1 # SOME DESCRIPTIVE TITLE
2 # Copyright (C) YEAR Free Software Foundation, Inc.
3 # This file is distributed under the same license as the PACKAGE package.
4 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
8 "Project-Id-Version: PACKAGE VERSION\n"
9 "POT-Creation-Date: 2015-01-23 22:22+0900\n"
10 "PO-Revision-Date: 2015-01-23 22:36+0900\n"
11 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
12 "Language-Team: LANGUAGE <LL@li.org>\n"
15 "Content-Type: text/plain; charset=UTF-8\n"
16 "Content-Transfer-Encoding: 8bit\n"
19 #: build/C/man3/getcontext.3:25
25 #: build/C/man3/getcontext.3:25
31 #: build/C/man3/getcontext.3:25 build/C/man3/pthread_attr_init.3:26
32 #: build/C/man3/pthread_attr_setaffinity_np.3:26
33 #: build/C/man3/pthread_attr_setdetachstate.3:26
34 #: build/C/man3/pthread_attr_setguardsize.3:26
35 #: build/C/man3/pthread_attr_setinheritsched.3:26
36 #: build/C/man3/pthread_attr_setschedparam.3:26
37 #: build/C/man3/pthread_attr_setschedpolicy.3:26
38 #: build/C/man3/pthread_attr_setscope.3:26
39 #: build/C/man3/pthread_attr_setstack.3:26
40 #: build/C/man3/pthread_attr_setstackaddr.3:26
41 #: build/C/man3/pthread_attr_setstacksize.3:26
42 #: build/C/man3/pthread_cancel.3:26 build/C/man3/pthread_cleanup_push.3:26
43 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
44 #: build/C/man3/pthread_create.3:26 build/C/man3/pthread_detach.3:26
45 #: build/C/man3/pthread_equal.3:26 build/C/man3/pthread_exit.3:26
46 #: build/C/man3/pthread_getattr_np.3:26
47 #: build/C/man3/pthread_getcpuclockid.3:26 build/C/man3/pthread_join.3:26
48 #: build/C/man3/pthread_kill.3:26
49 #: build/C/man3/pthread_kill_other_threads_np.3:26
50 #: build/C/man3/pthread_self.3:26 build/C/man3/pthread_setaffinity_np.3:26
51 #: build/C/man3/pthread_setcancelstate.3:26
52 #: build/C/man3/pthread_setconcurrency.3:25
53 #: build/C/man3/pthread_setname_np.3:26
54 #: build/C/man3/pthread_setschedparam.3:26
55 #: build/C/man3/pthread_setschedprio.3:26 build/C/man3/pthread_sigmask.3:26
56 #: build/C/man3/pthread_sigqueue.3:25 build/C/man3/pthread_testcancel.3:26
57 #: build/C/man3/pthread_tryjoin_np.3:26 build/C/man3/pthread_yield.3:25
58 #: build/C/man7/pthreads.7:26
64 #: build/C/man3/getcontext.3:25 build/C/man3/makecontext.3:28
65 #: build/C/man3/pthread_attr_init.3:26
66 #: build/C/man3/pthread_attr_setaffinity_np.3:26
67 #: build/C/man3/pthread_attr_setdetachstate.3:26
68 #: build/C/man3/pthread_attr_setguardsize.3:26
69 #: build/C/man3/pthread_attr_setinheritsched.3:26
70 #: build/C/man3/pthread_attr_setschedparam.3:26
71 #: build/C/man3/pthread_attr_setschedpolicy.3:26
72 #: build/C/man3/pthread_attr_setscope.3:26
73 #: build/C/man3/pthread_attr_setstack.3:26
74 #: build/C/man3/pthread_attr_setstackaddr.3:26
75 #: build/C/man3/pthread_attr_setstacksize.3:26
76 #: build/C/man3/pthread_cancel.3:26 build/C/man3/pthread_cleanup_push.3:26
77 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
78 #: build/C/man3/pthread_create.3:26 build/C/man3/pthread_detach.3:26
79 #: build/C/man3/pthread_equal.3:26 build/C/man3/pthread_exit.3:26
80 #: build/C/man3/pthread_getattr_np.3:26
81 #: build/C/man3/pthread_getcpuclockid.3:26 build/C/man3/pthread_join.3:26
82 #: build/C/man3/pthread_kill.3:26
83 #: build/C/man3/pthread_kill_other_threads_np.3:26
84 #: build/C/man3/pthread_rwlockattr_setkind_np.3:25
85 #: build/C/man3/pthread_self.3:26 build/C/man3/pthread_setaffinity_np.3:26
86 #: build/C/man3/pthread_setcancelstate.3:26
87 #: build/C/man3/pthread_setconcurrency.3:25
88 #: build/C/man3/pthread_setname_np.3:26
89 #: build/C/man3/pthread_setschedparam.3:26
90 #: build/C/man3/pthread_setschedprio.3:26 build/C/man3/pthread_sigmask.3:26
91 #: build/C/man3/pthread_sigqueue.3:25 build/C/man3/pthread_testcancel.3:26
92 #: build/C/man3/pthread_tryjoin_np.3:26 build/C/man3/pthread_yield.3:25
93 #: build/C/man7/pthreads.7:26
95 msgid "Linux Programmer's Manual"
96 msgstr "Linux Programmer's Manual"
99 #: build/C/man3/getcontext.3:26 build/C/man3/makecontext.3:29
100 #: build/C/man3/pthread_attr_init.3:27
101 #: build/C/man3/pthread_attr_setaffinity_np.3:27
102 #: build/C/man3/pthread_attr_setdetachstate.3:27
103 #: build/C/man3/pthread_attr_setguardsize.3:27
104 #: build/C/man3/pthread_attr_setinheritsched.3:27
105 #: build/C/man3/pthread_attr_setschedparam.3:27
106 #: build/C/man3/pthread_attr_setschedpolicy.3:27
107 #: build/C/man3/pthread_attr_setscope.3:27
108 #: build/C/man3/pthread_attr_setstack.3:27
109 #: build/C/man3/pthread_attr_setstackaddr.3:27
110 #: build/C/man3/pthread_attr_setstacksize.3:27
111 #: build/C/man3/pthread_cancel.3:27 build/C/man3/pthread_cleanup_push.3:27
112 #: build/C/man3/pthread_cleanup_push_defer_np.3:27
113 #: build/C/man3/pthread_create.3:27 build/C/man3/pthread_detach.3:27
114 #: build/C/man3/pthread_equal.3:27 build/C/man3/pthread_exit.3:27
115 #: build/C/man3/pthread_getattr_np.3:27
116 #: build/C/man3/pthread_getcpuclockid.3:27 build/C/man3/pthread_join.3:27
117 #: build/C/man3/pthread_kill.3:27
118 #: build/C/man3/pthread_kill_other_threads_np.3:27
119 #: build/C/man3/pthread_rwlockattr_setkind_np.3:26
120 #: build/C/man3/pthread_self.3:27 build/C/man3/pthread_setaffinity_np.3:27
121 #: build/C/man3/pthread_setcancelstate.3:27
122 #: build/C/man3/pthread_setconcurrency.3:26
123 #: build/C/man3/pthread_setname_np.3:27
124 #: build/C/man3/pthread_setschedparam.3:27
125 #: build/C/man3/pthread_setschedprio.3:27 build/C/man3/pthread_sigmask.3:27
126 #: build/C/man3/pthread_sigqueue.3:26 build/C/man3/pthread_testcancel.3:27
127 #: build/C/man3/pthread_tryjoin_np.3:27 build/C/man3/pthread_yield.3:26
128 #: build/C/man7/pthreads.7:27
134 #: build/C/man3/getcontext.3:28
135 msgid "getcontext, setcontext - get or set the user context"
136 msgstr "getcontext, setcontext - ユーザコンテキストを取得/設定する"
139 #: build/C/man3/getcontext.3:28 build/C/man3/makecontext.3:31
140 #: build/C/man3/pthread_attr_init.3:30
141 #: build/C/man3/pthread_attr_setaffinity_np.3:30
142 #: build/C/man3/pthread_attr_setdetachstate.3:30
143 #: build/C/man3/pthread_attr_setguardsize.3:30
144 #: build/C/man3/pthread_attr_setinheritsched.3:30
145 #: build/C/man3/pthread_attr_setschedparam.3:30
146 #: build/C/man3/pthread_attr_setschedpolicy.3:30
147 #: build/C/man3/pthread_attr_setscope.3:30
148 #: build/C/man3/pthread_attr_setstack.3:30
149 #: build/C/man3/pthread_attr_setstackaddr.3:30
150 #: build/C/man3/pthread_attr_setstacksize.3:30
151 #: build/C/man3/pthread_cancel.3:29 build/C/man3/pthread_cleanup_push.3:30
152 #: build/C/man3/pthread_cleanup_push_defer_np.3:30
153 #: build/C/man3/pthread_create.3:29 build/C/man3/pthread_detach.3:29
154 #: build/C/man3/pthread_equal.3:29 build/C/man3/pthread_exit.3:29
155 #: build/C/man3/pthread_getattr_np.3:29
156 #: build/C/man3/pthread_getcpuclockid.3:29 build/C/man3/pthread_join.3:29
157 #: build/C/man3/pthread_kill.3:29
158 #: build/C/man3/pthread_kill_other_threads_np.3:29
159 #: build/C/man3/pthread_rwlockattr_setkind_np.3:29
160 #: build/C/man3/pthread_self.3:29 build/C/man3/pthread_setaffinity_np.3:30
161 #: build/C/man3/pthread_setcancelstate.3:30
162 #: build/C/man3/pthread_setconcurrency.3:29
163 #: build/C/man3/pthread_setname_np.3:29
164 #: build/C/man3/pthread_setschedparam.3:30
165 #: build/C/man3/pthread_setschedprio.3:29 build/C/man3/pthread_sigmask.3:29
166 #: build/C/man3/pthread_sigqueue.3:28 build/C/man3/pthread_testcancel.3:29
167 #: build/C/man3/pthread_tryjoin_np.3:30 build/C/man3/pthread_yield.3:28
173 #: build/C/man3/getcontext.3:30 build/C/man3/makecontext.3:33
174 msgid "B<#include E<lt>ucontext.hE<gt>>"
175 msgstr "B<#include E<lt>ucontext.hE<gt>>"
178 #: build/C/man3/getcontext.3:32
179 msgid "B<int getcontext(ucontext_t *>I<ucp>B<);>"
180 msgstr "B<int getcontext(ucontext_t *>I<ucp>B<);>"
183 #: build/C/man3/getcontext.3:34
184 msgid "B<int setcontext(const ucontext_t *>I<ucp>B<);>"
185 msgstr "B<int setcontext(const ucontext_t *>I<ucp>B<);>"
188 #: build/C/man3/getcontext.3:34 build/C/man3/makecontext.3:38
189 #: build/C/man3/pthread_attr_init.3:39
190 #: build/C/man3/pthread_attr_setaffinity_np.3:42
191 #: build/C/man3/pthread_attr_setdetachstate.3:41
192 #: build/C/man3/pthread_attr_setguardsize.3:41
193 #: build/C/man3/pthread_attr_setinheritsched.3:41
194 #: build/C/man3/pthread_attr_setschedparam.3:41
195 #: build/C/man3/pthread_attr_setschedpolicy.3:41
196 #: build/C/man3/pthread_attr_setscope.3:41
197 #: build/C/man3/pthread_attr_setstack.3:54
198 #: build/C/man3/pthread_attr_setstackaddr.3:41
199 #: build/C/man3/pthread_attr_setstacksize.3:41
200 #: build/C/man3/pthread_cancel.3:37 build/C/man3/pthread_cleanup_push.3:40
201 #: build/C/man3/pthread_cleanup_push_defer_np.3:53
202 #: build/C/man3/pthread_create.3:38 build/C/man3/pthread_detach.3:37
203 #: build/C/man3/pthread_equal.3:37 build/C/man3/pthread_exit.3:37
204 #: build/C/man3/pthread_getattr_np.3:38
205 #: build/C/man3/pthread_getcpuclockid.3:38 build/C/man3/pthread_join.3:37
206 #: build/C/man3/pthread_kill.3:49
207 #: build/C/man3/pthread_kill_other_threads_np.3:35
208 #: build/C/man3/pthread_rwlockattr_setkind_np.3:54
209 #: build/C/man3/pthread_self.3:37 build/C/man3/pthread_setaffinity_np.3:42
210 #: build/C/man3/pthread_setcancelstate.3:39
211 #: build/C/man3/pthread_setconcurrency.3:38
212 #: build/C/man3/pthread_setname_np.3:39
213 #: build/C/man3/pthread_setschedparam.3:41
214 #: build/C/man3/pthread_setschedprio.3:37 build/C/man3/pthread_sigmask.3:50
215 #: build/C/man3/pthread_sigqueue.3:46 build/C/man3/pthread_testcancel.3:37
216 #: build/C/man3/pthread_tryjoin_np.3:42 build/C/man3/pthread_yield.3:37
217 #: build/C/man7/pthreads.7:29
223 #: build/C/man3/getcontext.3:49
225 "In a System V-like environment, one has the two types I<mcontext_t> and "
226 "I<ucontext_t> defined in I<E<lt>ucontext.hE<gt>> and the four functions "
227 "B<getcontext>(), B<setcontext>(), B<makecontext>(3), and B<swapcontext>(3) "
228 "that allow user-level context switching between multiple threads of control "
231 "System V 的な環境では、 I<mcontext_t> および I<ucontext_t> という 2 つの型"
232 "と、 B<getcontext>(), B<setcontext>(), B<makecontext>(3), B<swapcontext>(3) "
233 "という 4 つの関数が I<E<lt>ucontext.hE<gt>> で定義されており、あるプロセス内"
234 "部で制御下にある複数のスレッド間で、 ユーザレベルのコンテキスト切替えができる"
238 #: build/C/man3/getcontext.3:57
240 "The I<mcontext_t> type is machine-dependent and opaque. The I<ucontext_t> "
241 "type is a structure that has at least the following fields:"
243 "I<mcontext_t> 型はマシン依存で、外部からは隠蔽されている。 I<ucontext_t> 型は"
244 "構造体で、少なくとも以下の 4 つのフィールドを持つ。"
247 #: build/C/man3/getcontext.3:67
250 "typedef struct ucontext {\n"
251 " struct ucontext *uc_link;\n"
252 " sigset_t uc_sigmask;\n"
253 " stack_t uc_stack;\n"
254 " mcontext_t uc_mcontext;\n"
258 "typedef struct ucontext {\n"
259 " struct ucontext *uc_link;\n"
260 " sigset_t uc_sigmask;\n"
261 " stack_t uc_stack;\n"
262 " mcontext_t uc_mcontext;\n"
267 #: build/C/man3/getcontext.3:94
269 "with I<sigset_t> and I<stack_t> defined in I<E<lt>signal.hE<gt>>. Here "
270 "I<uc_link> points to the context that will be resumed when the current "
271 "context terminates (in case the current context was created using "
272 "B<makecontext>(3)), I<uc_sigmask> is the set of signals blocked in this "
273 "context (see B<sigprocmask>(2)), I<uc_stack> is the stack used by this "
274 "context (see B<sigaltstack>(2)), and I<uc_mcontext> is the machine-specific "
275 "representation of the saved context, that includes the calling thread's "
278 "I<sigset_t> と I<stack_t> は I<E<lt>signal.hE<gt>> で定義されている。 ここで "
279 "I<uc_link> は、 現在のコンテキストが終了したとき、 続いて切り替わるコンテキス"
280 "トへのポインタである (現在のコンテキストが B<makecontext>(3) で生成されたも"
281 "のの場合)。 I<uc_sigmask> はこのコンテキストでブロックされている シグナル群で"
282 "ある (B<sigprocmask>(2) を見よ)。 I<uc_stack> はこのコンテキストが用いている"
283 "スタックである (B<signalstack>(2) を見よ)。 I<uc_mcontext> は保存されている"
284 "コンテキストの マシン特有の表現形式であり、 ここには呼び出したスレッドのマシ"
288 #: build/C/man3/getcontext.3:101
290 "The function B<getcontext>() initializes the structure pointed at by I<ucp> "
291 "to the currently active context."
293 "B<getcontext>() 関数は、 ポインタ I<ucp> が指す構造体を、 現在アクティブなコ"
297 #: build/C/man3/getcontext.3:114
299 "The function B<setcontext>() restores the user context pointed at by "
300 "I<ucp>. A successful call does not return. The context should have been "
301 "obtained by a call of B<getcontext>(), or B<makecontext>(3), or passed as "
302 "third argument to a signal handler."
304 "B<setcontext>() 関数は、ポインタ I<ucp> が指すユーザコンテキストをリストアす"
305 "る。 呼び出しに成功すると返らない。 このコンテキストは、以前に "
306 "B<getcontext>() または B<makecontext>(3) で得られたものか、 あるいはシグナ"
307 "ルの第三引数として与えられたものになる。"
310 #: build/C/man3/getcontext.3:118
312 "If the context was obtained by a call of B<getcontext>(), program execution "
313 "continues as if this call just returned."
315 "コンテキストが B<getcontext>() の呼び出しによって得られていたものの場合は、 "
316 "プログラムはこの呼び出しから返った直後からのように実行を継続する。"
319 #: build/C/man3/getcontext.3:135
321 "If the context was obtained by a call of B<makecontext>(3), program "
322 "execution continues by a call to the function I<func> specified as the "
323 "second argument of that call to B<makecontext>(3). When the function "
324 "I<func> returns, we continue with the I<uc_link> member of the structure "
325 "I<ucp> specified as the first argument of that call to B<makecontext>(3). "
326 "When this member is NULL, the thread exits."
328 "コンテキストが B<makecontext>(3) の呼び出しによって得られていたものの場合"
329 "は、 プログラムの実行はその B<makecontext>(3) 呼び出しの第二引数で指定された"
330 "関数 I<func> を呼び出すかたちで継続する。 I<func> から返ると、 "
331 "B<makecontext>(3) 呼び出しの第一引数で指定されていた I<ucp> 構造体の "
332 "I<uc_link> メンバで継続する。 このメンバが NULL だった場合は、そのスレッドは"
336 #: build/C/man3/getcontext.3:142
338 "If the context was obtained by a call to a signal handler, then old standard "
339 "text says that \"program execution continues with the program instruction "
340 "following the instruction interrupted by the signal\". However, this "
341 "sentence was removed in SUSv2, and the present verdict is \"the result is "
344 "コンテキストがシグナルハンドラの呼び出しによって得られていたものの場合は、 古"
345 "い標準によれば 「プログラムの実行はシグナルによって割り込まれた命令の次の命令"
346 "から継続される」。 しかしこの文は SUSv2 で削除されたので、 現在の判断は「結果"
350 #: build/C/man3/getcontext.3:142 build/C/man3/makecontext.3:84
351 #: build/C/man3/pthread_attr_init.3:68
352 #: build/C/man3/pthread_attr_setaffinity_np.3:76
353 #: build/C/man3/pthread_attr_setdetachstate.3:77
354 #: build/C/man3/pthread_attr_setguardsize.3:90
355 #: build/C/man3/pthread_attr_setinheritsched.3:93
356 #: build/C/man3/pthread_attr_setschedparam.3:85
357 #: build/C/man3/pthread_attr_setschedpolicy.3:83
358 #: build/C/man3/pthread_attr_setscope.3:103
359 #: build/C/man3/pthread_attr_setstack.3:85
360 #: build/C/man3/pthread_attr_setstackaddr.3:74
361 #: build/C/man3/pthread_attr_setstacksize.3:61
362 #: build/C/man3/pthread_cancel.3:112 build/C/man3/pthread_cleanup_push.3:121
363 #: build/C/man3/pthread_create.3:115 build/C/man3/pthread_detach.3:49
364 #: build/C/man3/pthread_equal.3:41 build/C/man3/pthread_exit.3:71
365 #: build/C/man3/pthread_getattr_np.3:73
366 #: build/C/man3/pthread_getcpuclockid.3:46 build/C/man3/pthread_join.3:70
367 #: build/C/man3/pthread_kill.3:63
368 #: build/C/man3/pthread_rwlockattr_setkind_np.3:96
369 #: build/C/man3/pthread_self.3:46 build/C/man3/pthread_setaffinity_np.3:77
370 #: build/C/man3/pthread_setcancelstate.3:92
371 #: build/C/man3/pthread_setconcurrency.3:56
372 #: build/C/man3/pthread_setname_np.3:72
373 #: build/C/man3/pthread_setschedparam.3:104
374 #: build/C/man3/pthread_setschedprio.3:53 build/C/man3/pthread_sigmask.3:61
375 #: build/C/man3/pthread_sigqueue.3:66 build/C/man3/pthread_testcancel.3:50
376 #: build/C/man3/pthread_tryjoin_np.3:85 build/C/man3/pthread_yield.3:44
382 #: build/C/man3/getcontext.3:151
384 "When successful, B<getcontext>() returns 0 and B<setcontext>() does not "
385 "return. On error, both return -1 and set I<errno> appropriately."
387 "成功すると、 B<getcontext>() は 0 を返し、 B<setcontext>() は返らない。 失"
388 "敗すると、両者とも -1 を返し、I<errno> をエラーに応じて設定する。"
391 #: build/C/man3/getcontext.3:151 build/C/man3/makecontext.3:96
392 #: build/C/man3/pthread_attr_init.3:71
393 #: build/C/man3/pthread_attr_setaffinity_np.3:79
394 #: build/C/man3/pthread_attr_setdetachstate.3:80
395 #: build/C/man3/pthread_attr_setguardsize.3:93
396 #: build/C/man3/pthread_attr_setinheritsched.3:96
397 #: build/C/man3/pthread_attr_setschedparam.3:88
398 #: build/C/man3/pthread_attr_setschedpolicy.3:86
399 #: build/C/man3/pthread_attr_setscope.3:106
400 #: build/C/man3/pthread_attr_setstack.3:88
401 #: build/C/man3/pthread_attr_setstackaddr.3:77
402 #: build/C/man3/pthread_attr_setstacksize.3:64
403 #: build/C/man3/pthread_cancel.3:117 build/C/man3/pthread_cleanup_push.3:123
404 #: build/C/man3/pthread_create.3:122 build/C/man3/pthread_detach.3:54
405 #: build/C/man3/pthread_equal.3:45 build/C/man3/pthread_exit.3:73
406 #: build/C/man3/pthread_getattr_np.3:76
407 #: build/C/man3/pthread_getcpuclockid.3:49 build/C/man3/pthread_join.3:75
408 #: build/C/man3/pthread_kill.3:68
409 #: build/C/man3/pthread_rwlockattr_setkind_np.3:104
410 #: build/C/man3/pthread_self.3:48 build/C/man3/pthread_setaffinity_np.3:80
411 #: build/C/man3/pthread_setcancelstate.3:95
412 #: build/C/man3/pthread_setconcurrency.3:68
413 #: build/C/man3/pthread_setname_np.3:75
414 #: build/C/man3/pthread_setschedparam.3:112
415 #: build/C/man3/pthread_setschedprio.3:61 build/C/man3/pthread_sigmask.3:66
416 #: build/C/man3/pthread_sigqueue.3:71 build/C/man3/pthread_testcancel.3:54
417 #: build/C/man3/pthread_tryjoin_np.3:89 build/C/man3/pthread_yield.3:49
423 #: build/C/man3/getcontext.3:153
424 msgid "None defined."
428 #: build/C/man3/getcontext.3:153 build/C/man3/makecontext.3:105
429 #: build/C/man3/pthread_attr_setdetachstate.3:87
430 #: build/C/man3/pthread_attr_setguardsize.3:106
431 #: build/C/man3/pthread_attr_setinheritsched.3:110
432 #: build/C/man3/pthread_attr_setschedparam.3:100
433 #: build/C/man3/pthread_attr_setschedpolicy.3:100
434 #: build/C/man3/pthread_attr_setscope.3:119
435 #: build/C/man3/pthread_attr_setstack.3:112
436 #: build/C/man3/pthread_attr_setstackaddr.3:83
437 #: build/C/man3/pthread_attr_setstacksize.3:83 build/C/man3/pthread_equal.3:47
438 #: build/C/man3/pthread_exit.3:75 build/C/man3/pthread_getcpuclockid.3:65
439 #: build/C/man3/pthread_kill.3:72
440 #: build/C/man3/pthread_kill_other_threads_np.3:47
441 #: build/C/man3/pthread_self.3:50 build/C/man3/pthread_setaffinity_np.3:121
442 #: build/C/man3/pthread_setcancelstate.3:113
443 #: build/C/man3/pthread_setconcurrency.3:83
444 #: build/C/man3/pthread_setschedparam.3:141
445 #: build/C/man3/pthread_setschedprio.3:83 build/C/man3/pthread_sigmask.3:69
446 #: build/C/man3/pthread_sigqueue.3:94 build/C/man3/pthread_testcancel.3:58
447 #: build/C/man3/pthread_yield.3:53
453 #: build/C/man3/getcontext.3:154 build/C/man3/makecontext.3:106
454 #: build/C/man3/pthread_attr_setdetachstate.3:88
455 #: build/C/man3/pthread_attr_setguardsize.3:107
456 #: build/C/man3/pthread_attr_setinheritsched.3:111
457 #: build/C/man3/pthread_attr_setschedparam.3:101
458 #: build/C/man3/pthread_attr_setschedpolicy.3:101
459 #: build/C/man3/pthread_attr_setscope.3:120
460 #: build/C/man3/pthread_attr_setstack.3:113
461 #: build/C/man3/pthread_attr_setstackaddr.3:84
462 #: build/C/man3/pthread_attr_setstacksize.3:84 build/C/man3/pthread_equal.3:48
463 #: build/C/man3/pthread_exit.3:76 build/C/man3/pthread_getcpuclockid.3:66
464 #: build/C/man3/pthread_kill.3:73
465 #: build/C/man3/pthread_kill_other_threads_np.3:48
466 #: build/C/man3/pthread_self.3:51 build/C/man3/pthread_setaffinity_np.3:122
467 #: build/C/man3/pthread_setcancelstate.3:114
468 #: build/C/man3/pthread_setconcurrency.3:84
469 #: build/C/man3/pthread_setschedparam.3:142
470 #: build/C/man3/pthread_setschedprio.3:84 build/C/man3/pthread_sigmask.3:70
471 #: build/C/man3/pthread_sigqueue.3:95 build/C/man3/pthread_testcancel.3:59
472 #: build/C/man3/pthread_yield.3:54
474 msgid "Multithreading (see pthreads(7))"
475 msgstr "マルチスレッディング (pthreads(7) 参照)"
478 #: build/C/man3/getcontext.3:160
479 msgid "The B<getcontext>() and B<setcontext>() functions are thread-safe."
480 msgstr "関数 B<getcontext>() と B<setcontext>() はスレッドセーフである。"
483 #: build/C/man3/getcontext.3:160 build/C/man3/makecontext.3:112
484 #: build/C/man3/pthread_attr_init.3:79
485 #: build/C/man3/pthread_attr_setaffinity_np.3:108
486 #: build/C/man3/pthread_attr_setdetachstate.3:94
487 #: build/C/man3/pthread_attr_setguardsize.3:113
488 #: build/C/man3/pthread_attr_setinheritsched.3:117
489 #: build/C/man3/pthread_attr_setschedparam.3:107
490 #: build/C/man3/pthread_attr_setschedpolicy.3:107
491 #: build/C/man3/pthread_attr_setscope.3:126
492 #: build/C/man3/pthread_attr_setstack.3:119
493 #: build/C/man3/pthread_attr_setstackaddr.3:90
494 #: build/C/man3/pthread_attr_setstacksize.3:90
495 #: build/C/man3/pthread_cancel.3:125 build/C/man3/pthread_cleanup_push.3:127
496 #: build/C/man3/pthread_cleanup_push_defer_np.3:114
497 #: build/C/man3/pthread_create.3:153 build/C/man3/pthread_detach.3:64
498 #: build/C/man3/pthread_equal.3:52 build/C/man3/pthread_exit.3:80
499 #: build/C/man3/pthread_getattr_np.3:98
500 #: build/C/man3/pthread_getcpuclockid.3:70 build/C/man3/pthread_join.3:98
501 #: build/C/man3/pthread_kill.3:77
502 #: build/C/man3/pthread_kill_other_threads_np.3:52
503 #: build/C/man3/pthread_rwlockattr_setkind_np.3:127
504 #: build/C/man3/pthread_self.3:55 build/C/man3/pthread_setaffinity_np.3:128
505 #: build/C/man3/pthread_setcancelstate.3:120
506 #: build/C/man3/pthread_setconcurrency.3:90
507 #: build/C/man3/pthread_setname_np.3:102
508 #: build/C/man3/pthread_setschedparam.3:148
509 #: build/C/man3/pthread_setschedprio.3:88 build/C/man3/pthread_sigmask.3:74
510 #: build/C/man3/pthread_sigqueue.3:99 build/C/man3/pthread_testcancel.3:63
511 #: build/C/man3/pthread_tryjoin_np.3:120 build/C/man3/pthread_yield.3:58
513 msgid "CONFORMING TO"
517 #: build/C/man3/getcontext.3:166
519 "SUSv2, POSIX.1-2001. POSIX.1-2008 removes the specification of "
520 "B<getcontext>(), citing portability issues, and recommending that "
521 "applications be rewritten to use POSIX threads instead."
523 "SUSv2, POSIX.1-2001. POSIX.1-2008 では、移植性の問題から B<getcontext>() の"
524 "仕様が削除された。 代わりに、アプリケーションを POSIX スレッドを使って書き直"
528 #: build/C/man3/getcontext.3:166 build/C/man3/makecontext.3:120
529 #: build/C/man3/pthread_attr_init.3:81
530 #: build/C/man3/pthread_attr_setaffinity_np.3:111
531 #: build/C/man3/pthread_attr_setdetachstate.3:96
532 #: build/C/man3/pthread_attr_setguardsize.3:115
533 #: build/C/man3/pthread_attr_setschedparam.3:109
534 #: build/C/man3/pthread_attr_setscope.3:128
535 #: build/C/man3/pthread_attr_setstack.3:121
536 #: build/C/man3/pthread_attr_setstackaddr.3:93
537 #: build/C/man3/pthread_attr_setstacksize.3:92
538 #: build/C/man3/pthread_cancel.3:127 build/C/man3/pthread_cleanup_push.3:129
539 #: build/C/man3/pthread_create.3:155 build/C/man3/pthread_detach.3:66
540 #: build/C/man3/pthread_equal.3:54 build/C/man3/pthread_exit.3:82
541 #: build/C/man3/pthread_getcpuclockid.3:72 build/C/man3/pthread_join.3:100
542 #: build/C/man3/pthread_kill.3:79
543 #: build/C/man3/pthread_kill_other_threads_np.3:55
544 #: build/C/man3/pthread_self.3:57 build/C/man3/pthread_setaffinity_np.3:131
545 #: build/C/man3/pthread_setcancelstate.3:122
546 #: build/C/man3/pthread_setconcurrency.3:92
547 #: build/C/man3/pthread_setname_np.3:104
548 #: build/C/man3/pthread_setschedparam.3:150
549 #: build/C/man3/pthread_setschedprio.3:90 build/C/man3/pthread_sigmask.3:76
550 #: build/C/man3/pthread_yield.3:64
556 #: build/C/man3/getcontext.3:183
558 "The earliest incarnation of this mechanism was the B<setjmp>(3)/"
559 "B<longjmp>(3) mechanism. Since that does not define the handling of the "
560 "signal context, the next stage was the B<sigsetjmp>(3)/B<siglongjmp>(3) "
561 "pair. The present mechanism gives much more control. On the other hand, "
562 "there is no easy way to detect whether a return from B<getcontext>() is "
563 "from the first call, or via a B<setcontext>() call. The user has to invent "
564 "her own bookkeeping device, and a register variable won't do since registers "
567 "このメカニズムの最古の実装は、 B<setjmp>(3)/B<longjmp>(3) 機構であった。 こ"
568 "れらにはシグナルコンテキストの取り扱いが定義されていなかったので、 次の段階で"
569 "は B<sigsetjmp>(3)/B<siglongjmp>(3) のペアが現われた。 現在の機構ではずっと"
570 "細かな制御ができる。 一方 B<getcontext>() から返ったとき、 これが最初の呼び"
571 "出しであったか、 それとも B<setcontext>() 呼び出しからのものであるかを 区別"
572 "する容易な方法がなくなってしまった。 ユーザは「しおり」機構を自分で作らなけれ"
573 "ばならない。 レジスタ変数は (レジスタはリストアされてしまうので) これをやって"
577 #: build/C/man3/getcontext.3:194
579 "When a signal occurs, the current user context is saved and a new context is "
580 "created by the kernel for the signal handler. Do not leave the handler "
581 "using B<longjmp>(3): it is undefined what would happen with contexts. Use "
582 "B<siglongjmp>(3) or B<setcontext>() instead."
584 "シグナルが発生すると、 現在のユーザコンテキストは保存され、 シグナルハンドラ"
585 "用のコンテキストがカーネルによって生成される。 今後はハンドラに "
586 "B<longjmp>(3) を使わせないこと: この関数のコンテキスト下での動作は定義されて"
587 "いない。 代わりに B<siglongjmp>(3) か B<setcontext>() を使うこと。"
590 #: build/C/man3/getcontext.3:194 build/C/man3/makecontext.3:227
591 #: build/C/man3/pthread_attr_init.3:297
592 #: build/C/man3/pthread_attr_setaffinity_np.3:118
593 #: build/C/man3/pthread_attr_setdetachstate.3:118
594 #: build/C/man3/pthread_attr_setguardsize.3:165
595 #: build/C/man3/pthread_attr_setinheritsched.3:138
596 #: build/C/man3/pthread_attr_setschedparam.3:116
597 #: build/C/man3/pthread_attr_setschedpolicy.3:112
598 #: build/C/man3/pthread_attr_setscope.3:139
599 #: build/C/man3/pthread_attr_setstack.3:162
600 #: build/C/man3/pthread_attr_setstackaddr.3:117
601 #: build/C/man3/pthread_attr_setstacksize.3:118
602 #: build/C/man3/pthread_cancel.3:226 build/C/man3/pthread_cleanup_push.3:315
603 #: build/C/man3/pthread_cleanup_push_defer_np.3:117
604 #: build/C/man3/pthread_create.3:376 build/C/man3/pthread_detach.3:97
605 #: build/C/man3/pthread_equal.3:61 build/C/man3/pthread_exit.3:110
606 #: build/C/man3/pthread_getattr_np.3:345
607 #: build/C/man3/pthread_getcpuclockid.3:175 build/C/man3/pthread_join.3:127
608 #: build/C/man3/pthread_kill.3:99
609 #: build/C/man3/pthread_kill_other_threads_np.3:71
610 #: build/C/man3/pthread_rwlockattr_setkind_np.3:130
611 #: build/C/man3/pthread_self.3:81 build/C/man3/pthread_setaffinity_np.3:213
612 #: build/C/man3/pthread_setcancelstate.3:186
613 #: build/C/man3/pthread_setconcurrency.3:107
614 #: build/C/man3/pthread_setname_np.3:200
615 #: build/C/man3/pthread_setschedparam.3:440
616 #: build/C/man3/pthread_setschedprio.3:96 build/C/man3/pthread_sigmask.3:152
617 #: build/C/man3/pthread_sigqueue.3:101 build/C/man3/pthread_testcancel.3:68
618 #: build/C/man3/pthread_tryjoin_np.3:143 build/C/man3/pthread_yield.3:67
619 #: build/C/man7/pthreads.7:893
625 #: build/C/man3/getcontext.3:201
627 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<longjmp>(3), "
628 "B<makecontext>(3), B<sigsetjmp>(3)"
630 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<longjmp>(3), "
631 "B<makecontext>(3), B<sigsetjmp>(3)"
634 #: build/C/man3/getcontext.3:201 build/C/man3/makecontext.3:233
635 #: build/C/man3/pthread_attr_init.3:313
636 #: build/C/man3/pthread_attr_setaffinity_np.3:124
637 #: build/C/man3/pthread_attr_setdetachstate.3:124
638 #: build/C/man3/pthread_attr_setguardsize.3:173
639 #: build/C/man3/pthread_attr_setinheritsched.3:150
640 #: build/C/man3/pthread_attr_setschedparam.3:128
641 #: build/C/man3/pthread_attr_setschedpolicy.3:123
642 #: build/C/man3/pthread_attr_setscope.3:149
643 #: build/C/man3/pthread_attr_setstack.3:174
644 #: build/C/man3/pthread_attr_setstackaddr.3:123
645 #: build/C/man3/pthread_attr_setstacksize.3:125
646 #: build/C/man3/pthread_cancel.3:238 build/C/man3/pthread_cleanup_push.3:321
647 #: build/C/man3/pthread_cleanup_push_defer_np.3:123
648 #: build/C/man3/pthread_create.3:389 build/C/man3/pthread_detach.3:104
649 #: build/C/man3/pthread_equal.3:65 build/C/man3/pthread_exit.3:114
650 #: build/C/man3/pthread_getattr_np.3:361
651 #: build/C/man3/pthread_getcpuclockid.3:183 build/C/man3/pthread_join.3:134
652 #: build/C/man3/pthread_kill.3:108
653 #: build/C/man3/pthread_kill_other_threads_np.3:77
654 #: build/C/man3/pthread_rwlockattr_setkind_np.3:132
655 #: build/C/man3/pthread_self.3:85 build/C/man3/pthread_setaffinity_np.3:221
656 #: build/C/man3/pthread_setcancelstate.3:191
657 #: build/C/man3/pthread_setconcurrency.3:110
658 #: build/C/man3/pthread_setname_np.3:206
659 #: build/C/man3/pthread_setschedparam.3:454
660 #: build/C/man3/pthread_setschedprio.3:110 build/C/man3/pthread_sigmask.3:161
661 #: build/C/man3/pthread_sigqueue.3:109 build/C/man3/pthread_testcancel.3:73
662 #: build/C/man3/pthread_tryjoin_np.3:148 build/C/man3/pthread_yield.3:71
663 #: build/C/man7/pthreads.7:927
669 #: build/C/man3/getcontext.3:209 build/C/man3/makecontext.3:241
670 #: build/C/man3/pthread_attr_init.3:321
671 #: build/C/man3/pthread_attr_setaffinity_np.3:132
672 #: build/C/man3/pthread_attr_setdetachstate.3:132
673 #: build/C/man3/pthread_attr_setguardsize.3:181
674 #: build/C/man3/pthread_attr_setinheritsched.3:158
675 #: build/C/man3/pthread_attr_setschedparam.3:136
676 #: build/C/man3/pthread_attr_setschedpolicy.3:131
677 #: build/C/man3/pthread_attr_setscope.3:157
678 #: build/C/man3/pthread_attr_setstack.3:182
679 #: build/C/man3/pthread_attr_setstackaddr.3:131
680 #: build/C/man3/pthread_attr_setstacksize.3:133
681 #: build/C/man3/pthread_cancel.3:246 build/C/man3/pthread_cleanup_push.3:329
682 #: build/C/man3/pthread_cleanup_push_defer_np.3:131
683 #: build/C/man3/pthread_create.3:397 build/C/man3/pthread_detach.3:112
684 #: build/C/man3/pthread_equal.3:73 build/C/man3/pthread_exit.3:122
685 #: build/C/man3/pthread_getattr_np.3:369
686 #: build/C/man3/pthread_getcpuclockid.3:191 build/C/man3/pthread_join.3:142
687 #: build/C/man3/pthread_kill.3:116
688 #: build/C/man3/pthread_kill_other_threads_np.3:85
689 #: build/C/man3/pthread_rwlockattr_setkind_np.3:140
690 #: build/C/man3/pthread_self.3:93 build/C/man3/pthread_setaffinity_np.3:229
691 #: build/C/man3/pthread_setcancelstate.3:199
692 #: build/C/man3/pthread_setconcurrency.3:118
693 #: build/C/man3/pthread_setname_np.3:214
694 #: build/C/man3/pthread_setschedparam.3:462
695 #: build/C/man3/pthread_setschedprio.3:118 build/C/man3/pthread_sigmask.3:169
696 #: build/C/man3/pthread_sigqueue.3:117 build/C/man3/pthread_testcancel.3:81
697 #: build/C/man3/pthread_tryjoin_np.3:156 build/C/man3/pthread_yield.3:79
698 #: build/C/man7/pthreads.7:935
700 "This page is part of release 3.78 of the Linux I<man-pages> project. A "
701 "description of the project, information about reporting bugs, and the latest "
702 "version of this page, can be found at \\%http://www.kernel.org/doc/man-"
705 "この man ページは Linux I<man-pages> プロジェクトのリリース 3.78 の一部\n"
706 "である。プロジェクトの説明とバグ報告に関する情報は\n"
707 "http://www.kernel.org/doc/man-pages/ に書かれている。"
710 #: build/C/man3/makecontext.3:28
716 #: build/C/man3/makecontext.3:28 build/C/man3/pthread_attr_setaffinity_np.3:26
717 #: build/C/man3/pthread_attr_setdetachstate.3:26
718 #: build/C/man3/pthread_attr_setguardsize.3:26
719 #: build/C/man3/pthread_attr_setscope.3:26
720 #: build/C/man3/pthread_attr_setstack.3:26
721 #: build/C/man3/pthread_attr_setstackaddr.3:26
722 #: build/C/man3/pthread_attr_setstacksize.3:26
723 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
724 #: build/C/man3/pthread_create.3:26 build/C/man3/pthread_setname_np.3:26
725 #: build/C/man3/pthread_setschedprio.3:26 build/C/man3/pthread_sigqueue.3:25
731 #: build/C/man3/makecontext.3:28
737 #: build/C/man3/makecontext.3:31
738 msgid "makecontext, swapcontext - manipulate user context"
739 msgstr "makecontext, swapcontext - ユーザコンテキストを操作する"
742 #: build/C/man3/makecontext.3:36
744 "B<void makecontext(ucontext_t *>I<ucp>B<, void (*>I<func>B<)(),> B<int "
747 "B<void makecontext(ucontext_t *>I<ucp>B<, void (*>I<func>B<)(),> B<int "
751 #: build/C/man3/makecontext.3:38
753 "B<int swapcontext(ucontext_t *>I<oucp>B<, const ucontext_t *>I<ucp>B<);>"
755 "B<int swapcontext(ucontext_t *>I<oucp>B<, const ucontext_t *>I<ucp>B<);>"
758 #: build/C/man3/makecontext.3:49
760 "In a System V-like environment, one has the type I<ucontext_t> defined in "
761 "I<E<lt>ucontext.hE<gt>> and the four functions B<getcontext>(3), "
762 "B<setcontext>(3), B<makecontext>() and B<swapcontext>() that allow user-"
763 "level context switching between multiple threads of control within a process."
765 "System V 的な環境では、 B<mcontext_t> および B<ucontext_t> という 2 つの型"
766 "と、 B<getcontext>(3), B<setcontext>(3), B<makecontext>(), B<swapcontext>() "
767 "という 4 つの関数が I<E<lt>ucontext.hE<gt>> で定義されており、あるプロセス内"
768 "部で制御下にある複数のスレッド間で、 ユーザレベルのコンテキスト切替えができる"
772 #: build/C/man3/makecontext.3:52
773 msgid "For the type and the first two functions, see B<getcontext>(3)."
775 "これらの型と、最初の 2 つの関数については、 B<getcontext>(3) を参照のこと。"
778 #: build/C/man3/makecontext.3:64
780 "The B<makecontext>() function modifies the context pointed to by I<ucp> "
781 "(which was obtained from a call to B<getcontext>(3)). Before invoking "
782 "B<makecontext>(), the caller must allocate a new stack for this context and "
783 "assign its address to I<ucp-E<gt>uc_stack>, and define a successor context "
784 "and assign its address to I<ucp-E<gt>uc_link>."
786 "B<makecontext>() 関数は、ポインタ I<ucp> が指すコンテキストを変更する "
787 "(I<ucp> は以前の B<getcontext>(3) 呼び出しで得られたものである)。 "
788 "B<makecontext>() を起動する前には、呼び出し者は、このコンテキスト用に 新しい"
789 "スタックを確保し、そのアドレスを I<ucp-E<gt>uc_stack> に代入し、 さらに後継の"
790 "コンテキストを定義し、そのアドレスを I<ucp-E<gt>uc_link> に 代入しなければな"
794 #: build/C/man3/makecontext.3:78
796 "When this context is later activated (using B<setcontext>(3) or "
797 "B<swapcontext>()) the function I<func> is called, and passed the series of "
798 "integer (I<int>) arguments that follow I<argc>; the caller must specify the "
799 "number of these arguments in I<argc>. When this function returns, the "
800 "successor context is activated. If the successor context pointer is NULL, "
803 "このコンテキストが将来 (B<setcontext>(3) または B<swapcontext>() によっ"
804 "て) 有効にされると、関数 I<func> が呼ばれ、 引き数として I<argc> 以降の整数 "
805 "(I<int>) 引き数の列が渡される。 呼び出し者は I<argc> にこれらの引き数の個数"
806 "を指定しなければならない。 この関数が戻ると、後継のコンテキストが有効にな"
807 "る。 後継コンテキストのポインタが NULL の場合、そのスレッドが終了する。"
810 #: build/C/man3/makecontext.3:84
812 "The B<swapcontext>() function saves the current context in the structure "
813 "pointed to by I<oucp>, and then activates the context pointed to by I<ucp>."
815 "B<swapcontext>() 関数は現在のコンテキストを ポインタ I<oucp> が指す構造体に"
816 "保存し、 ポインタ I<ucp> が指すコンテキストを有効にする。"
819 #: build/C/man3/makecontext.3:96
821 "When successful, B<swapcontext>() does not return. (But we may return "
822 "later, in case I<oucp> is activated, in which case it looks like "
823 "B<swapcontext>() returns 0.) On error, B<swapcontext>() returns -1 and "
824 "sets I<errno> appropriately."
826 "成功すると、 B<swapcontext>() は返らない (しかし後に I<oucp> が有効になった"
827 "場合には返ることがある。 このときには B<swapcontext>() は 0 を返すように見え"
828 "る。) 失敗すると、 B<swapcontext>() は -1 を返し、 I<errno> をエラーに応じ"
832 #: build/C/man3/makecontext.3:97
833 #: build/C/man3/pthread_attr_setaffinity_np.3:102
834 #: build/C/man3/pthread_getattr_np.3:77
840 #: build/C/man3/makecontext.3:100
841 msgid "Insufficient stack space left."
842 msgstr "スタックに割り当てる空間が残っていない。"
845 #: build/C/man3/makecontext.3:100
846 #: build/C/man3/pthread_attr_setaffinity_np.3:106
847 #: build/C/man3/pthread_attr_setguardsize.3:104
848 #: build/C/man3/pthread_attr_setstack.3:110
849 #: build/C/man3/pthread_attr_setstackaddr.3:81
850 #: build/C/man3/pthread_attr_setstacksize.3:81
851 #: build/C/man3/pthread_getattr_np.3:96
852 #: build/C/man3/pthread_getcpuclockid.3:63
853 #: build/C/man3/pthread_rwlockattr_setkind_np.3:121
854 #: build/C/man3/pthread_setaffinity_np.3:119
855 #: build/C/man3/pthread_setconcurrency.3:81
856 #: build/C/man3/pthread_setname_np.3:100
857 #: build/C/man3/pthread_setschedprio.3:81 build/C/man3/pthread_sigqueue.3:90
858 #: build/C/man3/pthread_tryjoin_np.3:118
864 #: build/C/man3/makecontext.3:105
866 "B<makecontext>() and B<swapcontext>() are provided in glibc since version "
869 "B<makecontext>() と B<swapcontext>() は、バージョン 2.1 以降の glibc で提供"
873 #: build/C/man3/makecontext.3:112
874 msgid "The B<makecontext>() and B<swapcontext>() functions are thread-safe."
875 msgstr "関数 B<makecontext>() と B<swapcontext>() はスレッドセーフである。"
878 #: build/C/man3/makecontext.3:120
880 "SUSv2, POSIX.1-2001. POSIX.1-2008 removes the specifications of "
881 "B<makecontext>() and B<swapcontext>(), citing portability issues, and "
882 "recommending that applications be rewritten to use POSIX threads instead."
884 "SUSv2, POSIX.1-2001. POSIX.1-2008 では、移植性の問題から B<makecontext>() "
885 "と B<swapcontext>() の仕様が削除されている。 代わりに、アプリケーションを "
886 "POSIX スレッドを使って書き直すことが 推奨されている。"
889 #: build/C/man3/makecontext.3:128
891 "The interpretation of I<ucp-E<gt>uc_stack> is just as in B<sigaltstack>(2), "
892 "namely, this struct contains the start and length of a memory area to be "
893 "used as the stack, regardless of the direction of growth of the stack. "
894 "Thus, it is not necessary for the user program to worry about this direction."
896 "I<ucp-E<gt>uc_stack> の解釈は B<sigaltstack>(2) の場合と同じである。 すなわ"
897 "ちこの構造体には、 スタックとして用いられるメモリ領域の開始アドレスと長さが含"
898 "まれ、 これはスタックが伸びる方向がどちらであるかには関係しない。 したがっ"
899 "て、ユーザプログラムはこの件については心配しなくてよい。"
902 #: build/C/man3/makecontext.3:144
904 "On architectures where I<int> and pointer types are the same size (e.g., "
905 "x86-32, where both types are 32 bits), you may be able to get away with "
906 "passing pointers as arguments to B<makecontext>() following I<argc>. "
907 "However, doing this is not guaranteed to be portable, is undefined according "
908 "to the standards, and won't work on architectures where pointers are larger "
909 "than I<int>s. Nevertheless, starting with version 2.8, glibc makes some "
910 "changes to B<makecontext>(), to permit this on some 64-bit architectures (e."
913 "I<int> とポインタ型が同じ大きさであるアーキテクチャでは (x86-32 はその例であ"
914 "り、両方の型とも 32 ビットである)、 B<makecontext>() の I<argc> 以降の引き数"
915 "としてポインタを渡してもうまく動くかもしれない。 しかしながら、このようにする"
916 "と、移植性は保証されず、 標準に従えば動作は未定義であり、ポインタが I<int> よ"
917 "りも大きいアーキテクチャでは正しく動作しないことだろう。 それにも関わらず、"
918 "バージョン 2.8 以降の glibc では、 B<makecontext>() に変更が行われ、(x86-64 "
919 "などの) いくつかの 64 ビットアーキテクチャで 引き数としてポインタを渡すことが"
923 #: build/C/man3/makecontext.3:144 build/C/man3/pthread_attr_init.3:87
924 #: build/C/man3/pthread_attr_setdetachstate.3:115
925 #: build/C/man3/pthread_attr_setguardsize.3:162
926 #: build/C/man3/pthread_attr_setinheritsched.3:135
927 #: build/C/man3/pthread_attr_setschedparam.3:113
928 #: build/C/man3/pthread_attr_setschedpolicy.3:109
929 #: build/C/man3/pthread_attr_setstack.3:159
930 #: build/C/man3/pthread_attr_setstacksize.3:115
931 #: build/C/man3/pthread_cancel.3:135 build/C/man3/pthread_cleanup_push.3:155
932 #: build/C/man3/pthread_create.3:209 build/C/man3/pthread_detach.3:93
933 #: build/C/man3/pthread_getattr_np.3:101
934 #: build/C/man3/pthread_getcpuclockid.3:83 build/C/man3/pthread_join.3:124
935 #: build/C/man3/pthread_setaffinity_np.3:161
936 #: build/C/man3/pthread_setcancelstate.3:183
937 #: build/C/man3/pthread_setname_np.3:114
938 #: build/C/man3/pthread_setschedparam.3:156 build/C/man3/pthread_sigmask.3:78
939 #: build/C/man3/pthread_testcancel.3:65 build/C/man3/pthread_tryjoin_np.3:123
945 #: build/C/man3/makecontext.3:152
947 "The example program below demonstrates the use of B<getcontext>(3), "
948 "B<makecontext>(), and B<swapcontext>(). Running the program produces the "
951 "以下のサンプル・プログラムは、 B<getcontext>(3), B<makecontext>(), "
952 "B<swapcontext>() の使用方法の例を示すものである。 このプログラムを実行する"
956 #: build/C/man3/makecontext.3:164
960 "main: swapcontext(&uctx_main, &uctx_func2)\n"
962 "func2: swapcontext(&uctx_func2, &uctx_func1)\n"
964 "func1: swapcontext(&uctx_func1, &uctx_func2)\n"
970 "main: swapcontext(&uctx_main, &uctx_func2)\n"
972 "func2: swapcontext(&uctx_func2, &uctx_func1)\n"
974 "func1: swapcontext(&uctx_func1, &uctx_func2)\n"
980 #: build/C/man3/makecontext.3:166 build/C/man3/pthread_attr_init.3:148
981 #: build/C/man3/pthread_cancel.3:151 build/C/man3/pthread_cleanup_push.3:231
982 #: build/C/man3/pthread_create.3:248 build/C/man3/pthread_getattr_np.3:179
983 #: build/C/man3/pthread_getcpuclockid.3:101
984 #: build/C/man3/pthread_setname_np.3:140
985 #: build/C/man3/pthread_setschedparam.3:231 build/C/man3/pthread_sigmask.3:96
987 msgid "Program source"
991 #: build/C/man3/makecontext.3:172
994 "#include E<lt>ucontext.hE<gt>\n"
995 "#include E<lt>stdio.hE<gt>\n"
996 "#include E<lt>stdlib.hE<gt>\n"
998 "#include E<lt>ucontext.hE<gt>\n"
999 "#include E<lt>stdio.hE<gt>\n"
1000 "#include E<lt>stdlib.hE<gt>\n"
1003 #: build/C/man3/makecontext.3:174
1005 msgid "static ucontext_t uctx_main, uctx_func1, uctx_func2;\n"
1006 msgstr "static ucontext_t uctx_main, uctx_func1, uctx_func2;\n"
1009 #: build/C/man3/makecontext.3:177
1012 "#define handle_error(msg) \\e\n"
1013 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1015 "#define handle_error(msg) \\e\n"
1016 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1019 #: build/C/man3/makecontext.3:187
1025 " printf(\"func1: started\\en\");\n"
1026 " printf(\"func1: swapcontext(&uctx_func1, &uctx_func2)\\en\");\n"
1027 " if (swapcontext(&uctx_func1, &uctx_func2) == -1)\n"
1028 " handle_error(\"swapcontext\");\n"
1029 " printf(\"func1: returning\\en\");\n"
1035 " printf(\"func1: started\\en\");\n"
1036 " printf(\"func1: swapcontext(&uctx_func1, &uctx_func2)\\en\");\n"
1037 " if (swapcontext(&uctx_func1, &uctx_func2) == -1)\n"
1038 " handle_error(\"swapcontext\");\n"
1039 " printf(\"func1: returning\\en\");\n"
1043 #: build/C/man3/makecontext.3:197
1049 " printf(\"func2: started\\en\");\n"
1050 " printf(\"func2: swapcontext(&uctx_func2, &uctx_func1)\\en\");\n"
1051 " if (swapcontext(&uctx_func2, &uctx_func1) == -1)\n"
1052 " handle_error(\"swapcontext\");\n"
1053 " printf(\"func2: returning\\en\");\n"
1059 " printf(\"func2: started\\en\");\n"
1060 " printf(\"func2: swapcontext(&uctx_func2, &uctx_func1)\\en\");\n"
1061 " if (swapcontext(&uctx_func2, &uctx_func1) == -1)\n"
1062 " handle_error(\"swapcontext\");\n"
1063 " printf(\"func2: returning\\en\");\n"
1067 #: build/C/man3/makecontext.3:203
1071 "main(int argc, char *argv[])\n"
1073 " char func1_stack[16384];\n"
1074 " char func2_stack[16384];\n"
1077 "main(int argc, char *argv[])\n"
1079 " char func1_stack[16384];\n"
1080 " char func2_stack[16384];\n"
1083 #: build/C/man3/makecontext.3:210
1086 " if (getcontext(&uctx_func1) == -1)\n"
1087 " handle_error(\"getcontext\");\n"
1088 " uctx_func1.uc_stack.ss_sp = func1_stack;\n"
1089 " uctx_func1.uc_stack.ss_size = sizeof(func1_stack);\n"
1090 " uctx_func1.uc_link = &uctx_main;\n"
1091 " makecontext(&uctx_func1, func1, 0);\n"
1093 " if (getcontext(&uctx_func1) == -1)\n"
1094 " handle_error(\"getcontext\");\n"
1095 " uctx_func1.uc_stack.ss_sp = func1_stack;\n"
1096 " uctx_func1.uc_stack.ss_size = sizeof(func1_stack);\n"
1097 " uctx_func1.uc_link = &uctx_main;\n"
1098 " makecontext(&uctx_func1, func1, 0);\n"
1101 #: build/C/man3/makecontext.3:218
1104 " if (getcontext(&uctx_func2) == -1)\n"
1105 " handle_error(\"getcontext\");\n"
1106 " uctx_func2.uc_stack.ss_sp = func2_stack;\n"
1107 " uctx_func2.uc_stack.ss_size = sizeof(func2_stack);\n"
1108 " /* Successor context is f1(), unless argc E<gt> 1 */\n"
1109 " uctx_func2.uc_link = (argc E<gt> 1) ? NULL : &uctx_func1;\n"
1110 " makecontext(&uctx_func2, func2, 0);\n"
1112 " if (getcontext(&uctx_func2) == -1)\n"
1113 " handle_error(\"getcontext\");\n"
1114 " uctx_func2.uc_stack.ss_sp = func2_stack;\n"
1115 " uctx_func2.uc_stack.ss_size = sizeof(func2_stack);\n"
1116 " /* Successor context is f1(), unless argc E<gt> 1 */\n"
1117 " uctx_func2.uc_link = (argc E<gt> 1) ? NULL : &uctx_func1;\n"
1118 " makecontext(&uctx_func2, func2, 0);\n"
1121 #: build/C/man3/makecontext.3:222
1124 " printf(\"main: swapcontext(&uctx_main, &uctx_func2)\\en\");\n"
1125 " if (swapcontext(&uctx_main, &uctx_func2) == -1)\n"
1126 " handle_error(\"swapcontext\");\n"
1128 " printf(\"main: swapcontext(&uctx_main, &uctx_func2)\\en\");\n"
1129 " if (swapcontext(&uctx_main, &uctx_func2) == -1)\n"
1130 " handle_error(\"swapcontext\");\n"
1133 #: build/C/man3/makecontext.3:226
1136 " printf(\"main: exiting\\en\");\n"
1137 " exit(EXIT_SUCCESS);\n"
1140 " printf(\"main: exiting\\en\");\n"
1141 " exit(EXIT_SUCCESS);\n"
1145 #: build/C/man3/makecontext.3:233
1147 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<getcontext>(3), "
1150 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<getcontext>(3), "
1154 #: build/C/man3/pthread_attr_init.3:26
1156 msgid "PTHREAD_ATTR_INIT"
1157 msgstr "PTHREAD_ATTR_INIT"
1160 #: build/C/man3/pthread_attr_init.3:26
1166 #: build/C/man3/pthread_attr_init.3:30
1168 "pthread_attr_init, pthread_attr_destroy - initialize and destroy thread "
1171 "pthread_attr_init, pthread_attr_destroy - \n"
1172 "スレッド属性オブジェクトの初期化と破棄を行う"
1175 #: build/C/man3/pthread_attr_init.3:33
1176 #: build/C/man3/pthread_attr_setdetachstate.3:33
1177 #: build/C/man3/pthread_attr_setguardsize.3:33
1178 #: build/C/man3/pthread_attr_setinheritsched.3:33
1179 #: build/C/man3/pthread_attr_setschedparam.3:33
1180 #: build/C/man3/pthread_attr_setschedpolicy.3:33
1181 #: build/C/man3/pthread_attr_setscope.3:33
1182 #: build/C/man3/pthread_attr_setstack.3:33
1183 #: build/C/man3/pthread_attr_setstackaddr.3:33
1184 #: build/C/man3/pthread_attr_setstacksize.3:33
1185 #: build/C/man3/pthread_cancel.3:32 build/C/man3/pthread_cleanup_push.3:33
1186 #: build/C/man3/pthread_cleanup_push_defer_np.3:33
1187 #: build/C/man3/pthread_create.3:32 build/C/man3/pthread_detach.3:32
1188 #: build/C/man3/pthread_equal.3:32 build/C/man3/pthread_exit.3:32
1189 #: build/C/man3/pthread_join.3:32
1190 #: build/C/man3/pthread_kill_other_threads_np.3:32
1191 #: build/C/man3/pthread_rwlockattr_setkind_np.3:32
1192 #: build/C/man3/pthread_self.3:32 build/C/man3/pthread_setcancelstate.3:33
1193 #: build/C/man3/pthread_setconcurrency.3:32
1194 #: build/C/man3/pthread_setschedparam.3:33
1195 #: build/C/man3/pthread_setschedprio.3:32 build/C/man3/pthread_testcancel.3:32
1197 msgid "B<#include E<lt>pthread.hE<gt>>\n"
1198 msgstr "B<#include E<lt>pthread.hE<gt>>\n"
1201 #: build/C/man3/pthread_attr_init.3:36
1204 "B<int pthread_attr_init(pthread_attr_t *>I<attr>B<);>\n"
1205 "B<int pthread_attr_destroy(pthread_attr_t *>I<attr>B<);>\n"
1207 "B<int pthread_attr_init(pthread_attr_t *>I<attr>B<);>\n"
1208 "B<int pthread_attr_destroy(pthread_attr_t *>I<attr>B<);>\n"
1211 #: build/C/man3/pthread_attr_init.3:38
1212 #: build/C/man3/pthread_attr_setaffinity_np.3:41
1213 #: build/C/man3/pthread_attr_setdetachstate.3:40
1214 #: build/C/man3/pthread_attr_setguardsize.3:40
1215 #: build/C/man3/pthread_attr_setinheritsched.3:40
1216 #: build/C/man3/pthread_attr_setschedparam.3:40
1217 #: build/C/man3/pthread_attr_setschedpolicy.3:40
1218 #: build/C/man3/pthread_attr_setscope.3:40
1219 #: build/C/man3/pthread_attr_setstack.3:40
1220 #: build/C/man3/pthread_attr_setstackaddr.3:40
1221 #: build/C/man3/pthread_attr_setstacksize.3:40
1222 #: build/C/man3/pthread_cancel.3:36 build/C/man3/pthread_cleanup_push.3:39
1223 #: build/C/man3/pthread_equal.3:36 build/C/man3/pthread_exit.3:36
1224 #: build/C/man3/pthread_getattr_np.3:37
1225 #: build/C/man3/pthread_getcpuclockid.3:37
1226 #: build/C/man3/pthread_rwlockattr_setkind_np.3:39
1227 #: build/C/man3/pthread_self.3:36 build/C/man3/pthread_setaffinity_np.3:41
1228 #: build/C/man3/pthread_setcancelstate.3:38
1229 #: build/C/man3/pthread_setconcurrency.3:37
1230 #: build/C/man3/pthread_setschedparam.3:40
1231 #: build/C/man3/pthread_setschedprio.3:36 build/C/man3/pthread_testcancel.3:36
1233 msgid "Compile and link with I<-pthread>.\n"
1234 msgstr "I<-pthread> でコンパイルしてリンクする。\n"
1237 #: build/C/man3/pthread_attr_init.3:50
1239 "The B<pthread_attr_init>() function initializes the thread attributes "
1240 "object pointed to by I<attr> with default attribute values. After this "
1241 "call, individual attributes of the object can be set using various related "
1242 "functions (listed under SEE ALSO), and then the object can be used in one or "
1243 "more B<pthread_create>(3) calls that create threads."
1245 "B<pthread_attr_init>() 関数は I<attr> が指すスレッド属性オブジェクト\n"
1246 "(thread attributes object) をデフォルトの属性値で初期化する。\n"
1247 "この呼び出しの後、オブジェクトの各属性は (関連項目に載っている) 種々の\n"
1248 "関数を使って設定することができ、このオブジェクトはスレッドの作成を行う\n"
1249 "B<pthread_create>(3) の呼び出しにおいて使用することができる (一つの\n"
1250 "オブジェクトを複数の B<pthread_create>(3) に渡してもよい)。"
1253 #: build/C/man3/pthread_attr_init.3:55
1255 "Calling B<pthread_attr_init>() on a thread attributes object that has "
1256 "already been initialized results in undefined behavior."
1258 "すでに初期化されているスレッド属性オブジェクトに対して\n"
1259 "B<pthread_attr_init>() を呼び出した場合、\n"
1260 "どのような動作になるかは不定である。"
1263 #: build/C/man3/pthread_attr_init.3:62
1265 "When a thread attributes object is no longer required, it should be "
1266 "destroyed using the B<pthread_attr_destroy>() function. Destroying a "
1267 "thread attributes object has no effect on threads that were created using "
1270 "スレッド属性オブジェクトがもはや必要なくなった際には、\n"
1271 "そのオブジェクトは B<pthread_attr_destroy>() 関数を使って破棄すべきである。\n"
1272 "スレッド属性オブジェクトを破棄しても、\n"
1273 "そのオブジェクトを使って作成されたスレッドには影響はない。"
1276 #: build/C/man3/pthread_attr_init.3:68
1278 "Once a thread attributes object has been destroyed, it can be reinitialized "
1279 "using B<pthread_attr_init>(). Any other use of a destroyed thread "
1280 "attributes object has undefined results."
1282 "いったん破棄したスレッド属性オブジェクトは、\n"
1283 "B<pthread_attr_init>() を使って再初期化することができる。\n"
1284 "破棄したスレッド属性オブジェクトをこれ以外の用途で\n"
1288 #: build/C/man3/pthread_attr_init.3:71
1289 #: build/C/man3/pthread_attr_setaffinity_np.3:79
1290 #: build/C/man3/pthread_attr_setdetachstate.3:80
1291 #: build/C/man3/pthread_attr_setguardsize.3:93
1292 #: build/C/man3/pthread_attr_setinheritsched.3:96
1293 #: build/C/man3/pthread_attr_setschedparam.3:88
1294 #: build/C/man3/pthread_attr_setschedpolicy.3:86
1295 #: build/C/man3/pthread_attr_setscope.3:106
1296 #: build/C/man3/pthread_attr_setstack.3:88
1297 #: build/C/man3/pthread_attr_setstackaddr.3:77
1298 #: build/C/man3/pthread_attr_setstacksize.3:64
1299 #: build/C/man3/pthread_setaffinity_np.3:80
1300 #: build/C/man3/pthread_setcancelstate.3:95
1301 #: build/C/man3/pthread_setname_np.3:75
1303 "On success, these functions return 0; on error, they return a nonzero error "
1306 "成功すると、これらの関数は 0 を返す。\n"
1307 "エラーの場合、0 以外のエラー番号を返す。"
1310 #: build/C/man3/pthread_attr_init.3:79
1312 "POSIX.1-2001 documents an B<ENOMEM> error for B<pthread_attr_init>(); on "
1313 "Linux these functions always succeed (but portable and future-proof "
1314 "applications should nevertheless handle a possible error return)."
1316 "POSIX.1-2001 では B<pthread_attr_init>() にはエラー B<ENOMEM> が\n"
1318 "Linux では、これらの関数は常に成功する\n"
1319 "(ただし、移植性や将来も動作することを保証したいアプリケーションでは\n"
1320 "正のエラーの返り値を処理するようにすべきである)。"
1323 #: build/C/man3/pthread_attr_init.3:81
1324 #: build/C/man3/pthread_attr_setdetachstate.3:96
1325 #: build/C/man3/pthread_attr_setguardsize.3:115
1326 #: build/C/man3/pthread_attr_setinheritsched.3:119
1327 #: build/C/man3/pthread_attr_setschedparam.3:109
1328 #: build/C/man3/pthread_attr_setschedpolicy.3:109
1329 #: build/C/man3/pthread_attr_setscope.3:128
1330 #: build/C/man3/pthread_attr_setstack.3:121
1331 #: build/C/man3/pthread_attr_setstacksize.3:92
1332 #: build/C/man3/pthread_cancel.3:127 build/C/man3/pthread_cleanup_push.3:129
1333 #: build/C/man3/pthread_create.3:155 build/C/man3/pthread_detach.3:66
1334 #: build/C/man3/pthread_equal.3:54 build/C/man3/pthread_exit.3:82
1335 #: build/C/man3/pthread_getcpuclockid.3:72 build/C/man3/pthread_join.3:100
1336 #: build/C/man3/pthread_self.3:57 build/C/man3/pthread_setcancelstate.3:122
1337 #: build/C/man3/pthread_setconcurrency.3:92
1338 #: build/C/man3/pthread_setschedparam.3:150
1339 #: build/C/man3/pthread_setschedprio.3:90 build/C/man3/pthread_sigmask.3:76
1340 #: build/C/man3/pthread_testcancel.3:65
1341 msgid "POSIX.1-2001."
1342 msgstr "POSIX.1-2001."
1345 #: build/C/man3/pthread_attr_init.3:87
1347 "The I<pthread_attr_t> type should be treated as opaque: any access to the "
1348 "object other than via pthreads functions is nonportable and produces "
1349 "undefined results."
1351 "I<pthread_attr_t> 型の内部構造は意識すべきではない。\n"
1352 "pthreads 関数経由以外でのオブジェクトへのアクセスは移植性がなく、\n"
1353 "どのような結果が得られるかも分からない。"
1356 #: build/C/man3/pthread_attr_init.3:96
1358 "The program below optionally makes use of B<pthread_attr_init>() and "
1359 "various related functions to initialize a thread attributes object that is "
1360 "used to create a single thread. Once created, the thread uses the "
1361 "B<pthread_getattr_np>(3) function (a nonstandard GNU extension) to retrieve "
1362 "the thread's attributes, and then displays those attributes."
1364 "下記のプログラムは、B<pthread_attr_init>() と種々の関連関数を使って、\n"
1365 "スレッド属性オブジェクトの初期化を行い、\n"
1366 "そのオブジェクトを使ってスレッドを一つ作成する。\n"
1367 "作成されたスレッドは、作成後に B<pthread_getattr_np>(3) 関数 \n"
1368 "(非標準の GNU 拡張) を使ってスレッドの属性を取得し、\n"
1372 #: build/C/man3/pthread_attr_init.3:105
1374 "If the program is run with no command-line argument, then it passes NULL as "
1375 "the I<attr> argument of B<pthread_create>(3), so that the thread is created "
1376 "with default attributes. Running the program on Linux/x86-32 with the NPTL "
1377 "threading implementation, we see the following:"
1379 "コマンドライン引き数なしでプログラムを実行した場合、\n"
1380 "B<pthread_create>(3) の I<attr> 引き数には NULL が渡される。\n"
1381 "この場合、スレッドはデフォルトの属性で作成される。\n"
1382 "このプログラムを NPTL スレッド実装が使われている Linux/x86-32 で\n"
1383 "動作させると、以下のような出力が得られる。"
1385 #. Results from glibc 2.8, SUSE 11.0; Oct 2008
1387 #: build/C/man3/pthread_attr_init.3:121
1390 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
1393 "Thread attributes:\n"
1394 " Detach state = PTHREAD_CREATE_JOINABLE\n"
1395 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1396 " Inherit scheduler = PTHREAD_INHERIT_SCHED\n"
1397 " Scheduling policy = SCHED_OTHER\n"
1398 " Scheduling priority = 0\n"
1399 " Guard size = 4096 bytes\n"
1400 " Stack address = 0x40196000\n"
1401 " Stack size = 0x201000 bytes\n"
1403 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
1406 "Thread attributes:\n"
1407 " Detach state = PTHREAD_CREATE_JOINABLE\n"
1408 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1409 " Inherit scheduler = PTHREAD_INHERIT_SCHED\n"
1410 " Scheduling policy = SCHED_OTHER\n"
1411 " Scheduling priority = 0\n"
1412 " Guard size = 4096 bytes\n"
1413 " Stack address = 0x40196000\n"
1414 " Stack size = 0x201000 bytes\n"
1417 #: build/C/man3/pthread_attr_init.3:131
1419 "When we supply a stack size as a command-line argument, the program "
1420 "initializes a thread attributes object, sets various attributes in that "
1421 "object, and passes a pointer to the object in the call to "
1422 "B<pthread_create>(3). Running the program on Linux/x86-32 with the NPTL "
1423 "threading implementation, we see the following:"
1425 "コマンドライン引き数でスタックサイズが与えられた場合、\n"
1426 "このプログラムは、スレッド属性オブジェクトを初期化し、\n"
1427 "そのオブジェクトの各種属性を設定し、\n"
1428 "B<pthread_create>(3) の呼び出しでこのオブジェクトへのポインタを渡す。\n"
1429 "このプログラムを NPTL スレッド実装が使われている Linux/x86-32 で\n"
1430 "動作させると、以下のような出力が得られる。"
1432 #. Results from glibc 2.8, SUSE 11.0; Oct 2008
1434 #: build/C/man3/pthread_attr_init.3:146
1437 "$B< ./a.out 0x3000000>\n"
1438 "posix_memalign() allocated at 0x40197000\n"
1439 "Thread attributes:\n"
1440 " Detach state = PTHREAD_CREATE_DETACHED\n"
1441 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1442 " Inherit scheduler = PTHREAD_EXPLICIT_SCHED\n"
1443 " Scheduling policy = SCHED_OTHER\n"
1444 " Scheduling priority = 0\n"
1445 " Guard size = 0 bytes\n"
1446 " Stack address = 0x40197000\n"
1447 " Stack size = 0x3000000 bytes\n"
1449 "$B< ./a.out 0x3000000>\n"
1450 "posix_memalign() allocated at 0x40197000\n"
1451 "Thread attributes:\n"
1452 " Detach state = PTHREAD_CREATE_DETACHED\n"
1453 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1454 " Inherit scheduler = PTHREAD_EXPLICIT_SCHED\n"
1455 " Scheduling policy = SCHED_OTHER\n"
1456 " Scheduling priority = 0\n"
1457 " Guard size = 0 bytes\n"
1458 " Stack address = 0x40197000\n"
1459 " Stack size = 0x3000000 bytes\n"
1462 #: build/C/man3/pthread_attr_init.3:157 build/C/man3/pthread_getattr_np.3:188
1465 "#define _GNU_SOURCE /* To get pthread_getattr_np() declaration */\n"
1466 "#include E<lt>pthread.hE<gt>\n"
1467 "#include E<lt>stdio.hE<gt>\n"
1468 "#include E<lt>stdlib.hE<gt>\n"
1469 "#include E<lt>unistd.hE<gt>\n"
1470 "#include E<lt>errno.hE<gt>\n"
1472 "#define _GNU_SOURCE /* To get pthread_getattr_np() declaration */\n"
1473 "#include E<lt>pthread.hE<gt>\n"
1474 "#include E<lt>stdio.hE<gt>\n"
1475 "#include E<lt>stdlib.hE<gt>\n"
1476 "#include E<lt>unistd.hE<gt>\n"
1477 "#include E<lt>errno.hE<gt>\n"
1480 #: build/C/man3/pthread_attr_init.3:160 build/C/man3/pthread_cancel.3:162
1481 #: build/C/man3/pthread_cleanup_push.3:243 build/C/man3/pthread_create.3:261
1482 #: build/C/man3/pthread_getattr_np.3:191
1483 #: build/C/man3/pthread_getcpuclockid.3:119
1484 #: build/C/man3/pthread_setaffinity_np.3:179
1485 #: build/C/man3/pthread_setschedparam.3:244 build/C/man3/pthread_sigmask.3:110
1488 "#define handle_error_en(en, msg) \\e\n"
1489 " do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1491 "#define handle_error_en(en, msg) \\e\n"
1492 " do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1495 #: build/C/man3/pthread_attr_init.3:168
1499 "display_pthread_attr(pthread_attr_t *attr, char *prefix)\n"
1504 " struct sched_param sp;\n"
1507 "display_pthread_attr(pthread_attr_t *attr, char *prefix)\n"
1512 " struct sched_param sp;\n"
1515 #: build/C/man3/pthread_attr_init.3:176
1518 " s = pthread_attr_getdetachstate(attr, &i);\n"
1520 " handle_error_en(s, \"pthread_attr_getdetachstate\");\n"
1521 " printf(\"%sDetach state = %s\\en\", prefix,\n"
1522 " (i == PTHREAD_CREATE_DETACHED) ? \"PTHREAD_CREATE_DETACHED\" :\n"
1523 " (i == PTHREAD_CREATE_JOINABLE) ? \"PTHREAD_CREATE_JOINABLE\" :\n"
1526 " s = pthread_attr_getdetachstate(attr, &i);\n"
1528 " handle_error_en(s, \"pthread_attr_getdetachstate\");\n"
1529 " printf(\"%sDetach state = %s\\en\", prefix,\n"
1530 " (i == PTHREAD_CREATE_DETACHED) ? \"PTHREAD_CREATE_DETACHED\" :\n"
1531 " (i == PTHREAD_CREATE_JOINABLE) ? \"PTHREAD_CREATE_JOINABLE\" :\n"
1535 #: build/C/man3/pthread_attr_init.3:184
1538 " s = pthread_attr_getscope(attr, &i);\n"
1540 " handle_error_en(s, \"pthread_attr_getscope\");\n"
1541 " printf(\"%sScope = %s\\en\", prefix,\n"
1542 " (i == PTHREAD_SCOPE_SYSTEM) ? \"PTHREAD_SCOPE_SYSTEM\" :\n"
1543 " (i == PTHREAD_SCOPE_PROCESS) ? \"PTHREAD_SCOPE_PROCESS\" :\n"
1546 " s = pthread_attr_getscope(attr, &i);\n"
1548 " handle_error_en(s, \"pthread_attr_getscope\");\n"
1549 " printf(\"%sScope = %s\\en\", prefix,\n"
1550 " (i == PTHREAD_SCOPE_SYSTEM) ? \"PTHREAD_SCOPE_SYSTEM\" :\n"
1551 " (i == PTHREAD_SCOPE_PROCESS) ? \"PTHREAD_SCOPE_PROCESS\" :\n"
1555 #: build/C/man3/pthread_attr_init.3:192
1558 " s = pthread_attr_getinheritsched(attr, &i);\n"
1560 " handle_error_en(s, \"pthread_attr_getinheritsched\");\n"
1561 " printf(\"%sInherit scheduler = %s\\en\", prefix,\n"
1562 " (i == PTHREAD_INHERIT_SCHED) ? \"PTHREAD_INHERIT_SCHED\" :\n"
1563 " (i == PTHREAD_EXPLICIT_SCHED) ? \"PTHREAD_EXPLICIT_SCHED\" :\n"
1566 " s = pthread_attr_getinheritsched(attr, &i);\n"
1568 " handle_error_en(s, \"pthread_attr_getinheritsched\");\n"
1569 " printf(\"%sInherit scheduler = %s\\en\", prefix,\n"
1570 " (i == PTHREAD_INHERIT_SCHED) ? \"PTHREAD_INHERIT_SCHED\" :\n"
1571 " (i == PTHREAD_EXPLICIT_SCHED) ? \"PTHREAD_EXPLICIT_SCHED\" :\n"
1575 #: build/C/man3/pthread_attr_init.3:201
1578 " s = pthread_attr_getschedpolicy(attr, &i);\n"
1580 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
1581 " printf(\"%sScheduling policy = %s\\en\", prefix,\n"
1582 " (i == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
1583 " (i == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
1584 " (i == SCHED_RR) ? \"SCHED_RR\" :\n"
1587 " s = pthread_attr_getschedpolicy(attr, &i);\n"
1589 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
1590 " printf(\"%sScheduling policy = %s\\en\", prefix,\n"
1591 " (i == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
1592 " (i == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
1593 " (i == SCHED_RR) ? \"SCHED_RR\" :\n"
1597 #: build/C/man3/pthread_attr_init.3:206
1600 " s = pthread_attr_getschedparam(attr, &sp);\n"
1602 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
1603 " printf(\"%sScheduling priority = %d\\en\", prefix, sp.sched_priority);\n"
1605 " s = pthread_attr_getschedparam(attr, &sp);\n"
1607 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
1608 " printf(\"%sScheduling priority = %d\\en\", prefix, sp.sched_priority);\n"
1611 #: build/C/man3/pthread_attr_init.3:211
1614 " s = pthread_attr_getguardsize(attr, &v);\n"
1616 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
1617 " printf(\"%sGuard size = %d bytes\\en\", prefix, v);\n"
1619 " s = pthread_attr_getguardsize(attr, &v);\n"
1621 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
1622 " printf(\"%sGuard size = %d bytes\\en\", prefix, v);\n"
1625 #: build/C/man3/pthread_attr_init.3:218
1628 " s = pthread_attr_getstack(attr, &stkaddr, &v);\n"
1630 " handle_error_en(s, \"pthread_attr_getstack\");\n"
1631 " printf(\"%sStack address = %p\\en\", prefix, stkaddr);\n"
1632 " printf(\"%sStack size = 0x%x bytes\\en\", prefix, v);\n"
1635 " s = pthread_attr_getstack(attr, &stkaddr, &v);\n"
1637 " handle_error_en(s, \"pthread_attr_getstack\");\n"
1638 " printf(\"%sStack address = %p\\en\", prefix, stkaddr);\n"
1639 " printf(\"%sStack size = 0x%x bytes\\en\", prefix, v);\n"
1643 #: build/C/man3/pthread_attr_init.3:224
1647 "thread_start(void *arg)\n"
1650 " pthread_attr_t gattr;\n"
1653 "thread_start(void *arg)\n"
1656 " pthread_attr_t gattr;\n"
1659 #: build/C/man3/pthread_attr_init.3:228
1662 " /* pthread_getattr_np() is a non-standard GNU extension that\n"
1663 " retrieves the attributes of the thread specified in its\n"
1664 " first argument */\n"
1666 " /* pthread_getattr_np() is a non-standard GNU extension that\n"
1667 " retrieves the attributes of the thread specified in its\n"
1668 " first argument */\n"
1671 #: build/C/man3/pthread_attr_init.3:232
1674 " s = pthread_getattr_np(pthread_self(), &gattr);\n"
1676 " handle_error_en(s, \"pthread_getattr_np\");\n"
1678 " s = pthread_getattr_np(pthread_self(), &gattr);\n"
1680 " handle_error_en(s, \"pthread_getattr_np\");\n"
1683 #: build/C/man3/pthread_attr_init.3:235
1686 " printf(\"Thread attributes:\\en\");\n"
1687 " display_pthread_attr(&gattr, \"\\et\");\n"
1689 " printf(\"Thread attributes:\\en\");\n"
1690 " display_pthread_attr(&gattr, \"\\et\");\n"
1693 #: build/C/man3/pthread_attr_init.3:238 build/C/man3/pthread_getattr_np.3:240
1696 " exit(EXIT_SUCCESS); /* Terminate all threads */\n"
1699 " exit(EXIT_SUCCESS); /* Terminate all threads */\n"
1703 #: build/C/man3/pthread_attr_init.3:246
1707 "main(int argc, char *argv[])\n"
1710 " pthread_attr_t attr;\n"
1711 " pthread_attr_t *attrp; /* NULL or &attr */\n"
1715 "main(int argc, char *argv[])\n"
1718 " pthread_attr_t attr;\n"
1719 " pthread_attr_t *attrp; /* NULL or &attr */\n"
1723 #: build/C/man3/pthread_attr_init.3:248
1724 #: build/C/man3/pthread_setschedparam.3:362
1726 msgid " attrp = NULL;\n"
1727 msgstr " attrp = NULL;\n"
1730 #: build/C/man3/pthread_attr_init.3:252
1733 " /* If a command-line argument was supplied, use it to set the\n"
1734 " stack-size attribute and set a few other thread attributes,\n"
1735 " and set attrp pointing to thread attributes object */\n"
1737 " /* If a command-line argument was supplied, use it to set the\n"
1738 " stack-size attribute and set a few other thread attributes,\n"
1739 " and set attrp pointing to thread attributes object */\n"
1742 #: build/C/man3/pthread_attr_init.3:256
1745 " if (argc E<gt> 1) {\n"
1746 " int stack_size;\n"
1749 " if (argc E<gt> 1) {\n"
1750 " int stack_size;\n"
1754 #: build/C/man3/pthread_attr_init.3:258
1756 msgid " attrp = &attr;\n"
1757 msgstr " attrp = &attr;\n"
1760 #: build/C/man3/pthread_attr_init.3:262
1763 " s = pthread_attr_init(&attr);\n"
1765 " handle_error_en(s, \"pthread_attr_init\");\n"
1767 " s = pthread_attr_init(&attr);\n"
1769 " handle_error_en(s, \"pthread_attr_init\");\n"
1772 #: build/C/man3/pthread_attr_init.3:266
1775 " s = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);\n"
1777 " handle_error_en(s, \"pthread_attr_setdetachstate\");\n"
1779 " s = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);\n"
1781 " handle_error_en(s, \"pthread_attr_setdetachstate\");\n"
1784 #: build/C/man3/pthread_attr_init.3:270
1787 " s = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);\n"
1789 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
1791 " s = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);\n"
1793 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
1796 #: build/C/man3/pthread_attr_init.3:272
1798 msgid " stack_size = strtoul(argv[1], NULL, 0);\n"
1799 msgstr " stack_size = strtoul(argv[1], NULL, 0);\n"
1802 #: build/C/man3/pthread_attr_init.3:276
1805 " s = posix_memalign(&sp, sysconf(_SC_PAGESIZE), stack_size);\n"
1807 " handle_error_en(s, \"posix_memalign\");\n"
1809 " s = posix_memalign(&sp, sysconf(_SC_PAGESIZE), stack_size);\n"
1811 " handle_error_en(s, \"posix_memalign\");\n"
1814 #: build/C/man3/pthread_attr_init.3:278
1816 msgid " printf(\"posix_memalign() allocated at %p\\en\", sp);\n"
1817 msgstr " printf(\"posix_memalign() allocated at %p\\en\", sp);\n"
1820 #: build/C/man3/pthread_attr_init.3:283
1823 " s = pthread_attr_setstack(&attr, sp, stack_size);\n"
1825 " handle_error_en(s, \"pthread_attr_setstack\");\n"
1828 " s = pthread_attr_setstack(&attr, sp, stack_size);\n"
1830 " handle_error_en(s, \"pthread_attr_setstack\");\n"
1834 #: build/C/man3/pthread_attr_init.3:287 build/C/man3/pthread_getattr_np.3:335
1837 " s = pthread_create(&thr, attrp, &thread_start, NULL);\n"
1839 " handle_error_en(s, \"pthread_create\");\n"
1841 " s = pthread_create(&thr, attrp, &thread_start, NULL);\n"
1843 " handle_error_en(s, \"pthread_create\");\n"
1846 #: build/C/man3/pthread_attr_init.3:293 build/C/man3/pthread_getattr_np.3:341
1849 " if (attrp != NULL) {\n"
1850 " s = pthread_attr_destroy(attrp);\n"
1852 " handle_error_en(s, \"pthread_attr_destroy\");\n"
1855 " if (attrp != NULL) {\n"
1856 " s = pthread_attr_destroy(attrp);\n"
1858 " handle_error_en(s, \"pthread_attr_destroy\");\n"
1862 #: build/C/man3/pthread_attr_init.3:296 build/C/man3/pthread_getattr_np.3:344
1865 " pause(); /* Terminates when other thread calls exit() */\n"
1868 " pause(); /* Terminates when other thread calls exit() */\n"
1872 #: build/C/man3/pthread_attr_init.3:313
1874 "B<pthread_attr_setaffinity_np>(3), B<pthread_attr_setdetachstate>(3), "
1875 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setinheritsched>(3), "
1876 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
1877 "B<pthread_attr_setscope>(3), B<pthread_attr_setstack>(3), "
1878 "B<pthread_attr_setstackaddr>(3), B<pthread_attr_setstacksize>(3), "
1879 "B<pthread_create>(3), B<pthread_getattr_np>(3), B<pthreads>(7)"
1881 "B<pthread_attr_setaffinity_np>(3), B<pthread_attr_setdetachstate>(3), "
1882 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setinheritsched>(3), "
1883 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
1884 "B<pthread_attr_setscope>(3), B<pthread_attr_setstack>(3), "
1885 "B<pthread_attr_setstackaddr>(3), B<pthread_attr_setstacksize>(3), "
1886 "B<pthread_create>(3), B<pthread_getattr_np>(3), B<pthreads>(7)"
1889 #: build/C/man3/pthread_attr_setaffinity_np.3:26
1891 msgid "PTHREAD_ATTR_SETAFFINITY_NP"
1892 msgstr "PTHREAD_ATTR_SETAFFINITY_NP"
1895 #: build/C/man3/pthread_attr_setaffinity_np.3:30
1897 "pthread_attr_setaffinity_np, pthread_attr_getaffinity_np - set/get CPU "
1898 "affinity attribute in thread attributes object"
1900 "pthread_attr_setaffinity_np, pthread_attr_getaffinity_np - \n"
1901 "スレッド属性オブジェクトの CPU affinity 属性の設定/取得を行う"
1904 #: build/C/man3/pthread_attr_setaffinity_np.3:34
1905 #: build/C/man3/pthread_getattr_np.3:33
1906 #: build/C/man3/pthread_setaffinity_np.3:34
1907 #: build/C/man3/pthread_tryjoin_np.3:34 build/C/man3/pthread_yield.3:32
1910 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
1911 "B<#include E<lt>pthread.hE<gt>>\n"
1913 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
1914 "B<#include E<lt>pthread.hE<gt>>\n"
1917 #: build/C/man3/pthread_attr_setaffinity_np.3:39
1920 "B<int pthread_attr_setaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1921 "B< size_t >I<cpusetsize>B<, const cpu_set_t *>I<cpuset>B<);>\n"
1922 "B<int pthread_attr_getaffinity_np(const pthread_attr_t *>I<attr>B<,>\n"
1923 "B< size_t >I<cpusetsize>B<, cpu_set_t *>I<cpuset>B<);>\n"
1925 "B<int pthread_attr_setaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1926 "B< size_t >I<cpusetsize>B<, const cpu_set_t *>I<cpuset>B<);>\n"
1927 "B<int pthread_attr_getaffinity_np(const pthread_attr_t *>I<attr>B<,>\n"
1928 "B< size_t >I<cpusetsize>B<, cpu_set_t *>I<cpuset>B<);>\n"
1931 #: build/C/man3/pthread_attr_setaffinity_np.3:54
1933 "The B<pthread_attr_setaffinity_np>() function sets the CPU affinity mask "
1934 "attribute of the thread attributes object referred to by I<attr> to the "
1935 "value specified in I<cpuset>. This attribute determines the CPU affinity "
1936 "mask of a thread created using the thread attributes object I<attr>."
1938 "B<pthread_attr_setaffinity_np>() 関数は、\n"
1939 "I<attr> が参照するスレッド属性オブジェクトの CPU affinity マスク属性を\n"
1940 "I<cpuset> で指定された値に設定する。\n"
1941 "この属性により、スレッド属性オブジェクト I<attr> を使って\n"
1942 "作成されたスレッドの CPU affinity マスクが決定される。"
1945 #: build/C/man3/pthread_attr_setaffinity_np.3:63
1947 "The B<pthread_attr_getaffinity_np>() function returns the CPU affinity mask "
1948 "attribute of the thread attributes object referred to by I<attr> in the "
1949 "buffer pointed to by I<cpuset>."
1951 "B<pthread_attr_getaffinity_np>() 関数は、 I<attr> が参照する\n"
1952 "スレッド属性オブジェクトの CPU affinity マスク属性を\n"
1953 "I<cpuset> が指すバッファに入れて返す。"
1956 #: build/C/man3/pthread_attr_setaffinity_np.3:70
1958 "The argument I<cpusetsize> is the length (in bytes) of the buffer pointed to "
1959 "by I<cpuset>. Typically, this argument would be specified as "
1960 "I<sizeof(cpu_set_t)>."
1962 "I<cpusetsize> 引き数は I<cpuset> が指すバッファの (バイト単位の)\n"
1963 "大きさである。通常は、この引き数には I<sizeof(cpu_set_t)> を\n"
1967 #: build/C/man3/pthread_attr_setaffinity_np.3:76
1968 #: build/C/man3/pthread_setaffinity_np.3:67
1970 "For more details on CPU affinity masks, see B<sched_setaffinity>(2). For a "
1971 "description of a set of macros that can be used to manipulate and inspect "
1972 "CPU sets, see B<CPU_SET>(3)."
1974 "CPU affinity マスクの詳細については、 \n"
1975 "B<sched_setaffinity>(2) を参照してほしい。\n"
1976 "CPU 集合の操作や取得を行う際に利用できるマクロ群の説明は \n"
1977 "B<CPU_SET>(3) を参照してほしい。"
1980 #: build/C/man3/pthread_attr_setaffinity_np.3:80
1981 #: build/C/man3/pthread_attr_setaffinity_np.3:92
1982 #: build/C/man3/pthread_attr_setdetachstate.3:83
1983 #: build/C/man3/pthread_attr_setinheritsched.3:99
1984 #: build/C/man3/pthread_attr_setschedpolicy.3:89
1985 #: build/C/man3/pthread_attr_setscope.3:109
1986 #: build/C/man3/pthread_attr_setstack.3:91
1987 #: build/C/man3/pthread_attr_setstacksize.3:67
1988 #: build/C/man3/pthread_create.3:144 build/C/man3/pthread_detach.3:55
1989 #: build/C/man3/pthread_join.3:85 build/C/man3/pthread_join.3:89
1990 #: build/C/man3/pthread_kill.3:69
1991 #: build/C/man3/pthread_rwlockattr_setkind_np.3:105
1992 #: build/C/man3/pthread_setaffinity_np.3:84
1993 #: build/C/man3/pthread_setaffinity_np.3:93
1994 #: build/C/man3/pthread_setaffinity_np.3:109
1995 #: build/C/man3/pthread_setcancelstate.3:99
1996 #: build/C/man3/pthread_setcancelstate.3:107
1997 #: build/C/man3/pthread_setconcurrency.3:71
1998 #: build/C/man3/pthread_setschedparam.3:122
1999 #: build/C/man3/pthread_setschedprio.3:62 build/C/man3/pthread_sigqueue.3:78
2000 #: build/C/man3/pthread_tryjoin_np.3:106
2006 #. The raw sched_getaffinity() system call returns the size (in bytes)
2007 #. of the cpumask_t type.
2009 #: build/C/man3/pthread_attr_setaffinity_np.3:92
2011 "(B<pthread_attr_setaffinity_np>()) I<cpuset> specified a CPU that was "
2012 "outside the set supported by the kernel. (The kernel configuration option "
2013 "B<CONFIG_NR_CPUS> defines the range of the set supported by the kernel data "
2014 "type used to represent CPU sets.)"
2016 "(B<pthread_attr_setaffinity_np>())\n"
2017 "I<cpuset> がカーネルがサポートする CPU 集合にない CPU を指定していた。\n"
2018 "(CPU 集合を表現するのに使われるカーネルのデータ型がサポートする集合の範囲"
2020 "カーネルの設定オプション B<CONFIG_NR_CPUS> により定義される)。"
2023 #: build/C/man3/pthread_attr_setaffinity_np.3:102
2025 "(B<pthread_attr_getaffinity_np>()) A CPU in the affinity mask of the thread "
2026 "attributes object referred to by I<attr> lies outside the range specified by "
2027 "I<cpusetsize> (i.e., I<cpuset>/I<cpusetsize> is too small)."
2029 "(B<pthread_attr_getaffinity_np>())\n"
2030 "I<attr> が参照するスレッド属性オブジェクトの affinity マスク内の CPU が、\n"
2031 "I<cpusetsize> により指定された範囲の中になかった\n"
2032 "(すなわち、I<cpuset>/I<cpusetsize> が小さすぎる)。"
2035 #: build/C/man3/pthread_attr_setaffinity_np.3:106
2036 msgid "(B<pthread_attr_setaffinity_np>()) Could not allocate memory."
2038 "(B<pthread_attr_setaffinity_np>()) メモリを割り当てることができなかった。"
2041 #: build/C/man3/pthread_attr_setaffinity_np.3:108
2042 #: build/C/man3/pthread_setaffinity_np.3:121
2043 msgid "These functions are provided by glibc since version 2.3.4."
2044 msgstr "これらの関数は glibc バージョン 2.3.4 以降で提供されている。"
2047 #: build/C/man3/pthread_attr_setaffinity_np.3:111
2048 #: build/C/man3/pthread_cleanup_push_defer_np.3:117
2049 #: build/C/man3/pthread_setaffinity_np.3:131
2050 #: build/C/man3/pthread_tryjoin_np.3:123
2052 "These functions are nonstandard GNU extensions; hence the suffix \"_np"
2053 "\" (nonportable) in the names."
2055 "これらの関数は非標準の GNU による拡張である。\n"
2056 "そのため、名前に \"_np\" (nonportable; 移植性がない) という接尾辞が\n"
2060 #: build/C/man3/pthread_attr_setaffinity_np.3:118
2061 #: build/C/man3/pthread_setaffinity_np.3:157
2063 "In glibc 2.3.3 only, versions of these functions were provided that did not "
2064 "have a I<cpusetsize> argument. Instead the CPU set size given to the "
2065 "underlying system calls was always I<sizeof(cpu_set_t)>."
2067 "(このバージョンだけであるが) glibc 2.3.3 では、\n"
2068 "これらの関数は I<cpusetsize> 引き数を持っていなかった。\n"
2069 "内部で呼ばれるシステムコールに渡される CPU セットの大きさは\n"
2070 "常に I<sizeof(cpu_set_t)> であった。"
2073 #: build/C/man3/pthread_attr_setaffinity_np.3:124
2075 "B<sched_setaffinity>(2), B<pthread_attr_init>(3), "
2076 "B<pthread_setaffinity_np>(3), B<cpuset>(7), B<pthreads>(7)"
2078 "B<sched_setaffinity>(2), B<pthread_attr_init>(3), "
2079 "B<pthread_setaffinity_np>(3), B<cpuset>(7), B<pthreads>(7)"
2082 #: build/C/man3/pthread_attr_setdetachstate.3:26
2084 msgid "PTHREAD_ATTR_SETDETACHSTATE"
2085 msgstr "PTHREAD_ATTR_SETDETACHSTATE"
2088 #: build/C/man3/pthread_attr_setdetachstate.3:30
2090 "pthread_attr_setdetachstate, pthread_attr_getdetachstate - set/get detach "
2091 "state attribute in thread attributes object"
2093 "pthread_attr_setdetachstate, pthread_attr_getdetachstate - \n"
2094 "スレッド属性オブジェクトの detach state 属性の設定/取得を行う"
2097 #: build/C/man3/pthread_attr_setdetachstate.3:38
2100 "B<int pthread_attr_setdetachstate(pthread_attr_t *>I<attr>B<, int >I<detachstate>B<);>\n"
2101 "B<int pthread_attr_getdetachstate(const pthread_attr_t *>I<attr>B<, int *>I<detachstate>B<);>\n"
2103 "B<int pthread_attr_setdetachstate(pthread_attr_t *>I<attr>B<, int >I<detachstate>B<);>\n"
2104 "B<int pthread_attr_getdetachstate(const pthread_attr_t *>I<attr>B<, int *>I<detachstate>B<);>\n"
2107 #: build/C/man3/pthread_attr_setdetachstate.3:53
2109 "The B<pthread_attr_setdetachstate>() function sets the detach state "
2110 "attribute of the thread attributes object referred to by I<attr> to the "
2111 "value specified in I<detachstate>. The detach state attribute determines "
2112 "whether a thread created using the thread attributes object I<attr> will be "
2113 "created in a joinable or a detached state."
2115 "B<pthread_attr_setdetachstate>() 関数は、\n"
2116 "I<attr> が参照するスレッド属性オブジェクトの detach state 属性を\n"
2117 "I<detachstate> で指定された値に設定する。\n"
2118 "detach state 属性により、スレッド属性オブジェクト I<attr> を使って\n"
2119 "作成されるスレッドが、 join 可能な状態で作成されるか、\n"
2120 "detached (切り離された) 状態で作成されるかが決定される。"
2123 #: build/C/man3/pthread_attr_setdetachstate.3:56
2124 msgid "The following values may be specified in I<detachstate>:"
2125 msgstr "I<detachstate> には以下の値を指定できる。"
2128 #: build/C/man3/pthread_attr_setdetachstate.3:56
2130 msgid "B<PTHREAD_CREATE_DETACHED>"
2131 msgstr "B<PTHREAD_CREATE_DETACHED>"
2134 #: build/C/man3/pthread_attr_setdetachstate.3:61
2136 "Threads that are created using I<attr> will be created in a detached state."
2137 msgstr "I<attr> を使って作成されるスレッドは detached 状態で作成される。"
2140 #: build/C/man3/pthread_attr_setdetachstate.3:61
2142 msgid "B<PTHREAD_CREATE_JOINABLE>"
2143 msgstr "B<PTHREAD_CREATE_JOINABLE>"
2146 #: build/C/man3/pthread_attr_setdetachstate.3:66
2148 "Threads that are created using I<attr> will be created in a joinable state."
2149 msgstr "I<attr> を使って作成されるスレッドは join 可能な状態で作成される。"
2152 #: build/C/man3/pthread_attr_setdetachstate.3:70
2154 "The default setting of the detach state attribute in a newly initialized "
2155 "thread attributes object is B<PTHREAD_CREATE_JOINABLE>."
2157 "新規に初期化されたスレッド属性オブジェクトの detach state 属性の\n"
2158 "デフォルト設定は B<PTHREAD_CREATE_JOINABLE> である。"
2161 #: build/C/man3/pthread_attr_setdetachstate.3:77
2163 "The B<pthread_attr_getdetachstate>() returns the detach state attribute of "
2164 "the thread attributes object I<attr> in the buffer pointed to by "
2167 "B<pthread_attr_getdetachstate>() は、\n"
2168 "スレッド属性オブジェクト I<attr> の detach state 属性を\n"
2169 "I<detachstate> が指すバッファに入れて返す。"
2172 #: build/C/man3/pthread_attr_setdetachstate.3:83
2173 msgid "B<pthread_attr_setdetachstate>() can fail with the following error:"
2174 msgstr "B<pthread_attr_setdetachstate>() は以下のエラーで失敗する場合がある。"
2177 #: build/C/man3/pthread_attr_setdetachstate.3:87
2178 msgid "An invalid value was specified in I<detachstate>."
2179 msgstr "無効な値が I<detachstate> で指定された。"
2182 #: build/C/man3/pthread_attr_setdetachstate.3:94
2184 "The B<pthread_attr_setdetachstate>() and B<pthread_attr_getdetachstate>() "
2185 "functions are thread-safe."
2187 "関数 B<pthread_attr_setdetachstate>() と B<pthread_attr_getdetachstate>() は"
2191 #: build/C/man3/pthread_attr_setdetachstate.3:100
2193 "See B<pthread_create>(3) for more details on detached and joinable threads."
2195 "detached 状態のスレッド、join 可能状態のスレッドの詳細については、\n"
2196 "B<pthread_create>(3) を参照。"
2199 #: build/C/man3/pthread_attr_setdetachstate.3:108
2201 "A thread that is created in a joinable state should eventually either be "
2202 "joined using B<pthread_join>(3) or detached using B<pthread_detach>(3); see "
2203 "B<pthread_create>(3)."
2205 "join 可能状態で作成されたスレッドは、最終的に\n"
2206 "B<pthread_join>(3) を使って join するか、\n"
2207 "B<pthread_detach>(3) を使って切り離すか、\n"
2211 #: build/C/man3/pthread_attr_setdetachstate.3:115
2213 "It is an error to specify the thread ID of a thread that was created in a "
2214 "detached state in a later call to B<pthread_detach>(3) or "
2215 "B<pthread_join>(3)."
2217 "detached 状態で作成されたスレッドのスレッド ID を指定して、\n"
2218 "B<pthread_detach>(3) や B<pthread_join>(3) を後から呼び出すのは\n"
2222 #: build/C/man3/pthread_attr_setdetachstate.3:118
2223 #: build/C/man3/pthread_attr_setstack.3:162
2224 msgid "See B<pthread_attr_init>(3)."
2225 msgstr "B<pthread_attr_init>(3) を参照。"
2228 #: build/C/man3/pthread_attr_setdetachstate.3:124
2230 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthread_detach>(3), "
2231 "B<pthread_join>(3), B<pthreads>(7)"
2233 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthread_detach>(3), "
2234 "B<pthread_join>(3), B<pthreads>(7)"
2237 #: build/C/man3/pthread_attr_setguardsize.3:26
2239 msgid "PTHREAD_ATTR_SETGUARDSIZE"
2240 msgstr "PTHREAD_ATTR_SETGUARDSIZE"
2243 #: build/C/man3/pthread_attr_setguardsize.3:30
2245 "pthread_attr_setguardsize, pthread_attr_getguardsize - set/get guard size "
2246 "attribute in thread attributes object"
2248 "pthread_attr_setguardsize, pthread_attr_getguardsize - \n"
2249 "スレッド属性オブジェクトの guard size 属性の設定/取得を行う"
2252 #: build/C/man3/pthread_attr_setguardsize.3:38
2255 "B<int pthread_attr_setguardsize(pthread_attr_t *>I<attr>B<, size_t >I<guardsize>B<);>\n"
2256 "B<int pthread_attr_getguardsize(const pthread_attr_t *>I<attr>B<, size_t *>I<guardsize>B<);>\n"
2258 "B<int pthread_attr_setguardsize(pthread_attr_t *>I<attr>B<, size_t >I<guardsize>B<);>\n"
2259 "B<int pthread_attr_getguardsize(const pthread_attr_t *>I<attr>B<, size_t *>I<guardsize>B<);>\n"
2262 #: build/C/man3/pthread_attr_setguardsize.3:49
2264 "The B<pthread_attr_setguardsize>() function sets the guard size attribute "
2265 "of the thread attributes object referred to by I<attr> to the value "
2266 "specified in I<guardsize>."
2268 "B<pthread_attr_setguardsize>() 関数は、\n"
2269 "I<attr> が参照するスレッド属性オブジェクトの guard size 属性を\n"
2270 "I<guardsize> で指定された値に設定する。"
2273 #: build/C/man3/pthread_attr_setguardsize.3:59
2275 "If I<guardsize> is greater than 0, then for each new thread created using "
2276 "I<attr> the system allocates an additional region of at least I<guardsize> "
2277 "bytes at the end of the thread's stack to act as the guard area for the "
2278 "stack (but see BUGS)."
2280 "I<guardsize> が 0 より大きい場合、\n"
2281 "I<attr> を使って新しく作成された各スレッドに対して、\n"
2282 "システムはスレッドのスタックの末尾に少なくとも I<guardsize> バイトの\n"
2283 "追加領域を割り当てる。この追加領域はスタックに対するガード領域として\n"
2284 "機能する (ただし「バグ」の節も参照)。"
2287 #: build/C/man3/pthread_attr_setguardsize.3:65
2289 "If I<guardsize> is 0, then new threads created with I<attr> will not have a "
2292 "I<guardsize> が 0 の場合、\n"
2293 "I<attr> を使って新しく作成されたスレッドはガード領域を持たない。"
2296 #: build/C/man3/pthread_attr_setguardsize.3:67
2297 msgid "The default guard size is the same as the system page size."
2298 msgstr "デフォルトの guard size はシステムのページサイズと同じである。"
2301 #: build/C/man3/pthread_attr_setguardsize.3:82
2303 "If the stack address attribute has been set in I<attr> (using "
2304 "B<pthread_attr_setstack>(3) or B<pthread_attr_setstackaddr>(3)), meaning "
2305 "that the caller is allocating the thread's stack, then the guard size "
2306 "attribute is ignored (i.e., no guard area is created by the system): it is "
2307 "the application's responsibility to handle stack overflow (perhaps by using "
2308 "B<mprotect>(2) to manually define a guard area at the end of the stack that "
2309 "it has allocated)."
2311 "(B<pthread_attr_setstack>(3) や B<pthread_attr_setstackaddr>(3)を使って)\n"
2312 "I<attr> でスタックアドレス属性が設定されている場合には、呼び出し側がそ\n"
2313 "のスレッドのスタックを割り当てていることを意味するので、guard size 属性\n"
2314 "は無視される (すなわち、システムによるガード領域の作成は行われない)。\n"
2315 "この場合、スタックオーバーフローが起こらないように対処するのはアプリ\n"
2316 "ケーション側の責任となる (おそらく B<mprotect>(2) を使って、割り当て\n"
2317 "られたスタックの最後に手動でガード領域を定義することになるだろう)。"
2320 #: build/C/man3/pthread_attr_setguardsize.3:90
2322 "The B<pthread_attr_getguardsize>() function returns the guard size "
2323 "attribute of the thread attributes object referred to by I<attr> in the "
2324 "buffer pointed to by I<guardsize>."
2326 "B<pthread_attr_getguardsize>() は、\n"
2327 "スレッド属性オブジェクト I<attr> の guard size 属性を\n"
2328 "I<guardsize> が指すバッファに入れて返す。"
2331 #: build/C/man3/pthread_attr_setguardsize.3:104
2333 "POSIX.1-2001 documents an B<EINVAL> error if I<attr> or I<guardsize> is "
2334 "invalid. On Linux these functions always succeed (but portable and future-"
2335 "proof applications should nevertheless handle a possible error return)."
2337 "POSIX.1-2001 では、エラー B<EINVAL> が\n"
2338 " I<attr> か I<guardsize> が無効な場合に対して規定されている。\n"
2339 "Linux では、これらの関数は常に成功する\n"
2340 "(ただし、移植性や将来も動作することを保証したいアプリケーションでは\n"
2341 "正のエラーの返り値を処理するようにすべきである)。"
2344 #: build/C/man3/pthread_attr_setguardsize.3:106
2345 #: build/C/man3/pthread_attr_setstackaddr.3:83
2346 #: build/C/man3/pthread_attr_setstacksize.3:83
2347 msgid "These functions are provided by glibc since version 2.1."
2348 msgstr "これらの関数は glibc バージョン 2.1 以降で提供されている。"
2351 #: build/C/man3/pthread_attr_setguardsize.3:113
2353 "The B<pthread_attr_setguardsize>() and B<pthread_attr_getguardsize>() "
2354 "functions are thread-safe."
2356 "関数 B<pthread_attr_setguardsize>() と B<pthread_attr_getguardsize>() はス"
2360 #: build/C/man3/pthread_attr_setguardsize.3:129
2362 "A guard area consists of virtual memory pages that are protected to prevent "
2363 "read and write access. If a thread overflows its stack into the guard area, "
2364 "then, on most hard architectures, it receives a B<SIGSEGV> signal, thus "
2365 "notifying it of the overflow. Guard areas start on page boundaries, and the "
2366 "guard size is internally rounded up to the system page size when creating a "
2367 "thread. (Nevertheless, B<pthread_attr_getguardsize>() returns the guard "
2368 "size that was set by B<pthread_attr_setguardsize>().)"
2370 "ガード領域は、読み出し/書き込みアクセスが行われないように保護がかけ\n"
2371 "られた仮想メモリページで構成で構成される。スレッドがスタックをガード\n"
2372 "領域までオーバーフローさせた場合、ほとんどのハードウェアアーキテクチャ\n"
2373 "では、スレッドに B<SIGSEGV> シグナルが送られ、オーバーフローが発生した\n"
2374 "ことが通知される。ガード領域はページ境界から開始され、ガード領域の\n"
2375 "大きさはスレッド作成時に内部的にシステムのページサイズに切り上げられる\n"
2376 "(その場合も B<pthread_attr_getguardsize>() では\n"
2377 "B<pthread_attr_setguardsize>() で設定された guard size が返される)。"
2380 #: build/C/man3/pthread_attr_setguardsize.3:133
2382 "Setting a guard size of 0 may be useful to save memory in an application "
2383 "that creates many threads and knows that stack overflow can never occur."
2385 "多くのスレッドを作成するアプリケーションで、かつ、スタックオーバーフロー\n"
2386 "が決して発生しないことが分かっている場合には、guard size を 0 に設定\n"
2387 "することで、メモリを節約できることもある。"
2390 #: build/C/man3/pthread_attr_setguardsize.3:137
2392 "Choosing a guard size larger than the default size may be necessary for "
2393 "detecting stack overflows if a thread allocates large data structures on the "
2396 "スレッドがスタックに大きなデータ構造を割り当てる場合には、\n"
2397 "スタックオーバーフローを検出するためには、デフォルトサイズよりも\n"
2398 "大きな guard size を選ぶ必要があるかもしれない。"
2401 #: build/C/man3/pthread_attr_setguardsize.3:137
2402 #: build/C/man3/pthread_attr_setinheritsched.3:119
2403 #: build/C/man3/pthread_attr_setstacksize.3:103
2404 #: build/C/man3/pthread_create.3:203 build/C/man3/pthread_exit.3:98
2405 #: build/C/man3/pthread_rwlockattr_setkind_np.3:109
2411 #: build/C/man3/pthread_attr_setguardsize.3:148
2413 "As at glibc 2.8, the NPTL threading implementation includes the guard area "
2414 "within the stack size allocation, rather than allocating extra space at the "
2415 "end of the stack, as POSIX.1 requires. (This can result in an B<EINVAL> "
2416 "error from B<pthread_create>(3) if the guard size value is too large, "
2417 "leaving no space for the actual stack.)"
2419 "glibc 2.8 の時点では、 NPTL スレッド実装ではガード領域はスタックサイズ\n"
2420 "で割り当てられる領域の中に含まれている。一方、POSIX.1 では、スタックの\n"
2421 "末尾に追加の領域を割り当てることが求められている。\n"
2422 "(このため、ガード領域が大きすぎて、\n"
2423 "実際のスタック用の場所がなくなってしまう場合、\n"
2424 "B<pthread_create>(3) で B<EINVAL> エラーが発生することになる。)"
2426 #. glibc includes the guardsize within the allocated stack size,
2427 #. which looks pretty clearly to be in violation of POSIX.
2428 #. Filed bug, 22 Oct 2008:
2429 #. http://sources.redhat.com/bugzilla/show_bug.cgi?id=6973
2431 #. https//bugzilla.redhat.com/show_bug.cgi?id=435337
2432 #. Reportedly, LinuxThreads did the right thing, allocating
2433 #. extra space at the end of the stack:
2434 #. http://sourceware.org/ml/libc-alpha/2008-05/msg00086.html
2436 #: build/C/man3/pthread_attr_setguardsize.3:162
2438 "The obsolete LinuxThreads implementation did the right thing, allocating "
2439 "extra space at the end of the stack for the guard area."
2441 "廃止予定の LinuxThreads 実装では、\n"
2442 "POSIX.1 で求められている通りの動作で、\n"
2443 "ガード領域がスタックの末尾に追加の領域が割り当てられる。"
2446 #: build/C/man3/pthread_attr_setguardsize.3:165
2447 msgid "See B<pthread_getattr_np>(3)."
2448 msgstr "B<pthread_getattr_np>(3) を参照。"
2451 #: build/C/man3/pthread_attr_setguardsize.3:173
2453 "B<mmap>(2), B<mprotect>(2), B<pthread_attr_init>(3), "
2454 "B<pthread_attr_setstack>(3), B<pthread_attr_setstacksize>(3), "
2455 "B<pthread_create>(3), B<pthreads>(7)"
2457 "B<mmap>(2), B<mprotect>(2), B<pthread_attr_init>(3), "
2458 "B<pthread_attr_setstack>(3), B<pthread_attr_setstacksize>(3), "
2459 "B<pthread_create>(3), B<pthreads>(7)"
2462 #: build/C/man3/pthread_attr_setinheritsched.3:26
2464 msgid "PTHREAD_ATTR_SETINHERITSCHED"
2465 msgstr "PTHREAD_ATTR_SETINHERITSCHED"
2468 #: build/C/man3/pthread_attr_setinheritsched.3:26
2469 #: build/C/man3/pthread_attr_setschedparam.3:26
2470 #: build/C/man3/pthread_attr_setschedpolicy.3:26 build/C/man7/pthreads.7:26
2476 #: build/C/man3/pthread_attr_setinheritsched.3:30
2478 "pthread_attr_setinheritsched, pthread_attr_getinheritsched - set/get inherit-"
2479 "scheduler attribute in thread attributes object"
2481 "pthread_attr_setinheritsched, pthread_attr_getinheritsched - スレッド属性オブ"
2482 "ジェクトの inherit-scheduler 属性の設定/取得を行う"
2485 #: build/C/man3/pthread_attr_setinheritsched.3:38
2488 "B<int pthread_attr_setinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2489 "B< int >I<inheritsched>B<);>\n"
2490 "B<int pthread_attr_getinheritsched(const pthread_attr_t *>I<attr>B<,>\n"
2491 "B< int *>I<inheritsched>B<);>\n"
2493 "B<int pthread_attr_setinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2494 "B< int >I<inheritsched>B<);>\n"
2495 "B<int pthread_attr_getinheritsched(const pthread_attr_t *>I<attr>B<,>\n"
2496 "B< int *>I<inheritsched>B<);>\n"
2499 #: build/C/man3/pthread_attr_setinheritsched.3:55
2501 "The B<pthread_attr_setinheritsched>() function sets the inherit-scheduler "
2502 "attribute of the thread attributes object referred to by I<attr> to the "
2503 "value specified in I<inheritsched>. The inherit-scheduler attribute "
2504 "determines whether a thread created using the thread attributes object "
2505 "I<attr> will inherit its scheduling attributes from the calling thread or "
2506 "whether it will take them from I<attr>."
2508 "B<pthread_attr_setinheritsched>() 関数は、 I<attr> が参照するスレッド属性オブ"
2509 "ジェクトの inherit-scheduler 属性を I<inheritsched> で指定された値に設定す"
2510 "る。 inherit-scheduler 属性により、スレッド属性オブジェクト I<attr> を使って"
2511 "作成されるスレッドが、呼び出したスレッドのスケジューリング属性を継承するか、 "
2512 "I<attr> からスケジューリング属性を取得するかが決定される。"
2515 #: build/C/man3/pthread_attr_setinheritsched.3:64
2517 "The following scheduling attributes are affected by the inherit-scheduler "
2518 "attribute: scheduling policy (B<pthread_attr_setschedpolicy>(3)), scheduling "
2519 "priority (B<pthread_attr_setschedparam>(3)), and contention scope "
2520 "(B<pthread_attr_setscope>(3))."
2522 "次に挙げるスケジューリング属性は inherit-scheduler 属性の影響を受ける: スケ"
2523 "ジューリングポリシー (B<pthread_attr_setschedpolicy>(3))、 スケジューリング優"
2524 "先度 (B<pthread_attr_setschedparam>(3))、 contention scope "
2525 "(B<pthread_attr_setscope>(3))。"
2528 #: build/C/man3/pthread_attr_setinheritsched.3:67
2529 msgid "The following values may be specified in I<inheritsched>:"
2530 msgstr "以下の値を I<inheritsched> に指定できる。"
2533 #: build/C/man3/pthread_attr_setinheritsched.3:67
2535 msgid "B<PTHREAD_INHERIT_SCHED>"
2536 msgstr "B<PTHREAD_INHERIT_SCHED>"
2539 #: build/C/man3/pthread_attr_setinheritsched.3:75
2541 "Threads that are created using I<attr> inherit scheduling attributes from "
2542 "the creating thread; the scheduling attributes in I<attr> are ignored."
2544 "I<attr> を使って作成されたスレッドは、\n"
2545 "スレッドを作成するスレッドからスケジューリング属性を継承する。\n"
2546 "I<attr> 内のスケジューリング属性は無視される。"
2549 #: build/C/man3/pthread_attr_setinheritsched.3:75
2551 msgid "B<PTHREAD_EXPLICIT_SCHED>"
2552 msgstr "B<PTHREAD_EXPLICIT_SCHED>"
2554 #. FIXME Document the defaults for scheduler settings
2556 #: build/C/man3/pthread_attr_setinheritsched.3:82
2558 "Threads that are created using I<attr> take their scheduling attributes from "
2559 "the values specified by the attributes object."
2561 "I<attr> を使って作成されたスレッドは、スレッド属性オブジェクトで\n"
2562 "指定された値からスケジューリング属性を取得する。"
2565 #: build/C/man3/pthread_attr_setinheritsched.3:86
2567 "The default setting of the inherit-scheduler attribute in a newly "
2568 "initialized thread attributes object is B<PTHREAD_INHERIT_SCHED>."
2570 "新たに初期化されたスレッド属性オブジェクトの inherit-scheduler 属性のデフォル"
2571 "ト設定は B<PTHREAD_INHERIT_SCHED> である。"
2574 #: build/C/man3/pthread_attr_setinheritsched.3:93
2576 "The B<pthread_attr_getinheritsched>() returns the inherit-scheduler "
2577 "attribute of the thread attributes object I<attr> in the buffer pointed to "
2578 "by I<inheritsched>."
2580 "B<pthread_attr_getinheritsched>() は、 スレッド属性オブジェクト I<attr> の "
2581 "inherit-scheduler 属性を I<inheritsched> が指すバッファに入れて返す。"
2584 #: build/C/man3/pthread_attr_setinheritsched.3:99
2585 msgid "B<pthread_attr_setinheritsched>() can fail with the following error:"
2586 msgstr "B<pthread_attr_setinheritsched>() は以下のエラーで失敗する場合がある。"
2589 #: build/C/man3/pthread_attr_setinheritsched.3:103
2590 msgid "Invalid value in I<inheritsched>."
2591 msgstr "I<inheritsched> に無効な値が指定された。"
2594 #. Available since glibc 2.0.
2596 #: build/C/man3/pthread_attr_setinheritsched.3:110
2598 "POSIX.1-2001 also documents an optional B<ENOTSUP> error (\"attempt was made "
2599 "to set the attribute to an unsupported value\") for "
2600 "B<pthread_attr_setinheritsched>()."
2602 "POSIX.1-2001 では、 B<pthread_attr_setinheritsched>() に関して\n"
2603 "エラー B<ENOTSUP> (\"サポートされていない値を属性に設定しようとした\")\n"
2607 #: build/C/man3/pthread_attr_setinheritsched.3:117
2609 "The B<pthread_attr_setinheritsched>() and "
2610 "B<pthread_attr_getinheritsched>() functions are thread-safe."
2612 "関数 B<pthread_attr_setinheritsched>() と B<pthread_attr_getinheritsched>() "
2615 #. FIXME . Track status of the following bug:
2616 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7007
2618 #: build/C/man3/pthread_attr_setinheritsched.3:135
2620 "As at glibc 2.8, if a thread attributes object is initialized using "
2621 "B<pthread_attr_init>(3), then the scheduling policy of the attributes object "
2622 "is set to B<SCHED_OTHER> and the scheduling priority is set to 0. However, "
2623 "if the inherit-scheduler attribute is then set to B<PTHREAD_EXPLICIT_SCHED>, "
2624 "then a thread created using the attribute object wrongly inherits its "
2625 "scheduling attributes from the creating thread. This bug does not occur if "
2626 "either the scheduling policy or scheduling priority attribute is explicitly "
2627 "set in the thread attributes object before calling B<pthread_create>(3)."
2629 "glibc 2.8 の時点では、スレッド属性オブジェクトが B<pthread_attr_init>(3) を"
2630 "使って初期化された場合、 スレッド属性オブジェクトのスケジューリングポリシー"
2631 "が B<SCHED_OTHER> に、 スケジューリング優先度が 0 に設定される。一方、その後 "
2632 "inherit-scheduler 属性に B<PTHREAD_EXPLICIT_SCHED> が設定されると、このスレッ"
2633 "ド属性オブジェクトを使って作成されたスレッドでは、スレッドを作成するスレッド"
2634 "のスケジューリング属性が間違って継承されてしまう。 B<pthread_create>(3) を呼"
2635 "び出す前にスケジューリングポリシー属性かスケジューリング優先度属性のどちらか"
2636 "が明示的に設定された場合には、 このバグは発生しない。"
2639 #: build/C/man3/pthread_attr_setinheritsched.3:138
2640 #: build/C/man3/pthread_attr_setschedparam.3:116
2641 #: build/C/man3/pthread_attr_setschedpolicy.3:112
2642 msgid "See B<pthread_setschedparam>(3)."
2643 msgstr "B<pthread_setschedparam>(3) を参照。"
2646 #: build/C/man3/pthread_attr_setinheritsched.3:150
2648 "B<pthread_attr_init>(3), B<pthread_attr_setschedparam>(3), "
2649 "B<pthread_attr_setschedpolicy>(3), B<pthread_attr_setscope>(3), "
2650 "B<pthread_create>(3), B<pthread_setschedparam>(3), "
2651 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
2653 "B<pthread_attr_init>(3), B<pthread_attr_setschedparam>(3), "
2654 "B<pthread_attr_setschedpolicy>(3), B<pthread_attr_setscope>(3), "
2655 "B<pthread_create>(3), B<pthread_setschedparam>(3), "
2656 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
2659 #: build/C/man3/pthread_attr_setschedparam.3:26
2661 msgid "PTHREAD_ATTR_SETSCHEDPARAM"
2662 msgstr "PTHREAD_ATTR_SETSCHEDPARAM"
2665 #: build/C/man3/pthread_attr_setschedparam.3:30
2667 "pthread_attr_setschedparam, pthread_attr_getschedparam - set/get scheduling "
2668 "parameter attributes in thread attributes object"
2670 "pthread_attr_setschedparam, pthread_attr_getschedparam - \n"
2671 "スレッド属性オブジェクトのスケジューリングパラメータ属性の設定/取得を行う"
2674 #: build/C/man3/pthread_attr_setschedparam.3:38
2677 "B<int pthread_attr_setschedparam(pthread_attr_t *>I<attr>B<,>\n"
2678 "B< const struct sched_param *>I<param>B<);>\n"
2679 "B<int pthread_attr_getschedparam(const pthread_attr_t *>I<attr>B<,>\n"
2680 "B< struct sched_param *>I<param>B<);>\n"
2682 "B<int pthread_attr_setschedparam(pthread_attr_t *>I<attr>B<,>\n"
2683 "B< const struct sched_param *>I<param>B<);>\n"
2684 "B<int pthread_attr_getschedparam(const pthread_attr_t *>I<attr>B<,>\n"
2685 "B< struct sched_param *>I<param>B<);>\n"
2688 #: build/C/man3/pthread_attr_setschedparam.3:52
2690 "The B<pthread_attr_setschedparam>() function sets the scheduling parameter "
2691 "attributes of the thread attributes object referred to by I<attr> to the "
2692 "values specified in the buffer pointed to by I<param>. These attributes "
2693 "determine the scheduling parameters of a thread created using the thread "
2694 "attributes object I<attr>."
2696 "B<pthread_attr_setschedparam>() 関数は、\n"
2697 "I<attr> が参照するスレッド属性オブジェクトのスケジューリング\n"
2698 "パラメータ属性を I<param> が指すバッファで指定された値に設定する。\n"
2699 "これらの属性により、スレッド属性オブジェクト I<attr> を使って\n"
2700 "作成されるスレッドのスケジューリングパラメータが決定される。"
2703 #: build/C/man3/pthread_attr_setschedparam.3:59
2705 "The B<pthread_attr_getschedparam>() returns the scheduling parameter "
2706 "attributes of the thread attributes object I<attr> in the buffer pointed to "
2709 "B<pthread_attr_getschedparam>() は、\n"
2710 "スレッド属性オブジェクト I<attr> のスケジューリングパラメータ属性を\n"
2711 "I<param> が指すバッファに入れて返す。"
2714 #: build/C/man3/pthread_attr_setschedparam.3:61
2715 msgid "Scheduling parameters are maintained in the following structure:"
2716 msgstr "スケジューリングパラメータは以下の構造体で管理される。"
2719 #: build/C/man3/pthread_attr_setschedparam.3:67
2720 #: build/C/man3/pthread_setschedparam.3:69
2723 "struct sched_param {\n"
2724 " int sched_priority; /* Scheduling priority */\n"
2727 "struct sched_param {\n"
2728 " int sched_priority; /* Scheduling priority */\n"
2732 #: build/C/man3/pthread_attr_setschedparam.3:74
2733 #: build/C/man3/pthread_setschedparam.3:76
2735 "As can be seen, only one scheduling parameter is supported. For details of "
2736 "the permitted ranges for scheduling priorities in each scheduling policy, "
2739 "見て分かる通り、サポートされているスケジューリングパラメータは一つだけであ"
2740 "る。各スケジューリングポリシーで許可されるスケジューリング優先度の詳細につい"
2741 "ては、B<sched>(7) を参照のこと。"
2744 #: build/C/man3/pthread_attr_setschedparam.3:85
2746 "In order for the parameter setting made by B<pthread_attr_setschedparam>() "
2747 "to have effect when calling B<pthread_create>(3), the caller must use "
2748 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
2749 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
2751 "B<pthread_create>(3) を呼び出した際に B<pthread_attr_setschedparam>() で行っ"
2752 "たパラメータ設定を有効にするには、 呼び出し側で "
2753 "B<pthread_attr_setinheritsched>(3) を使って 属性オブジェクト I<attr> の "
2754 "inherit-scheduler 属性を B<PTHREAD_EXPLICIT_SCHED> に設定しておかなければなら"
2758 #. Available since glibc 2.0.
2760 #: build/C/man3/pthread_attr_setschedparam.3:100
2762 "POSIX.1 documents B<EINVAL> and B<ENOTSUP> errors for "
2763 "B<pthread_attr_setschedparam>(). On Linux these functions always succeed "
2764 "(but portable and future-proof applications should nevertheless handle a "
2765 "possible error return)."
2768 "B<pthread_attr_setschedparam>() について\n"
2769 "B<EINVAL> と B<ENOTSUP> が規定されている。\n"
2770 "Linux では、これらの関数は常に成功する\n"
2771 "(ただし、移植性や将来も動作することを保証したいアプリケーションでは\n"
2772 "正のエラーの返り値を処理するようにすべきである)。"
2775 #: build/C/man3/pthread_attr_setschedparam.3:107
2777 "The B<pthread_attr_setschedparam>() and B<pthread_attr_getschedparam>() "
2778 "functions are thread-safe."
2780 "関数 B<pthread_attr_setschedparam>() と B<pthread_attr_getschedparam>() はス"
2784 #: build/C/man3/pthread_attr_setschedparam.3:113
2786 "See B<pthread_attr_setschedpolicy>(3) for a list of the thread scheduling "
2787 "policies supported on Linux."
2789 "Linux でサポートされているスレッドのスケジューリングポリシーのリストに\n"
2790 "ついては、 B<pthread_attr_setschedpolicy>(3) を参照。"
2793 #: build/C/man3/pthread_attr_setschedparam.3:128
2795 "B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
2796 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedpolicy>(3), "
2797 "B<pthread_create>(3), B<pthread_setschedparam>(3), "
2798 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
2800 "B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
2801 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedpolicy>(3), "
2802 "B<pthread_create>(3), B<pthread_setschedparam>(3), "
2803 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
2806 #: build/C/man3/pthread_attr_setschedpolicy.3:26
2808 msgid "PTHREAD_ATTR_SETSCHEDPOLICY"
2809 msgstr "PTHREAD_ATTR_SETSCHEDPOLICY"
2812 #: build/C/man3/pthread_attr_setschedpolicy.3:30
2814 "pthread_attr_setschedpolicy, pthread_attr_getschedpolicy - set/get "
2815 "scheduling policy attribute in thread attributes object"
2817 "pthread_attr_setschedpolicy, pthread_attr_getschedpolicy - スレッド属性\n"
2818 "オブジェクトのスケジューリングポリシー属性の設定/取得を行う"
2821 #: build/C/man3/pthread_attr_setschedpolicy.3:38
2824 "B<int pthread_attr_setschedpolicy(pthread_attr_t *>I<attr>B<, int >I<policy>B<);>\n"
2825 "B<int pthread_attr_getschedpolicy(const pthread_attr_t *>I<attr>B<, int >I<*policy>B<);>\n"
2827 "B<int pthread_attr_setschedpolicy(pthread_attr_t *>I<attr>B<, int >I<policy>B<);>\n"
2828 "B<int pthread_attr_getschedpolicy(const pthread_attr_t *>I<attr>B<, int >I<*policy>B<);>\n"
2831 #: build/C/man3/pthread_attr_setschedpolicy.3:52
2833 "The B<pthread_attr_setschedpolicy>() function sets the scheduling policy "
2834 "attribute of the thread attributes object referred to by I<attr> to the "
2835 "value specified in I<policy>. This attribute determines the scheduling "
2836 "policy of a thread created using the thread attributes object I<attr>."
2838 "B<pthread_attr_setschedpolicy>() 関数は、\n"
2839 "I<attr> が参照するスレッド属性オブジェクトのスケジューリング\n"
2840 "ポリシー属性を I<policy> で指定された値に設定する。\n"
2841 "この属性により、スレッド属性オブジェクト I<attr> を使って\n"
2842 "作成されるスレッドのスケジューリングポリシーが決定される。"
2844 #. FIXME . pthread_setschedparam() places no restriction on the policy,
2845 #. but pthread_attr_setschedpolicy() restricts policy to RR/FIFO/OTHER
2846 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7013
2848 #: build/C/man3/pthread_attr_setschedpolicy.3:65
2850 "The supported values for I<policy> are B<SCHED_FIFO>, B<SCHED_RR>, and "
2851 "B<SCHED_OTHER>, with the semantics described in B<sched>(7)."
2853 "I<policy> に指定できる値は B<SCHED_FIFO>, B<SCHED_RR>, B<SCHED_OTHER> であ"
2854 "る。それぞれの意味は B<sched>(7) で説明している通りである。"
2857 #: build/C/man3/pthread_attr_setschedpolicy.3:72
2859 "The B<pthread_attr_getschedpolicy>() returns the scheduling policy "
2860 "attribute of the thread attributes object I<attr> in the buffer pointed to "
2863 "B<pthread_attr_getschedpolicy>() は、\n"
2864 "スレッド属性オブジェクト I<attr> のスケジューリングポリシー属性を\n"
2865 "I<policy> が指すバッファに入れて返す。"
2868 #: build/C/man3/pthread_attr_setschedpolicy.3:83
2870 "In order for the policy setting made by B<pthread_attr_setschedpolicy>() to "
2871 "have effect when calling B<pthread_create>(3), the caller must use "
2872 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
2873 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
2875 "B<pthread_create>(3) を呼び出した際に B<pthread_attr_setschedpolicy>() で行っ"
2876 "たポリシー設定を有効にするには、 呼び出し側で "
2877 "B<pthread_attr_setinheritsched>(3) を使って 属性オブジェクト I<attr> の "
2878 "inherit-scheduler 属性を B<PTHREAD_EXPLICIT_SCHED> に設定しておかなければなら"
2882 #: build/C/man3/pthread_attr_setschedpolicy.3:89
2883 msgid "B<pthread_attr_setschedpolicy>() can fail with the following error:"
2884 msgstr "B<pthread_attr_setschedpolicy>() は以下のエラーで失敗する場合がある。"
2887 #: build/C/man3/pthread_attr_setschedpolicy.3:93
2888 msgid "Invalid value in I<policy>."
2889 msgstr "I<policy> に無効な値が指定された。"
2892 #. Available since glibc 2.0.
2894 #: build/C/man3/pthread_attr_setschedpolicy.3:100
2896 "POSIX.1-2001 also documents an optional B<ENOTSUP> error (\"attempt was made "
2897 "to set the attribute to an unsupported value\") for "
2898 "B<pthread_attr_setschedpolicy>()."
2900 "POSIX.1-2001 では、 B<pthread_attr_setschedpolicy>() に関して\n"
2901 "エラー B<ENOTSUP> (\"サポートされていない値を属性に設定しようとした\")\n"
2905 #: build/C/man3/pthread_attr_setschedpolicy.3:107
2907 "The B<pthread_attr_setschedpolicy>() and B<pthread_attr_getschedpolicy>() "
2908 "functions are thread-safe."
2910 "関数 B<pthread_attr_setschedpolicy>() と B<pthread_attr_getschedpolicy>() は"
2914 #: build/C/man3/pthread_attr_setschedpolicy.3:123
2916 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
2917 "B<pthread_attr_setschedparam>(3), B<pthread_create>(3), "
2918 "B<pthread_setschedparam>(3), B<pthread_setschedprio>(3), B<pthreads>(7), "
2921 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
2922 "B<pthread_attr_setschedparam>(3), B<pthread_create>(3), "
2923 "B<pthread_setschedparam>(3), B<pthread_setschedprio>(3), B<pthreads>(7), "
2927 #: build/C/man3/pthread_attr_setscope.3:26
2929 msgid "PTHREAD_ATTR_SETSCOPE"
2930 msgstr "PTHREAD_ATTR_SETSCOPE"
2933 #: build/C/man3/pthread_attr_setscope.3:30
2935 "pthread_attr_setscope, pthread_attr_getscope - set/get contention scope "
2936 "attribute in thread attributes object"
2938 "pthread_attr_setscope, pthread_attr_getscope - \n"
2939 "スレッド属性オブジェクトの contention scope 属性の設定/取得を行う"
2942 #: build/C/man3/pthread_attr_setscope.3:38
2945 "B<int pthread_attr_setscope(pthread_attr_t *>I<attr>B<, int >I<scope>B<);>\n"
2946 "B<int pthread_attr_getscope(const pthread_attr_t *>I<attr>B<, int *>I<scope>B<);>\n"
2948 "B<int pthread_attr_setscope(pthread_attr_t *>I<attr>B<, int >I<scope>B<);>\n"
2949 "B<int pthread_attr_getscope(const pthread_attr_t *>I<attr>B<, int *>I<scope>B<);>\n"
2952 #: build/C/man3/pthread_attr_setscope.3:53
2954 "The B<pthread_attr_setscope>() function sets the contention scope attribute "
2955 "of the thread attributes object referred to by I<attr> to the value "
2956 "specified in I<scope>. The contention scope attribute defines the set of "
2957 "threads against which a thread competes for resources such as the CPU. "
2958 "POSIX.1-2001 specifies two possible values for I<scope>:"
2960 "B<pthread_attr_setscope>() 関数は、\n"
2961 "I<attr> が参照するスレッド属性オブジェクトの contention scope\n"
2962 "属性を I<scope> で指定された値に設定する。\n"
2963 "contention scope 属性により、\n"
2964 "スレッドが CPU などのリソースを取り合うスレッド集合が規定される。\n"
2965 "POSIX.1-2001 では I<scope> に指定する値として 2 つの値が規定されている。"
2968 #: build/C/man3/pthread_attr_setscope.3:53
2970 msgid "B<PTHREAD_SCOPE_SYSTEM>"
2971 msgstr "B<PTHREAD_SCOPE_SYSTEM>"
2974 #: build/C/man3/pthread_attr_setscope.3:61
2976 "The thread competes for resources with all other threads in all processes on "
2977 "the system that are in the same scheduling allocation domain (a group of one "
2978 "or more processors). B<PTHREAD_SCOPE_SYSTEM> threads are scheduled relative "
2979 "to one another according to their scheduling policy and priority."
2981 "スレッドは、同じスケジューリング割り当てドメイン (一つ以上のプロセッサ\n"
2982 "のグループ) にある、システム上の全てのプロセスの自分以外の全ての\n"
2983 "スレッドとリソースを取り合う。 \n"
2984 "B<PTHREAD_SCOPE_SYSTEM> のスレッドは、スケジューリングポリシーと\n"
2985 "優先度に基づき、互いに相対的にスケジューリングされる。"
2988 #: build/C/man3/pthread_attr_setscope.3:61
2990 msgid "B<PTHREAD_SCOPE_PROCESS>"
2991 msgstr "B<PTHREAD_SCOPE_PROCESS>"
2994 #: build/C/man3/pthread_attr_setscope.3:76
2996 "The thread competes for resources with all other threads in the same process "
2997 "that were also created with the B<PTHREAD_SCOPE_PROCESS> contention scope. "
2998 "B<PTHREAD_SCOPE_PROCESS> threads are scheduled relative to other threads in "
2999 "the process according to their scheduling policy and priority. POSIX.1-2001 "
3000 "leaves it unspecified how these threads contend with other threads in other "
3001 "process on the system or with other threads in the same process that were "
3002 "created with the B<PTHREAD_SCOPE_SYSTEM> contention scope."
3004 "スレッドは、contention scope が B<PTHREAD_SCOPE_PROCESS> で作成された\n"
3005 "同じプロセスの自分以外の全てのスレッドとリソースを取り合う。\n"
3006 "B<PTHREAD_SCOPE_PROCESS> のスレッドは、スケジューリングポリシーと優先度\n"
3007 "に基づき、同じプロセスの他のスレッドと相対的にスケジューリングされる。\n"
3008 "POSIX.1-2001 では、これらのスレッドがシステム上の他のプロセスのスレッド\n"
3009 "や同じプロセス内の contention scope が B<PTHREAD_SCOPE_SYSTEM> で作成\n"
3010 "された他のスレッドとどのようにリソースを取り合うかは、\n"
3014 #: build/C/man3/pthread_attr_setscope.3:83
3016 "POSIX.1-2001 requires that an implementation support at least one of these "
3017 "contention scopes. Linux supports B<PTHREAD_SCOPE_SYSTEM>, but not "
3018 "B<PTHREAD_SCOPE_PROCESS>."
3020 "POSIX.1-2001 で求められているのは、スレッド実装がこれらの contention scope の"
3021 "うち少なくとも 1 つをサポートすることだけである。 Linux は "
3022 "B<PTHREAD_SCOPE_SYSTEM> をサポートしているが、 B<PTHREAD_SCOPE_PROCESS> はサ"
3026 #: build/C/man3/pthread_attr_setscope.3:95
3028 "On systems that support multiple contention scopes, then, in order for the "
3029 "parameter setting made by B<pthread_attr_setscope>() to have effect when "
3030 "calling B<pthread_create>(3), the caller must use "
3031 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
3032 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
3034 "複数の contention scope をサポートしているシステムで、 B<pthread_create>(3) "
3035 "を呼び出した際に B<pthread_attr_setscope>() で行ったパラメータ設定を有効にす"
3036 "るには、 呼び出し側で B<pthread_attr_setinheritsched>(3) を使って 属性オブ"
3037 "ジェクト I<attr> の inherit-scheduler 属性を B<PTHREAD_EXPLICIT_SCHED> に設定"
3041 #: build/C/man3/pthread_attr_setscope.3:103
3043 "The B<pthread_attr_getscope>() function returns the contention scope "
3044 "attribute of the thread attributes object referred to by I<attr> in the "
3045 "buffer pointed to by I<scope>."
3047 "B<pthread_attr_getscope>() は、\n"
3048 "スレッド属性オブジェクト I<attr> の contention scope 属性を\n"
3049 "I<scope> が指すバッファに入れて返す。"
3052 #: build/C/man3/pthread_attr_setscope.3:109
3053 msgid "B<pthread_attr_setscope>() can fail with the following errors:"
3054 msgstr "B<pthread_attr_setscope>() は以下のエラーで失敗する場合がある。"
3057 #: build/C/man3/pthread_attr_setscope.3:113
3058 msgid "An invalid value was specified in I<scope>."
3059 msgstr "I<scope> に無効な値が指定された。"
3062 #: build/C/man3/pthread_attr_setscope.3:113
3068 #: build/C/man3/pthread_attr_setscope.3:119
3070 "I<scope> specified the value B<PTHREAD_SCOPE_PROCESS>, which is not "
3071 "supported on Linux."
3073 "I<scope> に値 B<PTHREAD_SCOPE_PROCESS> が指定された。\n"
3074 "この値は Linux でサポートされていない。"
3077 #: build/C/man3/pthread_attr_setscope.3:126
3079 "The B<pthread_attr_setscope>() and B<pthread_attr_getscope>() functions "
3082 "関数 B<pthread_attr_setscope>() と B<pthread_attr_getscope>() はスレッドセー"
3086 #: build/C/man3/pthread_attr_setscope.3:136
3088 "The B<PTHREAD_SCOPE_SYSTEM> contention scope typically indicates that a user-"
3089 "space thread is bound directly to a single kernel-scheduling entity. This "
3090 "is the case on Linux for the obsolete LinuxThreads implementation and the "
3091 "modern NPTL implementation, which are both 1:1 threading implementations."
3093 "B<PTHREAD_SCOPE_SYSTEM> contention scope では、通常は、一つの\n"
3094 "ユーザ空間スレッドは一つのカーネルスケジューリング・エンティティに\n"
3096 "Linux では、廃止予定の LinuxThreads 実装も新しい NPTL 実装もこれに\n"
3097 "該当し、両方とも 1:1 で結び付けられるスレッド実装となっている。"
3100 #: build/C/man3/pthread_attr_setscope.3:139
3102 "POSIX.1-2001 specifies that the default contention scope is implementation-"
3105 "POSIX.1-2001 では、 contention scope 属性のデフォルト値は\n"
3106 "実装時で定義されるものと規定されている。"
3109 #: build/C/man3/pthread_attr_setscope.3:149
3111 "B<pthread_attr_init>(3), B<pthread_attr_setaffinity_np>(3), "
3112 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
3113 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthreads>(7)"
3115 "B<pthread_attr_init>(3), B<pthread_attr_setaffinity_np>(3), "
3116 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
3117 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthreads>(7)"
3120 #: build/C/man3/pthread_attr_setstack.3:26
3122 msgid "PTHREAD_ATTR_SETSTACK"
3123 msgstr "PTHREAD_ATTR_SETSTACK"
3126 #: build/C/man3/pthread_attr_setstack.3:30
3128 "pthread_attr_setstack, pthread_attr_getstack - set/get stack attributes in "
3129 "thread attributes object"
3131 "pthread_attr_setstack, pthread_attr_getstack - \n"
3132 "スレッド属性オブジェクトのスタック属性の設定/取得を行う"
3135 #: build/C/man3/pthread_attr_setstack.3:38
3138 "B<int pthread_attr_setstack(pthread_attr_t *>I<attr>B<,>\n"
3139 "B< void *>I<stackaddr>B<, size_t >I<stacksize>B<);>\n"
3140 "B<int pthread_attr_getstack(const pthread_attr_t *>I<attr>B<,>\n"
3141 "B< void **>I<stackaddr>B<, size_t *>I<stacksize>B<);>\n"
3143 "B<int pthread_attr_setstack(pthread_attr_t *>I<attr>B<,>\n"
3144 "B< void *>I<stackaddr>B<, size_t >I<stacksize>B<);>\n"
3145 "B<int pthread_attr_getstack(const pthread_attr_t *>I<attr>B<,>\n"
3146 "B< void **>I<stackaddr>B<, size_t *>I<stacksize>B<);>\n"
3149 #: build/C/man3/pthread_attr_setstack.3:45
3150 #: build/C/man3/pthread_cleanup_push_defer_np.3:44
3151 #: build/C/man3/pthread_kill.3:41
3152 #: build/C/man3/pthread_rwlockattr_setkind_np.3:44
3153 #: build/C/man3/pthread_sigmask.3:42 build/C/man3/pthread_sigqueue.3:42
3155 "Feature Test Macro Requirements for glibc (see B<feature_test_macros>(7)):"
3156 msgstr "glibc 向けの機能検査マクロの要件 (B<feature_test_macros>(7) 参照):"
3159 #: build/C/man3/pthread_attr_setstack.3:50
3160 msgid "B<pthread_attr_getstack>(), B<pthread_attr_setstack>():"
3161 msgstr "B<pthread_attr_getstack>(), B<pthread_attr_setstack>():"
3164 #: build/C/man3/pthread_attr_setstack.3:52
3165 msgid "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
3166 msgstr "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
3169 #: build/C/man3/pthread_attr_setstack.3:68
3171 "The B<pthread_attr_setstack>() function sets the stack address and stack "
3172 "size attributes of the thread attributes object referred to by I<attr> to "
3173 "the values specified in I<stackaddr> and I<stacksize>, respectively. These "
3174 "attributes specify the location and size of the stack that should be used by "
3175 "a thread that is created using the thread attributes object I<attr>."
3177 "B<pthread_attr_setstack>() 関数は、\n"
3178 "I<attr> が参照するスレッド属性オブジェクトのスタックアドレス属性と\n"
3179 "スタックサイズ属性をそれぞれ I<stackaddr> と I<stacksize> で\n"
3181 "これらの属性により、スレッド属性オブジェクト I<attr> を使って\n"
3182 "作成されるスレッドが使用すべきスタックの位置とサイズが指定される。"
3185 #: build/C/man3/pthread_attr_setstack.3:74
3187 "I<stackaddr> should point to the lowest addressable byte of a buffer of "
3188 "I<stacksize> bytes that was allocated by the caller. The pages of the "
3189 "allocated buffer should be both readable and writable."
3191 "I<stackaddr> は、呼び出し側で割り当てた、大きさが I<stacksize> バイトの\n"
3192 "バッファ内の指定できる最小のアドレスバイトを指すべきである。\n"
3193 "割り当てられたバッファのページは読み書き両方が可能なページとなっている\n"
3197 #: build/C/man3/pthread_attr_setstack.3:85
3199 "The B<pthread_attr_getstack>() function returns the stack address and stack "
3200 "size attributes of the thread attributes object referred to by I<attr> in "
3201 "the buffers pointed to by I<stackaddr> and I<stacksize>, respectively."
3203 "B<pthread_attr_getstack>() 関数は、\n"
3204 "スレッド属性オブジェクト I<attr> のスタックアドレス属性と\n"
3205 "スタックサイズ属性をそれぞれ I<stackaddr> と I<stacksize> が\n"
3209 #: build/C/man3/pthread_attr_setstack.3:91
3210 msgid "B<pthread_attr_setstack>() can fail with the following error:"
3211 msgstr "B<pthread_attr_setstack>() は以下のエラーで失敗する場合がある。"
3214 #: build/C/man3/pthread_attr_setstack.3:102
3216 "I<stacksize> is less than B<PTHREAD_STACK_MIN> (16384) bytes. On some "
3217 "systems, this error may also occur if I<stackaddr> or I<stackaddr\\ +\\ "
3218 "stacksize> is not suitably aligned."
3220 "I<stacksize> が B<PTHREAD_STACK_MIN> (16384) よりも小さい。\n"
3221 "システムによっては、 I<stackaddr> か\n"
3222 "I<stackaddr\\ +\\ stacksize> のアライメントが適切でない場合にも\n"
3226 #: build/C/man3/pthread_attr_setstack.3:110
3228 "POSIX.1-2001 also documents an B<EACCES> error if the stack area described "
3229 "by I<stackaddr> and I<stacksize> is not both readable and writable by the "
3232 "POSIX.1-2001 では エラー B<EACCES> も規定されており、\n"
3233 "このエラーは I<stackaddr> と I<stacksize> で規定されるスタック領域に\n"
3234 "呼び出し側から読み書き両方のアクセスができない状況を表す。"
3237 #: build/C/man3/pthread_attr_setstack.3:112
3238 msgid "These functions are provided by glibc since version 2.2."
3239 msgstr "これらの関数は glibc バージョン 2.2 以降で提供されている。"
3242 #: build/C/man3/pthread_attr_setstack.3:119
3244 "The B<pthread_attr_setstack>() and B<pthread_attr_getstack>() functions "
3247 "関数 B<pthread_attr_setstack>() と B<pthread_attr_getstack>() はスレッドセー"
3251 #: build/C/man3/pthread_attr_setstack.3:129
3253 "These functions are provided for applications that must ensure that a "
3254 "thread's stack is placed in a particular location. For most applications, "
3255 "this is not necessary, and the use of these functions should be avoided. "
3256 "(Use B<pthread_attr_setstacksize>(3) if an application simply requires a "
3257 "stack size other than the default.)"
3259 "これらの関数は、スレッドのスタックが特定の場所に配置されることを保証\n"
3260 "しなければならないアプリケーションのために提供されている。\n"
3261 "ほとんどのアプリケーションでは、このようなことは必要なく、\n"
3262 "これらの関数を使うのは避けるべきである。\n"
3263 "(アプリケーションが単にスタックサイズだけをデフォルトの値から変更する\n"
3264 "必要がある場合には B<pthread_attr_setstacksize>(3) を使うこと)"
3267 #: build/C/man3/pthread_attr_setstack.3:140
3269 "When an application employs B<pthread_attr_setstack>(), it takes over the "
3270 "responsibility of allocating the stack. Any guard size value that was set "
3271 "using B<pthread_attr_setguardsize>(3) is ignored. If deemed necessary, it "
3272 "is the application's responsibility to allocate a guard area (one or more "
3273 "pages protected against reading and writing) to handle the possibility of "
3276 "アプリケーションが B<pthread_attr_setstack>() を利用する際には、\n"
3277 "スタックの割り当てに責任を持つ必要がある。\n"
3278 "B<pthread_attr_setguardsize>(3) を使って設定された\n"
3279 "guard size の値は無視される。\n"
3280 "必要と思われる場合は、アプリケーションが責任を持ってガード領域 (読み書\n"
3281 "きが行われないように保護された 1 個かそれ以上のページ) の割り当てを行い、\n"
3282 "スタックオーバーフローの可能性に対処するようにする必要がある。"
3285 #: build/C/man3/pthread_attr_setstack.3:151
3287 "The address specified in I<stackaddr> should be suitably aligned: for full "
3288 "portability, align it on a page boundary (I<sysconf(_SC_PAGESIZE)>). "
3289 "B<posix_memalign>(3) may be useful for allocation. Probably, I<stacksize> "
3290 "should also be a multiple of the system page size."
3292 "I<stackaddr> に指定するアドレスは適切なアライメントとなっているべきである。\n"
3293 "完全な移植性を持たせるためには、\n"
3294 "ページ境界 (I<sysconf(_SC_PAGESIZE)>) に揃えること。\n"
3295 "割り当てには B<posix_memalign>(3) を使うとよい。\n"
3296 "たいていは、 I<stacksize> はシステムのページサイズの倍数とすべきである。"
3299 #: build/C/man3/pthread_attr_setstack.3:159
3301 "If I<attr> is used to create multiple threads, then the caller must change "
3302 "the stack address attribute between calls to B<pthread_create>(3); "
3303 "otherwise, the threads will attempt to use the same memory area for their "
3304 "stacks, and chaos will ensue."
3306 "一つの I<attr> を使って複数のスレッドを作成する場合、\n"
3307 "B<pthread_create>(3) の次の呼び出しを行う前に、\n"
3308 "呼び出し側でスタックアドレス属性を変更しなければならない。\n"
3309 "さもなければ、複数のスレッドがスタックとして同じメモリ領域を\n"
3310 "使おうとするため、訳の分からない状況が発生してしまう。"
3313 #: build/C/man3/pthread_attr_setstack.3:174
3315 "B<mmap>(2), B<mprotect>(2), B<posix_memalign>(3), B<pthread_attr_init>(3), "
3316 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setstackaddr>(3), "
3317 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3319 "B<mmap>(2), B<mprotect>(2), B<posix_memalign>(3), B<pthread_attr_init>(3), "
3320 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setstackaddr>(3), "
3321 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3324 #: build/C/man3/pthread_attr_setstackaddr.3:26
3326 msgid "PTHREAD_ATTR_SETSTACKADDR"
3327 msgstr "PTHREAD_ATTR_SETSTACKADDR"
3330 #: build/C/man3/pthread_attr_setstackaddr.3:30
3332 "pthread_attr_setstackaddr, pthread_attr_getstackaddr - set/get stack address "
3333 "attribute in thread attributes object"
3335 "pthread_attr_setstackaddr, pthread_attr_getstackaddr - \n"
3336 "スレッド属性オブジェクトのスタックアドレス属性の設定/取得を行う"
3339 #: build/C/man3/pthread_attr_setstackaddr.3:38
3342 "B<int pthread_attr_setstackaddr(pthread_attr_t *>I<attr>B<, void *>I<stackaddr>B<);>\n"
3343 "B<int pthread_attr_getstackaddr(const pthread_attr_t *>I<attr>B<, void **>I<stackaddr>B<);>\n"
3345 "B<int pthread_attr_setstackaddr(pthread_attr_t *>I<attr>B<, void *>I<stackaddr>B<);>\n"
3346 "B<int pthread_attr_getstackaddr(const pthread_attr_t *>I<attr>B<, void **>I<stackaddr>B<);>\n"
3349 #: build/C/man3/pthread_attr_setstackaddr.3:49
3351 "These functions are obsolete: B<do not use them.> Use "
3352 "B<pthread_attr_setstack>(3) and B<pthread_attr_getstack>(3) instead."
3354 "これらの関数は廃止予定であり、B<使用しないこと>。\n"
3355 "代わりに B<pthread_attr_setstack>(3) と B<pthread_attr_getstack>(3) を使うこ"
3359 #: build/C/man3/pthread_attr_setstackaddr.3:60
3361 "The B<pthread_attr_setstackaddr>() function sets the stack address "
3362 "attribute of the thread attributes object referred to by I<attr> to the "
3363 "value specified in I<stackaddr>. This attribute specifies the location of "
3364 "the stack that should be used by a thread that is created using the thread "
3365 "attributes object I<attr>."
3367 "B<pthread_attr_setstackaddr>() 関数は、\n"
3368 "I<attr> が参照するスレッド属性オブジェクトのスタックアドレス\n"
3369 "属性を I<stackaddr> で指定された値に設定する。\n"
3370 "この属性により、スレッド属性オブジェクト I<attr> を使って\n"
3371 "作成されるスレッドが使用すべきスタックの位置が指定される。"
3374 #: build/C/man3/pthread_attr_setstackaddr.3:66
3376 "I<stackaddr> should point to a buffer of at least B<PTHREAD_STACK_MIN> bytes "
3377 "that was allocated by the caller. The pages of the allocated buffer should "
3378 "be both readable and writable."
3380 "I<stackaddr> は呼び出し側が割り当てたバッファ (大きさは\n"
3381 "少なくとも B<PTHREAD_STACK_MIN> バイト)を指すべきである。\n"
3382 "割り当てられたバッファのページは読み書き両方が可能なページと\n"
3386 #: build/C/man3/pthread_attr_setstackaddr.3:74
3388 "The B<pthread_attr_getstackaddr>() function returns the stack address "
3389 "attribute of the thread attributes object referred to by I<attr> in the "
3390 "buffer pointed to by I<stackaddr>."
3392 "B<pthread_attr_getstackaddr>() は、\n"
3393 "スレッド属性オブジェクト I<attr> のスタックアドレス属性を\n"
3394 "I<stackaddr> が指すバッファに入れて返す。"
3397 #: build/C/man3/pthread_attr_setstackaddr.3:81
3399 "No errors are defined (but applications should nevertheless handle a "
3400 "possible error return)."
3402 "エラーは定義されていない (ただし、アプリケーションは正のエラーの\n"
3403 "返り値を処理するようにすべきである)。"
3406 #: build/C/man3/pthread_attr_setstackaddr.3:90
3408 "The B<pthread_attr_setstackaddr>() and B<pthread_attr_getstackaddr>() "
3409 "functions are thread-safe."
3411 "関数 B<pthread_attr_setstackaddr>() と B<pthread_attr_getstackaddr>() はス"
3415 #: build/C/man3/pthread_attr_setstackaddr.3:93
3417 "POSIX.1-2001 specifies these functions but marks them as obsolete. "
3418 "POSIX.1-2008 removes the specification of these functions."
3420 "POSIX.1-2001 では、これらの関数が規定されているが、廃止予定となっている。\n"
3421 "POSIX.1-2008 では、これらの関数の規定は削除されている。"
3424 #: build/C/man3/pthread_attr_setstackaddr.3:117
3426 "I<Do not use these functions!> They cannot be portably used, since they "
3427 "provide no way of specifying the direction of growth or the range of the "
3428 "stack. For example, on architectures with a stack that grows downward, "
3429 "I<stackaddr> specifies the next address past the I<highest> address of the "
3430 "allocated stack area. However, on architectures with a stack that grows "
3431 "upward, I<stackaddr> specifies the I<lowest> address in the allocated stack "
3432 "area. By contrast, the I<stackaddr> used by B<pthread_attr_setstack>(3) "
3433 "and B<pthread_attr_getstack>(3), is always a pointer to the lowest address "
3434 "in the allocated stack area (and the I<stacksize> argument specifies the "
3435 "range of the stack)."
3437 "I<これらの関数を使用しないこと!> これらの関数は移植性がある形では使用で\n"
3438 "きない。なぜなら、これらの関数ではスタック領域がどちらの方向に伸びるの\n"
3439 "かを指定する手段が提供されていないからである。\n"
3440 "例えば、スタックが下向き (アドレスが小さい方向) に伸びるアーキテクチャ\n"
3441 "では、I<stackaddr> には割り当てられたスタック領域のI<最も大きな>アドレ\n"
3442 "スの次のアドレスを指定する。一方、スタックが上向き (アドレスが大きい\n"
3443 "方向) に伸びるアーキテクチャでは、I<stackaddr> には割り当てられた\n"
3444 "スタック領域のI<最も小さい>アドレスを指定する。これに対して、\n"
3445 "B<pthread_attr_setstack>(3) と B<pthread_attr_getstack>(3) が使用する\n"
3446 "I<stackaddr> は、常に割り当てられたスタック領域の最も小さいアドレス\n"
3447 "へのポインタである (I<stacksize> 引き数はスタックの範囲を指定する)。"
3450 #: build/C/man3/pthread_attr_setstackaddr.3:123
3452 "B<pthread_attr_init>(3), B<pthread_attr_setstack>(3), "
3453 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3455 "B<pthread_attr_init>(3), B<pthread_attr_setstack>(3), "
3456 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3459 #: build/C/man3/pthread_attr_setstacksize.3:26
3461 msgid "PTHREAD_ATTR_SETSTACKSIZE"
3462 msgstr "PTHREAD_ATTR_SETSTACKSIZE"
3465 #: build/C/man3/pthread_attr_setstacksize.3:30
3467 "pthread_attr_setstacksize, pthread_attr_getstacksize - set/get stack size "
3468 "attribute in thread attributes object"
3470 "pthread_attr_setstacksize, pthread_attr_getstacksize - \n"
3471 "スレッド属性オブジェクトのスタックサイズ属性の設定/取得を行う"
3474 #: build/C/man3/pthread_attr_setstacksize.3:38
3477 "B<int pthread_attr_setstacksize(pthread_attr_t *>I<attr>B<, size_t >I<stacksize>B<);>\n"
3478 "B<int pthread_attr_getstacksize(const pthread_attr_t *>I<attr>B<, size_t *>I<stacksize>B<);>\n"
3480 "B<int pthread_attr_setstacksize(pthread_attr_t *>I<attr>B<, size_t >I<stacksize>B<);>\n"
3481 "B<int pthread_attr_getstacksize(const pthread_attr_t *>I<attr>B<, size_t *>I<stacksize>B<);>\n"
3484 #: build/C/man3/pthread_attr_setstacksize.3:49
3486 "The B<pthread_attr_setstacksize>() function sets the stack size attribute "
3487 "of the thread attributes object referred to by I<attr> to the value "
3488 "specified in I<stacksize>."
3490 "B<pthread_attr_setstacksize>() 関数は、\n"
3491 "I<attr> が参照するスレッド属性オブジェクトのスタックアドレス\n"
3492 "属性を I<stacksize> で指定された値に設定する。"
3495 #: build/C/man3/pthread_attr_setstacksize.3:53
3497 "The stack size attribute determines the minimum size (in bytes) that will be "
3498 "allocated for threads created using the thread attributes object I<attr>."
3501 "スレッド属性オブジェクト I<attr> を使って作成されたスレッド\n"
3502 "に割り当てられる最小サイズ (バイト単位) が決定される。"
3505 #: build/C/man3/pthread_attr_setstacksize.3:61
3507 "The B<pthread_attr_getstacksize>() function returns the stack size "
3508 "attribute of the thread attributes object referred to by I<attr> in the "
3509 "buffer pointed to by I<stacksize>."
3511 "B<pthread_attr_getstacksize>() は、\n"
3512 "スレッド属性オブジェクト I<attr> のスタックアドレス属性を\n"
3513 "I<stacksize> が指すバッファに入れて返す。"
3516 #: build/C/man3/pthread_attr_setstacksize.3:67
3517 msgid "B<pthread_attr_setstacksize>() can fail with the following error:"
3518 msgstr "B<pthread_attr_setstacksize>() は以下のエラーで失敗する場合がある。"
3521 #: build/C/man3/pthread_attr_setstacksize.3:72
3522 msgid "The stack size is less than B<PTHREAD_STACK_MIN> (16384) bytes."
3523 msgstr "スタックサイズが B<PTHREAD_STACK_MIN> (16384) バイト未満である。"
3527 #: build/C/man3/pthread_attr_setstacksize.3:81
3529 "On some systems, B<pthread_attr_setstacksize>() can fail with the error "
3530 "B<EINVAL> if I<stacksize> is not a multiple of the system page size."
3532 "いくつかのシステムでは、 B<pthread_attr_setstacksize>() は\n"
3533 "I<stacksize> がシステムのページサイズの倍数でない場合にも\n"
3534 "エラー B<EINVAL> で失敗する。"
3537 #: build/C/man3/pthread_attr_setstacksize.3:90
3539 "The B<pthread_attr_setstacksize>() and B<pthread_attr_getstacksize>() "
3540 "functions are thread-safe."
3542 "関数 B<pthread_attr_setstacksize>() と B<pthread_attr_getstacksize>() はス"
3546 #: build/C/man3/pthread_attr_setstacksize.3:95
3548 "For details on the default stack size of new threads, see "
3549 "B<pthread_create>(3)."
3551 "新しいスレッドのデフォルトのスタックサイズの詳細については\n"
3552 "B<pthread_create>(3) を参照。"
3555 #: build/C/man3/pthread_attr_setstacksize.3:98
3557 "A thread's stack size is fixed at the time of thread creation. Only the "
3558 "main thread can dynamically grow its stack."
3560 "スレッドのスタックサイズは、スレッド作成時点では固定である。\n"
3561 "メインスレッドだけがスタックを動的に伸ばすことができる。"
3564 #: build/C/man3/pthread_attr_setstacksize.3:103
3566 "The B<pthread_attr_setstack>(3) function allows an application to set both "
3567 "the size and location of a caller-allocated stack that is to be used by a "
3570 "B<pthread_attr_setstack>(3) 関数を使うと、\n"
3571 "アプリケーションは、スレッドが使用するスタックとして、\n"
3572 "呼び出し側で割り当てたスタックのサイズと場所を指定できる。"
3575 #: build/C/man3/pthread_attr_setstacksize.3:115
3577 "As at glibc 2.8, if the specified I<stacksize> is not a multiple of "
3578 "B<STACK_ALIGN> (16 bytes on most architectures), it may be rounded "
3579 "I<downward>, in violation of POSIX.1-2001, which says that the allocated "
3580 "stack will be at least I<stacksize> bytes."
3582 "glibc 2.8 の時点では、指定された I<stacksize> が B<STACK_ALIGN> \n"
3583 "(ほとんどのアーキテクチャでは 16 バイト) の倍数でない場合、\n"
3584 "I<stacksize> はI<小さくなる方向に>に丸められる。\n"
3585 "これは POSIX.1-2001 に違反している。\n"
3586 "POSIX.1-2001 では、割り当てらたスタックの大きさは\n"
3587 "少なくとも I<stacksize> バイトになると書かれている。"
3590 #: build/C/man3/pthread_attr_setstacksize.3:118
3591 #: build/C/man3/pthread_join.3:127
3592 msgid "See B<pthread_create>(3)."
3593 msgstr "B<pthread_create>(3) を参照。"
3596 #: build/C/man3/pthread_attr_setstacksize.3:125
3598 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_attr_setguardsize>(3), "
3599 "B<pthread_attr_setstack>(3), B<pthread_create>(3), B<pthreads>(7)"
3601 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_attr_setguardsize>(3), "
3602 "B<pthread_attr_setstack>(3), B<pthread_create>(3), B<pthreads>(7)"
3605 #: build/C/man3/pthread_cancel.3:26
3607 msgid "PTHREAD_CANCEL"
3608 msgstr "PTHREAD_CANCEL"
3611 #: build/C/man3/pthread_cancel.3:26
3617 #: build/C/man3/pthread_cancel.3:29
3618 msgid "pthread_cancel - send a cancellation request to a thread"
3619 msgstr "pthread_cancel - スレッドにキャンセル要求を送る"
3622 #: build/C/man3/pthread_cancel.3:34
3624 msgid "B<int pthread_cancel(pthread_t >I<thread>B<);>\n"
3625 msgstr "B<int pthread_cancel(pthread_t >I<thread>B<);>\n"
3628 #: build/C/man3/pthread_cancel.3:49
3630 "The B<pthread_cancel>() function sends a cancellation request to the thread "
3631 "I<thread>. Whether and when the target thread reacts to the cancellation "
3632 "request depends on two attributes that are under the control of that thread: "
3633 "its cancelability I<state> and I<type>."
3635 "B<pthread_cancel>() 関数は指定されたスレッド I<thread> にキャンセル要求\n"
3636 "を送信する。対象のスレッドがキャンセル要求に反応するかどうか、いつ反応\n"
3637 "するかは対象のスレッドの制御下にある 2 つの属性、cancelability\n"
3638 "I<state> と I<type>により決まる。"
3641 #: build/C/man3/pthread_cancel.3:61
3643 "A thread's cancelability state, determined by B<pthread_setcancelstate>(3), "
3644 "can be I<enabled> (the default for new threads) or I<disabled>. If a thread "
3645 "has disabled cancellation, then a cancellation request remains queued until "
3646 "the thread enables cancellation. If a thread has enabled cancellation, then "
3647 "its cancelability type determines when cancellation occurs."
3649 "あるスレッドの cancelability state は B<pthread_setcancelstate>(3) で\n"
3650 "設定され、I<enabled> と I<disabled> のいずれとなる (I<enabled> が新しい\n"
3651 "スレッドのデフォルト値である)。スレッドがキャンセルを無効にしていた場合、\n"
3652 "キャンセル要求はそのスレッドがキャンセルを有効にするまでキューに入れら\n"
3653 "れたままになる。スレッドがキャンセルを有効にしていた場合、\n"
3654 "cancelability type によって、いつキャンセルが発生するかが決まる。"
3657 #: build/C/man3/pthread_cancel.3:77
3659 "A thread's cancellation type, determined by B<pthread_setcanceltype>(3), may "
3660 "be either I<asynchronous> or I<deferred> (the default for new threads). "
3661 "Asynchronous cancelability means that the thread can be canceled at any time "
3662 "(usually immediately, but the system does not guarantee this). Deferred "
3663 "cancelability means that cancellation will be delayed until the thread next "
3664 "calls a function that is a I<cancellation point>. A list of functions that "
3665 "are or may be cancellation points is provided in B<pthreads>(7)."
3667 "スレッドのキャンセル種別 (cancelability type) は\n"
3668 "B<pthread_setcanceltype>(3) で設定され、I<asynchronous> か I<deferred>\n"
3669 "のいずれかとなる(I<deferred> が新しいスレッドのデフォルト値である)。\n"
3670 "非同期キャンセル (asynchronous cancelability) は、そのスレッドはいつで\n"
3671 "もキャンセルされることを意味する (通常はすぐにキャンセルされるが、\n"
3672 "システムがそのことを保証しているわけではない)。遅延キャンセル\n"
3673 "(deferred cancelability) では、そのスレッドが I<取り消しポイント\n"
3674 "(cancellation point)> となっている関数を次に呼び出すまでキャンセルが\n"
3675 "遅延される。取り消しポイントに設定されていたり設定\n"
3676 "したりできる関数のリストは B<pthreads>(7) に記載している。"
3679 #: build/C/man3/pthread_cancel.3:81
3681 "When a cancellation requested is acted on, the following steps occur for "
3682 "I<thread> (in this order):"
3685 "I<thread> では以下のステップが (この順序で) 行われる。"
3688 #: build/C/man3/pthread_cancel.3:81 build/C/man3/pthread_cleanup_push.3:69
3694 #: build/C/man3/pthread_cancel.3:86
3696 "Cancellation clean-up handlers are popped (in the reverse of the order in "
3697 "which they were pushed) and called. (See B<pthread_cleanup_push>(3).)"
3699 "キャンセルクリーンアップハンドラが (push されたのと逆順で)\n"
3700 "取り出され (pop され)、呼び出される。\n"
3701 "(B<pthread_cleanup_push>(3) 参照)"
3704 #: build/C/man3/pthread_cancel.3:86 build/C/man3/pthread_cleanup_push.3:73
3710 #: build/C/man3/pthread_cancel.3:91
3712 "Thread-specific data destructors are called, in an unspecified order. (See "
3713 "B<pthread_key_create>(3).)"
3715 "スレッド固有データのデストラクタ (destructor) が呼び出される。\n"
3716 "呼び出し順序は規定されていない。\n"
3717 "(B<pthread_key_create>(3) 参照)"
3720 #: build/C/man3/pthread_cancel.3:91 build/C/man3/pthread_cleanup_push.3:83
3726 #: build/C/man3/pthread_cancel.3:95
3727 msgid "The thread is terminated. (See B<pthread_exit>(3).)"
3728 msgstr "スレッドが終了される。 (B<pthread_exit>(3) 参照)"
3731 #: build/C/man3/pthread_cancel.3:103
3733 "The above steps happen asynchronously with respect to the "
3734 "B<pthread_cancel>() call; the return status of B<pthread_cancel>() merely "
3735 "informs the caller whether the cancellation request was successfully queued."
3737 "上記のステップは B<pthread_cancel>() の呼び出しとは非同期に行われる。\n"
3738 "B<pthread_cancel>() の返却ステータスは単にキャンセル要求が正常に\n"
3739 "キューに入れられたかどうかを呼び出し元に示すだけのものである。"
3742 #: build/C/man3/pthread_cancel.3:112
3744 "After a canceled thread has terminated, a join with that thread using "
3745 "B<pthread_join>(3) obtains B<PTHREAD_CANCELED> as the thread's exit "
3746 "status. (Joining with a thread is the only way to know that cancellation "
3749 "キャンセルされたスレッドが終了された後に、\n"
3750 "B<pthread_join>(3) でそのスレッドを join すると、\n"
3751 "そのスレッドの終了ステータスとして B<PTHREAD_CANCELED> が得られる。\n"
3752 "(スレッドの join はキャンセルが完了したかを知る唯一の方法である)"
3755 #: build/C/man3/pthread_cancel.3:117
3757 "On success, B<pthread_cancel>() returns 0; on error, it returns a nonzero "
3760 "成功すると、 B<pthread_cancel>() は 0 を返す。\n"
3761 "エラーの場合、0 以外のエラー番号を返す。"
3764 #: build/C/man3/pthread_cancel.3:118 build/C/man3/pthread_detach.3:59
3765 #: build/C/man3/pthread_getcpuclockid.3:58 build/C/man3/pthread_join.3:93
3766 #: build/C/man3/pthread_setaffinity_np.3:114
3767 #: build/C/man3/pthread_setschedparam.3:114
3768 #: build/C/man3/pthread_setschedprio.3:70 build/C/man3/pthread_sigqueue.3:86
3774 #: build/C/man3/pthread_cancel.3:125 build/C/man3/pthread_detach.3:64
3775 #: build/C/man3/pthread_getcpuclockid.3:63 build/C/man3/pthread_join.3:98
3776 #: build/C/man3/pthread_setaffinity_np.3:119
3777 #: build/C/man3/pthread_setschedparam.3:119
3778 #: build/C/man3/pthread_setschedprio.3:75
3779 msgid "No thread with the ID I<thread> could be found."
3780 msgstr "ID が I<thread> のスレッドが見つからなかった。"
3783 #: build/C/man3/pthread_cancel.3:135
3785 "On Linux, cancellation is implemented using signals. Under the NPTL "
3786 "threading implementation, the first real-time signal (i.e., signal 32) is "
3787 "used for this purpose. On LinuxThreads, the second real-time signal is "
3788 "used, if real-time signals are available, otherwise B<SIGUSR2> is used."
3790 "Linux では、キャンセルはシグナルを使って実装されている。NPTL スレッド実装で"
3792 "最初のリアルタイムシグナル (つまり、シグナル 32)がこのために使用される。\n"
3793 "LinuxThreads では、リアルタイムシグナルが利用可能な場合は2 番目のリアルタイ"
3795 "シグナルが使用され、そうでない場合は B<SIGUSR2> が使用される。"
3798 #: build/C/man3/pthread_cancel.3:141
3800 "The program below creates a thread and then cancels it. The main thread "
3801 "joins with the canceled thread to check that its exit status was "
3802 "B<PTHREAD_CANCELED>. The following shell session shows what happens when we "
3805 "以下のプログラムは、スレッドを一つ作成してから、そのスレッドをキャンセルす"
3807 "メインスレッドはキャンセルされたスレッドをジョインし、\n"
3808 "キャンセルされたスレッドの終了ステータスが B<PTHREAD_CANCELED> かどうかを\n"
3809 "確認する。以下のシェルセッションはこのプログラムを実行した際の実行例である。"
3812 #: build/C/man3/pthread_cancel.3:149
3816 "thread_func(): started; cancellation disabled\n"
3817 "main(): sending cancellation request\n"
3818 "thread_func(): about to enable cancellation\n"
3819 "main(): thread was canceled\n"
3822 "thread_func(): started; cancellation disabled\n"
3823 "main(): sending cancellation request\n"
3824 "thread_func(): about to enable cancellation\n"
3825 "main(): thread was canceled\n"
3828 #: build/C/man3/pthread_cancel.3:159
3831 "#include E<lt>pthread.hE<gt>\n"
3832 "#include E<lt>stdio.hE<gt>\n"
3833 "#include E<lt>errno.hE<gt>\n"
3834 "#include E<lt>stdlib.hE<gt>\n"
3835 "#include E<lt>unistd.hE<gt>\n"
3837 "#include E<lt>pthread.hE<gt>\n"
3838 "#include E<lt>stdio.hE<gt>\n"
3839 "#include E<lt>errno.hE<gt>\n"
3840 "#include E<lt>stdlib.hE<gt>\n"
3841 "#include E<lt>unistd.hE<gt>\n"
3844 #: build/C/man3/pthread_cancel.3:167
3848 "thread_func(void *ignored_argument)\n"
3853 "thread_func(void *ignored_argument)\n"
3858 #: build/C/man3/pthread_cancel.3:170
3861 " /* Disable cancellation for a while, so that we don\\(aqt\n"
3862 " immediately react to a cancellation request */\n"
3864 " /* Disable cancellation for a while, so that we don\\(aqt\n"
3865 " immediately react to a cancellation request */\n"
3868 #: build/C/man3/pthread_cancel.3:174
3871 " s = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);\n"
3873 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3875 " s = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);\n"
3877 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3880 #: build/C/man3/pthread_cancel.3:178
3883 " printf(\"thread_func(): started; cancellation disabled\\en\");\n"
3885 " printf(\"thread_func(): about to enable cancellation\\en\");\n"
3887 " printf(\"thread_func(): started; cancellation disabled\\en\");\n"
3889 " printf(\"thread_func(): about to enable cancellation\\en\");\n"
3892 #: build/C/man3/pthread_cancel.3:182
3895 " s = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);\n"
3897 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3899 " s = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);\n"
3901 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3904 #: build/C/man3/pthread_cancel.3:184
3906 msgid " /* sleep() is a cancellation point */\n"
3907 msgstr " /* sleep() is a cancellation point */\n"
3910 #: build/C/man3/pthread_cancel.3:186
3912 msgid " sleep(1000); /* Should get canceled while we sleep */\n"
3913 msgstr " sleep(1000); /* Should get canceled while we sleep */\n"
3916 #: build/C/man3/pthread_cancel.3:188
3918 msgid " /* Should never get here */\n"
3919 msgstr " /* Should never get here */\n"
3922 #: build/C/man3/pthread_cancel.3:192
3925 " printf(\"thread_func(): not canceled!\\en\");\n"
3929 " printf(\"thread_func(): not canceled!\\en\");\n"
3934 #: build/C/man3/pthread_cancel.3:199
3952 #: build/C/man3/pthread_cancel.3:201
3954 msgid " /* Start a thread and then send it a cancellation request */\n"
3955 msgstr " /* Start a thread and then send it a cancellation request */\n"
3958 #: build/C/man3/pthread_cancel.3:205
3961 " s = pthread_create(&thr, NULL, &thread_func, NULL);\n"
3963 " handle_error_en(s, \"pthread_create\");\n"
3965 " s = pthread_create(&thr, NULL, &thread_func, NULL);\n"
3967 " handle_error_en(s, \"pthread_create\");\n"
3970 #: build/C/man3/pthread_cancel.3:207
3972 msgid " sleep(2); /* Give thread a chance to get started */\n"
3973 msgstr " sleep(2); /* Give thread a chance to get started */\n"
3976 #: build/C/man3/pthread_cancel.3:212
3979 " printf(\"main(): sending cancellation request\\en\");\n"
3980 " s = pthread_cancel(thr);\n"
3982 " handle_error_en(s, \"pthread_cancel\");\n"
3984 " printf(\"main(): sending cancellation request\\en\");\n"
3985 " s = pthread_cancel(thr);\n"
3987 " handle_error_en(s, \"pthread_cancel\");\n"
3990 #: build/C/man3/pthread_cancel.3:214
3992 msgid " /* Join with thread to see what its exit status was */\n"
3993 msgstr " /* Join with thread to see what its exit status was */\n"
3996 #: build/C/man3/pthread_cancel.3:218 build/C/man3/pthread_cleanup_push.3:307
3999 " s = pthread_join(thr, &res);\n"
4001 " handle_error_en(s, \"pthread_join\");\n"
4003 " s = pthread_join(thr, &res);\n"
4005 " handle_error_en(s, \"pthread_join\");\n"
4008 #: build/C/man3/pthread_cancel.3:225
4011 " if (res == PTHREAD_CANCELED)\n"
4012 " printf(\"main(): thread was canceled\\en\");\n"
4014 " printf(\"main(): thread wasn\\(aqt canceled (shouldn\\(aqt happen!)\\en\");\n"
4015 " exit(EXIT_SUCCESS);\n"
4018 " if (res == PTHREAD_CANCELED)\n"
4019 " printf(\"main(): thread was canceled\\en\");\n"
4021 " printf(\"main(): thread wasn\\(aqt canceled (shouldn\\(aqt happen!)\\en\");\n"
4022 " exit(EXIT_SUCCESS);\n"
4026 #: build/C/man3/pthread_cancel.3:238
4028 "B<pthread_cleanup_push>(3), B<pthread_create>(3), B<pthread_exit>(3), "
4029 "B<pthread_join>(3), B<pthread_key_create>(3), B<pthread_setcancelstate>(3), "
4030 "B<pthread_setcanceltype>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4032 "B<pthread_cleanup_push>(3), B<pthread_create>(3), B<pthread_exit>(3), "
4033 "B<pthread_join>(3), B<pthread_key_create>(3), B<pthread_setcancelstate>(3), "
4034 "B<pthread_setcanceltype>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4037 #: build/C/man3/pthread_cleanup_push.3:26
4039 msgid "PTHREAD_CLEANUP_PUSH"
4040 msgstr "PTHREAD_CLEANUP_PUSH"
4043 #: build/C/man3/pthread_cleanup_push.3:26
4049 #: build/C/man3/pthread_cleanup_push.3:30
4051 "pthread_cleanup_push, pthread_cleanup_pop - push and pop thread cancellation "
4054 "pthread_cleanup_push, pthread_cleanup_pop - スレッドの\n"
4055 "キャンセルクリーンアップハンドラの push/pop を行う"
4058 #: build/C/man3/pthread_cleanup_push.3:37
4061 "B<void pthread_cleanup_push(void (*>I<routine>B<)(void *),>\n"
4062 "B< void *>I<arg>B<);>\n"
4063 "B<void pthread_cleanup_pop(int >I<execute>B<);>\n"
4065 "B<void pthread_cleanup_push(void (*>I<routine>B<)(void *),>\n"
4066 "B< void *>I<arg>B<);>\n"
4067 "B<void pthread_cleanup_pop(int >I<execute>B<);>\n"
4070 #: build/C/man3/pthread_cleanup_push.3:48
4072 "These functions manipulate the calling thread's stack of thread-cancellation "
4073 "clean-up handlers. A clean-up handler is a function that is automatically "
4074 "executed when a thread is canceled (or in various other circumstances "
4075 "described below); it might, for example, unlock a mutex so that it becomes "
4076 "available to other threads in the process."
4078 "これらの関数は、呼び出したスレッドのスレッドキャンセル時のクリーンアッ\n"
4079 "プハンドラのスタックの操作を行う。クリーンアップハンドラは、スレッドが\n"
4080 "キャンセルされた場合 (や以下で説明する他の種々の状況において) 自動的に\n"
4081 "実行される関数である。例えば、mutex のロック解除を行い、プロセス内の\n"
4082 "他のスレッドが利用できるようにする関数などが考えられる。"
4085 #: build/C/man3/pthread_cleanup_push.3:59
4087 "The B<pthread_cleanup_push>() function pushes I<routine> onto the top of "
4088 "the stack of clean-up handlers. When I<routine> is later invoked, it will "
4089 "be given I<arg> as its argument."
4091 "B<pthread_cleanup_push>() 関数は、 I<routine> をクリーンアップ\n"
4092 "ハンドラのスタックの一番上にプッシュする。 I<routine> が後で\n"
4093 "起動される際には、 I<arg> が関数の引き数と渡される。"
4096 #: build/C/man3/pthread_cleanup_push.3:66
4098 "The B<pthread_cleanup_pop>() function removes the routine at the top of the "
4099 "stack of clean-up handlers, and optionally executes it if I<execute> is "
4102 "B<pthread_cleanup_pop>() 関数は、クリーンアップハンドラの\n"
4103 "スタックの一番上のルーチンを削除する。\n"
4104 "I<execute> が 0 以外の場合にはそのルーチンを追加で実行する。"
4107 #: build/C/man3/pthread_cleanup_push.3:69
4109 "A cancellation clean-up handler is popped from the stack and executed in the "
4110 "following circumstances:"
4112 "キャンセルクリーンアップハンドラは、以下に示す場合に\n"
4116 #: build/C/man3/pthread_cleanup_push.3:73
4118 "When a thread is canceled, all of the stacked clean-up handlers are popped "
4119 "and executed in the reverse of the order in which they were pushed onto the "
4122 "スレッドがキャンセルされた際に、スタックに登録された全てのクリーン\n"
4123 "アップハンドラが取り出されて、実行される。クリーンアップハンドラの\n"
4124 "実行は、スタックに登録されたのと逆の順序で行われる。"
4127 #: build/C/man3/pthread_cleanup_push.3:83
4129 "When a thread terminates by calling B<pthread_exit>(3), all clean-up "
4130 "handlers are executed as described in the preceding point. (Clean-up "
4131 "handlers are I<not> called if the thread terminates by performing a "
4132 "I<return> from the thread start function.)"
4134 "スレッドが B<pthread_exit>(3) を呼び出して終了する際に、全てのクリーン\n"
4135 "アップハンドラが上の項目で述べたのと同様に実行される。\n"
4136 "(スレッドがスレッド開始関数からの I<return> の実行により終了する場合に\n"
4137 "は、クリーンアップハンドラはI<呼び出されない>。)"
4140 #: build/C/man3/pthread_cleanup_push.3:89
4142 "When a thread calls B<pthread_cleanup_pop>() with a nonzero I<execute> "
4143 "argument, the top-most clean-up handler is popped and executed."
4145 "スレッドが 0 以外の I<execute> 引き数で B<pthread_cleanup_pop>() を\n"
4146 "呼び出した際に、スタックの一番上のクリーンアップハンドラが取り出されて\n"
4150 #: build/C/man3/pthread_cleanup_push.3:101
4152 "POSIX.1 permits B<pthread_cleanup_push>() and B<pthread_cleanup_pop>() to "
4153 "be implemented as macros that expand to text containing \\(aqB<{>\\(aq and "
4154 "\\(aqB<}>\\(aq, respectively. For this reason, the caller must ensure that "
4155 "calls to these functions are paired within the same function, and at the "
4156 "same lexical nesting level. (In other words, a clean-up handler is "
4157 "established only during the execution of a specified section of code.)"
4159 "POSIX.1 では、 B<pthread_cleanup_push>() と B<pthread_cleanup_pop>() を\n"
4160 "それぞれ \\(aqB<{>\\(aq と \\(aqB<}>\\(aq を含むテキストに展開するマクロと\n"
4161 "して実装することを許容している。\n"
4162 "このため、呼び出し側では、これらの関数の呼び出しが同じ関数の中で対と\n"
4163 "なり、かつ文法的に同じネストレベル (nesting level) になることを保証\n"
4164 "しなければならない。 (言い換えると、クリーンアップハンドラは、コード\n"
4165 "の特定のセクションの実行の中でのみ設定するものであると言える。)"
4168 #: build/C/man3/pthread_cleanup_push.3:121
4170 "Calling B<longjmp>(3) (B<siglongjmp>(3)) produces undefined results if any "
4171 "call has been made to B<pthread_cleanup_push>() or "
4172 "B<pthread_cleanup_pop>() without the matching call of the pair since the "
4173 "jump buffer was filled by B<setjmp>(3) (B<sigsetjmp>(3)). Likewise, "
4174 "calling B<longjmp>(3) (B<siglongjmp>(3)) from inside a clean-up handler "
4175 "produces undefined results unless the jump buffer was also filled by "
4176 "B<setjmp>(3) (B<sigsetjmp>(3)) inside the handler."
4178 "B<longjmp>(3) (B<siglongjmp>(3)) の呼び出しは、\n"
4179 "B<pthread_cleanup_push>() や B<pthread_cleanup_pop>() の呼び出しが対と\n"
4180 "なる呼び出しがない状態で行われた場合には、どのような結果になるかは不定\n"
4181 "である。これは jump バッファは B<setjmp>(3) (B<sigsetjmp>(3)) により設\n"
4182 "定されるからである。同様に、クリーンアップハンドラ内からの\n"
4183 "B<longjmp>(3) (B<siglongjmp>(3)) の呼び出しも、jump バッファがハンドラ\n"
4184 "内で B<setjmp>(3) (B<sigsetjmp>(3)) で設定されていない限り、どのような\n"
4188 #: build/C/man3/pthread_cleanup_push.3:123
4189 msgid "These functions do not return a value."
4190 msgstr "これらの関数は値を返さない。"
4193 #. Available since glibc 2.0
4195 #: build/C/man3/pthread_cleanup_push.3:127
4196 msgid "There are no errors."
4200 #: build/C/man3/pthread_cleanup_push.3:140
4202 "On Linux, the B<pthread_cleanup_push>() and B<pthread_cleanup_pop>() "
4203 "functions I<are> implemented as macros that expand to text containing "
4204 "\\(aqB<{>\\(aq and \\(aqB<}>\\(aq, respectively. This means that variables "
4205 "declared within the scope of paired calls to these functions will be visible "
4206 "within only that scope."
4208 "Linux では、関数 B<pthread_cleanup_push>() と B<pthread_cleanup_pop>()\n"
4209 "は、それぞれ \\(aqB<{>\\(aq と \\(aqB<}>\\(aq を含むテキストに展開する\n"
4210 "マクロとして実装されている。このことは、これらの関数を対で呼び出した\n"
4211 "スコープ内で宣言された変数は、そのスコープの中でしか参照できない\n"
4214 #. The text was actually added in the 2004 TC2
4216 #: build/C/man3/pthread_cleanup_push.3:155
4218 "POSIX.1 says that the effect of using I<return>, I<break>, I<continue>, or "
4219 "I<goto> to prematurely leave a block bracketed B<pthread_cleanup_push>() "
4220 "and B<pthread_cleanup_pop>() is undefined. Portable applications should "
4223 "POSIX.1 には、括弧を含む B<pthread_cleanup_push>() と\n"
4224 "B<pthread_cleanup_pop>() のブロックをそのままにしたままで、 \n"
4225 "I<return>, I<break>, I<continue>, I<goto> を使った場合の影響は\n"
4227 "移植性が必要なアプリケーションではこれを行うのは避けるべきである。"
4230 #: build/C/man3/pthread_cleanup_push.3:170
4232 "The program below provides a simple example of the use of the functions "
4233 "described in this page. The program creates a thread that executes a loop "
4234 "bracketed by B<pthread_cleanup_push>() and B<pthread_cleanup_pop>(). This "
4235 "loop increments a global variable, I<cnt>, once each second. Depending on "
4236 "what command-line arguments are supplied, the main thread sends the other "
4237 "thread a cancellation request, or sets a global variable that causes the "
4238 "other thread to exit its loop and terminate normally (by doing a I<return>)."
4240 "以下のプログラムは、このページで説明した関数の簡単な使用例を示すもので\n"
4241 "ある。このプログラムは B<pthread_cleanup_push>() と\n"
4242 "B<pthread_cleanup_pop>() で囲まれたループを実行するスレッドを作成する。\n"
4243 "このループではグローバル変数 I<cnt> を 1 秒に 1 ずつ増やしていく。\n"
4244 "指定されたコマンドライン引き数の内容に基づいて、メインスレッドはもう一\n"
4245 "つのスレッドにキャンセル要求を送ったり、もう一つのスレッドがループを\n"
4246 "抜けて (I<return> を呼び出して) 正常終了するようにグローバル変数を\n"
4250 #: build/C/man3/pthread_cleanup_push.3:173
4252 "In the following shell session, the main thread sends a cancellation request "
4253 "to the other thread:"
4255 "以下のシェルセッションでは、メインスレッドはもう一つのスレッドに\n"
4259 #: build/C/man3/pthread_cleanup_push.3:183
4263 "New thread started\n"
4266 "Canceling thread\n"
4267 "Called clean-up handler\n"
4268 "Thread was canceled; cnt = 0\n"
4271 "New thread started\n"
4274 "Canceling thread\n"
4275 "Called clean-up handler\n"
4276 "Thread was canceled; cnt = 0\n"
4279 #: build/C/man3/pthread_cleanup_push.3:191
4281 "From the above, we see that the thread was canceled, and that the "
4282 "cancellation clean-up handler was called and it reset the value of the "
4283 "global variable I<cnt> to 0."
4285 "上記の実行例から、スレッドがキャンセルされ、\n"
4286 "キャンセルクリーンアップハンドラが呼び出され、\n"
4287 "グローバル変数 I<cnt> の値が 0 にリセットされていることが確認できる。"
4290 #: build/C/man3/pthread_cleanup_push.3:194
4292 "In the next run, the main program sets a global variable that causes other "
4293 "thread to terminate normally:"
4295 "次の実行例では、メインプログラムはグローバル変数を設定して、\n"
4296 "もう一つのスレッドが正常終了するようにしている。"
4299 #: build/C/man3/pthread_cleanup_push.3:202
4303 "New thread started\n"
4306 "Thread terminated normally; cnt = 2\n"
4309 "New thread started\n"
4312 "Thread terminated normally; cnt = 2\n"
4315 #: build/C/man3/pthread_cleanup_push.3:210
4317 "From the above, we see that the clean-up handler was not executed (because "
4318 "I<cleanup_pop_arg> was 0), and therefore the value of I<cnt> was not reset."
4320 "上記では、 (I<cleanup_pop_arg> が 0 なので) クリーンアップハンドラは\n"
4321 "実行されておらず、その結果 I<cnt> の値はリセットされていないことが\n"
4325 #: build/C/man3/pthread_cleanup_push.3:215
4327 "In the next run, the main program sets a global variable that causes the "
4328 "other thread to terminate normally, and supplies a nonzero value for "
4329 "I<cleanup_pop_arg>:"
4331 "次の実行例では、メインプログラムはグローバル変数を設定して、\n"
4332 "もう一つのスレッドが正常終了するようにし、さらに\n"
4333 "I<cleanup_pop_arg> に 0 以外の値を渡している。"
4336 #: build/C/man3/pthread_cleanup_push.3:224
4339 "$ B<./a.out x 1>\n"
4340 "New thread started\n"
4343 "Called clean-up handler\n"
4344 "Thread terminated normally; cnt = 0\n"
4346 "$ B<./a.out x 1>\n"
4347 "New thread started\n"
4350 "Called clean-up handler\n"
4351 "Thread terminated normally; cnt = 0\n"
4354 #: build/C/man3/pthread_cleanup_push.3:231
4356 "In the above, we see that although the thread was not canceled, the clean-up "
4357 "handler was executed, because the argument given to "
4358 "B<pthread_cleanup_pop>() was nonzero."
4360 "上記では、スレッドはキャンセルされていないが、クリーンアップハンドラが\n"
4361 "実行されていないことが分かる。これは B<pthread_cleanup_pop>() の引き数\n"
4365 #: build/C/man3/pthread_cleanup_push.3:240
4368 "#include E<lt>pthread.hE<gt>\n"
4369 "#include E<lt>sys/types.hE<gt>\n"
4370 "#include E<lt>stdio.hE<gt>\n"
4371 "#include E<lt>stdlib.hE<gt>\n"
4372 "#include E<lt>unistd.hE<gt>\n"
4373 "#include E<lt>errno.hE<gt>\n"
4375 "#include E<lt>pthread.hE<gt>\n"
4376 "#include E<lt>sys/types.hE<gt>\n"
4377 "#include E<lt>stdio.hE<gt>\n"
4378 "#include E<lt>stdlib.hE<gt>\n"
4379 "#include E<lt>unistd.hE<gt>\n"
4380 "#include E<lt>errno.hE<gt>\n"
4383 #: build/C/man3/pthread_cleanup_push.3:247
4386 "static int done = 0;\n"
4387 "static int cleanup_pop_arg = 0;\n"
4388 "static int cnt = 0;\n"
4390 "static int done = 0;\n"
4391 "static int cleanup_pop_arg = 0;\n"
4392 "static int cnt = 0;\n"
4395 #: build/C/man3/pthread_cleanup_push.3:254
4399 "cleanup_handler(void *arg)\n"
4401 " printf(\"Called clean-up handler\\en\");\n"
4406 "cleanup_handler(void *arg)\n"
4408 " printf(\"Called clean-up handler\\en\");\n"
4413 #: build/C/man3/pthread_cleanup_push.3:259
4417 "thread_start(void *arg)\n"
4419 " time_t start, curr;\n"
4422 "thread_start(void *arg)\n"
4424 " time_t start, curr;\n"
4427 #: build/C/man3/pthread_cleanup_push.3:261
4429 msgid " printf(\"New thread started\\en\");\n"
4430 msgstr " printf(\"New thread started\\en\");\n"
4433 #: build/C/man3/pthread_cleanup_push.3:263
4435 msgid " pthread_cleanup_push(cleanup_handler, NULL);\n"
4436 msgstr " pthread_cleanup_push(cleanup_handler, NULL);\n"
4439 #: build/C/man3/pthread_cleanup_push.3:265
4441 msgid " curr = start = time(NULL);\n"
4442 msgstr " curr = start = time(NULL);\n"
4445 #: build/C/man3/pthread_cleanup_push.3:274
4448 " while (!done) {\n"
4449 " pthread_testcancel(); /* A cancellation point */\n"
4450 " if (curr E<lt> time(NULL)) {\n"
4451 " curr = time(NULL);\n"
4452 " printf(\"cnt = %d\\en\", cnt); /* A cancellation point */\n"
4457 " while (!done) {\n"
4458 " pthread_testcancel(); /* A cancellation point */\n"
4459 " if (curr E<lt> time(NULL)) {\n"
4460 " curr = time(NULL);\n"
4461 " printf(\"cnt = %d\\en\", cnt); /* A cancellation point */\n"
4467 #: build/C/man3/pthread_cleanup_push.3:278
4470 " pthread_cleanup_pop(cleanup_pop_arg);\n"
4474 " pthread_cleanup_pop(cleanup_pop_arg);\n"
4479 #: build/C/man3/pthread_cleanup_push.3:285
4483 "main(int argc, char *argv[])\n"
4490 "main(int argc, char *argv[])\n"
4497 #: build/C/man3/pthread_cleanup_push.3:289
4500 " s = pthread_create(&thr, NULL, thread_start, NULL);\n"
4502 " handle_error_en(s, \"pthread_create\");\n"
4504 " s = pthread_create(&thr, NULL, thread_start, NULL);\n"
4506 " handle_error_en(s, \"pthread_create\");\n"
4509 #: build/C/man3/pthread_cleanup_push.3:291
4511 msgid " sleep(2); /* Allow new thread to run a while */\n"
4512 msgstr " sleep(2); /* Allow new thread to run a while */\n"
4515 #: build/C/man3/pthread_cleanup_push.3:296
4518 " if (argc E<gt> 1) {\n"
4519 " if (argc E<gt> 2)\n"
4520 " cleanup_pop_arg = atoi(argv[2]);\n"
4523 " if (argc E<gt> 1) {\n"
4524 " if (argc E<gt> 2)\n"
4525 " cleanup_pop_arg = atoi(argv[2]);\n"
4529 #: build/C/man3/pthread_cleanup_push.3:303
4533 " printf(\"Canceling thread\\en\");\n"
4534 " s = pthread_cancel(thr);\n"
4536 " handle_error_en(s, \"pthread_cancel\");\n"
4540 " printf(\"Canceling thread\\en\");\n"
4541 " s = pthread_cancel(thr);\n"
4543 " handle_error_en(s, \"pthread_cancel\");\n"
4547 #: build/C/man3/pthread_cleanup_push.3:314
4550 " if (res == PTHREAD_CANCELED)\n"
4551 " printf(\"Thread was canceled; cnt = %d\\en\", cnt);\n"
4553 " printf(\"Thread terminated normally; cnt = %d\\en\", cnt);\n"
4554 " exit(EXIT_SUCCESS);\n"
4557 " if (res == PTHREAD_CANCELED)\n"
4558 " printf(\"Thread was canceled; cnt = %d\\en\", cnt);\n"
4560 " printf(\"Thread terminated normally; cnt = %d\\en\", cnt);\n"
4561 " exit(EXIT_SUCCESS);\n"
4565 #: build/C/man3/pthread_cleanup_push.3:321
4567 "B<pthread_cancel>(3), B<pthread_cleanup_push_defer_np>(3), "
4568 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4570 "B<pthread_cancel>(3), B<pthread_cleanup_push_defer_np>(3), "
4571 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4574 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
4576 msgid "PTHREAD_CLEANUP_PUSH_DEFER_NP"
4577 msgstr "PTHREAD_CLEANUP_PUSH_DEFER_NP"
4580 #: build/C/man3/pthread_cleanup_push_defer_np.3:30
4582 "pthread_cleanup_push_defer_np, pthread_cleanup_pop_restore_np - push and pop "
4583 "thread cancellation clean-up handlers while saving cancelability type"
4585 "pthread_cleanup_push_defer_np, pthread_cleanup_pop_restore_np - "
4586 "cancelability type を保持したままでスレッドのキャンセルクリーンアップハンドラ"
4590 #: build/C/man3/pthread_cleanup_push_defer_np.3:37
4593 "B<void pthread_cleanup_push_defer_np(void (*>I<routine>B<)(void *),>\n"
4594 "B< void *>I<arg>B<);>\n"
4595 "B<void pthread_cleanup_pop_restore_np(int >I<execute>B<);>\n"
4597 "B<void pthread_cleanup_push_defer_np(void (*>I<routine>B<)(void *),>\n"
4598 "B< void *>I<arg>B<);>\n"
4599 "B<void pthread_cleanup_pop_restore_np(int >I<execute>B<);>\n"
4602 #: build/C/man3/pthread_cleanup_push_defer_np.3:40
4603 #: build/C/man3/pthread_create.3:38 build/C/man3/pthread_detach.3:37
4604 #: build/C/man3/pthread_join.3:37 build/C/man3/pthread_kill.3:37
4605 #: build/C/man3/pthread_setname_np.3:39 build/C/man3/pthread_sigmask.3:38
4606 #: build/C/man3/pthread_sigqueue.3:38 build/C/man3/pthread_tryjoin_np.3:42
4607 #: build/C/man3/pthread_yield.3:37
4608 msgid "Compile and link with I<-pthread>."
4609 msgstr "I<-pthread> を付けてコンパイルとリンクを行う。"
4612 #: build/C/man3/pthread_cleanup_push_defer_np.3:49
4613 msgid "B<pthread_cleanup_push_defer_np>(), B<pthread_cleanup_pop_defer_np>():"
4614 msgstr "B<pthread_cleanup_push_defer_np>(), B<pthread_cleanup_pop_defer_np>():"
4617 #: build/C/man3/pthread_cleanup_push_defer_np.3:51
4619 msgstr "_GNU_SOURCE"
4622 #: build/C/man3/pthread_cleanup_push_defer_np.3:59
4624 "These functions are the same as B<pthread_cleanup_push>(3) and "
4625 "B<pthread_cleanup_pop>(3), except for the differences noted on this page."
4627 "これらの関数は B<pthread_cleanup_push>(3) と B<pthread_cleanup_pop>(3) と同じ"
4628 "だが、このページで説明する点が異なる。"
4631 #: build/C/man3/pthread_cleanup_push_defer_np.3:72
4633 "Like B<pthread_cleanup_push>(3), B<pthread_cleanup_push_defer_np>() pushes "
4634 "I<routine> onto the thread's stack of cancellation clean-up handlers. In "
4635 "addition, it also saves the thread's current cancelability type, and sets "
4636 "the cancelability type to \"deferred\" (see B<pthread_setcanceltype>(3)); "
4637 "this ensures that cancellation clean-up will occur even if the thread's "
4638 "cancelability type was \"asynchronous\" before the call."
4640 "B<pthread_cleanup_push>(3) と同様に、\n"
4641 "B<pthread_cleanup_push_defer_np>() は I<routine> をそのスレッドの\n"
4642 "クリーンアップハンドラのスタックに追加する。これに加えて、\n"
4643 "B<pthread_cleanup_push_defer_np>() は現在の cancelability type も\n"
4644 "保存し、cancelability type は \"deferred\" に設定する\n"
4645 "(B<pthread_setcanceltype>(3) 参照)。\n"
4646 "これにより、この関数が呼び出される前のスレッドの cancelability type が\n"
4647 "\"asynchronous\" であったとしても、キャンセルクリーンアップが行われること\n"
4651 #: build/C/man3/pthread_cleanup_push_defer_np.3:81
4653 "Like B<pthread_cleanup_pop>(3), B<pthread_cleanup_pop_restore_np>() pops "
4654 "the top-most clean-up handler from the thread's stack of cancellation clean-"
4655 "up handlers. In addition, it restores the thread's cancelability type to "
4656 "its value at the time of the matching B<pthread_cleanup_push_defer_np>()."
4658 "B<pthread_cleanup_pop>(3) と同様に、\n"
4659 "B<pthread_cleanup_pop_restore_np>() はそのスレッドのキャンセル\n"
4660 "クリーンアップハンドラのスタックから一番上にあるクリーンアップハンドラ\n"
4661 "を取り出す。これに加えて、そのスレッドの cancelability type を、対応\n"
4662 "する B<pthread_cleanup_push_defer_np>() が呼ばれた時点の値に戻す。"
4665 #: build/C/man3/pthread_cleanup_push_defer_np.3:87
4667 "The caller must ensure that calls to these functions are paired within the "
4668 "same function, and at the same lexical nesting level. Other restrictions "
4669 "apply, as described in B<pthread_cleanup_push>(3)."
4671 "呼び出し側では、これらの関数の呼び出しが同じ関数の中で対となり、かつ\n"
4672 "文法的に同じネストレベル (nesting level) になることを保証しなければ\n"
4673 "ならない。 B<pthread_cleanup_push>(3) で説明されている他の制限も\n"
4677 #: build/C/man3/pthread_cleanup_push_defer_np.3:89
4678 msgid "This sequence of calls:"
4682 #: build/C/man3/pthread_cleanup_push_defer_np.3:94
4685 "pthread_cleanup_push_defer_np(routine, arg);\n"
4686 "pthread_cleanup_pop_restore_np(execute);\n"
4688 "pthread_cleanup_push_defer_np(routine, arg);\n"
4689 "pthread_cleanup_pop_restore_np(execute);\n"
4692 #: build/C/man3/pthread_cleanup_push_defer_np.3:98
4693 msgid "is equivalent to (but shorter and more efficient than):"
4694 msgstr "と以下は等価である (但し、上の方がより簡潔で効率的である)。"
4697 #: build/C/man3/pthread_cleanup_push_defer_np.3:104
4699 msgid "int oldtype;\n"
4700 msgstr "int oldtype;\n"
4703 #: build/C/man3/pthread_cleanup_push_defer_np.3:110
4706 "pthread_cleanup_push(routine, arg);\n"
4707 "pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, &oldtype);\n"
4709 "pthread_setcanceltype(oldtype, NULL);\n"
4710 "pthread_cleanup_pop(execute);\n"
4712 "pthread_cleanup_push(routine, arg);\n"
4713 "pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, &oldtype);\n"
4715 "pthread_setcanceltype(oldtype, NULL);\n"
4716 "pthread_cleanup_pop(execute);\n"
4719 #: build/C/man3/pthread_cleanup_push_defer_np.3:123
4721 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
4722 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4724 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
4725 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4728 #: build/C/man3/pthread_create.3:26
4730 msgid "PTHREAD_CREATE"
4731 msgstr "PTHREAD_CREATE"
4734 #: build/C/man3/pthread_create.3:29
4735 msgid "pthread_create - create a new thread"
4736 msgstr "pthread_create - 新しいスレッドを作成する"
4739 #: build/C/man3/pthread_create.3:35
4742 "B<int pthread_create(pthread_t *>I<thread>B<, const pthread_attr_t *>I<attr>B<,>\n"
4743 "B< void *(*>I<start_routine>B<) (void *), void *>I<arg>B<);>\n"
4745 "B<int pthread_create(pthread_t *>I<thread>B<, const pthread_attr_t *>I<attr>B<,>\n"
4746 "B< void *(*>I<start_routine>B<) (void *), void *>I<arg>B<);>\n"
4749 #: build/C/man3/pthread_create.3:47
4751 "The B<pthread_create>() function starts a new thread in the calling "
4752 "process. The new thread starts execution by invoking I<start_routine>(); "
4753 "I<arg> is passed as the sole argument of I<start_routine>()."
4755 "B<pthread_create>() 関数は、呼び出したプロセス内に新しいスレッドを作成す"
4757 "新しいスレッドの実行は、 I<start_routine>() を起動することで開始される。\n"
4758 "I<start_routine>() は引き数を一つだけ取り、\n"
4759 "I<arg> が I<start_routine>() の引き数として渡される。"
4762 #: build/C/man3/pthread_create.3:49
4763 msgid "The new thread terminates in one of the following ways:"
4764 msgstr "新しく作成されたスレッドは、以下のいずれかで終了する。"
4767 #: build/C/man3/pthread_create.3:49 build/C/man3/pthread_create.3:55
4768 #: build/C/man3/pthread_create.3:63 build/C/man3/pthread_create.3:66
4769 #: build/C/man3/pthread_getattr_np.3:52 build/C/man3/pthread_getattr_np.3:55
4770 #: build/C/man3/pthread_getattr_np.3:58
4776 #: build/C/man3/pthread_create.3:55
4778 "It calls B<pthread_exit>(3), specifying an exit status value that is "
4779 "available to another thread in the same process that calls "
4780 "B<pthread_join>(3)."
4782 "スレッドが B<pthread_exit>(3) を呼び出す。\n"
4783 "B<pthread_exit>(3) を呼び出す際には終了ステータス値を指定する。\n"
4784 "この値は B<pthread_join>(3) を呼び出した同じプロセス内の\n"
4788 #: build/C/man3/pthread_create.3:63
4790 "It returns from I<start_routine>(). This is equivalent to calling "
4791 "B<pthread_exit>(3) with the value supplied in the I<return> statement."
4793 "スレッドが I<start_routine>() から返る。これは、\n"
4794 "I<return> 文に渡した値で B<pthread_exit>(3) を呼び出すのと等価である。"
4797 #: build/C/man3/pthread_create.3:66
4798 msgid "It is canceled (see B<pthread_cancel>(3))."
4799 msgstr "スレッドがキャンセルされる (B<pthread_cancel>(3) 参照)。"
4802 #: build/C/man3/pthread_create.3:72
4804 "Any of the threads in the process calls B<exit>(3), or the main thread "
4805 "performs a return from I<main>(). This causes the termination of all "
4806 "threads in the process."
4808 "プロセス内のいずれかのスレッドで B<exit>(3) が呼ばれるか、\n"
4809 "メインスレッドで I<main>() 内で return が実行される。\n"
4810 "この場合は、プロセス内の全てのスレッドが終了される。"
4813 #: build/C/man3/pthread_create.3:86
4815 "The I<attr> argument points to a I<pthread_attr_t> structure whose contents "
4816 "are used at thread creation time to determine attributes for the new thread; "
4817 "this structure is initialized using B<pthread_attr_init>(3) and related "
4818 "functions. If I<attr> is NULL, then the thread is created with default "
4821 "I<attr> 引き数は I<pthread_attr_t> 構造体へのポインタであり、\n"
4822 "I<pthread_attr_t> 構造体の内容を使用して、スレッド作成時に\n"
4823 "新しいスレッドの属性が決定される。\n"
4824 "この構造体は B<pthread_attr_init>(3) や関連の関数を使って初期化される。\n"
4825 "I<attr> が NULL の場合、新しいスレッドはデフォルトの属性で作成される。"
4828 #: build/C/man3/pthread_create.3:93
4830 "Before returning, a successful call to B<pthread_create>() stores the ID of "
4831 "the new thread in the buffer pointed to by I<thread>; this identifier is "
4832 "used to refer to the thread in subsequent calls to other pthreads functions."
4834 "成功した場合は、 B<pthread_create>() は返る前に新しいスレッドの ID を\n"
4835 "I<thread> が指すバッファに格納する。この ID は、これ以降に他の\n"
4836 "pthreads 関数の呼び出しでスレッドを参照するのに使用される。"
4839 #: build/C/man3/pthread_create.3:101
4841 "The new thread inherits a copy of the creating thread's signal mask "
4842 "(B<pthread_sigmask>(3)). The set of pending signals for the new thread is "
4843 "empty (B<sigpending>(2)). The new thread does not inherit the creating "
4844 "thread's alternate signal stack (B<sigaltstack>(2))."
4846 "新しいスレッドは、スレッドを作成したスレッドのシグナルマスク\n"
4847 "(B<pthread_sigmask>(3) 参照) のコピーを継承する。\n"
4848 "新しいスレッドの処理待ちシグナル (B<sigpending>(2)) の集合は空となる。\n"
4849 "新しいスレッドはスレッドを作成したスレッドの代替シグナルスタック\n"
4850 "(B<sigaltstack>(2)) を継承しない。"
4853 #: build/C/man3/pthread_create.3:104
4855 "The new thread inherits the calling thread's floating-point environment "
4858 "新しいスレッドは呼び出したスレッドの浮動小数点環境 (B<fenv>(3))\n"
4861 #. CLOCK_THREAD_CPUTIME_ID in clock_gettime(2)
4863 #: build/C/man3/pthread_create.3:109
4865 "The initial value of the new thread's CPU-time clock is 0 (see "
4866 "B<pthread_getcpuclockid>(3))."
4868 "新しいスレッドの CPU 時間時計の初期値は 0 である\n"
4869 "(B<pthread_getcpuclockid>(3) 参照)。"
4872 #: build/C/man3/pthread_create.3:109
4874 msgid "Linux-specific details"
4875 msgstr "Linux 固有の詳細"
4878 #: build/C/man3/pthread_create.3:115
4880 "The new thread inherits copies of the calling thread's capability sets (see "
4881 "B<capabilities>(7)) and CPU affinity mask (see B<sched_setaffinity>(2))."
4883 "新しいスレッドは、呼び出したスレッドの\n"
4884 "ケーパビリティセット (B<capabilities>(7) 参照) と \n"
4885 "CPU affinity マスク (B<sched_setaffinity>(2) 参照) の\n"
4889 #: build/C/man3/pthread_create.3:122
4891 "On success, B<pthread_create>() returns 0; on error, it returns an error "
4892 "number, and the contents of I<*thread> are undefined."
4894 "成功すると、 B<pthread_create>() は 0 を返す。\n"
4895 "エラーの場合は、エラー番号が返され、 I<*thread> の内容は不定である。"
4898 #: build/C/man3/pthread_create.3:123 build/C/man3/pthread_create.3:126
4899 #: build/C/man3/pthread_sigqueue.3:72
4905 #: build/C/man3/pthread_create.3:126
4906 msgid "Insufficient resources to create another thread."
4907 msgstr "別のスレッドを作成するのに十分なリソースがない。"
4909 #. NOTE! The following should match the description in fork(2)
4911 #: build/C/man3/pthread_create.3:144
4913 "A system-imposed limit on the number of threads was encountered. There are "
4914 "a number of limits that may trigger this error: the B<RLIMIT_NPROC> soft "
4915 "resource limit (set via B<setrlimit>(2)), which limits the number of "
4916 "processes and threads for a real user ID, was reached; the kernel's system-"
4917 "wide limit on the number of processes and threads, I</proc/sys/kernel/"
4918 "threads-max>, was reached (see B<proc>(5)); or the maximum number of PIDs, "
4919 "I</proc/sys/kernel/pid_max>, was reached (see B<proc>(5))."
4921 "システムで設定されたスレッド数の上限に達していた。 このエラーの原因となる上限"
4922 "値はいくつかある。 実ユーザ ID 当たりのプロセス数とスレッド数の上限である、ソ"
4923 "フトリソース上限 B<RLIMIT_NPROC> に達していた (B<setrlimit>(2) で設定でき"
4924 "る)。 カーネルのシステム全体のプロセスとスレッドの数の上限値である I</proc/"
4925 "sys/kernel/threads-max> が達していた (B<proc>(5) 参照)。 PID の最大値 I</"
4926 "proc/sys/kernel/pid_max> に達していた (B<proc>(5) 参照)。"
4929 #: build/C/man3/pthread_create.3:148
4930 msgid "Invalid settings in I<attr>."
4931 msgstr "I<attr> で指定された設定が不正である。"
4934 #: build/C/man3/pthread_create.3:148 build/C/man3/pthread_setschedparam.3:129
4935 #: build/C/man3/pthread_setschedprio.3:66
4941 #: build/C/man3/pthread_create.3:153
4943 "No permission to set the scheduling policy and parameters specified in "
4946 "I<attr> に指定されたスケジューリングポリシーとパラメータを\n"
4950 #: build/C/man3/pthread_create.3:167
4952 "See B<pthread_self>(3) for further information on the thread ID returned in "
4953 "I<*thread> by B<pthread_create>(). Unless real-time scheduling policies are "
4954 "being employed, after a call to B<pthread_create>(), it is indeterminate "
4955 "which thread\\(emthe caller or the new thread\\(emwill next execute."
4957 "B<pthread_create>() が I<*thread> で返すスレッド ID についての\n"
4958 "詳しい情報は B<pthread_self>(3) を参照のこと。\n"
4959 "リアルタイムスケジューリングポリシーが使用されない限り、\n"
4960 "B<pthread_create>() の呼び出し後に、\n"
4961 "どのスレッドが\\(em呼び出したスレッドか新しいスレッドか\\(em\n"
4965 #: build/C/man3/pthread_create.3:187
4967 "A thread may either be I<joinable> or I<detached>. If a thread is joinable, "
4968 "then another thread can call B<pthread_join>(3) to wait for the thread to "
4969 "terminate and fetch its exit status. Only when a terminated joinable thread "
4970 "has been joined are the last of its resources released back to the system. "
4971 "When a detached thread terminates, its resources are automatically released "
4972 "back to the system: it is not possible to join with the thread in order to "
4973 "obtain its exit status. Making a thread detached is useful for some types "
4974 "of daemon threads whose exit status the application does not need to care "
4975 "about. By default, a new thread is created in a joinable state, unless "
4976 "I<attr> was set to create the thread in a detached state (using "
4977 "B<pthread_attr_setdetachstate>(3))."
4979 "スレッドは I<join 可能>か I<detached (切り離された状態)> のどちらかに\n"
4980 "することができる。スレッドが join 可能な場合、別のスレッドが\n"
4981 "B<pthread_join>(3) を使って終了したスレッドを待ち、終了ステータスを取得\n"
4982 "することができる。終了した join 可能なスレッドは join された場合にのみ、\n"
4983 "そのスレッドの最後に残ったリソースが解放されシステムに戻される。\n"
4984 "detached 状態のスレッドが終了すると、そのスレッドのリソースは自動的に\n"
4985 "システムに戻される。detached 状態のスレッドを join して、その終了\n"
4986 "ステータスを取得することはできない。スレッドを detached 状態にするのは、\n"
4987 "その終了ステータスをアプリケーションが気にする必要がないある種の\n"
4988 "デーモン (daemon) スレッドでは有用である。\n"
4989 "デフォルトでは、新しいスレッドは join 可能な状態で作成される。\n"
4990 "(B<pthread_attr_setdetachstate>(3) を使って) I<attr> でスレッドが\n"
4991 "detached 状態で作成されるように設定されていない限り、join 可能な状態で\n"
4994 #. FIXME . Perhaps some of the following detail should be in
4995 #. a future pthread_attr_setstacksize(3) page.
4997 #: build/C/man3/pthread_create.3:203
4999 "On Linux/x86-32, the default stack size for a new thread is 2 megabytes. "
5000 "Under the NPTL threading implementation, if the B<RLIMIT_STACK> soft "
5001 "resource limit I<at the time the program started> has any value other than "
5002 "\"unlimited\", then it determines the default stack size of new threads. "
5003 "Using B<pthread_attr_setstacksize>(3), the stack size attribute can be "
5004 "explicitly set in the I<attr> argument used to create a thread, in order to "
5005 "obtain a stack size other than the default."
5007 "Linux/x86-32 では、新しいスレッドのデフォルトのスタックサイズは 2MB で\n"
5008 "ある。NPTL スレッド実装の下では、I<プログラム開始時の> B<RLIMIT_STACK>\n"
5009 "ソフトリソース上限が\"unlimited\" 以外の場合、その値が新しいスレッドのデ\n"
5010 "フォルトのスタックサイズとなる。\n"
5011 "B<pthread_attr_setstacksize>(3) を使って、スレッドを作成する際の\n"
5012 "I<attr> 引き数に明示的にスタックサイズ属性を設定することで、\n"
5013 "デフォルト値以外のスタックサイズを得ることができる。"
5016 #: build/C/man3/pthread_create.3:209
5018 "In the obsolete LinuxThreads implementation, each of the threads in a "
5019 "process has a different process ID. This is in violation of the POSIX "
5020 "threads specification, and is the source of many other nonconformances to "
5021 "the standard; see B<pthreads>(7)."
5023 "廃止予定の LinuxThreads 実装では、プロセス内の各スレッドは異なる\n"
5024 "プロセス ID を持つ。これは POSIX スレッドの規格に違反しており、\n"
5025 "他の多くの標準非準拠の点の原因になっている。\n"
5026 "B<pthreads>(7) を参照のこと。"
5029 #: build/C/man3/pthread_create.3:213
5031 "The program below demonstrates the use of B<pthread_create>(), as well as a "
5032 "number of other functions in the pthreads API."
5034 "以下のプログラムは、 B<pthread_create>() や\n"
5035 "pthreads API の他のいろいろな関数の使用例を示している。"
5038 #: build/C/man3/pthread_create.3:218
5040 "In the following run, on a system providing the NPTL threading "
5041 "implementation, the stack size defaults to the value given by the \"stack "
5042 "size\" resource limit:"
5044 "以下の実行例は、 NPTL スレッド実装が提供されているシステムでのもので、\n"
5045 "スタックサイズがデフォルト値の \"stack size\" リソース上限で指定される値\n"
5049 #: build/C/man3/pthread_create.3:230
5053 "8192 # The stack size limit is 8 MB (0x800000 bytes)\n"
5054 "$B< ./a.out hola salut servus>\n"
5055 "Thread 1: top of stack near 0xb7dd03b8; argv_string=hola\n"
5056 "Thread 2: top of stack near 0xb75cf3b8; argv_string=salut\n"
5057 "Thread 3: top of stack near 0xb6dce3b8; argv_string=servus\n"
5058 "Joined with thread 1; returned value was HOLA\n"
5059 "Joined with thread 2; returned value was SALUT\n"
5060 "Joined with thread 3; returned value was SERVUS\n"
5063 "8192 # The stack size limit is 8 MB (0x800000 bytes)\n"
5064 "$B< ./a.out hola salut servus>\n"
5065 "Thread 1: top of stack near 0xb7dd03b8; argv_string=hola\n"
5066 "Thread 2: top of stack near 0xb75cf3b8; argv_string=salut\n"
5067 "Thread 3: top of stack near 0xb6dce3b8; argv_string=servus\n"
5068 "Joined with thread 1; returned value was HOLA\n"
5069 "Joined with thread 2; returned value was SALUT\n"
5070 "Joined with thread 3; returned value was SERVUS\n"
5073 #: build/C/man3/pthread_create.3:236
5075 "In the next run, the program explicitly sets a stack size of 1MB (using "
5076 "B<pthread_attr_setstacksize>(3)) for the created threads:"
5078 "次の実行例では、プログラム内で、作成されるスレッドに対して\n"
5079 "(B<pthread_attr_setstacksize>(3) を使って1MB のスタックサイズを\n"
5083 #: build/C/man3/pthread_create.3:246
5086 "$B< ./a.out -s 0x100000 hola salut servus>\n"
5087 "Thread 1: top of stack near 0xb7d723b8; argv_string=hola\n"
5088 "Thread 2: top of stack near 0xb7c713b8; argv_string=salut\n"
5089 "Thread 3: top of stack near 0xb7b703b8; argv_string=servus\n"
5090 "Joined with thread 1; returned value was HOLA\n"
5091 "Joined with thread 2; returned value was SALUT\n"
5092 "Joined with thread 3; returned value was SERVUS\n"
5094 "$B< ./a.out -s 0x100000 hola salut servus>\n"
5095 "Thread 1: top of stack near 0xb7d723b8; argv_string=hola\n"
5096 "Thread 2: top of stack near 0xb7c713b8; argv_string=salut\n"
5097 "Thread 3: top of stack near 0xb7b703b8; argv_string=servus\n"
5098 "Joined with thread 1; returned value was HOLA\n"
5099 "Joined with thread 2; returned value was SALUT\n"
5100 "Joined with thread 3; returned value was SERVUS\n"
5103 #: build/C/man3/pthread_create.3:258
5106 "#include E<lt>pthread.hE<gt>\n"
5107 "#include E<lt>string.hE<gt>\n"
5108 "#include E<lt>stdio.hE<gt>\n"
5109 "#include E<lt>stdlib.hE<gt>\n"
5110 "#include E<lt>unistd.hE<gt>\n"
5111 "#include E<lt>errno.hE<gt>\n"
5112 "#include E<lt>ctype.hE<gt>\n"
5114 "#include E<lt>pthread.hE<gt>\n"
5115 "#include E<lt>string.hE<gt>\n"
5116 "#include E<lt>stdio.hE<gt>\n"
5117 "#include E<lt>stdlib.hE<gt>\n"
5118 "#include E<lt>unistd.hE<gt>\n"
5119 "#include E<lt>errno.hE<gt>\n"
5120 "#include E<lt>ctype.hE<gt>\n"
5123 #: build/C/man3/pthread_create.3:264 build/C/man3/pthread_getcpuclockid.3:116
5126 "#define handle_error(msg) \\e\n"
5127 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
5129 "#define handle_error(msg) \\e\n"
5130 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
5133 #: build/C/man3/pthread_create.3:270
5136 "struct thread_info { /* Used as argument to thread_start() */\n"
5137 " pthread_t thread_id; /* ID returned by pthread_create() */\n"
5138 " int thread_num; /* Application-defined thread # */\n"
5139 " char *argv_string; /* From command-line argument */\n"
5142 "struct thread_info { /* Used as argument to thread_start() */\n"
5143 " pthread_t thread_id; /* ID returned by pthread_create() */\n"
5144 " int thread_num; /* Application-defined thread # */\n"
5145 " char *argv_string; /* From command-line argument */\n"
5149 #: build/C/man3/pthread_create.3:273
5152 "/* Thread start function: display address near top of our stack,\n"
5153 " and return upper-cased copy of argv_string */\n"
5155 "/* Thread start function: display address near top of our stack,\n"
5156 " and return upper-cased copy of argv_string */\n"
5159 #: build/C/man3/pthread_create.3:279
5163 "thread_start(void *arg)\n"
5165 " struct thread_info *tinfo = arg;\n"
5166 " char *uargv, *p;\n"
5169 "thread_start(void *arg)\n"
5171 " struct thread_info *tinfo = arg;\n"
5172 " char *uargv, *p;\n"
5175 #: build/C/man3/pthread_create.3:282
5178 " printf(\"Thread %d: top of stack near %p; argv_string=%s\\en\",\n"
5179 " tinfo-E<gt>thread_num, &p, tinfo-E<gt>argv_string);\n"
5181 " printf(\"Thread %d: top of stack near %p; argv_string=%s\\en\",\n"
5182 " tinfo-E<gt>thread_num, &p, tinfo-E<gt>argv_string);\n"
5185 #: build/C/man3/pthread_create.3:286
5188 " uargv = strdup(tinfo-E<gt>argv_string);\n"
5189 " if (uargv == NULL)\n"
5190 " handle_error(\"strdup\");\n"
5192 " uargv = strdup(tinfo-E<gt>argv_string);\n"
5193 " if (uargv == NULL)\n"
5194 " handle_error(\"strdup\");\n"
5197 #: build/C/man3/pthread_create.3:289
5200 " for (p = uargv; *p != \\(aq\\e0\\(aq; p++)\n"
5201 " *p = toupper(*p);\n"
5203 " for (p = uargv; *p != \\(aq\\e0\\(aq; p++)\n"
5204 " *p = toupper(*p);\n"
5207 #: build/C/man3/pthread_create.3:292
5217 #: build/C/man3/pthread_create.3:301
5221 "main(int argc, char *argv[])\n"
5223 " int s, tnum, opt, num_threads;\n"
5224 " struct thread_info *tinfo;\n"
5225 " pthread_attr_t attr;\n"
5226 " int stack_size;\n"
5230 "main(int argc, char *argv[])\n"
5232 " int s, tnum, opt, num_threads;\n"
5233 " struct thread_info *tinfo;\n"
5234 " pthread_attr_t attr;\n"
5235 " int stack_size;\n"
5239 #: build/C/man3/pthread_create.3:303
5241 msgid " /* The \"-s\" option specifies a stack size for our threads */\n"
5242 msgstr " /* The \"-s\" option specifies a stack size for our threads */\n"
5245 #: build/C/man3/pthread_create.3:310
5248 " stack_size = -1;\n"
5249 " while ((opt = getopt(argc, argv, \"s:\")) != -1) {\n"
5251 " case \\(aqs\\(aq:\n"
5252 " stack_size = strtoul(optarg, NULL, 0);\n"
5255 " stack_size = -1;\n"
5256 " while ((opt = getopt(argc, argv, \"s:\")) != -1) {\n"
5258 " case \\(aqs\\(aq:\n"
5259 " stack_size = strtoul(optarg, NULL, 0);\n"
5263 #: build/C/man3/pthread_create.3:317
5267 " fprintf(stderr, \"Usage: %s [-s stack-size] arg...\\en\",\n"
5269 " exit(EXIT_FAILURE);\n"
5274 " fprintf(stderr, \"Usage: %s [-s stack-size] arg...\\en\",\n"
5276 " exit(EXIT_FAILURE);\n"
5281 #: build/C/man3/pthread_create.3:319
5283 msgid " num_threads = argc - optind;\n"
5284 msgstr " num_threads = argc - optind;\n"
5287 #: build/C/man3/pthread_create.3:321
5289 msgid " /* Initialize thread creation attributes */\n"
5290 msgstr " /* Initialize thread creation attributes */\n"
5293 #: build/C/man3/pthread_create.3:325
5296 " s = pthread_attr_init(&attr);\n"
5298 " handle_error_en(s, \"pthread_attr_init\");\n"
5300 " s = pthread_attr_init(&attr);\n"
5302 " handle_error_en(s, \"pthread_attr_init\");\n"
5305 #: build/C/man3/pthread_create.3:331
5308 " if (stack_size E<gt> 0) {\n"
5309 " s = pthread_attr_setstacksize(&attr, stack_size);\n"
5311 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
5314 " if (stack_size E<gt> 0) {\n"
5315 " s = pthread_attr_setstacksize(&attr, stack_size);\n"
5317 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
5321 #: build/C/man3/pthread_create.3:333
5323 msgid " /* Allocate memory for pthread_create() arguments */\n"
5324 msgstr " /* Allocate memory for pthread_create() arguments */\n"
5327 #: build/C/man3/pthread_create.3:337
5330 " tinfo = calloc(num_threads, sizeof(struct thread_info));\n"
5331 " if (tinfo == NULL)\n"
5332 " handle_error(\"calloc\");\n"
5334 " tinfo = calloc(num_threads, sizeof(struct thread_info));\n"
5335 " if (tinfo == NULL)\n"
5336 " handle_error(\"calloc\");\n"
5339 #: build/C/man3/pthread_create.3:339
5341 msgid " /* Create one thread for each command-line argument */\n"
5342 msgstr " /* Create one thread for each command-line argument */\n"
5345 #: build/C/man3/pthread_create.3:343
5348 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5349 " tinfo[tnum].thread_num = tnum + 1;\n"
5350 " tinfo[tnum].argv_string = argv[optind + tnum];\n"
5352 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5353 " tinfo[tnum].thread_num = tnum + 1;\n"
5354 " tinfo[tnum].argv_string = argv[optind + tnum];\n"
5357 #: build/C/man3/pthread_create.3:346
5360 " /* The pthread_create() call stores the thread ID into\n"
5361 " corresponding element of tinfo[] */\n"
5363 " /* The pthread_create() call stores the thread ID into\n"
5364 " corresponding element of tinfo[] */\n"
5367 #: build/C/man3/pthread_create.3:352
5370 " s = pthread_create(&tinfo[tnum].thread_id, &attr,\n"
5371 " &thread_start, &tinfo[tnum]);\n"
5373 " handle_error_en(s, \"pthread_create\");\n"
5376 " s = pthread_create(&tinfo[tnum].thread_id, &attr,\n"
5377 " &thread_start, &tinfo[tnum]);\n"
5379 " handle_error_en(s, \"pthread_create\");\n"
5383 #: build/C/man3/pthread_create.3:355
5386 " /* Destroy the thread attributes object, since it is no\n"
5387 " longer needed */\n"
5389 " /* Destroy the thread attributes object, since it is no\n"
5390 " longer needed */\n"
5393 #: build/C/man3/pthread_create.3:359
5396 " s = pthread_attr_destroy(&attr);\n"
5398 " handle_error_en(s, \"pthread_attr_destroy\");\n"
5400 " s = pthread_attr_destroy(&attr);\n"
5402 " handle_error_en(s, \"pthread_attr_destroy\");\n"
5405 #: build/C/man3/pthread_create.3:361
5407 msgid " /* Now join with each thread, and display its returned value */\n"
5408 msgstr " /* Now join with each thread, and display its returned value */\n"
5411 #: build/C/man3/pthread_create.3:366
5414 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5415 " s = pthread_join(tinfo[tnum].thread_id, &res);\n"
5417 " handle_error_en(s, \"pthread_join\");\n"
5419 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5420 " s = pthread_join(tinfo[tnum].thread_id, &res);\n"
5422 " handle_error_en(s, \"pthread_join\");\n"
5425 #: build/C/man3/pthread_create.3:371
5428 " printf(\"Joined with thread %d; returned value was %s\\en\",\n"
5429 " tinfo[tnum].thread_num, (char *) res);\n"
5430 " free(res); /* Free memory allocated by thread */\n"
5433 " printf(\"Joined with thread %d; returned value was %s\\en\",\n"
5434 " tinfo[tnum].thread_num, (char *) res);\n"
5435 " free(res); /* Free memory allocated by thread */\n"
5439 #: build/C/man3/pthread_create.3:375
5443 " exit(EXIT_SUCCESS);\n"
5447 " exit(EXIT_SUCCESS);\n"
5451 #: build/C/man3/pthread_create.3:389
5453 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_cancel>(3), "
5454 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
5455 "B<pthread_getattr_np>(3), B<pthread_join>(3), B<pthread_self>(3), "
5458 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_cancel>(3), "
5459 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
5460 "B<pthread_getattr_np>(3), B<pthread_join>(3), B<pthread_self>(3), "
5464 #: build/C/man3/pthread_detach.3:26
5466 msgid "PTHREAD_DETACH"
5467 msgstr "PTHREAD_DETACH"
5470 #: build/C/man3/pthread_detach.3:26 build/C/man3/pthread_join.3:26
5476 #: build/C/man3/pthread_detach.3:29
5477 msgid "pthread_detach - detach a thread"
5478 msgstr "pthread_detach - スレッドを切り離す (detach する)"
5481 #: build/C/man3/pthread_detach.3:34
5483 msgid "B<int pthread_detach(pthread_t >I<thread>B<);>\n"
5484 msgstr "B<int pthread_detach(pthread_t >I<thread>B<);>\n"
5487 #: build/C/man3/pthread_detach.3:46
5489 "The B<pthread_detach>() function marks the thread identified by I<thread> "
5490 "as detached. When a detached thread terminates, its resources are "
5491 "automatically released back to the system without the need for another "
5492 "thread to join with the terminated thread."
5494 "B<pthread_detach>() 関数は I<thread> で識別されるスレッドに\n"
5495 "detached (切り離された状態) という印を付ける。\n"
5496 "detached 状態のスレッドが終了すると、\n"
5497 "別のスレッドが終了されたスレッドを join しなくても、\n"
5498 "そのスレッドのリソースは自動的に解放されてシステムに戻される。"
5501 #: build/C/man3/pthread_detach.3:49
5503 "Attempting to detach an already detached thread results in unspecified "
5506 "すでに detach 状態のスレッドを detach しようとした場合に\n"
5507 "どのような結果となるかは規定されていない。"
5510 #: build/C/man3/pthread_detach.3:54
5512 "On success, B<pthread_detach>() returns 0; on error, it returns an error "
5515 "成功すると、B<pthread_detach>() は 0 を返す。\n"
5519 #: build/C/man3/pthread_detach.3:59 build/C/man3/pthread_join.3:89
5520 msgid "I<thread> is not a joinable thread."
5521 msgstr "I<thread> が join 可能なスレッドではない。"
5524 #: build/C/man3/pthread_detach.3:70
5526 "Once a thread has been detached, it can't be joined with B<pthread_join>(3) "
5527 "or be made joinable again."
5529 "いったんスレッドを detached 状態にすると、\n"
5530 "そのスレッドを B<pthread_join>(3) で join したり、\n"
5531 "もう一度 join 可能にしたりすることはできない。"
5534 #: build/C/man3/pthread_detach.3:77
5536 "A new thread can be created in a detached state using "
5537 "B<pthread_attr_setdetachstate>(3) to set the detached attribute of the "
5538 "I<attr> argument of B<pthread_create>(3)."
5540 "B<pthread_attr_setdetachstate>(3) を使って\n"
5541 "B<pthread_create>(3) の I<attr> 引き数の detached 属性を設定することで、\n"
5542 "新しいスレッドを detached 状態で作成することができる。"
5545 #: build/C/man3/pthread_detach.3:84
5547 "The detached attribute merely determines the behavior of the system when the "
5548 "thread terminates; it does not prevent the thread from being terminated if "
5549 "the process terminates using B<exit>(3) (or equivalently, if the main "
5552 "detached 属性は、スレッドが終了した際のシステムの動作を決めるだけである。\n"
5553 "プロセスが B<exit>(3) を使って終了した場合に、そのスレッドが終了され\n"
5554 "なくなるようなことはない (なお、メインスレッドが return した場合も\n"
5555 "プロセスが B<exit>(3) を使って終了した場合と全く同じである)。 "
5558 #: build/C/man3/pthread_detach.3:93
5560 "Either B<pthread_join>(3) or B<pthread_detach>() should be called for each "
5561 "thread that an application creates, so that system resources for the thread "
5562 "can be released. (But note that the resources of all threads are freed when "
5563 "the process terminates.)"
5565 "アプリケーションが作成した各スレッドについて、そのスレッドが使用して\n"
5566 "いるシステムリソースを解放できるように、B<pthread_join>(3) か\n"
5567 "B<pthread_detach>() のどちらかを呼び出すべきである (ただし、プロセスが\n"
5568 "終了するときには、全てのスレッドのリソースが解放される)。"
5571 #: build/C/man3/pthread_detach.3:95
5572 msgid "The following statement detaches the calling thread:"
5573 msgstr "以下の文は、呼び出したスレッド自身を detach する。"
5576 #: build/C/man3/pthread_detach.3:97
5578 msgid " pthread_detach(pthread_self());\n"
5579 msgstr " pthread_detach(pthread_self());\n"
5582 #: build/C/man3/pthread_detach.3:104
5584 "B<pthread_attr_setdetachstate>(3), B<pthread_cancel>(3), "
5585 "B<pthread_create>(3), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
5587 "B<pthread_attr_setdetachstate>(3), B<pthread_cancel>(3), "
5588 "B<pthread_create>(3), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
5591 #: build/C/man3/pthread_equal.3:26
5593 msgid "PTHREAD_EQUAL"
5594 msgstr "PTHREAD_EQUAL"
5597 #: build/C/man3/pthread_equal.3:26 build/C/man3/pthread_exit.3:26
5598 #: build/C/man3/pthread_getcpuclockid.3:26
5599 #: build/C/man3/pthread_setaffinity_np.3:26
5600 #: build/C/man3/pthread_setconcurrency.3:25
5606 #: build/C/man3/pthread_equal.3:29
5607 msgid "pthread_equal - compare thread IDs"
5608 msgstr "pthread_equal - スレッド ID を比較する"
5611 #: build/C/man3/pthread_equal.3:34
5613 msgid "B<int pthread_equal(pthread_t >I<t1>B<, pthread_t >I<t2>B<);>\n"
5614 msgstr "B<int pthread_equal(pthread_t >I<t1>B<, pthread_t >I<t2>B<);>\n"
5617 #: build/C/man3/pthread_equal.3:41
5618 msgid "The B<pthread_equal>() function compares two thread identifiers."
5619 msgstr "B<pthread_equal>() 関数は 2 つのスレッド識別子の比較を行う。"
5622 #: build/C/man3/pthread_equal.3:45
5624 "If the two thread IDs are equal, B<pthread_equal>() returns a nonzero "
5625 "value; otherwise, it returns 0."
5627 "B<pthread_equal>() は、2 つのスレッド ID が等しければ 0 以外の値を返し、\n"
5631 #. Available since glibc 2.0
5633 #: build/C/man3/pthread_equal.3:47 build/C/man3/pthread_exit.3:75
5634 #: build/C/man3/pthread_self.3:50 build/C/man3/pthread_testcancel.3:58
5635 msgid "This function always succeeds."
5636 msgstr "この関数は常に成功する。"
5639 #: build/C/man3/pthread_equal.3:52
5640 msgid "The B<pthread_equal>() function is thread-safe."
5641 msgstr "B<pthread_equal>() 関数はスレッドセーフである。"
5644 #: build/C/man3/pthread_equal.3:61
5646 "The B<pthread_equal>() function is necessary because thread IDs should be "
5647 "considered opaque: there is no portable way for applications to directly "
5648 "compare two I<pthread_t> values."
5650 "B<pthread_equal>() 関数が必要なのは、\n"
5651 "スレッド ID はその内部構造を意識すべきではないためである。\n"
5652 "アプリケーションが 2 つの I<pthread_t> の値を直接比較する場合、\n"
5653 "移植性を確保できる形で比較する方法はない。"
5656 #: build/C/man3/pthread_equal.3:65
5657 msgid "B<pthread_create>(3), B<pthread_self>(3), B<pthreads>(7)"
5658 msgstr "B<pthread_create>(3), B<pthread_self>(3), B<pthreads>(7)"
5661 #: build/C/man3/pthread_exit.3:26
5663 msgid "PTHREAD_EXIT"
5664 msgstr "PTHREAD_EXIT"
5667 #: build/C/man3/pthread_exit.3:29
5668 msgid "pthread_exit - terminate calling thread"
5669 msgstr "pthread_exit - 呼び出したスレッドを終了する"
5672 #: build/C/man3/pthread_exit.3:34
5674 msgid "B<void pthread_exit(void *>I<retval>B<);>\n"
5675 msgstr "B<void pthread_exit(void *>I<retval>B<);>\n"
5678 #: build/C/man3/pthread_exit.3:45
5680 "The B<pthread_exit>() function terminates the calling thread and returns a "
5681 "value via I<retval> that (if the thread is joinable) is available to "
5682 "another thread in the same process that calls B<pthread_join>(3)."
5684 "B<pthread_exit>() 関数は、呼び出したスレッドを終了し、\n"
5685 "I<retval> 経由で値を返す。\n"
5686 "この値は (そのスレッドが join 可能な場合に) B<pthread_join>(3) を\n"
5687 "呼び出した同じプロセス内の別のスレッドが参照できる値と同じである。"
5690 #: build/C/man3/pthread_exit.3:55
5692 "Any clean-up handlers established by B<pthread_cleanup_push>(3) that have "
5693 "not yet been popped, are popped (in the reverse of the order in which they "
5694 "were pushed) and executed. If the thread has any thread-specific data, "
5695 "then, after the clean-up handlers have been executed, the corresponding "
5696 "destructor functions are called, in an unspecified order."
5698 "B<pthread_cleanup_push>(3) で設定されたクリーンアップハンドラのうち、\n"
5699 "まだ pop (取り出されていない) ハンドラを (push されたのと逆の順序で)\n"
5700 "取り出して実行する。そのスレッドがスレッド固有のデータを持っている\n"
5701 "場合は、クリーンアップハンドラが実行された後に、スレッド固有のデータ\n"
5702 "に対応するデストラクタ (destructor) 関数が呼び出される (呼び出し順序\n"
5706 #: build/C/man3/pthread_exit.3:62
5708 "When a thread terminates, process-shared resources (e.g., mutexes, condition "
5709 "variables, semaphores, and file descriptors) are not released, and functions "
5710 "registered using B<atexit>(3) are not called."
5712 "スレッドが終了する際に、プロセスの共有リソース (例えば、mutex、状態変数\n"
5713 "(condition variables)、セマフォ、ファイルディスクリプタ)が解放される。\n"
5714 "B<atexit>(3) を使って登録された関数は呼び出されない。"
5717 #: build/C/man3/pthread_exit.3:71
5719 "After the last thread in a process terminates, the process terminates as by "
5720 "calling B<exit>(3) with an exit status of zero; thus, process-shared "
5721 "resources are released and functions registered using B<atexit>(3) are "
5724 "プロセスの最後のスレッドが終了すると、そのプロセスは、終了ステータス 0\n"
5725 "で B<exit>(3) を呼び出した場合と全く同じように終了する。したがって、\n"
5726 "プロセスの共有リソースは解放され、B<atexit>(3) を使って登録された関数\n"
5730 #: build/C/man3/pthread_exit.3:73
5731 msgid "This function does not return to the caller."
5732 msgstr "この関数は呼び出し側には返らない。"
5735 #: build/C/man3/pthread_exit.3:80
5736 msgid "The B<pthread_exit>() function is thread-safe."
5737 msgstr "B<pthread_exit>() 関数はスレッドセーフである。"
5740 #: build/C/man3/pthread_exit.3:87
5742 "Performing a return from the start function of any thread other than the "
5743 "main thread results in an implicit call to B<pthread_exit>(), using the "
5744 "function's return value as the thread's exit status."
5746 "メインスレッド以外のスレッドの開始関数 (start function) がreturn を\n"
5747 "行うと、暗黙のうちに B<pthread_exit>() が呼び出され、\n"
5748 "関数の返り値がスレッドの終了ステータスとして使用される。"
5751 #: build/C/man3/pthread_exit.3:93
5753 "To allow other threads to continue execution, the main thread should "
5754 "terminate by calling B<pthread_exit>() rather than B<exit>(3)."
5756 "他のスレッドが実行を継続できるように、メインスレッドは B<exit>(3) では\n"
5757 "なく B<pthread_exit>() を呼び出して終了すべきである。"
5760 #: build/C/man3/pthread_exit.3:98
5762 "The value pointed to by I<retval> should not be located on the calling "
5763 "thread's stack, since the contents of that stack are undefined after the "
5764 "thread terminates."
5766 "I<retval> が指す値は、呼び出したスレッドのスタックに置くべきではない。\n"
5767 "呼び出したスレッドが終了した後は、そのスタックの内容が不定となるから\n"
5771 #. FIXME . review a later kernel to see if this gets fixed
5772 #. http://thread.gmane.org/gmane.linux.kernel/611611
5773 #. http://marc.info/?l=linux-kernel&m=122525468300823&w=2
5775 #: build/C/man3/pthread_exit.3:110
5777 "Currently, there are limitations in the kernel implementation logic for "
5778 "B<wait>(2)ing on a stopped thread group with a dead thread group leader. "
5779 "This can manifest in problems such as a locked terminal if a stop signal is "
5780 "sent to a foreground process whose thread group leader has already called "
5781 "B<pthread_exit>()."
5783 "現在のところ、停止 (stop) されたスレッドグループを、すでに終了した\n"
5784 "(dead) スレッドグループリーダーで B<wait>(2) する場合の、\n"
5785 "カーネル実装の論理には制限がある。\n"
5786 "この制限は、すでにスレッドグループリーダーが B<pthread_exit>() を\n"
5787 "呼び出しているようなフォアグラウンドプロセスにストップシグナルが送信\n"
5788 "された場合に、端末がロックされてしまう、といった問題として表に見える\n"
5792 #: build/C/man3/pthread_exit.3:114
5793 msgid "B<pthread_create>(3), B<pthread_join>(3), B<pthreads>(7)"
5794 msgstr "B<pthread_create>(3), B<pthread_join>(3), B<pthreads>(7)"
5797 #: build/C/man3/pthread_getattr_np.3:26
5799 msgid "PTHREAD_GETATTR_NP"
5800 msgstr "PTHREAD_GETATTR_NP"
5803 #: build/C/man3/pthread_getattr_np.3:26
5809 #: build/C/man3/pthread_getattr_np.3:29
5810 msgid "pthread_getattr_np - get attributes of created thread"
5811 msgstr "pthread_getattr_np - 作成されたスレッドの属性を取得する"
5814 #: build/C/man3/pthread_getattr_np.3:35
5816 msgid "B<int pthread_getattr_np(pthread_t >I<thread>B<, pthread_attr_t *>I<attr>B<);>\n"
5817 msgstr "B<int pthread_getattr_np(pthread_t >I<thread>B<, pthread_attr_t *>I<attr>B<);>\n"
5820 #: build/C/man3/pthread_getattr_np.3:45
5822 "The B<pthread_getattr_np>() function initializes the thread attributes "
5823 "object referred to by I<attr> so that it contains actual attribute values "
5824 "describing the running thread I<thread>."
5826 "B<pthread_getattr_np>() 関数は、\n"
5827 "I<attr> が参照するスレッド属性オブジェクトを初期化し、\n"
5828 "そのオブジェクトに実行中のスレッド I<thread> の実際の属性値を\n"
5832 #: build/C/man3/pthread_getattr_np.3:52
5834 "The returned attribute values may differ from the corresponding attribute "
5835 "values passed in the I<attr> object that was used to create the thread using "
5836 "B<pthread_create>(3). In particular, the following attributes may differ:"
5838 "返される属性値は、B<pthread_create>(3) でスレッドを作成する際に\n"
5839 "使われたI<attr> オブジェクトで渡された属性値と異なる場合がある。\n"
5840 "特に、以下の属性は異なる場合がある。"
5843 #: build/C/man3/pthread_getattr_np.3:55
5845 "the detach state, since a joinable thread may have detached itself after "
5848 "detach state. join 可能なスレッドは作成後に自分自身を\n"
5849 "切り離す (detach する) ことができるからである。"
5852 #: build/C/man3/pthread_getattr_np.3:58
5854 "the stack size, which the implementation may align to a suitable boundary."
5857 "スレッドの実装によって適切な境界に揃えられる可能があるためである。"
5860 #: build/C/man3/pthread_getattr_np.3:63
5862 "and the guard size, which the implementation may round upward to a multiple "
5863 "of the page size, or ignore (i.e., treat as 0), if the application is "
5864 "allocating its own stack."
5867 "スレッドの実装によりページサイズの倍数に切り上げられたり、\n"
5868 "アプリケーションが自分でスタックを割り当てる場合には無視される\n"
5869 "(0 として扱われる) ことがあるからである。"
5872 #: build/C/man3/pthread_getattr_np.3:68
5874 "Furthermore, if the stack address attribute was not set in the thread "
5875 "attributes object used to create the thread, then the returned thread "
5876 "attributes object will report the actual stack address that the "
5877 "implementation selected for the thread."
5879 "さらに、スレッドを作成する際に使用されたスレッド属性オブジェクトで\n"
5880 "スタックアドレスが設定されていなかった場合、\n"
5881 "返されたスレッド属性オブジェクトではスレッドの実装がそのスレッドに\n"
5882 "割り当てた実際のスタックアドレスが報告される。"
5885 #: build/C/man3/pthread_getattr_np.3:73
5887 "When the thread attributes object returned by B<pthread_getattr_np>() is no "
5888 "longer required, it should be destroyed using B<pthread_attr_destroy>(3)."
5890 "B<pthread_getattr_np>() が返したスレッド属性オブジェクトが\n"
5891 "必要なくなった際には、 B<pthread_attr_destroy>(3) を使って\n"
5892 "そのオブジェクトを破棄すべきである。"
5895 #: build/C/man3/pthread_getattr_np.3:76
5896 #: build/C/man3/pthread_getcpuclockid.3:49
5898 "On success, this function returns 0; on error, it returns a nonzero error "
5901 "成功すると、この関数は 0 を返す。\n"
5902 "エラーの場合、 0 以外のエラー番号を返す。"
5904 #. Can happen (but unlikely) while trying to allocate memory for cpuset
5906 #: build/C/man3/pthread_getattr_np.3:81
5907 msgid "Insufficient memory."
5908 msgstr "メモリが十分になかった。"
5911 #: build/C/man3/pthread_getattr_np.3:96
5913 "In addition, if I<thread> refers to the main thread, then "
5914 "B<pthread_getattr_np>() can fail because of errors from various underlying "
5915 "calls: B<fopen>(3), if I</proc/self/maps> can't be opened; and "
5916 "B<getrlimit>(2), if the B<RLIMIT_STACK> resource limit is not supported."
5918 "さらに、 I<thread> がメインスレッドを参照している場合には、\n"
5919 "B<pthread_getattr_np>() は内部で行われる様々な呼び出しでの\n"
5921 "I</proc/self/maps> がオープンできない場合には B<fopen>(3)\n"
5922 "でエラーが発生し、リソース上限 B<RLIMIT_STACK> が\n"
5923 "サポートされていない場合には B<getrlimit>(2) でエラーが発生する。"
5926 #: build/C/man3/pthread_getattr_np.3:98
5927 msgid "This function is available in glibc since version 2.2.3."
5928 msgstr "この関数は glibc バージョン 2.2.3 以降で利用できる。"
5931 #: build/C/man3/pthread_getattr_np.3:101
5932 #: build/C/man3/pthread_kill_other_threads_np.3:55
5934 "This function is a nonstandard GNU extension; hence the suffix \"_np"
5935 "\" (nonportable) in the name."
5937 "この関数は非標準の GNU による拡張である。\n"
5938 "そのため、名前に \"_np\" (nonportable; 移植性がない) という接尾辞が\n"
5942 #: build/C/man3/pthread_getattr_np.3:111
5944 "The program below demonstrates the use of B<pthread_getattr_np>(). The "
5945 "program creates a thread that then uses B<pthread_getattr_np>() to retrieve "
5946 "and display its guard size, stack address, and stack size attributes. "
5947 "Command-line arguments can be used to set these attributes to values other "
5948 "than the default when creating the thread. The shell sessions below "
5949 "demonstrate the use of the program."
5951 "以下のプログラムは B<pthread_getattr_np>() の使用例を示したものである。\n"
5952 "このプログラムは、スレッドを作成し、それから\n"
5953 "B<pthread_getattr_np>() を使ってそのスレッドの属性 guard size、\n"
5954 "スタックアドレス、スタックサイズを取得し表示する。\n"
5955 "コマンドライン引き数での指定で、スレッドを作成する際に\n"
5956 "上記の属性にデフォルト値以外の値を設定することができる。\n"
5957 "下記のシェルのセッションはこのプログラムの使用例である。"
5960 #: build/C/man3/pthread_getattr_np.3:114
5962 "In the first run, on an x86-32 system, a thread is created using default "
5965 "最初の実行例は、デフォルトの属性でスレッドが作成されている\n"
5966 "(x86-32 システム上で実行)。"
5969 #: build/C/man3/pthread_getattr_np.3:124
5972 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
5975 "Attributes of created thread:\n"
5976 " Guard size = 4096 bytes\n"
5977 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5978 " Stack size = 0x201000 (2101248) bytes\n"
5980 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
5983 "Attributes of created thread:\n"
5984 " Guard size = 4096 bytes\n"
5985 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5986 " Stack size = 0x201000 (2101248) bytes\n"
5989 #: build/C/man3/pthread_getattr_np.3:130
5991 "In the following run, we see that if a guard size is specified, it is "
5992 "rounded up to the next multiple of the system page size (4096 bytes on "
5995 "次の実行例では、guard size が指定された場合、\n"
5996 "guard size はシステムのページサイズの倍数に切り上げられることが分かる\n"
5997 "(x86-32 ではシステムのページサイズは 4096 バイトである)。"
6000 #: build/C/man3/pthread_getattr_np.3:138
6003 "$B< ./a.out -g 4097>\n"
6004 "Thread attributes object after initializations:\n"
6005 " Guard size = 4097 bytes\n"
6006 " Stack address = (nil)\n"
6007 " Stack size = 0x0 (0) bytes\n"
6009 "$B< ./a.out -g 4097>\n"
6010 "Thread attributes object after initializations:\n"
6011 " Guard size = 4097 bytes\n"
6012 " Stack address = (nil)\n"
6013 " Stack size = 0x0 (0) bytes\n"
6016 #: build/C/man3/pthread_getattr_np.3:143
6019 "Attributes of created thread:\n"
6020 " Guard size = 8192 bytes\n"
6021 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
6022 " Stack size = 0x201000 (2101248) bytes\n"
6024 "Attributes of created thread:\n"
6025 " Guard size = 8192 bytes\n"
6026 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
6027 " Stack size = 0x201000 (2101248) bytes\n"
6031 #. $ ./a.out \-s 0x8000
6032 #. Thread attributes object after initializations:
6033 #. Guard size = 4096 bytes
6034 #. Stack address = 0xffff8000 (EOS = (nil))
6035 #. Stack size = 0x8000 (32768) bytes
6036 #. Attributes of created thread:
6037 #. Guard size = 4096 bytes
6038 #. Stack address = 0x4001e000 (EOS = 0x40026000)
6039 #. Stack size = 0x8000 (32768) bytes
6043 #: build/C/man3/pthread_getattr_np.3:162
6045 "In the last run, the program manually allocates a stack for the thread. In "
6046 "this case, the guard size attribute is ignored."
6048 "最後の実行例では、プログラムでスレッド用のスタックを手動で割り当てている。\n"
6049 "この場合には、guard size 属性は無視される。"
6052 #: build/C/man3/pthread_getattr_np.3:167
6055 "$B< ./a.out -g 4096 -s 0x8000 -a>\n"
6056 "Allocated thread stack at 0x804d000\n"
6058 "$B< ./a.out -g 4096 -s 0x8000 -a>\n"
6059 "Allocated thread stack at 0x804d000\n"
6062 #: build/C/man3/pthread_getattr_np.3:172
6065 "Thread attributes object after initializations:\n"
6066 " Guard size = 4096 bytes\n"
6067 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
6068 " Stack size = 0x8000 (32768) bytes\n"
6070 "Thread attributes object after initializations:\n"
6071 " Guard size = 4096 bytes\n"
6072 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
6073 " Stack size = 0x8000 (32768) bytes\n"
6076 #: build/C/man3/pthread_getattr_np.3:177
6079 "Attributes of created thread:\n"
6080 " Guard size = 0 bytes\n"
6081 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
6082 " Stack size = 0x8000 (32768) bytes\n"
6084 "Attributes of created thread:\n"
6085 " Guard size = 0 bytes\n"
6086 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
6087 " Stack size = 0x8000 (32768) bytes\n"
6090 #: build/C/man3/pthread_getattr_np.3:198
6094 "display_stack_related_attributes(pthread_attr_t *attr, char *prefix)\n"
6097 " size_t stack_size, guard_size;\n"
6098 " void *stack_addr;\n"
6101 "display_stack_related_attributes(pthread_attr_t *attr, char *prefix)\n"
6104 " size_t stack_size, guard_size;\n"
6105 " void *stack_addr;\n"
6108 #: build/C/man3/pthread_getattr_np.3:203
6111 " s = pthread_attr_getguardsize(attr, &guard_size);\n"
6113 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
6114 " printf(\"%sGuard size = %d bytes\\en\", prefix, guard_size);\n"
6116 " s = pthread_attr_getguardsize(attr, &guard_size);\n"
6118 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
6119 " printf(\"%sGuard size = %d bytes\\en\", prefix, guard_size);\n"
6122 #: build/C/man3/pthread_getattr_np.3:214
6125 " s = pthread_attr_getstack(attr, &stack_addr, &stack_size);\n"
6127 " handle_error_en(s, \"pthread_attr_getstack\");\n"
6128 " printf(\"%sStack address = %p\", prefix, stack_addr);\n"
6129 " if (stack_size E<gt> 0)\n"
6130 " printf(\" (EOS = %p)\", (char *) stack_addr + stack_size);\n"
6131 " printf(\"\\en\");\n"
6132 " printf(\"%sStack size = 0x%x (%d) bytes\\en\",\n"
6133 " prefix, stack_size, stack_size);\n"
6136 " s = pthread_attr_getstack(attr, &stack_addr, &stack_size);\n"
6138 " handle_error_en(s, \"pthread_attr_getstack\");\n"
6139 " printf(\"%sStack address = %p\", prefix, stack_addr);\n"
6140 " if (stack_size E<gt> 0)\n"
6141 " printf(\" (EOS = %p)\", (char *) stack_addr + stack_size);\n"
6142 " printf(\"\\en\");\n"
6143 " printf(\"%sStack size = 0x%x (%d) bytes\\en\",\n"
6144 " prefix, stack_size, stack_size);\n"
6148 #: build/C/man3/pthread_getattr_np.3:220
6152 "display_thread_attributes(pthread_t thread, char *prefix)\n"
6155 " pthread_attr_t attr;\n"
6158 "display_thread_attributes(pthread_t thread, char *prefix)\n"
6161 " pthread_attr_t attr;\n"
6164 #: build/C/man3/pthread_getattr_np.3:224
6167 " s = pthread_getattr_np(thread, &attr);\n"
6169 " handle_error_en(s, \"pthread_getattr_np\");\n"
6171 " s = pthread_getattr_np(thread, &attr);\n"
6173 " handle_error_en(s, \"pthread_getattr_np\");\n"
6176 #: build/C/man3/pthread_getattr_np.3:226
6178 msgid " display_stack_related_attributes(&attr, prefix);\n"
6179 msgstr " display_stack_related_attributes(&attr, prefix);\n"
6182 #: build/C/man3/pthread_getattr_np.3:231
6185 " s = pthread_attr_destroy(&attr);\n"
6187 " handle_error_en(s, \"pthread_attr_destroy\");\n"
6190 " s = pthread_attr_destroy(&attr);\n"
6192 " handle_error_en(s, \"pthread_attr_destroy\");\n"
6196 #: build/C/man3/pthread_getattr_np.3:237
6199 "static void * /* Start function for thread we create */\n"
6200 "thread_start(void *arg)\n"
6202 " printf(\"Attributes of created thread:\\en\");\n"
6203 " display_thread_attributes(pthread_self(), \"\\et\");\n"
6205 "static void * /* Start function for thread we create */\n"
6206 "thread_start(void *arg)\n"
6208 " printf(\"Attributes of created thread:\\en\");\n"
6209 " display_thread_attributes(pthread_self(), \"\\et\");\n"
6212 #: build/C/man3/pthread_getattr_np.3:251
6216 "usage(char *pname, char *msg)\n"
6218 " if (msg != NULL)\n"
6219 " fputs(msg, stderr);\n"
6220 " fprintf(stderr, \"Usage: %s [-s stack-size [-a]]\"\n"
6221 " \" [-g guard-size]\\en\", pname);\n"
6222 " fprintf(stderr, \"\\et\\et-a means program should allocate stack\\en\");\n"
6223 " exit(EXIT_FAILURE);\n"
6227 "usage(char *pname, char *msg)\n"
6229 " if (msg != NULL)\n"
6230 " fputs(msg, stderr);\n"
6231 " fprintf(stderr, \"Usage: %s [-s stack-size [-a]]\"\n"
6232 " \" [-g guard-size]\\en\", pname);\n"
6233 " fprintf(stderr, \"\\et\\et-a means program should allocate stack\\en\");\n"
6234 " exit(EXIT_FAILURE);\n"
6238 #: build/C/man3/pthread_getattr_np.3:264
6241 "static pthread_attr_t * /* Get thread attributes from command line */\n"
6242 "get_thread_attributes_from_cl(int argc, char *argv[],\n"
6243 " pthread_attr_t *attrp)\n"
6245 " int s, opt, allocate_stack;\n"
6246 " long stack_size, guard_size;\n"
6247 " void *stack_addr;\n"
6248 " pthread_attr_t *ret_attrp = NULL; /* Set to attrp if we initialize\n"
6249 " a thread attributes object */\n"
6250 " allocate_stack = 0;\n"
6251 " stack_size = -1;\n"
6252 " guard_size = -1;\n"
6254 "static pthread_attr_t * /* Get thread attributes from command line */\n"
6255 "get_thread_attributes_from_cl(int argc, char *argv[],\n"
6256 " pthread_attr_t *attrp)\n"
6258 " int s, opt, allocate_stack;\n"
6259 " long stack_size, guard_size;\n"
6260 " void *stack_addr;\n"
6261 " pthread_attr_t *ret_attrp = NULL; /* Set to attrp if we initialize\n"
6262 " a thread attributes object */\n"
6263 " allocate_stack = 0;\n"
6264 " stack_size = -1;\n"
6265 " guard_size = -1;\n"
6268 #: build/C/man3/pthread_getattr_np.3:273
6271 " while ((opt = getopt(argc, argv, \"ag:s:\")) != -1) {\n"
6273 " case \\(aqa\\(aq: allocate_stack = 1; break;\n"
6274 " case \\(aqg\\(aq: guard_size = strtoul(optarg, NULL, 0); break;\n"
6275 " case \\(aqs\\(aq: stack_size = strtoul(optarg, NULL, 0); break;\n"
6276 " default: usage(argv[0], NULL);\n"
6280 " while ((opt = getopt(argc, argv, \"ag:s:\")) != -1) {\n"
6282 " case \\(aqa\\(aq: allocate_stack = 1; break;\n"
6283 " case \\(aqg\\(aq: guard_size = strtoul(optarg, NULL, 0); break;\n"
6284 " case \\(aqs\\(aq: stack_size = strtoul(optarg, NULL, 0); break;\n"
6285 " default: usage(argv[0], NULL);\n"
6290 #: build/C/man3/pthread_getattr_np.3:276
6293 " if (allocate_stack && stack_size == -1)\n"
6294 " usage(argv[0], \"Specifying -a without -s makes no sense\\en\");\n"
6296 " if (allocate_stack && stack_size == -1)\n"
6297 " usage(argv[0], \"Specifying -a without -s makes no sense\\en\");\n"
6300 #: build/C/man3/pthread_getattr_np.3:279
6303 " if (argc E<gt> optind)\n"
6304 " usage(argv[0], \"Extraneous command-line arguments\\en\");\n"
6306 " if (argc E<gt> optind)\n"
6307 " usage(argv[0], \"Extraneous command-line arguments\\en\");\n"
6310 #: build/C/man3/pthread_getattr_np.3:282
6313 " if (stack_size E<gt>= 0 || guard_size E<gt> 0) {\n"
6314 " ret_attrp = attrp;\n"
6316 " if (stack_size E<gt>= 0 || guard_size E<gt> 0) {\n"
6317 " ret_attrp = attrp;\n"
6320 #: build/C/man3/pthread_getattr_np.3:287
6323 " s = pthread_attr_init(attrp);\n"
6325 " handle_error_en(s, \"pthread_attr_init\");\n"
6328 " s = pthread_attr_init(attrp);\n"
6330 " handle_error_en(s, \"pthread_attr_init\");\n"
6334 #: build/C/man3/pthread_getattr_np.3:299
6337 " if (stack_size E<gt>= 0) {\n"
6338 " if (!allocate_stack) {\n"
6339 " s = pthread_attr_setstacksize(attrp, stack_size);\n"
6341 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6343 " s = posix_memalign(&stack_addr, sysconf(_SC_PAGESIZE),\n"
6346 " handle_error_en(s, \"posix_memalign\");\n"
6347 " printf(\"Allocated thread stack at %p\\en\\en\", stack_addr);\n"
6349 " if (stack_size E<gt>= 0) {\n"
6350 " if (!allocate_stack) {\n"
6351 " s = pthread_attr_setstacksize(attrp, stack_size);\n"
6353 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6355 " s = posix_memalign(&stack_addr, sysconf(_SC_PAGESIZE),\n"
6358 " handle_error_en(s, \"posix_memalign\");\n"
6359 " printf(\"Allocated thread stack at %p\\en\\en\", stack_addr);\n"
6362 #: build/C/man3/pthread_getattr_np.3:305
6365 " s = pthread_attr_setstack(attrp, stack_addr, stack_size);\n"
6367 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6371 " s = pthread_attr_setstack(attrp, stack_addr, stack_size);\n"
6373 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6378 #: build/C/man3/pthread_getattr_np.3:311
6381 " if (guard_size E<gt>= 0) {\n"
6382 " s = pthread_attr_setguardsize(attrp, guard_size);\n"
6384 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6387 " if (guard_size E<gt>= 0) {\n"
6388 " s = pthread_attr_setguardsize(attrp, guard_size);\n"
6390 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6394 #: build/C/man3/pthread_getattr_np.3:314
6397 " return ret_attrp;\n"
6400 " return ret_attrp;\n"
6404 #: build/C/man3/pthread_getattr_np.3:323
6408 "main(int argc, char *argv[])\n"
6412 " pthread_attr_t attr;\n"
6413 " pthread_attr_t *attrp = NULL; /* Set to &attr if we initialize\n"
6414 " a thread attributes object */\n"
6417 "main(int argc, char *argv[])\n"
6421 " pthread_attr_t attr;\n"
6422 " pthread_attr_t *attrp = NULL; /* Set to &attr if we initialize\n"
6423 " a thread attributes object */\n"
6426 #: build/C/man3/pthread_getattr_np.3:325
6428 msgid " attrp = get_thread_attributes_from_cl(argc, argv, &attr);\n"
6429 msgstr " attrp = get_thread_attributes_from_cl(argc, argv, &attr);\n"
6432 #: build/C/man3/pthread_getattr_np.3:331
6435 " if (attrp != NULL) {\n"
6436 " printf(\"Thread attributes object after initializations:\\en\");\n"
6437 " display_stack_related_attributes(attrp, \"\\et\");\n"
6438 " printf(\"\\en\");\n"
6441 " if (attrp != NULL) {\n"
6442 " printf(\"Thread attributes object after initializations:\\en\");\n"
6443 " display_stack_related_attributes(attrp, \"\\et\");\n"
6444 " printf(\"\\en\");\n"
6448 #: build/C/man3/pthread_getattr_np.3:361
6450 "B<pthread_attr_getaffinity_np>(3), B<pthread_attr_getdetachstate>(3), "
6451 "B<pthread_attr_getguardsize>(3), B<pthread_attr_getinheritsched>(3), "
6452 "B<pthread_attr_getschedparam>(3), B<pthread_attr_getschedpolicy>(3), "
6453 "B<pthread_attr_getscope>(3), B<pthread_attr_getstack>(3), "
6454 "B<pthread_attr_getstackaddr>(3), B<pthread_attr_getstacksize>(3), "
6455 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthreads>(7)"
6457 "B<pthread_attr_getaffinity_np>(3), B<pthread_attr_getdetachstate>(3), "
6458 "B<pthread_attr_getguardsize>(3), B<pthread_attr_getinheritsched>(3), "
6459 "B<pthread_attr_getschedparam>(3), B<pthread_attr_getschedpolicy>(3), "
6460 "B<pthread_attr_getscope>(3), B<pthread_attr_getstack>(3), "
6461 "B<pthread_attr_getstackaddr>(3), B<pthread_attr_getstacksize>(3), "
6462 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthreads>(7)"
6465 #: build/C/man3/pthread_getcpuclockid.3:26
6467 msgid "PTHREAD_GETCPUCLOCKID"
6468 msgstr "PTHREAD_GETCPUCLOCKID"
6471 #: build/C/man3/pthread_getcpuclockid.3:29
6472 msgid "pthread_getcpuclockid - retrieve ID of a thread's CPU time clock"
6473 msgstr "pthread_getcpuclockid - スレッドの CPU 時間時計の ID を取得する"
6476 #: build/C/man3/pthread_getcpuclockid.3:33
6479 "B<#include E<lt>pthread.hE<gt>>\n"
6480 "B<#include E<lt>time.hE<gt>>\n"
6482 "B<#include E<lt>pthread.hE<gt>>\n"
6483 "B<#include E<lt>time.hE<gt>>\n"
6486 #: build/C/man3/pthread_getcpuclockid.3:35
6488 msgid "B<int pthread_getcpuclockid(pthread_t >I<thread>B<, clockid_t *>I<clock_id>B<);>\n"
6489 msgstr "B<int pthread_getcpuclockid(pthread_t >I<thread>B<, clockid_t *>I<clock_id>B<);>\n"
6491 #. The clockid is constructed as follows:
6492 #. *clockid = CLOCK_THREAD_CPUTIME_ID | (pd->tid << CLOCK_IDFIELD_SIZE)
6493 #. where CLOCK_IDFIELD_SIZE is 3.
6495 #: build/C/man3/pthread_getcpuclockid.3:46
6497 "The B<pthread_getcpuclockid>() function returns the clock ID for the CPU "
6498 "time clock of the thread I<thread>."
6500 "B<pthread_getcpuclockid>() 関数は、\n"
6501 "スレッド I<thread> の CPU 時間時計のクロック ID を返す。"
6504 #: build/C/man3/pthread_getcpuclockid.3:50
6509 #. CLOCK_THREAD_CPUTIME_ID not defined
6510 #. Looking at nptl/pthread_getcpuclockid.c an ERANGE error would
6511 #. be possible if kernel thread IDs took more than 29 bits (which
6512 #. they currently cannot).
6514 #: build/C/man3/pthread_getcpuclockid.3:58
6515 msgid "Per-thread CPU time clocks are not supported by the system."
6516 msgstr "スレッド単位の CPU 時間時計はこのシステムではサポートされていない。"
6519 #: build/C/man3/pthread_getcpuclockid.3:65
6520 msgid "This function is available in glibc since version 2.2."
6521 msgstr "この関数は glibc バージョン 2.2 以降で利用できる。"
6524 #: build/C/man3/pthread_getcpuclockid.3:70
6525 msgid "The B<pthread_getcpuclockid>() function is thread-safe."
6526 msgstr "B<pthread_getcpuclockid>() 関数はスレッドセーフである。"
6529 #: build/C/man3/pthread_getcpuclockid.3:83
6531 "When I<thread> refers to the calling thread, this function returns an "
6532 "identifier that refers to the same clock manipulated by B<clock_gettime>(2) "
6533 "and B<clock_settime>(2) when given the clock ID B<CLOCK_THREAD_CPUTIME_ID>."
6535 "I<thread> が呼び出したスレッドを参照している場合、\n"
6536 "クロック ID B<CLOCK_THREAD_CPUTIME_ID> が指定されていれば、\n"
6537 "B<clock_gettime>(2) と B<clock_settime>(2) が操作するのと同じ時計\n"
6541 #: build/C/man3/pthread_getcpuclockid.3:89
6543 "The program below creates a thread and then uses B<clock_gettime>(2) to "
6544 "retrieve the total process CPU time, and the per-thread CPU time consumed by "
6545 "the two threads. The following shell session shows an example run:"
6547 "以下のプログラムは、スレッドを作成し、それから\n"
6548 "B<clock_gettime>(2) を使ってプロセス全体の CPU 時間を取得し、\n"
6549 "B<pthread_getcpuclockid>(3) を使って 2 つのスレッドが消費した\n"
6550 "スレッド毎の CPU 時間を取得する。\n"
6551 "下記のシェルのセッションは実行例である。"
6554 #: build/C/man3/pthread_getcpuclockid.3:99
6558 "Main thread sleeping\n"
6559 "Subthread starting infinite loop\n"
6560 "Main thread consuming some CPU time...\n"
6561 "Process total CPU time: 1.368\n"
6562 "Main thread CPU time: 0.376\n"
6563 "Subthread CPU time: 0.992\n"
6566 "Main thread sleeping\n"
6567 "Subthread starting infinite loop\n"
6568 "Main thread consuming some CPU time...\n"
6569 "Process total CPU time: 1.368\n"
6570 "Main thread CPU time: 0.376\n"
6571 "Subthread CPU time: 0.992\n"
6574 #: build/C/man3/pthread_getcpuclockid.3:105
6576 msgid "/* Link with \"-lrt\" */\n"
6577 msgstr "/* \"-lrt\" でリンクする */\n"
6580 #: build/C/man3/pthread_getcpuclockid.3:113
6583 "#include E<lt>time.hE<gt>\n"
6584 "#include E<lt>stdio.hE<gt>\n"
6585 "#include E<lt>stdlib.hE<gt>\n"
6586 "#include E<lt>unistd.hE<gt>\n"
6587 "#include E<lt>pthread.hE<gt>\n"
6588 "#include E<lt>string.hE<gt>\n"
6589 "#include E<lt>errno.hE<gt>\n"
6591 "#include E<lt>time.hE<gt>\n"
6592 "#include E<lt>stdio.hE<gt>\n"
6593 "#include E<lt>stdlib.hE<gt>\n"
6594 "#include E<lt>unistd.hE<gt>\n"
6595 "#include E<lt>pthread.hE<gt>\n"
6596 "#include E<lt>string.hE<gt>\n"
6597 "#include E<lt>errno.hE<gt>\n"
6600 #: build/C/man3/pthread_getcpuclockid.3:127
6604 "thread_start(void *arg)\n"
6606 " printf(\"Subthread starting infinite loop\\en\");\n"
6612 "thread_start(void *arg)\n"
6614 " printf(\"Subthread starting infinite loop\\en\");\n"
6620 #: build/C/man3/pthread_getcpuclockid.3:132
6624 "pclock(char *msg, clockid_t cid)\n"
6626 " struct timespec ts;\n"
6629 "pclock(char *msg, clockid_t cid)\n"
6631 " struct timespec ts;\n"
6634 #: build/C/man3/pthread_getcpuclockid.3:138
6637 " printf(\"%s\", msg);\n"
6638 " if (clock_gettime(cid, &ts) == -1)\n"
6639 " handle_error(\"clock_gettime\");\n"
6640 " printf(\"%4ld.%03ld\\en\", ts.tv_sec, ts.tv_nsec / 1000000);\n"
6643 " printf(\"%s\", msg);\n"
6644 " if (clock_gettime(cid, &ts) == -1)\n"
6645 " handle_error(\"clock_gettime\");\n"
6646 " printf(\"%4ld.%03ld\\en\", ts.tv_sec, ts.tv_nsec / 1000000);\n"
6650 #: build/C/man3/pthread_getcpuclockid.3:145
6654 "main(int argc, char *argv[])\n"
6656 " pthread_t thread;\n"
6661 "main(int argc, char *argv[])\n"
6663 " pthread_t thread;\n"
6668 #: build/C/man3/pthread_getcpuclockid.3:149
6671 " s = pthread_create(&thread, NULL, thread_start, NULL);\n"
6673 " handle_error_en(s, \"pthread_create\");\n"
6675 " s = pthread_create(&thread, NULL, thread_start, NULL);\n"
6677 " handle_error_en(s, \"pthread_create\");\n"
6680 #: build/C/man3/pthread_getcpuclockid.3:152
6683 " printf(\"Main thread sleeping\\en\");\n"
6686 " printf(\"Main thread sleeping\\en\");\n"
6690 #: build/C/man3/pthread_getcpuclockid.3:156
6693 " printf(\"Main thread consuming some CPU time...\\en\");\n"
6694 " for (j = 0; j E<lt> 2000000; j++)\n"
6697 " printf(\"Main thread consuming some CPU time...\\en\");\n"
6698 " for (j = 0; j E<lt> 2000000; j++)\n"
6702 #: build/C/man3/pthread_getcpuclockid.3:158
6704 msgid " pclock(\"Process total CPU time: \", CLOCK_PROCESS_CPUTIME_ID);\n"
6705 msgstr " pclock(\"Process total CPU time: \", CLOCK_PROCESS_CPUTIME_ID);\n"
6708 #: build/C/man3/pthread_getcpuclockid.3:163
6711 " s = pthread_getcpuclockid(pthread_self(), &cid);\n"
6713 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6714 " pclock(\"Main thread CPU time: \", cid);\n"
6716 " s = pthread_getcpuclockid(pthread_self(), &cid);\n"
6718 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6719 " pclock(\"Main thread CPU time: \", cid);\n"
6722 #: build/C/man3/pthread_getcpuclockid.3:166
6725 " /* The preceding 4 lines of code could have been replaced by:\n"
6726 " pclock(\"Main thread CPU time: \", CLOCK_THREAD_CPUTIME_ID); */\n"
6728 " /* The preceding 4 lines of code could have been replaced by:\n"
6729 " pclock(\"Main thread CPU time: \", CLOCK_THREAD_CPUTIME_ID); */\n"
6732 #: build/C/man3/pthread_getcpuclockid.3:171
6735 " s = pthread_getcpuclockid(thread, &cid);\n"
6737 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6738 " pclock(\"Subthread CPU time: 1 \", cid);\n"
6740 " s = pthread_getcpuclockid(thread, &cid);\n"
6742 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6743 " pclock(\"Subthread CPU time: 1 \", cid);\n"
6746 #: build/C/man3/pthread_getcpuclockid.3:174
6749 " exit(EXIT_SUCCESS); /* Terminates both threads */\n"
6752 " exit(EXIT_SUCCESS); /* Terminates both threads */\n"
6756 #: build/C/man3/pthread_getcpuclockid.3:183
6758 "B<clock_gettime>(2), B<clock_settime>(2), B<timer_create>(2), "
6759 "B<clock_getcpuclockid>(3), B<pthread_self>(3), B<pthreads>(7), B<time>(7)"
6761 "B<clock_gettime>(2), B<clock_settime>(2), B<timer_create>(2), "
6762 "B<clock_getcpuclockid>(3), B<pthread_self>(3), B<pthreads>(7), B<time>(7)"
6765 #: build/C/man3/pthread_join.3:26
6767 msgid "PTHREAD_JOIN"
6768 msgstr "PTHREAD_JOIN"
6771 #: build/C/man3/pthread_join.3:29
6772 msgid "pthread_join - join with a terminated thread"
6773 msgstr "pthread_join - 終了したスレッドを join する"
6776 #: build/C/man3/pthread_join.3:34
6778 msgid "B<int pthread_join(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
6779 msgstr "B<int pthread_join(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
6782 #: build/C/man3/pthread_join.3:49
6784 "The B<pthread_join>() function waits for the thread specified by I<thread> "
6785 "to terminate. If that thread has already terminated, then "
6786 "B<pthread_join>() returns immediately. The thread specified by I<thread> "
6789 "B<pthread_join>() 関数は、I<thread> で指定されたスレッドが\n"
6790 "終了するのを待つ。そのスレッドがすでに終了している場合、\n"
6791 "B<pthread_join>() はすぐに返る。\n"
6792 "I<thread> で指定されたスレッドは join 可能でなければならない。"
6795 #: build/C/man3/pthread_join.3:63
6797 "If I<retval> is not NULL, then B<pthread_join>() copies the exit status of "
6798 "the target thread (i.e., the value that the target thread supplied to "
6799 "B<pthread_exit>(3)) into the location pointed to by I<*retval>. If the "
6800 "target thread was canceled, then B<PTHREAD_CANCELED> is placed in I<*retval>."
6802 "I<retval> が NULL でない場合、 B<pthread_join>() は対象スレッドの終了\n"
6803 "ステータス (すなわち、対象スレッドが B<pthread_exit>(3) に渡した値) を\n"
6804 "I<*retval> が指す場所にコピーする。対象スレッドがキャンセルされた場合、\n"
6805 "I<*retval> には B<PTHREAD_CANCELED> が格納される。"
6808 #: build/C/man3/pthread_join.3:70
6810 "If multiple threads simultaneously try to join with the same thread, the "
6811 "results are undefined. If the thread calling B<pthread_join>() is "
6812 "canceled, then the target thread will remain joinable (i.e., it will not be "
6815 "複数のスレッドが同時に同じスレッドを join しようとした場合、その結果\n"
6816 "は不定である。B<pthread_join>() を呼び出しているスレッドがキャンセル\n"
6817 "された場合、対象スレッドは join 可能のままとなる (detached 状態には\n"
6821 #: build/C/man3/pthread_join.3:75
6823 "On success, B<pthread_join>() returns 0; on error, it returns an error "
6826 "成功すると、 B<pthread_join>() は 0 を返す。\n"
6830 #: build/C/man3/pthread_join.3:76
6835 #. The following verified by testing on glibc 2.8/NPTL:
6836 #. The following verified by testing on glibc 2.8/NPTL:
6838 #: build/C/man3/pthread_join.3:85
6840 "A deadlock was detected (e.g., two threads tried to join with each other); "
6841 "or I<thread> specifies the calling thread."
6843 "デッドロックが検出された (例えば、二つのスレッドが互いに join しようと\n"
6844 "した場合)、または I<thread> に呼び出したスレッドが指定されている。"
6846 #. POSIX.1-2001 does not specify this error case.
6848 #: build/C/man3/pthread_join.3:93
6849 msgid "Another thread is already waiting to join with this thread."
6850 msgstr "別のスレッドがすでにこのスレッドの join 待ちである。"
6853 #: build/C/man3/pthread_join.3:104
6855 "After a successful call to B<pthread_join>(), the caller is guaranteed that "
6856 "the target thread has terminated."
6858 "B<pthread_join>() の呼び出しが成功した場合は、\n"
6859 "呼び出し側には、対象スレッドが終了していることが保証される。"
6862 #: build/C/man3/pthread_join.3:107
6864 "Joining with a thread that has previously been joined results in undefined "
6866 msgstr "すでに join されたスレッドを join した場合の結果は不定である。"
6869 #: build/C/man3/pthread_join.3:115
6871 "Failure to join with a thread that is joinable (i.e., one that is not "
6872 "detached), produces a \"zombie thread\". Avoid doing this, since each "
6873 "zombie thread consumes some system resources, and when enough zombie threads "
6874 "have accumulated, it will no longer be possible to create new threads (or "
6877 "join 可能なスレッド (detached 状態でないスレッド) の join に失敗した場合、\n"
6878 "\"ゾンビスレッド (zombie thread)\" が生成される。\n"
6879 "各ゾンビスレッドはシステムリソースをいくらかは消費し、\n"
6880 "ゾンビスレッドがたくさん生成されてしまうと、\n"
6881 "新しいスレッド (やプロセス) がそれ以上作成できなくなってしまうので、\n"
6882 "このようなことが起きるのは避けること。"
6885 #: build/C/man3/pthread_join.3:121
6887 "There is no pthreads analog of I<waitpid(-1,\\ &status,\\ 0)>, that is, "
6888 "\"join with any terminated thread\". If you believe you need this "
6889 "functionality, you probably need to rethink your application design."
6891 "pthreads には、 I<waitpid(-1,\\ &status,\\ 0)>、つまり\n"
6892 "\"終了されたスレッドのどれかを join する\" といった機能はない。\n"
6893 "この機能が必要だと思うような場合には、おそらく\n"
6894 "自分のアプリケーションの設計を考え直す必要があるだろう。"
6897 #: build/C/man3/pthread_join.3:124
6899 "All of the threads in a process are peers: any thread can join with any "
6900 "other thread in the process."
6902 "プロセス内の全てのスレッドは対等であり、\n"
6903 "どのスレッドでもプロセス内の他のスレッドを join できる。"
6906 #: build/C/man3/pthread_join.3:134
6908 "B<pthread_cancel>(3), B<pthread_create>(3), B<pthread_detach>(3), "
6909 "B<pthread_exit>(3), B<pthread_tryjoin_np>(3), B<pthreads>(7)"
6911 "B<pthread_cancel>(3), B<pthread_create>(3), B<pthread_detach>(3), "
6912 "B<pthread_exit>(3), B<pthread_tryjoin_np>(3), B<pthreads>(7)"
6915 #: build/C/man3/pthread_kill.3:26
6917 msgid "PTHREAD_KILL"
6918 msgstr "PTHREAD_KILL"
6921 #: build/C/man3/pthread_kill.3:26
6922 #: build/C/man3/pthread_kill_other_threads_np.3:26
6923 #: build/C/man3/pthread_self.3:26 build/C/man3/pthread_setcancelstate.3:26
6924 #: build/C/man3/pthread_yield.3:25
6930 #: build/C/man3/pthread_kill.3:29
6931 msgid "pthread_kill - send a signal to a thread"
6932 msgstr "pthread_kill - スレッドにシグナルを送信する"
6935 #: build/C/man3/pthread_kill.3:32 build/C/man3/pthread_sigmask.3:32
6937 msgid "B<#include E<lt>signal.hE<gt>>\n"
6938 msgstr "B<#include E<lt>signal.hE<gt>>\n"
6941 #: build/C/man3/pthread_kill.3:34
6943 msgid "B<int pthread_kill(pthread_t >I<thread>B<, int >I<sig>B<);>\n"
6944 msgstr "B<int pthread_kill(pthread_t >I<thread>B<, int >I<sig>B<);>\n"
6947 #: build/C/man3/pthread_kill.3:45
6948 msgid "B<pthread_kill>():"
6949 msgstr "B<pthread_kill>():"
6952 #: build/C/man3/pthread_kill.3:47 build/C/man3/pthread_sigmask.3:48
6953 msgid "_POSIX_C_SOURCE\\ E<gt>=\\ 199506L || _XOPEN_SOURCE\\ E<gt>=\\ 500"
6954 msgstr "_POSIX_C_SOURCE\\ E<gt>=\\ 199506L || _XOPEN_SOURCE\\ E<gt>=\\ 500"
6957 #: build/C/man3/pthread_kill.3:59
6959 "The B<pthread_kill>() function sends the signal I<sig> to I<thread>, a "
6960 "thread in the same process as the caller. The signal is asynchronously "
6961 "directed to I<thread>."
6963 "B<pthread_kill>() 関数は、呼び出したスレッドと同じプロセスの\n"
6964 "スレッド I<thread> にシグナル I<sig> を送信する。\n"
6965 "シグナルは非同期に I<thread> へ直接送られる。"
6968 #: build/C/man3/pthread_kill.3:63
6970 "If I<sig> is 0, then no signal is sent, but error checking is still "
6973 "I<sig> が 0 の場合、シグナルは送信されないが、エラーチェックだけは実行され"
6977 #: build/C/man3/pthread_kill.3:68
6979 "On success, B<pthread_kill>() returns 0; on error, it returns an error "
6980 "number, and no signal is sent."
6982 "成功すると、 B<pthread_kill>() は 0 を返す。\n"
6983 "エラーの場合、エラー番号を返し、シグナルの送信は行わない。"
6986 #: build/C/man3/pthread_kill.3:72
6987 msgid "An invalid signal was specified."
6988 msgstr "無効なシグナルが指定された。"
6991 #: build/C/man3/pthread_kill.3:77
6992 msgid "The B<pthread_kill>() function is thread-safe."
6993 msgstr "B<pthread_kill>() 関数はスレッドセーフである。"
6996 #: build/C/man3/pthread_kill.3:79
6997 msgid "POSIX.1-2008."
6998 msgstr "POSIX.1-2008."
7001 #: build/C/man3/pthread_kill.3:86
7003 "Signal dispositions are process-wide: if a signal handler is installed, the "
7004 "handler will be invoked in the thread I<thread>, but if the disposition of "
7005 "the signal is \"stop\", \"continue\", or \"terminate\", this action will "
7006 "affect the whole process."
7008 "シグナルの配送はプロセス全体で行われる。\n"
7009 "シグナルハンドラが設定されている場合、\n"
7010 "そのハンドラがスレッド I<thread> で起動されるが、\n"
7011 "シグナルの配送が \"stop\", \"continue\", \"terminate\" のいずれかの場合、\n"
7012 "シグナルに対するアクションはプロセス全体に影響がある。"
7015 #: build/C/man3/pthread_kill.3:99
7017 "POSIX.1-2008 recommends that if an implementation detects the use of a "
7018 "thread ID after the end of its lifetime, B<pthread_kill>() should return "
7019 "the error B<ESRCH>. The glibc implementation returns this error in the "
7020 "cases where an invalid thread ID can be detected. But note also that POSIX "
7021 "says that an attempt to use a thread ID whose lifetime has ended produces "
7022 "undefined behavior, and an attempt to use an invalid thread ID in a call to "
7023 "B<pthread_kill>() can, for example, cause a segmentation fault."
7025 "POSIX.1-2008 では、 スレッドが終了した後にそのスレッド ID が使用されたことを"
7026 "検出した場合に、 B<pthread_kill>() はエラー B<ESRCH> を返すことを推奨されてい"
7027 "る。 glibc の実装では、無効なスレッド ID を検出できる場合にはこのエラーを返"
7028 "す。 しかし、 POSIX では、 終了したスレッド ID を使おうとした場合の動作は不定"
7029 "であり、 B<pthread_kill>() で無効なスレッド ID を使おうとした場合には、 例え"
7030 "ば、 セグメンテーションフォールトになる可能性もある点に注意すること。"
7033 #: build/C/man3/pthread_kill.3:108
7035 "B<kill>(2), B<sigaction>(2), B<sigpending>(2), B<pthread_self>(3), "
7036 "B<pthread_sigmask>(3), B<raise>(3), B<pthreads>(7), B<signal>(7)"
7038 "B<kill>(2), B<sigaction>(2), B<sigpending>(2), B<pthread_self>(3), "
7039 "B<pthread_sigmask>(3), B<raise>(3), B<pthreads>(7), B<signal>(7)"
7042 #: build/C/man3/pthread_kill_other_threads_np.3:26
7044 msgid "PTHREAD_KILL_OTHER_THREADS_NP"
7045 msgstr "PTHREAD_KILL_OTHER_THREADS_NP"
7048 #: build/C/man3/pthread_kill_other_threads_np.3:29
7049 msgid "pthread_kill_other_threads_np - terminate all other threads in process"
7050 msgstr "pthread_kill_other_threads_np - プロセス内の他の全スレッドを終了する"
7053 #: build/C/man3/pthread_kill_other_threads_np.3:34
7055 msgid "B<void pthread_kill_other_threads_np(void);>\n"
7056 msgstr "B<void pthread_kill_other_threads_np(void);>\n"
7059 #. Available since glibc 2.0
7061 #: build/C/man3/pthread_kill_other_threads_np.3:47
7063 "B<pthread_kill_other_threads_np>() has an effect only in the LinuxThreads "
7064 "threading implementation. On that implementation, calling this function "
7065 "causes the immediate termination of all threads in the application, except "
7066 "the calling thread. The cancellation state and cancellation type of the to-"
7067 "be-terminated threads are ignored, and the cleanup handlers are not called "
7070 "B<pthread_kill_other_threads_np>() は、\n"
7071 "LinuxThreads スレッド実装においてのみ効果がある。\n"
7072 "LinuxThreads スレッド実装では、この関数を呼び出すと\n"
7073 "アプリケーション内の全てのスレッドがすぐに終了される。\n"
7074 "終了対象のスレッドの cancelability state と cancelability type は\n"
7075 "無視され、それらのスレッドのクリーンアップハンドラは呼び出されない。"
7078 #: build/C/man3/pthread_kill_other_threads_np.3:52
7079 msgid "The B<pthread_kill_other_threads_np>() function is thread-safe."
7080 msgstr "B<pthread_kill_other_threads_np>() 関数はスレッドセーフである。"
7083 #: build/C/man3/pthread_kill_other_threads_np.3:64
7085 "B<pthread_kill_other_threads_np>() is intended to be called just before a "
7086 "thread calls B<execve>(2) or a similar function. This function is designed "
7087 "to address a limitation in the obsolete LinuxThreads implementation whereby "
7088 "the other threads of an application are not automatically terminated (as "
7089 "POSIX.1-2001 requires) during B<execve>(2)."
7091 "B<pthread_kill_other_threads_np>() は、\n"
7092 "スレッドが B<execve>(2) や同様の関数を呼び出す直前に\n"
7093 "呼ばれることを目的として用意されている。\n"
7094 "この関数は、(廃止予定の) LinuxThreads スレッド実装における、\n"
7095 "B<execve>(2) の際にアプリケーションの他のスレッドが自動的に\n"
7096 "終了されないという制限を解決するために設計された。"
7099 #: build/C/man3/pthread_kill_other_threads_np.3:71
7101 "In the NPTL threading implementation, B<pthread_kill_other_threads_np>() "
7102 "exists, but does nothing. (Nothing needs to be done, because the "
7103 "implementation does the right thing during an B<execve>(2).)"
7105 "NPTL スレッド実装では、 B<pthread_kill_other_threads_np>() は存在するが、\n"
7106 "何もしない(NPTL 実装は B<execve>(2) の際に適切な動作をするので、\n"
7110 #: build/C/man3/pthread_kill_other_threads_np.3:77
7112 "B<execve>(2), B<pthread_cancel>(3), B<pthread_setcancelstate>(3), "
7113 "B<pthread_setcanceltype>(3), B<pthreads>(7)"
7115 "B<execve>(2), B<pthread_cancel>(3), B<pthread_setcancelstate>(3), "
7116 "B<pthread_setcanceltype>(3), B<pthreads>(7)"
7119 #: build/C/man3/pthread_rwlockattr_setkind_np.3:25
7121 msgid "PTHREAD_RWLOCKATTR_SETKIND_NP"
7122 msgstr "PTHREAD_RWLOCKATTR_SETKIND_NP"
7125 #: build/C/man3/pthread_rwlockattr_setkind_np.3:25
7131 #: build/C/man3/pthread_rwlockattr_setkind_np.3:29
7133 "pthread_rwlockattr_setkind_np, pthread_rwlockattr_getkind_np - set/get the "
7134 "read-write lock kind of the thread read-write lock attribute object"
7136 "pthread_rwlockattr_setkind_np, pthread_rwlockattr_getkind_np - スレッドの読み"
7137 "書きロック属性オブジェクトの読み書きロック種別の設定、取得を行う"
7140 #: build/C/man3/pthread_rwlockattr_setkind_np.3:37
7143 "B<int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t *>I<attr>B<,>\n"
7144 "B< int >I<pref>B<);>\n"
7145 "B<int pthread_rwlockattr_getkind_np(const pthread_rwlockattr_t *>I<attr>B<,>\n"
7146 "B< int *>I<pref>B<);>\n"
7148 "B<int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t *>I<attr>B<,>\n"
7149 "B< int >I<pref>B<);>\n"
7150 "B<int pthread_rwlockattr_getkind_np(const pthread_rwlockattr_t *>I<attr>B<,>\n"
7151 "B< int *>I<pref>B<);>\n"
7154 #: build/C/man3/pthread_rwlockattr_setkind_np.3:48
7155 msgid "B<pthread_rwlockattr_setkind_np>(), B<pthread_rwlockattr_getkind_np>():"
7157 "B<pthread_rwlockattr_setkind_np>(), B<pthread_rwlockattr_getkind_np>():"
7160 #: build/C/man3/pthread_rwlockattr_setkind_np.3:52
7161 msgid "_XOPEN_SOURCE\\ E<gt>=\\ 500 || _POSIX_C_SOURCE E<gt>= 200809L"
7162 msgstr "_XOPEN_SOURCE\\ E<gt>=\\ 500 || _POSIX_C_SOURCE E<gt>= 200809L"
7165 #: build/C/man3/pthread_rwlockattr_setkind_np.3:65
7167 "The B<pthread_rwlockattr_setkind_np>() function sets the \"lock kind\" "
7168 "attribute of the read-write lock attribute object referred to by I<attr> to "
7169 "the value specified in I<pref>. The argument I<pref> may be set to one of "
7172 "B<pthread_rwlockattr_setkind_np>() 関数は、 I<attr> が参照する読み書きロック"
7173 "属性オブジェクトの「ロック種別 (lock kind)」を I<pref> で指定された値に設定す"
7174 "る。 引き数 I<pref> には以下のいずれか一つを設定できる。"
7177 #: build/C/man3/pthread_rwlockattr_setkind_np.3:65
7179 msgid "B<PTHREAD_RWLOCK_PREFER_READER_NP>"
7180 msgstr "B<PTHREAD_RWLOCK_PREFER_READER_NP>"
7183 #: build/C/man3/pthread_rwlockattr_setkind_np.3:78
7185 "This is the default. A thread may hold multiple read locks; that is, read "
7186 "locks are recursive. According to The Single Unix Specification, the "
7187 "behavior is unspecified when a reader tries to place a lock, and there is no "
7188 "write lock but writers are waiting. Giving preference to the reader, as is "
7189 "set by B<PTHREAD_RWLOCK_PREFER_READER_NP>, implies that the reader will "
7190 "receive the requested lock, even if a writer is waiting. As long as there "
7191 "are readers, the writer will be starved."
7193 "これがデフォルトである。 スレッドは複数の読み出しロックを保持できる。 つま"
7194 "り、読み出しロックは再帰的である。 Single Unix Specification では、 読み出し"
7195 "側がロックをかけようとした際に、書き込みロックはないが書き込み側が待っていた"
7196 "場合の、動作は規定されていない。 B<PTHREAD_RWLOCK_PREFER_READER_NP> に設定"
7197 "し、読み出し側に優先度を与えるということは、 たとえ書き込み側が待っていたとし"
7198 "ても、読み出し側が要求したロックを受け取ることを意味する。 読み出し側がいる限"
7202 #: build/C/man3/pthread_rwlockattr_setkind_np.3:78
7204 msgid "B<PTHREAD_RWLOCK_PREFER_WRITER_NP>"
7205 msgstr "B<PTHREAD_RWLOCK_PREFER_WRITER_NP>"
7208 #: build/C/man3/pthread_rwlockattr_setkind_np.3:83
7210 "This is intended as the write lock analog of "
7211 "B<PTHREAD_RWLOCK_PREFER_READER_NP>. But see BUGS."
7213 "これは B<PTHREAD_RWLOCK_PREFER_READER_NP> の書き込みロック版である。 ただし"
7217 #: build/C/man3/pthread_rwlockattr_setkind_np.3:83
7219 msgid "B<PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP>"
7220 msgstr "B<PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP>"
7223 #: build/C/man3/pthread_rwlockattr_setkind_np.3:88
7225 "Setting the lock kind to this avoids writer starvation as long as any read "
7226 "locking is not done in a recursive fashion."
7228 "ロック種別をこの値に設定すると、 読み出しロックが再帰的に行われない限りは、 "
7229 "書き込み側の待ちを避けることができる。"
7232 #: build/C/man3/pthread_rwlockattr_setkind_np.3:96
7234 "The B<pthread_rwlockattr_getkind_np>() function returns the value of the "
7235 "lock kind attribute of the read-write lock attribute object referred to by "
7236 "I<attr> in the pointer I<pref>."
7238 "B<pthread_rwlockattr_getkind_np>() 関数は、 I<attr> が参照する読み書きロック"
7239 "属性オブジェクトのロック種別属性の値をポインター I<pref> に入れて返す。"
7242 #: build/C/man3/pthread_rwlockattr_setkind_np.3:104
7244 "On success, these functions return 0. Given valid pointer arguments, "
7245 "B<pthread_rwlockattr_getkind_np>() always succeeds. On error, "
7246 "B<pthread_rwlockattr_setkind_np>() returns a non-zero error number."
7248 "成功すると、これらの関数は 0 を返す。 有効なポインター引き数が渡された場合、 "
7249 "B<pthread_rwlockattr_getkind_np>() は常に成功する。 エラーの場合、 "
7250 "B<pthread_rwlockattr_setkind_np>() は 0 以外のエラー番号を返す。"
7253 #: build/C/man3/pthread_rwlockattr_setkind_np.3:109
7254 msgid "I<pref> specifies an unsupported value."
7255 msgstr "I<pref> にサポート外の値が指定された。"
7257 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7057
7259 #: build/C/man3/pthread_rwlockattr_setkind_np.3:121
7261 "Setting the value read-write lock kind to B<PTHREAD_RWLOCK_PREFER_WRITER_NP> "
7262 "results in the same behavior as setting the value to "
7263 "B<PTHREAD_RWLOCK_PREFER_READER_NP>. As long as a reader thread holds the "
7264 "lock, the thread holding a write lock will be starved. Setting the lock "
7265 "kind to B<PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP> allows writers to "
7266 "run, but, as the name implies a writer may not lock recursively."
7268 "読み書きロック種別の値を B<PTHREAD_RWLOCK_PREFER_WRITER_NP> に設定すること"
7269 "は、 値を B<PTHREAD_RWLOCK_PREFER_READER_NP> に設定するのと同じ動作となる。 "
7270 "読み出しスレッドがロックを保持する限り、書き込みロックを保持しているスレッド"
7271 "は停止することになる。 ロック種別を "
7272 "B<PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP> に設定すると、 書き込み側が動"
7273 "作できるようになるが、変数名から分かるように、 書き込み側はロックを再帰的に行"
7277 #: build/C/man3/pthread_rwlockattr_setkind_np.3:127
7279 "The B<pthread_rwlockattr_getkind_np>() and "
7280 "B<pthread_rwlockattr_setkind_np>() functions first appeared in glibc 2.1."
7282 "関数 B<pthread_rwlockattr_getkind_np>() と "
7283 "B<pthread_rwlockattr_setkind_np>() は glibc 2.1 で初めて登場した。"
7286 #: build/C/man3/pthread_rwlockattr_setkind_np.3:130
7288 "These functions are non-standard GNU extensions; hence the suffix \"_np"
7289 "\" (non-portable) in the names."
7291 "これらの関数は非標準の GNU による拡張である。 そのため、名前に \"_np\" (non-"
7292 "portable; 移植性がない) という接尾辞が付いている。"
7295 #: build/C/man3/pthread_rwlockattr_setkind_np.3:132
7296 msgid "B<pthreads>(7)"
7297 msgstr "B<pthreads>(7)"
7300 #: build/C/man3/pthread_self.3:26
7302 msgid "PTHREAD_SELF"
7303 msgstr "PTHREAD_SELF"
7306 #: build/C/man3/pthread_self.3:29
7307 msgid "pthread_self - obtain ID of the calling thread"
7308 msgstr "pthread_self - 呼び出したスレッドの ID を取得する"
7311 #: build/C/man3/pthread_self.3:34
7313 msgid "B<pthread_t pthread_self(void);>\n"
7314 msgstr "B<pthread_t pthread_self(void);>\n"
7317 #: build/C/man3/pthread_self.3:46
7319 "The B<pthread_self>() function returns the ID of the calling thread. This "
7320 "is the same value that is returned in I<*thread> in the "
7321 "B<pthread_create>(3) call that created this thread."
7323 "B<pthread_self>() 関数は、呼び出したスレッドの ID を返す。\n"
7324 "得られる ID は、このスレッドが作成された B<pthread_create>(3) の\n"
7325 "呼び出しで I<*thread> で返されるのと同じ値である。"
7328 #: build/C/man3/pthread_self.3:48
7329 msgid "This function always succeeds, returning the calling thread's ID."
7330 msgstr "この関数は常に成功し、呼び出したスレッドの ID を返す。"
7333 #: build/C/man3/pthread_self.3:55
7334 msgid "The B<pthread_self>() function is thread-safe."
7335 msgstr "B<pthread_self>() 関数はスレッドセーフである。"
7338 #: build/C/man3/pthread_self.3:68
7340 "POSIX.1 allows an implementation wide freedom in choosing the type used to "
7341 "represent a thread ID; for example, representation using either an "
7342 "arithmetic type or a structure is permitted. Therefore, variables of type "
7343 "I<pthread_t> can't portably be compared using the C equality operator "
7344 "(B<==>); use B<pthread_equal>(3) instead."
7346 "POSIX.1 では、スレッド ID を表現するのに使用する型は、\n"
7347 "スレッド実装が完全に自由に選択してよいことになっている。\n"
7348 "例えば、スレッド ID を表現するのに数値型を使っても構造体を使ってもよい。\n"
7349 "そのため、移植性を確保しつつ、 C 言語の等価演算子 (B<==>) を使って、\n"
7350 "I<pthread_t> 型の変数の比較を行うことはできない。\n"
7351 "代わりに B<pthread_equal>(3) を使うこと。"
7354 #: build/C/man3/pthread_self.3:72
7356 "Thread identifiers should be considered opaque: any attempt to use a thread "
7357 "ID other than in pthreads calls is nonportable and can lead to unspecified "
7360 "スレッド識別子はその内部構造を意識すべきではない。\n"
7361 "pthreads 関数以外でスレッド ID を利用しようとした場合、\n"
7362 "移植性がなくなり、どのような結果が得られるかも分からない。"
7365 #: build/C/man3/pthread_self.3:76
7367 "Thread IDs are guaranteed to be unique only within a process. A thread ID "
7368 "may be reused after a terminated thread has been joined, or a detached "
7369 "thread has terminated."
7371 "スレッド ID の一意性が保証されるのは、あるプロセス内においてのみである。\n"
7372 "終了したスレッドが join されたり、\n"
7373 "切り離された (detached) スレッドが終了されたりした後は、\n"
7374 "そのスレッド ID は再利用されることがある。"
7377 #: build/C/man3/pthread_self.3:81
7379 "The thread ID returned by B<pthread_self>() is not the same thing as the "
7380 "kernel thread ID returned by a call to B<gettid>(2)."
7382 "B<pthread_self>() が返すスレッド ID は、\n"
7383 "B<gettid>(2) が返すカーネルスレッド ID とは違うものである。"
7386 #: build/C/man3/pthread_self.3:85
7387 msgid "B<pthread_create>(3), B<pthread_equal>(3), B<pthreads>(7)"
7388 msgstr "B<pthread_create>(3), B<pthread_equal>(3), B<pthreads>(7)"
7391 #: build/C/man3/pthread_setaffinity_np.3:26
7393 msgid "PTHREAD_SETAFFINITY_NP"
7394 msgstr "PTHREAD_SETAFFINITY_NP"
7397 #: build/C/man3/pthread_setaffinity_np.3:30
7399 "pthread_setaffinity_np, pthread_getaffinity_np - set/get CPU affinity of a "
7402 "pthread_setaffinity_np, pthread_getaffinity_np - スレッドの\n"
7403 "CPU affinity の設定/取得を行う"
7406 #: build/C/man3/pthread_setaffinity_np.3:39
7409 "B<int pthread_setaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7410 "B< const cpu_set_t *>I<cpuset>B<);>\n"
7411 "B<int pthread_getaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7412 "B< cpu_set_t *>I<cpuset>B<);>\n"
7414 "B<int pthread_setaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7415 "B< const cpu_set_t *>I<cpuset>B<);>\n"
7416 "B<int pthread_getaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7417 "B< cpu_set_t *>I<cpuset>B<);>\n"
7420 #: build/C/man3/pthread_setaffinity_np.3:54
7422 "The B<pthread_setaffinity_np>() function sets the CPU affinity mask of the "
7423 "thread I<thread> to the CPU set pointed to by I<cpuset>. If the call is "
7424 "successful, and the thread is not currently running on one of the CPUs in "
7425 "I<cpuset>, then it is migrated to one of those CPUs."
7427 "B<pthread_setaffinity_np>() 関数は、スレッド I<thread> の CPU affinity\n"
7428 "マスクに I<cpuset> が指す CPU 集合を設定する。呼び出しが成功し、\n"
7429 "そのスレッドが現在 I<cpuset> で指定された CPU 上でが実行されていない\n"
7430 "場合は、スレッドは指定された CPU のいずれかに移動される。"
7433 #: build/C/man3/pthread_setaffinity_np.3:61
7435 "The B<pthread_getaffinity_np>() function returns the CPU affinity mask of "
7436 "the thread I<thread> in the buffer pointed to by I<cpuset>."
7438 "B<pthread_getaffinity_np>() 関数は、スレッド I<thread> の CPU affinity\n"
7439 "マスクを、I<cpuset> が指すバッファに入れて返す。"
7442 #: build/C/man3/pthread_setaffinity_np.3:77
7444 "The argument I<cpusetsize> is the length (in bytes) of the buffer pointed to "
7445 "by I<cpuset>. Typically, this argument would be specified as "
7446 "I<sizeof(cpu_set_t)>. (It may be some other value, if using the macros "
7447 "described in B<CPU_SET>(3) for dynamically allocating a CPU set.)"
7449 "引き数 I<cpusetsize> は I<cpuset> が指すバッファの長さ (バイト単位) で\n"
7450 "ある。通常は、この引き数には I<sizeof(cpu_set_t)> を指定する\n"
7451 "(B<CPU_SET>(3) に書かれているマクロを使って CPU 集合を動的に\n"
7452 "割り当てている場合には、別の値になることもある)。"
7455 #: build/C/man3/pthread_setaffinity_np.3:81
7461 #: build/C/man3/pthread_setaffinity_np.3:84
7462 msgid "A supplied memory address was invalid."
7463 msgstr "指定されたメモリアドレスが無効である。"
7466 #: build/C/man3/pthread_setaffinity_np.3:93
7468 "(B<pthread_setaffinity_np>()) The affinity bit mask I<mask> contains no "
7469 "processors that are currently physically on the system and permitted to the "
7470 "thread according to any restrictions that may be imposed by the \"cpuset\" "
7471 "mechanism described in B<cpuset>(7)."
7473 "(B<pthread_setaffinity_np>()) affinity ビットマスク I<mask> に、\n"
7474 "その時点でシステム上に物理的に存在して、かつそのスレッドに対して許可\n"
7475 "されているプロセッサが一つも含まれていない。\n"
7476 "スレッドに対してどのプロセッサの利用が許可されるかは、B<cpuset>(7) で\n"
7477 "説明されている \"cpuset\" 機構に適用される制限に基づいて決まる。"
7480 #. Loic Domaigne commented: it seems that in the future the
7481 #. kernel developers want to make cpumask_t dynamic, so
7482 #. CONFIG_NR_CPUS might become obsolete in the future.
7484 #. The raw sched_getaffinity() system call returns the size (in bytes)
7485 #. of the cpumask_t type.
7487 #: build/C/man3/pthread_setaffinity_np.3:109
7489 "(B<pthread_setaffinity_np>()) I<cpuset> specified a CPU that was outside "
7490 "the set supported by the kernel. (The kernel configuration option "
7491 "B<CONFIG_NR_CPUS> defines the range of the set supported by the kernel data "
7492 "type used to represent CPU sets.)"
7494 "(B<pthread_setaffinity_np>()) I<cpuset> が、カーネルがサポートする CPU\n"
7495 "集合に含まれない CPU を指定していた。(カーネルの設定オプション\n"
7496 "B<CONFIG_NR_CPUS> により、CPU 集合を表現するのに使われるカーネルの\n"
7497 "データ型がサポートする CPU 集合の範囲が定義される。)"
7500 #: build/C/man3/pthread_setaffinity_np.3:114
7502 "(B<pthread_getaffinity_np>()) I<cpusetsize> is smaller than the size of the "
7503 "affinity mask used by the kernel."
7505 "(B<pthread_getaffinity_np>()) I<cpusetsize> がカーネルが使用する\n"
7506 "affinity マスクの大きさよりも小さい。"
7509 #: build/C/man3/pthread_setaffinity_np.3:128
7511 "The B<pthread_setaffinity_np>() and B<pthread_getaffinity_np>() functions "
7514 "関数 B<pthread_setaffinity_np>() と B<pthread_getaffinity_np>() はスレッド"
7518 #: build/C/man3/pthread_setaffinity_np.3:144
7520 "After a call to B<pthread_setaffinity_np>(), the set of CPUs on which the "
7521 "thread will actually run is the intersection of the set specified in the "
7522 "I<cpuset> argument and the set of CPUs actually present on the system. The "
7523 "system may further restrict the set of CPUs on which the thread runs if the "
7524 "\"cpuset\" mechanism described in B<cpuset>(7) is being used. These "
7525 "restrictions on the actual set of CPUs on which the thread will run are "
7526 "silently imposed by the kernel."
7528 "B<pthread_setaffinity_np>() を呼び出した後、\n"
7529 "そのスレッドが実際に実行される CPU 集合は、\n"
7530 "I<cpuset> 引き数で指定された集合と\n"
7531 "システムに実際に存在する CPU 集合の共通部分になる。\n"
7532 "また、 B<cpuset>(7) で説明されている \"cpuset\" 機構が使われている場合\n"
7533 "には、そのスレッドが実行される CPU 集合がシステムによってさらに制限\n"
7534 "される場合がある。そのスレッドが実行される実際の CPU 集合に対する\n"
7535 "これらの制限は、カーネルにより黙って適用される。"
7538 #: build/C/man3/pthread_setaffinity_np.3:150
7540 "These functions are implemented on top of the B<sched_setaffinity>(2) and "
7541 "B<sched_getaffinity>(2) system calls."
7543 "これらの関数は、システムコール B<sched_setaffinity>(2) と\n"
7544 "B<sched_getaffinity>(2) を使って実装されている。"
7547 #: build/C/man3/pthread_setaffinity_np.3:161
7549 "A new thread created by B<pthread_create>(3) inherits a copy of its "
7550 "creator's CPU affinity mask."
7552 "B<pthread_create>(3) で作成される新しいスレッドは、\n"
7553 "作成者の CPU affinity マスクを継承する。"
7556 #: build/C/man3/pthread_setaffinity_np.3:169
7558 "In the following program, the main thread uses B<pthread_setaffinity_np>() "
7559 "to set its CPU affinity mask to include CPUs 0 to 7 (which may not all be "
7560 "available on the system), and then calls B<pthread_getaffinity_np>() to "
7561 "check the resulting CPU affinity mask of the thread."
7563 "以下のプログラムでは、メインスレッドは\n"
7564 "B<pthread_setaffinity_np>() を使って自分の CPU affinity マスクに\n"
7565 "CPU 0 から 7 が含まれるように設定し\n"
7566 "(システム上には 0 から 7 に対応する CPU が全て存在するとは限らない)、\n"
7567 "その後で B<pthread_getaffinity_np>() を使って\n"
7568 "スレッドに実際に設定された CPU affinity マスクを確認している。"
7571 #: build/C/man3/pthread_setaffinity_np.3:176
7574 "#define _GNU_SOURCE\n"
7575 "#include E<lt>pthread.hE<gt>\n"
7576 "#include E<lt>stdio.hE<gt>\n"
7577 "#include E<lt>stdlib.hE<gt>\n"
7578 "#include E<lt>errno.hE<gt>\n"
7580 "#define _GNU_SOURCE\n"
7581 "#include E<lt>pthread.hE<gt>\n"
7582 "#include E<lt>stdio.hE<gt>\n"
7583 "#include E<lt>stdlib.hE<gt>\n"
7584 "#include E<lt>errno.hE<gt>\n"
7587 #: build/C/man3/pthread_setaffinity_np.3:186
7591 "main(int argc, char *argv[])\n"
7594 " cpu_set_t cpuset;\n"
7595 " pthread_t thread;\n"
7598 "main(int argc, char *argv[])\n"
7601 " cpu_set_t cpuset;\n"
7602 " pthread_t thread;\n"
7605 #: build/C/man3/pthread_setaffinity_np.3:188
7607 msgid " thread = pthread_self();\n"
7608 msgstr " thread = pthread_self();\n"
7611 #: build/C/man3/pthread_setaffinity_np.3:190
7613 msgid " /* Set affinity mask to include CPUs 0 to 7 */\n"
7614 msgstr " /* Set affinity mask to include CPUs 0 to 7 */\n"
7617 #: build/C/man3/pthread_setaffinity_np.3:194
7620 " CPU_ZERO(&cpuset);\n"
7621 " for (j = 0; j E<lt> 8; j++)\n"
7622 " CPU_SET(j, &cpuset);\n"
7624 " CPU_ZERO(&cpuset);\n"
7625 " for (j = 0; j E<lt> 8; j++)\n"
7626 " CPU_SET(j, &cpuset);\n"
7629 #: build/C/man3/pthread_setaffinity_np.3:198
7632 " s = pthread_setaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7634 " handle_error_en(s, \"pthread_setaffinity_np\");\n"
7636 " s = pthread_setaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7638 " handle_error_en(s, \"pthread_setaffinity_np\");\n"
7641 #: build/C/man3/pthread_setaffinity_np.3:200
7643 msgid " /* Check the actual affinity mask assigned to the thread */\n"
7644 msgstr " /* Check the actual affinity mask assigned to the thread */\n"
7647 #: build/C/man3/pthread_setaffinity_np.3:204
7650 " s = pthread_getaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7652 " handle_error_en(s, \"pthread_getaffinity_np\");\n"
7654 " s = pthread_getaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7656 " handle_error_en(s, \"pthread_getaffinity_np\");\n"
7659 #: build/C/man3/pthread_setaffinity_np.3:209
7662 " printf(\"Set returned by pthread_getaffinity_np() contained:\\en\");\n"
7663 " for (j = 0; j E<lt> CPU_SETSIZE; j++)\n"
7664 " if (CPU_ISSET(j, &cpuset))\n"
7665 " printf(\" CPU %d\\en\", j);\n"
7667 " printf(\"Set returned by pthread_getaffinity_np() contained:\\en\");\n"
7668 " for (j = 0; j E<lt> CPU_SETSIZE; j++)\n"
7669 " if (CPU_ISSET(j, &cpuset))\n"
7670 " printf(\" CPU %d\\en\", j);\n"
7673 #: build/C/man3/pthread_setaffinity_np.3:212
7674 #: build/C/man3/pthread_setschedparam.3:439
7677 " exit(EXIT_SUCCESS);\n"
7680 " exit(EXIT_SUCCESS);\n"
7684 #: build/C/man3/pthread_setaffinity_np.3:221
7686 "B<sched_setaffinity>(2), B<pthread_attr_setaffinity_np>(3), "
7687 "B<pthread_self>(3), B<sched_getcpu>(3), B<cpuset>(7), B<pthreads>(7), "
7690 "B<sched_setaffinity>(2), B<pthread_attr_setaffinity_np>(3), "
7691 "B<pthread_self>(3), B<sched_getcpu>(3), B<cpuset>(7), B<pthreads>(7), "
7695 #: build/C/man3/pthread_setcancelstate.3:26
7697 msgid "PTHREAD_SETCANCELSTATE"
7698 msgstr "PTHREAD_SETCANCELSTATE"
7701 #: build/C/man3/pthread_setcancelstate.3:30
7703 "pthread_setcancelstate, pthread_setcanceltype - set cancelability state and "
7706 "pthread_setcancelstate, pthread_setcanceltype - cancelability state と "
7707 "cancelability type を設定する"
7710 #: build/C/man3/pthread_setcancelstate.3:36
7713 "B<int pthread_setcancelstate(int >I<state>B<, int *>I<oldstate>B<);>\n"
7714 "B<int pthread_setcanceltype(int >I<type>B<, int *>I<oldtype>B<);>\n"
7716 "B<int pthread_setcancelstate(int >I<state>B<, int *>I<oldstate>B<);>\n"
7717 "B<int pthread_setcanceltype(int >I<type>B<, int *>I<oldtype>B<);>\n"
7720 #: build/C/man3/pthread_setcancelstate.3:51
7722 "The B<pthread_setcancelstate>() sets the cancelability state of the calling "
7723 "thread to the value given in I<state>. The previous cancelability state of "
7724 "the thread is returned in the buffer pointed to by I<oldstate>. The "
7725 "I<state> argument must have one of the following values:"
7727 "B<pthread_setcancelstate>() は、呼び出したスレッドの\n"
7728 "cancelability state に I<state> で指定された\n"
7729 "値を設定する。変更前のスレッドの cancelability state は\n"
7730 "I<oldstate> が指すバッファで返される。\n"
7731 "I<state> 引き数には以下の値のいずれか一つを指定しなければならない。"
7734 #: build/C/man3/pthread_setcancelstate.3:51
7736 msgid "B<PTHREAD_CANCEL_ENABLE>"
7737 msgstr "B<PTHREAD_CANCEL_ENABLE>"
7740 #: build/C/man3/pthread_setcancelstate.3:58
7742 "The thread is cancelable. This is the default cancelability state in all "
7743 "new threads, including the initial thread. The thread's cancelability type "
7744 "determines when a cancelable thread will respond to a cancellation request."
7746 "スレッドは取り消し可能 (cancelable) である。\n"
7747 "これが全ての新しく作成されるスレッドでのデフォルトの\n"
7748 "cancelability state である。これには最初のスレッドも含まれる。\n"
7749 "スレッドの cancelability type により、取り消し可能なスレッドが\n"
7750 "取り消し要求にいつ反応するかが決まる。"
7753 #: build/C/man3/pthread_setcancelstate.3:58
7755 msgid "B<PTHREAD_CANCEL_DISABLE>"
7756 msgstr "B<PTHREAD_CANCEL_DISABLE>"
7759 #: build/C/man3/pthread_setcancelstate.3:63
7761 "The thread is not cancelable. If a cancellation request is received, it is "
7762 "blocked until cancelability is enabled."
7764 "スレッドは取り消しできない。取り消し要求を受信した際は、\n"
7765 "取り消し可能に設定されるまでその要求はブロックされる。"
7768 #: build/C/man3/pthread_setcancelstate.3:75
7770 "The B<pthread_setcanceltype>() sets the cancelability type of the calling "
7771 "thread to the value given in I<type>. The previous cancelability type of "
7772 "the thread is returned in the buffer pointed to by I<oldtype>. The I<type> "
7773 "argument must have one of the following values:"
7775 "B<pthread_setcanceltype>() は、呼び出したスレッドの\n"
7776 "cancelability type に I<type> で指定された値を設定する。\n"
7777 "変更前のスレッドの cancelability type は\n"
7778 "I<oldtype> が指すバッファで返される。\n"
7779 "I<type> 引き数には以下の値のいずれか一つを指定しなければならない。"
7782 #: build/C/man3/pthread_setcancelstate.3:75
7784 msgid "B<PTHREAD_CANCEL_DEFERRED>"
7785 msgstr "B<PTHREAD_CANCEL_DEFERRED>"
7788 #: build/C/man3/pthread_setcancelstate.3:82
7790 "A cancellation request is deferred until the thread next calls a function "
7791 "that is a cancellation point (see B<pthreads>(7)). This is the default "
7792 "cancelability type in all new threads, including the initial thread."
7794 "そのスレッドが次に取り消しポイント (cancellation point) の関数を\n"
7795 "呼び出すまで取り消し要求が遅延される。これが全ての新しく作成される\n"
7796 "スレッドでのデフォルトの cancelability type である。\n"
7800 #: build/C/man3/pthread_setcancelstate.3:82
7802 msgid "B<PTHREAD_CANCEL_ASYNCHRONOUS>"
7803 msgstr "B<PTHREAD_CANCEL_ASYNCHRONOUS>"
7806 #: build/C/man3/pthread_setcancelstate.3:88
7808 "The thread can be canceled at any time. (Typically, it will be canceled "
7809 "immediately upon receiving a cancellation request, but the system doesn't "
7812 "スレッドはいつでも取り消すことができる (通常はすぐにキャンセルされるが、\n"
7813 "システムがそのことを保証しているわけではない)。"
7816 #: build/C/man3/pthread_setcancelstate.3:92
7818 "The set-and-get operation performed by each of these functions is atomic "
7819 "with respect to other threads in the process calling the same function."
7821 "これらの関数により実行される「設定と取得」操作 (set-and-get operation) は、\n"
7822 "同じ関数を呼び出したプロセス内の他のスレッドがあっても、\n"
7826 #: build/C/man3/pthread_setcancelstate.3:99
7827 msgid "The B<pthread_setcancelstate>() can fail with the following error:"
7828 msgstr "B<pthread_setcancelstate>() は以下のエラーで失敗する場合がある。"
7831 #: build/C/man3/pthread_setcancelstate.3:103
7832 msgid "Invalid value for I<state>."
7833 msgstr "I<state> に無効な値が指定された。"
7836 #: build/C/man3/pthread_setcancelstate.3:107
7837 msgid "The B<pthread_setcanceltype>() can fail with the following error:"
7838 msgstr "B<pthread_setcanceltype>() は以下のエラーで失敗する場合がある。"
7841 #. Available since glibc 2.0
7843 #: build/C/man3/pthread_setcancelstate.3:113
7844 msgid "Invalid value for I<type>."
7845 msgstr "I<type> に無効な値が指定された。"
7848 #: build/C/man3/pthread_setcancelstate.3:120
7850 "The B<pthread_setcancelstate>() and B<pthread_setcanceltype>() functions "
7853 "関数 B<pthread_setcancelstate>() と B<pthread_setcanceltype>() はスレッドセー"
7857 #: build/C/man3/pthread_setcancelstate.3:125
7859 "For details of what happens when a thread is canceled, see "
7860 "B<pthread_cancel>(3)."
7862 "スレッドが取り消された場合に何が起こるかの詳細については\n"
7863 "B<pthread_cancel>(3) を参照。"
7866 #: build/C/man3/pthread_setcancelstate.3:132
7868 "Briefly disabling cancelability is useful if a thread performs some critical "
7869 "action that must not be interrupted by a cancellation request. Beware of "
7870 "disabling cancelability for long periods, or around operations that may "
7871 "block for long periods, since that will render the thread unresponsive to "
7872 "cancellation requests."
7874 "取り消し要求により中断されてはならない重要なアクションをスレッドが\n"
7875 "実行する場合、短い時間だけ cancelability を無効にするのは有用である。\n"
7876 "長い時間 cancelability を無効にしたり、長い時間停止 (block) される\n"
7877 "可能性のある操作の前後で cancelability を無効にしたりする際には\n"
7878 "注意すること。なぜなら、無効にしてしまうと、キャンセル要求に対して\n"
7879 "スレッドが応答しない状態になってしまうからである。"
7882 #: build/C/man3/pthread_setcancelstate.3:132
7884 msgid "Asynchronous cancelability"
7888 #: build/C/man3/pthread_setcancelstate.3:151
7890 "Setting the cancelability type to B<PTHREAD_CANCEL_ASYNCHRONOUS> is rarely "
7891 "useful. Since the thread could be canceled at I<any> time, it cannot safely "
7892 "reserve resources (e.g., allocating memory with B<malloc>(3)), acquire "
7893 "mutexes, semaphores, or locks, and so on. Reserving resources is unsafe "
7894 "because the application has no way of knowing what the state of these "
7895 "resources is when the thread is canceled; that is, did cancellation occur "
7896 "before the resources were reserved, while they were reserved, or after they "
7897 "were released? Furthermore, some internal data structures (e.g., the linked "
7898 "list of free blocks managed by the B<malloc>(3) family of functions) may be "
7899 "left in an inconsistent state if cancellation occurs in the middle of the "
7900 "function call. Consequently, clean-up handlers cease to be useful."
7902 "cancelability type を B<PTHREAD_CANCEL_ASYNCHRONOUS> に設定して役に立つことは"
7903 "めったにない。スレッドはI<いつでも>キャンセルすることができることになるので、"
7904 "スレッドが安全にリソースの確保 (例えば B<malloc>(3) でメモリを割り当てる) や "
7905 "mutex、セマフォ、ロックなどの獲得を行うことができない。アプリケーションは、ス"
7906 "レッドがキャンセルされる際に、これらのリソースがどのような状態にあるかを知る"
7907 "術はないので、リソースの確保が安全ではなくなる。つまり、キャンセルが起こった"
7908 "のが、リソースの確保前なのか、確保中なのか、確保後なのかが分からない。さら"
7909 "に、関数呼び出しの最中にキャンセルが発生すると、いくつかの内部データ構造 (例"
7910 "えば、B<malloc>(3) 関連の関数が管理している未使用ブロックのリンクリスト) が一"
7911 "貫性のない状態のままになってしまう可能性がある。その結果、クリーンアップハン"
7912 "ドラが役に立たないものになってしまう。"
7915 #: build/C/man3/pthread_setcancelstate.3:162
7917 "Functions that can be safely asynchronously canceled are called I<async-"
7918 "cancel-safe functions>. POSIX.1-2001 requires only that "
7919 "B<pthread_cancel>(3), B<pthread_setcancelstate>(), and "
7920 "B<pthread_setcanceltype>() be async-cancel-safe. In general, other library "
7921 "functions can't be safely called from an asynchronously cancelable thread."
7923 "非同期で安全にキャンセルできる関数は I<async-cancel-safe functions> と呼ばれ"
7924 "る。 POSIX.1-2001 で、非同期で安全にキャンセルできるように求められている関数"
7925 "は B<pthread_cancel>(3), B<pthread_setcancelstate>(), "
7926 "B<pthread_setcanceltype>() だけである。 一般的には、それ以外のライブラリ関数"
7927 "は、非同期にキャンセルできるスレッドから安全に呼び出すことはできない。"
7930 #: build/C/man3/pthread_setcancelstate.3:165
7932 "One of the few circumstances in which asynchronous cancelability is useful "
7933 "is for cancellation of a thread that is in a pure compute-bound loop."
7935 "非同期でのキャンセルが有効な数少ない状況としては、純粋に計算だけを行うループ"
7936 "に入っているスレッドをキャンセルするといった場面がある。"
7939 #: build/C/man3/pthread_setcancelstate.3:165
7941 msgid "Portability notes"
7944 #. It looks like at least Solaris, FreeBSD and Tru64 support this.
7946 #: build/C/man3/pthread_setcancelstate.3:183
7948 "The Linux threading implementations permit the I<oldstate> argument of "
7949 "B<pthread_setcancelstate>() to be NULL, in which case the information about "
7950 "the previous cancelability state is not returned to the caller. Many other "
7951 "implementations also permit a NULL I<oldstat> argument, but POSIX.1-2001 "
7952 "does not specify this point, so portable applications should always specify "
7953 "a non-NULL value in I<oldstate>. A precisely analogous set of statements "
7954 "applies for the I<oldtype> argument of B<pthread_setcanceltype>()."
7956 "Linux のスレッド実装では、 B<pthread_setcancelstate>() の I<oldstate>\n"
7957 "引き数に NULL を指定することを認めている。 NULL が指定された場合、\n"
7958 "変更前の cancelability state の情報が呼び出し側に返されない。\n"
7959 "他の多くの実装でも I<oldstate> 引き数に NULL を指定することを認めて\n"
7960 "いるが、 POSIX.1-2001 ではこの点については規定されていない。\n"
7961 "したがって、移植性が必要なアプリケーションでは常に I<oldstate> に\n"
7962 "NULL 以外の値を指定するようにすべきである。\n"
7963 "B<pthread_setcanceltype>() の I<oldtype> 引き数についても、\n"
7967 #: build/C/man3/pthread_setcancelstate.3:186
7968 msgid "See B<pthread_cancel>(3)."
7969 msgstr "B<pthread_cancel>(3) を参照。"
7972 #: build/C/man3/pthread_setcancelstate.3:191
7974 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_testcancel>(3), "
7977 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_testcancel>(3), "
7981 #: build/C/man3/pthread_setconcurrency.3:25
7983 msgid "PTHREAD_SETCONCURRENCY"
7984 msgstr "PTHREAD_SETCONCURRENCY"
7987 #: build/C/man3/pthread_setconcurrency.3:29
7989 "pthread_setconcurrency, pthread_getconcurrency - set/get the concurrency "
7992 "pthread_setconcurrency, pthread_getconcurrency - 並列処理レベルの設定/取得を"
7996 #: build/C/man3/pthread_setconcurrency.3:35
7999 "B<int pthread_setconcurrency(int >I<new_level>B<);>\n"
8000 "B<int pthread_getconcurrency(void);>\n"
8002 "B<int pthread_setconcurrency(int >I<new_level>B<);>\n"
8003 "B<int pthread_getconcurrency(void);>\n"
8006 #: build/C/man3/pthread_setconcurrency.3:48
8008 "The B<pthread_setconcurrency>() function informs the implementation of the "
8009 "application's desired concurrency level, specified in I<new_level>. The "
8010 "implementation takes this only as a hint: POSIX.1 does not specify the level "
8011 "of concurrency that should be provided as a result of calling "
8012 "B<pthread_setconcurrency>()."
8014 "B<pthread_setconcurrency>() 関数は、アプリケーションが希望する\n"
8015 "並列処理レベル (concurrency level) をスレッド実装に通知する。\n"
8016 "希望する並列処理レベルは I<new_level> で指定する。\n"
8017 "スレッド実装はこの情報をヒントとしてのみ利用する。\n"
8018 "POSIX.1 では、 B<pthread_setconcurrency>() の呼び出した結果、\n"
8019 "どのような並列度になるべきかは規定されていない。"
8022 #: build/C/man3/pthread_setconcurrency.3:53
8024 "Specifying I<new_level> as 0 instructs the implementation to manage the "
8025 "concurrency level as it deems appropriate."
8027 "I<new_level> に 0 を指定すると、スレッド実装は並列処理レベルを\n"
8028 "実装側で適切とみなしたレベルに設定するようになる。"
8031 #: build/C/man3/pthread_setconcurrency.3:56
8033 "B<pthread_getconcurrency>() returns the current value of the concurrency "
8034 "level for this process."
8036 "B<pthread_getconcurrency>() は、このプロセスの concurrency level\n"
8040 #: build/C/man3/pthread_setconcurrency.3:61
8042 "On success, B<pthread_setconcurrency>() returns 0; on error, it returns a "
8043 "nonzero error number."
8045 "成功すると、 B<pthread_setconcurrency>() は 0 を返す。\n"
8046 "エラーの場合、 0 以外のエラー番号を返す。"
8049 #: build/C/man3/pthread_setconcurrency.3:68
8051 "B<pthread_getconcurrency>() always succeeds, returning the concurrency "
8052 "level set by a previous call to B<pthread_setconcurrency>(), or 0, if "
8053 "B<pthread_setconcurrency>() has not previously been called."
8055 "B<pthread_getconcurrency>() は常に成功し、最後の\n"
8056 "B<pthread_getconcurrency>() の呼び出しで設定された \n"
8057 "concurrency level を返す。 B<pthread_getconcurrency>() が\n"
8058 "それまでに一度も呼び出されていない場合は 0 が返る。"
8061 #: build/C/man3/pthread_setconcurrency.3:71
8062 msgid "B<pthread_setconcurrency>() can fail with the following error:"
8063 msgstr "B<pthread_setconcurrency>() は以下のエラーで失敗する場合がある。"
8066 #: build/C/man3/pthread_setconcurrency.3:75
8067 msgid "I<new_level> is negative."
8068 msgstr "I<new_level> が負である。"
8071 #: build/C/man3/pthread_setconcurrency.3:81
8073 "POSIX.1-2001 also documents an B<EAGAIN> error (\"the value specified by "
8074 "I<new_level> would cause a system resource to be exceeded\")."
8076 "POSIX.1-2001 には、エラー B<EAGAIN> も記載されている\n"
8077 "(「I<new_level> に指定された値を適用すると、システムリソースが\n"
8081 #: build/C/man3/pthread_setconcurrency.3:83
8082 msgid "These functions are available in glibc since version 2.1."
8083 msgstr "これらの関数は glibc バージョン 2.1 以降で利用できる。"
8086 #: build/C/man3/pthread_setconcurrency.3:90
8088 "The B<pthread_setconcurrency>() and B<pthread_getconcurrency>() functions "
8091 "関数 B<pthread_setconcurrency>() と B<pthread_getconcurrency>() はスレッド"
8095 #: build/C/man3/pthread_setconcurrency.3:94
8096 msgid "The default concurrency level is 0."
8097 msgstr "デフォルトの concurrency level は 0 である。"
8100 #: build/C/man3/pthread_setconcurrency.3:101
8102 "Concurrency levels are meaningful only for M:N threading implementations, "
8103 "where at any moment a subset of a process's set of user-level threads may be "
8104 "bound to a smaller number of kernel-scheduling entities. Setting the "
8105 "concurrency level allows the application to give the system a hint as to the "
8106 "number of kernel-scheduling entities that should be provided for efficient "
8107 "execution of the application."
8109 "並列処理レベルが意味を持つのは M:N スレッド実装の場合のみである。\n"
8110 "M:N スレッド実装では、ある瞬間において、あるプロセスのユーザレベルスレッ\n"
8111 "ドの集合のサブ集合が、そのサブ集合のサイズよりも少ない数のカーネルの\n"
8112 "スケジューリング実体 (kernel-scheduling entity) に結び付けられる。\n"
8113 "並列処理レベルを設定すると、そのアプリケーションの効率的な実行に必要な\n"
8114 "カーネルのスケジューリング実体の数のヒントを、アプリケーションはシステ\n"
8118 #: build/C/man3/pthread_setconcurrency.3:107
8120 "Both LinuxThreads and NPTL are 1:1 threading implementations, so setting the "
8121 "concurrency level has no meaning. In other words, on Linux these functions "
8122 "merely exist for compatibility with other systems, and they have no effect "
8123 "on the execution of a program."
8125 "LinuxThreads と NPTL のどちらも 1:1 スレッド実装であり、\n"
8126 "並列処理レベルを設定しても何の意味もない。\n"
8127 "言い換えると、 Linux では、これらの関数は、\n"
8128 "他のシステムとの互換性のためだけに存在し、\n"
8129 "プログラムの実行には何の影響も与えないということである。"
8132 #: build/C/man3/pthread_setconcurrency.3:110
8133 msgid "B<pthread_attr_setscope>(3), B<pthreads>(7)"
8134 msgstr "B<pthread_attr_setscope>(3), B<pthreads>(7)"
8137 #: build/C/man3/pthread_setname_np.3:26
8139 msgid "PTHREAD_SETNAME_NP"
8140 msgstr "PTHREAD_SETNAME_NP"
8143 #: build/C/man3/pthread_setname_np.3:29
8144 msgid "pthread_setname_np, pthread_getname_np - set/get the name of a thread"
8145 msgstr "pthread_setname_np, pthread_getname_np - スレッド名の設定/取得を行う"
8148 #: build/C/man3/pthread_setname_np.3:36
8151 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
8152 "B<#include E<lt>pthread.hE<gt>>\n"
8153 "B<int pthread_setname_np(pthread_t >I<thread>B<, const char *>I<name>B<);>\n"
8154 "B<int pthread_getname_np(pthread_t >I<thread>B<,>\n"
8155 "B< char *>I<name>B<, size_t >I<len>B<);>\n"
8157 "B<#define _GNU_SOURCE> /* feature_test_macros(7) 参照 */\n"
8158 "B<#include E<lt>pthread.hE<gt>>\n"
8159 "B<int pthread_setname_np(pthread_t >I<thread>B<, const char *>I<name>B<);>\n"
8160 "B<int pthread_getname_np(pthread_t >I<thread>B<,>\n"
8161 "B< char *>I<name>B<, size_t >I<len>B<);>\n"
8164 #: build/C/man3/pthread_setname_np.3:55
8166 "By default, all the threads created using B<pthread_create>() inherit the "
8167 "program name. The B<pthread_setname_np>() function can be used to set a "
8168 "unique name for a thread, which can be useful for debugging multithreaded "
8169 "applications. The thread name is a meaningful C language string, whose "
8170 "length is restricted to 16 characters, including the terminating null byte "
8171 "(\\(aq\\e0\\(aq). The I<thread> argument specifies the thread whose name is "
8172 "to be changed; I<name> specifies the new name."
8174 "デフォルトでは、 B<pthread_create>() で作成されたすべてのスレッドはプログラム"
8175 "名を継承する。 B<pthread_setname_np>() 関数を使うとスレッドに固有の名前を設定"
8176 "することができる。 スレッド固有の名前はマルチスレッド・アプリケーションのデ"
8177 "バッグに便利である。 スレッド名は意味のある C 言語の文字列である。 その長さ"
8178 "は 16 文字に限定されており、 終端のヌルバイト (\\(aq\\e0\\(aq) も 16 文字に含"
8179 "まれる。 I<thread> 引き数で名前を変更するスレッドを指定する。 I<name> には新"
8183 #: build/C/man3/pthread_setname_np.3:72
8185 "The B<pthread_getname_np>() function can be used to retrieve the name of "
8186 "the thread. The I<thread> argument specifies the thread whose name is to be "
8187 "retrieved. The buffer I<name> is used to return the thread name; I<len> "
8188 "specifies the number of bytes available in I<name>. The buffer specified by "
8189 "I<name> should be at least 16 characters in length. The returned thread "
8190 "name in the output buffer will be null terminated."
8192 "B<pthread_getname_np>() 関数を使うと、 スレッド名を取得することができる。 "
8193 "I<thread> 引き数は名前を取得するスレッドを指定する。 バッファ I<name> はス"
8194 "レッド名を返すのに使用される。 I<len> には I<name> の大きさをバイトで指定す"
8195 "る。 I<name> で指定されたバッファの大きさは最低でも 16 文字とすべきである。 "
8196 "出力バッファに返されたスレッド名はヌル終端される。"
8199 #: build/C/man3/pthread_setname_np.3:79
8201 "The B<pthread_setname_np>() function can fail with the following error:"
8202 msgstr "B<pthread_setname_np>() は以下のエラーで失敗する場合がある。"
8205 #: build/C/man3/pthread_setname_np.3:79 build/C/man3/pthread_setname_np.3:88
8211 #: build/C/man3/pthread_setname_np.3:84
8213 "The length of the string specified pointed to by I<name> exceeds the allowed "
8215 msgstr "I<name> で指定された文字列の長さが、許可されている上限を超えている。"
8218 #: build/C/man3/pthread_setname_np.3:88
8220 "The B<pthread_getname_np>() function can fail with the following error:"
8221 msgstr "B<pthread_getname_np>() は以下のエラーで失敗する場合がある。"
8224 #: build/C/man3/pthread_setname_np.3:95
8226 "The buffer specified by I<name> and I<len> is too small to hold the thread "
8229 "I<name> と I<len> で指定されたバッファが、 スレッド名を格納するには短かすぎ"
8233 #: build/C/man3/pthread_setname_np.3:100
8235 "If either of these functions fails to open I</proc/self/task/[tid]/comm>, "
8236 "then the call may fail with one of the errors described in B<open>(2)."
8238 "I</proc/self/task/[tid]/comm> のオープンに失敗した場合、 これらの関数は "
8239 "B<open>(2) で説明されているエラーのいずれかで失敗する。"
8242 #: build/C/man3/pthread_setname_np.3:102
8243 msgid "These functions first appeared in glibc in version 2.12."
8244 msgstr "これらの関数は glibc バージョン 2.12 で初めて登場した。"
8247 #: build/C/man3/pthread_setname_np.3:104
8248 msgid "These functions are nonstandard GNU extensions."
8249 msgstr "これらの関数は非標準の GNU による拡張である。"
8252 #: build/C/man3/pthread_setname_np.3:114
8254 "B<pthread_setname_np>() internally writes to the thread-specific I<comm> "
8255 "file under the I</proc> filesystem: I</proc/self/task/[tid]/comm>. "
8256 "B<pthread_getname_np>() retrieves it from the same location."
8258 "B<pthread_setname_np>() は内部で I</proc> ファイルシステムのスレッド固有の "
8259 "I<comm> ファイル (I</proc/self/task/[tid]/comm>) に書き込みを行う。 "
8260 "B<pthread_getname_np>() はこのファイルから読み出しを行う。"
8263 #: build/C/man3/pthread_setname_np.3:120
8265 "The program below demonstrates the use of B<pthread_setname_np>() and "
8266 "B<pthread_getname_np>()."
8268 "以下のプログラムは、 B<pthread_setname_np>() と B<pthread_getname_np>()\n"
8272 #: build/C/man3/pthread_setname_np.3:122
8273 msgid "The following shell session shows a sample run of the program:"
8274 msgstr "以下のシェルセッションは、このプログラムの実行例である。"
8277 #: build/C/man3/pthread_setname_np.3:138
8281 "Created a thread. Default name is: a.out\n"
8282 "The thread name after setting it is THREADFOO.\n"
8283 "B<^Z> # Suspend the program\n"
8284 "[1]+ Stopped ./a.out\n"
8285 "$ B<ps H -C a.out -o 'pid tid cmd comm'>\n"
8286 " PID TID CMD COMMAND\n"
8287 " 5990 5990 ./a.out a.out\n"
8288 " 5990 5991 ./a.out THREADFOO\n"
8289 "$ B<cat /proc/5990/task/5990/comm>\n"
8291 "$ B<cat /proc/5990/task/5991/comm>\n"
8295 "Created a thread. Default name is: a.out\n"
8296 "The thread name after setting it is THREADFOO.\n"
8297 "B<^Z> # Suspend the program\n"
8298 "[1]+ Stopped ./a.out\n"
8299 "$ B<ps H -C a.out -o 'pid tid cmd comm'>\n"
8300 " PID TID CMD COMMAND\n"
8301 " 5990 5990 ./a.out a.out\n"
8302 " 5990 5991 ./a.out THREADFOO\n"
8303 "$ B<cat /proc/5990/task/5990/comm>\n"
8305 "$ B<cat /proc/5990/task/5991/comm>\n"
8309 #: build/C/man3/pthread_setname_np.3:150
8312 "#define _GNU_SOURCE\n"
8313 "#include E<lt>pthread.hE<gt>\n"
8314 "#include E<lt>stdio.hE<gt>\n"
8315 "#include E<lt>string.hE<gt>\n"
8316 "#include E<lt>unistd.hE<gt>\n"
8317 "#include E<lt>errno.hE<gt>\n"
8318 "#include E<lt>stdlib.hE<gt>\n"
8320 "#define _GNU_SOURCE\n"
8321 "#include E<lt>pthread.hE<gt>\n"
8322 "#include E<lt>stdio.hE<gt>\n"
8323 "#include E<lt>string.hE<gt>\n"
8324 "#include E<lt>unistd.hE<gt>\n"
8325 "#include E<lt>errno.hE<gt>\n"
8326 "#include E<lt>stdlib.hE<gt>\n"
8329 #: build/C/man3/pthread_setname_np.3:152
8331 msgid "#define NAMELEN 16\n"
8332 msgstr "#define NAMELEN 16\n"
8335 #: build/C/man3/pthread_setname_np.3:156
8338 "#define errExitEN(en, msg) \\e\n"
8339 " do { errno = en; perror(msg); exit(EXIT_FAILURE); \\e\n"
8342 "#define errExitEN(en, msg) \\e\n"
8343 " do { errno = en; perror(msg); exit(EXIT_FAILURE); \\e\n"
8347 #: build/C/man3/pthread_setname_np.3:163
8351 "threadfunc(void *parm)\n"
8353 " sleep(5); // allow main program to set the thread name\n"
8358 "threadfunc(void *parm)\n"
8360 " sleep(5); // allow main program to set the thread name\n"
8365 #: build/C/man3/pthread_setname_np.3:170
8369 "main(int argc, char **argv)\n"
8371 " pthread_t thread;\n"
8373 " char thread_name[NAMELEN];\n"
8376 "main(int argc, char **argv)\n"
8378 " pthread_t thread;\n"
8380 " char thread_name[NAMELEN];\n"
8383 #: build/C/man3/pthread_setname_np.3:174
8386 " rc = pthread_create(&thread, NULL, threadfunc, NULL);\n"
8388 " errExitEN(rc, \"pthread_create\");\n"
8390 " rc = pthread_create(&thread, NULL, threadfunc, NULL);\n"
8392 " errExitEN(rc, \"pthread_create\");\n"
8395 #: build/C/man3/pthread_setname_np.3:178
8398 " rc = pthread_getname_np(thread, thread_name, NAMELEN);\n"
8400 " errExitEN(rc, \"pthread_getname_np\");\n"
8402 " rc = pthread_getname_np(thread, thread_name, NAMELEN);\n"
8404 " errExitEN(rc, \"pthread_getname_np\");\n"
8407 #: build/C/man3/pthread_setname_np.3:183
8410 " printf(\"Created a thread. Default name is: %s\\en\", thread_name);\n"
8411 " rc = pthread_setname_np(thread, (argc E<gt> 1) ? argv[1] : \"THREADFOO\");\n"
8413 " errExitEN(rc, \"pthread_setname_np\");\n"
8415 " printf(\"Created a thread. Default name is: %s\\en\", thread_name);\n"
8416 " rc = pthread_setname_np(thread, (argc E<gt> 1) ? argv[1] : \"THREADFOO\");\n"
8418 " errExitEN(rc, \"pthread_setname_np\");\n"
8421 #: build/C/man3/pthread_setname_np.3:185
8423 msgid " sleep(2);\n"
8424 msgstr " sleep(2);\n"
8427 #: build/C/man3/pthread_setname_np.3:191
8430 " rc = pthread_getname_np(thread, thread_name,\n"
8431 " (argc E<gt> 2) ? atoi(argv[1]) : NAMELEN);\n"
8433 " errExitEN(rc, \"pthread_getname_np\");\n"
8434 " printf(\"The thread name after setting it is %s.\\en\", thread_name);\n"
8436 " rc = pthread_getname_np(thread, thread_name,\n"
8437 " (argc E<gt> 2) ? atoi(argv[1]) : NAMELEN);\n"
8439 " errExitEN(rc, \"pthread_getname_np\");\n"
8440 " printf(\"The thread name after setting it is %s.\\en\", thread_name);\n"
8443 #: build/C/man3/pthread_setname_np.3:195
8446 " rc = pthread_join(thread, NULL);\n"
8448 " errExitEN(rc, \"pthread_join\");\n"
8450 " rc = pthread_join(thread, NULL);\n"
8452 " errExitEN(rc, \"pthread_join\");\n"
8455 #: build/C/man3/pthread_setname_np.3:199
8458 " printf(\"Done\\en\");\n"
8459 " exit(EXIT_SUCCESS);\n"
8462 " printf(\"Done\\en\");\n"
8463 " exit(EXIT_SUCCESS);\n"
8467 #: build/C/man3/pthread_setname_np.3:206
8468 msgid "B<prctl>(2), B<pthread_create>(3), B<pthreads>(7)"
8469 msgstr "B<prctl>(2), B<pthread_create>(3), B<pthreads>(7)"
8472 #: build/C/man3/pthread_setschedparam.3:26
8474 msgid "PTHREAD_SETSCHEDPARAM"
8475 msgstr "PTHREAD_SETSCHEDPARAM"
8478 #: build/C/man3/pthread_setschedparam.3:26
8484 #: build/C/man3/pthread_setschedparam.3:30
8486 "pthread_setschedparam, pthread_getschedparam - set/get scheduling policy and "
8487 "parameters of a thread"
8489 "pthread_setschedparam, pthread_getschedparam - スレッドの\n"
8490 "スケジューリングポリシーとパラメータを設定/取得する"
8493 #: build/C/man3/pthread_setschedparam.3:38
8496 "B<int pthread_setschedparam(pthread_t >I<thread>B<, int >I<policy>B<,>\n"
8497 "B< const struct sched_param *>I<param>B<);>\n"
8498 "B<int pthread_getschedparam(pthread_t >I<thread>B<, int *>I<policy>B<,>\n"
8499 "B< struct sched_param *>I<param>B<);>\n"
8501 "B<int pthread_setschedparam(pthread_t >I<thread>B<, int >I<policy>B<,>\n"
8502 "B< const struct sched_param *>I<param>B<);>\n"
8503 "B<int pthread_getschedparam(pthread_t >I<thread>B<, int *>I<policy>B<,>\n"
8504 "B< struct sched_param *>I<param>B<);>\n"
8507 #: build/C/man3/pthread_setschedparam.3:46
8509 "The B<pthread_setschedparam>() function sets the scheduling policy and "
8510 "parameters of the thread I<thread>."
8512 "B<pthread_setschedparam>() 関数は、スレッド I<thread> の\n"
8513 "スケジューリングポリシーとスケジューリングパラメータを設定する。"
8515 #. FIXME . pthread_setschedparam() places no restriction on the policy,
8516 #. but pthread_attr_setschedpolicy() restricts policy to RR/FIFO/OTHER
8517 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7013
8519 #: build/C/man3/pthread_setschedparam.3:57
8521 "I<policy> specifies the new scheduling policy for I<thread>. The supported "
8522 "values for I<policy>, and their semantics, are described in B<sched>(7)."
8524 "I<policy> は I<thread> の新しいスケジューリングポリシーを指定する。 "
8525 "I<policy> に指定できる値とその意味は B<sched>(7) で説明されている。"
8528 #: build/C/man3/pthread_setschedparam.3:63
8530 "The structure pointed to by I<param> specifies the new scheduling parameters "
8531 "for I<thread>. Scheduling parameters are maintained in the following "
8534 "I<param> が指す構造体は I<thread> の新しいスケジューリングパラメータを\n"
8535 "指定する。スケジューリングパラメータは以下の構造体で管理される。"
8537 #. FIXME . nptl/pthread_setschedparam.c has the following
8538 #. /* If the thread should have higher priority because of some
8539 #. PTHREAD_PRIO_PROTECT mutexes it holds, adjust the priority. */
8540 #. Eventually (perhaps after writing the mutexattr pages), we
8541 #. may want to add something on the topic to this page.
8543 #: build/C/man3/pthread_setschedparam.3:104
8545 "The B<pthread_getschedparam>() function returns the scheduling policy and "
8546 "parameters of the thread I<thread>, in the buffers pointed to by I<policy> "
8547 "and I<param>, respectively. The returned priority value is that set by the "
8548 "most recent B<pthread_setschedparam>(), B<pthread_setschedprio>(3), or "
8549 "B<pthread_create>(3) call that affected I<thread>. The returned priority "
8550 "does not reflect any temporary priority adjustments as a result of calls to "
8551 "any priority inheritance or priority ceiling functions (see, for example, "
8552 "B<pthread_mutexattr_setprioceiling>(3) and "
8553 "B<pthread_mutexattr_setprotocol>(3))."
8555 "B<pthread_getschedparam>() 関数は、スレッド I<thread> の\n"
8556 "スケジューリングポリシーとパラメータを、\n"
8557 "それぞれ I<policy> と I<param> が指すバッファに入れて返す。\n"
8558 "返された優先度の値は、最も最近実行した I<thread> に影響を与える\n"
8559 "B<pthread_setschedparam>(), B<pthread_setschedprio>,\n"
8560 "B<pthread_create> で設定された値となる。\n"
8561 "返された優先度は、優先度の継承や優先度の上限を設定する関数\n"
8562 "(例えば B<pthread_mutexattr_setprioceiling>(3) や\n"
8563 "B<pthread_mutexattr_setprotocol>(3) を参照) の呼び出しの結果\n"
8564 "行われる一時的な優先度の調整の影響を受けない。"
8567 #: build/C/man3/pthread_setschedparam.3:112
8569 "On success, these functions return 0; on error, they return a nonzero error "
8570 "number. If B<pthread_setschedparam>() fails, the scheduling policy and "
8571 "parameters of I<thread> are not changed."
8573 "成功すると、これらの関数は 0 を返す。\n"
8574 "エラーの場合、0 以外のエラー番号を返す。\n"
8575 "B<pthread_setschedparam>() が失敗した場合、 I<thread> の\n"
8576 "スケジューリングポリシーとパラメータは変更されない。"
8579 #: build/C/man3/pthread_setschedparam.3:114
8580 msgid "Both of these functions can fail with the following error:"
8581 msgstr "これらの関数はどちらも以下のエラーで失敗する場合がある。"
8584 #: build/C/man3/pthread_setschedparam.3:122
8586 "B<pthread_setschedparam>() may additionally fail with the following errors:"
8587 msgstr "B<pthread_setschedparam>() はさらに以下のエラーで失敗する場合がある。"
8590 #: build/C/man3/pthread_setschedparam.3:129
8592 "I<policy> is not a recognized policy, or I<param> does not make sense for "
8595 "I<policy> が認識できないポリシーであるか、\n"
8596 "I<param> が I<policy> では意味を持たない値である。"
8599 #: build/C/man3/pthread_setschedparam.3:133
8601 "The caller does not have appropriate privileges to set the specified "
8602 "scheduling policy and parameters."
8604 "呼び出し側が、指定されたスケジューリングポリシーやパラメータを設定する\n"
8608 #. Available since glibc 2.0
8610 #: build/C/man3/pthread_setschedparam.3:141
8612 "POSIX.1-2001 also documents an B<ENOTSUP> (\"attempt was made to set the "
8613 "policy or scheduling parameters to an unsupported value\") error for "
8614 "B<pthread_setschedparam>()."
8616 "POSIX.1-2001 では、 B<pthread_setschedparam>() に関して\n"
8617 "エラー B<ENOTSUP> (\"サポートされていない値をスケジューリングポリシーや\n"
8618 "パラメータに設定しようとした\") も追加で規定されている。"
8621 #: build/C/man3/pthread_setschedparam.3:148
8623 "The B<pthread_setschedparam>() and B<pthread_getschedparam>() functions "
8626 "関数 B<pthread_setschedparam>() と B<pthread_getschedparam>() はスレッドセー"
8630 #: build/C/man3/pthread_setschedparam.3:156
8632 "For a description of the permissions required to, and the effect of, "
8633 "changing a thread's scheduling policy and priority, and details of the "
8634 "permitted ranges for priorities in each scheduling policy, see B<sched>(7)."
8636 "スレッドのスケジューリングポリシーや優先度を変更するために必要な許可や変更し"
8637 "た場合の影響、および各スケジューリングポリシーで認められる優先度の範囲の詳細"
8638 "については、 B<sched>(7) を参照。"
8641 #: build/C/man3/pthread_setschedparam.3:163
8643 "The program below demonstrates the use of B<pthread_setschedparam>() and "
8644 "B<pthread_getschedparam>(), as well as the use of a number of other "
8645 "scheduling-related pthreads functions."
8647 "以下のプログラムは B<pthread_setschedparam>() と\n"
8648 "B<pthread_getschedparam>() やスケジューリングに関連する pthreads の\n"
8649 "他のいろいろな関数の使用例を示すものである。"
8652 #: build/C/man3/pthread_setschedparam.3:179
8654 "In the following run, the main thread sets its scheduling policy to "
8655 "B<SCHED_FIFO> with a priority of 10, and initializes a thread attributes "
8656 "object with a scheduling policy attribute of B<SCHED_RR> and a scheduling "
8657 "priority attribute of 20. The program then sets (using "
8658 "B<pthread_attr_setinheritsched>(3)) the inherit scheduler attribute of the "
8659 "thread attributes object to B<PTHREAD_EXPLICIT_SCHED>, meaning that threads "
8660 "created using this attributes object should take their scheduling attributes "
8661 "from the thread attributes object. The program then creates a thread using "
8662 "the thread attributes object, and that thread displays its scheduling policy "
8665 "以下の実行例では、メインスレッドは、自分のスケジューリングポリシーを\n"
8666 "優先度 10 の B<SCHED_FIFO> を設定し、スレッド属性オブジェクトを\n"
8667 "スケジューリングポリシー属性 B<SCHED_RR> とスケジューリング優先度\n"
8669 "次に、このプログラムは (B<pthread_attr_setinheritsched>(3) を使って) \n"
8670 "そのスレッド属性オブジェクトの inherit scheduler 属性に\n"
8671 "B<PTHREAD_EXPLICIT_SCHED> を設定する。B<PTHREAD_EXPLICIT_SCHED> は、\n"
8672 "そのスレッド属性オブジェクトを使って作成されたスレッドはスレッド属性\n"
8673 "オブジェクトからスケジューリング属性を取得して使うことを意味する。\n"
8674 "それから、このスレッド属性オブジェクトを使ってスレッドを作成し、\n"
8675 "作成したスレッドのスケジューリングポリシーと優先度を表示する。"
8678 #: build/C/man3/pthread_setschedparam.3:187
8681 "$ B<su> # Need privilege to set real-time scheduling policies\n"
8683 "# B<./a.out -mf10 -ar20 -i e>\n"
8684 "Scheduler settings of main thread\n"
8685 " policy=SCHED_FIFO, priority=10\n"
8687 "$ B<su> # Need privilege to set real-time scheduling policies\n"
8689 "# B<./a.out -mf10 -ar20 -i e>\n"
8690 "Scheduler settings of main thread\n"
8691 " policy=SCHED_FIFO, priority=10\n"
8694 #: build/C/man3/pthread_setschedparam.3:191
8697 "Scheduler settings in \\(aqattr\\(aq\n"
8698 " policy=SCHED_RR, priority=20\n"
8699 " inheritsched is EXPLICIT\n"
8701 "Scheduler settings in \\(aqattr\\(aq\n"
8702 " policy=SCHED_RR, priority=20\n"
8703 " inheritsched is EXPLICIT\n"
8706 #: build/C/man3/pthread_setschedparam.3:194
8709 "Scheduler attributes of new thread\n"
8710 " policy=SCHED_RR, priority=20\n"
8712 "Scheduler attributes of new thread\n"
8713 " policy=SCHED_RR, priority=20\n"
8716 #: build/C/man3/pthread_setschedparam.3:199
8718 "In the above output, one can see that the scheduling policy and priority "
8719 "were taken from the values specified in the thread attributes object."
8721 "上記の出力では、スケジューリングポリシーと優先度がスレッド属性\n"
8722 "オブジェクトで指定された値から取られていることが分かる。"
8725 #: build/C/man3/pthread_setschedparam.3:206
8727 "The next run is the same as the previous, except that the inherit scheduler "
8728 "attribute is set to B<PTHREAD_INHERIT_SCHED>, meaning that threads created "
8729 "using the thread attributes object should ignore the scheduling attributes "
8730 "specified in the attributes object and instead take their scheduling "
8731 "attributes from the creating thread."
8733 "次の実行例は前のものと同じだが、 inherit scheduler 属性が \n"
8734 "B<PTHREAD_INHERIT_SCHED> に設定される点が異なる。\n"
8735 "B<PTHREAD_INHERIT_SCHED> は、そのスレッド属性オブジェクトを使って作成\n"
8736 "されたスレッドは、スレッド属性オブジェクトからスケジューリング属性を\n"
8737 "無視し、代わりに呼び出したスレッドからスケジューリング属性を取得する\n"
8741 #: build/C/man3/pthread_setschedparam.3:212
8744 "# B<./a.out -mf10 -ar20 -i i>\n"
8745 "Scheduler settings of main thread\n"
8746 " policy=SCHED_FIFO, priority=10\n"
8748 "# B<./a.out -mf10 -ar20 -i i>\n"
8749 "Scheduler settings of main thread\n"
8750 " policy=SCHED_FIFO, priority=10\n"
8753 #: build/C/man3/pthread_setschedparam.3:216
8756 "Scheduler settings in \\(aqattr\\(aq\n"
8757 " policy=SCHED_RR, priority=20\n"
8758 " inheritsched is INHERIT\n"
8760 "Scheduler settings in \\(aqattr\\(aq\n"
8761 " policy=SCHED_RR, priority=20\n"
8762 " inheritsched is INHERIT\n"
8765 #: build/C/man3/pthread_setschedparam.3:219
8768 "Scheduler attributes of new thread\n"
8769 " policy=SCHED_FIFO, priority=10\n"
8771 "Scheduler attributes of new thread\n"
8772 " policy=SCHED_FIFO, priority=10\n"
8775 #: build/C/man3/pthread_setschedparam.3:225
8777 "In the above output, one can see that the scheduling policy and priority "
8778 "were taken from the creating thread, rather than the thread attributes "
8781 "上記の出力では、スケジューリングポリシーと優先度が、\n"
8782 "スレッド属性オブジェクトからではなく、\n"
8783 "スレッドを作成したスレッドから取れれていることが分かる。"
8786 #: build/C/man3/pthread_setschedparam.3:231
8788 "Note that if we had omitted the I<-i\\ i> option, the output would have been "
8789 "the same, since B<PTHREAD_INHERIT_SCHED> is the default for the inherit "
8790 "scheduler attribute."
8792 "なお、 I<-i\\ i> を省略した場合でも、\n"
8793 "B<PTHREAD_INHERIT_SCHED> が inherit scheduler 属性のデフォルト値なので、\n"
8797 #: build/C/man3/pthread_setschedparam.3:235
8799 msgid "/* pthreads_sched_test.c */\n"
8800 msgstr "/* pthreads_sched_test.c */\n"
8803 #: build/C/man3/pthread_setschedparam.3:241
8806 "#include E<lt>pthread.hE<gt>\n"
8807 "#include E<lt>stdio.hE<gt>\n"
8808 "#include E<lt>stdlib.hE<gt>\n"
8809 "#include E<lt>unistd.hE<gt>\n"
8810 "#include E<lt>errno.hE<gt>\n"
8812 "#include E<lt>pthread.hE<gt>\n"
8813 "#include E<lt>stdio.hE<gt>\n"
8814 "#include E<lt>stdlib.hE<gt>\n"
8815 "#include E<lt>unistd.hE<gt>\n"
8816 "#include E<lt>errno.hE<gt>\n"
8819 #: build/C/man3/pthread_setschedparam.3:250
8823 "usage(char *prog_name, char *msg)\n"
8825 " if (msg != NULL)\n"
8826 " fputs(msg, stderr);\n"
8829 "usage(char *prog_name, char *msg)\n"
8831 " if (msg != NULL)\n"
8832 " fputs(msg, stderr);\n"
8835 #: build/C/man3/pthread_setschedparam.3:267
8838 " fprintf(stderr, \"Usage: %s [options]\\en\", prog_name);\n"
8839 " fprintf(stderr, \"Options are:\\en\");\n"
8840 "#define fpe(msg) fprintf(stderr, \"\\et%s\", msg); /* Shorter */\n"
8841 " fpe(\"-aE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority in\\en\");\n"
8842 " fpe(\" thread attributes object\\en\");\n"
8843 " fpe(\" E<lt>policyE<gt> can be\\en\");\n"
8844 " fpe(\" f SCHED_FIFO\\en\");\n"
8845 " fpe(\" r SCHED_RR\\en\");\n"
8846 " fpe(\" o SCHED_OTHER\\en\");\n"
8847 " fpe(\"-A Use default thread attributes object\\en\");\n"
8848 " fpe(\"-i {e|i} Set inherit scheduler attribute to\\en\");\n"
8849 " fpe(\" \\(aqexplicit\\(aq or \\(aqinherit\\(aq\\en\");\n"
8850 " fpe(\"-mE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority on\\en\");\n"
8851 " fpe(\" main thread before pthread_create() call\\en\");\n"
8852 " exit(EXIT_FAILURE);\n"
8855 " fprintf(stderr, \"Usage: %s [options]\\en\", prog_name);\n"
8856 " fprintf(stderr, \"Options are:\\en\");\n"
8857 "#define fpe(msg) fprintf(stderr, \"\\et%s\", msg); /* Shorter */\n"
8858 " fpe(\"-aE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority in\\en\");\n"
8859 " fpe(\" thread attributes object\\en\");\n"
8860 " fpe(\" E<lt>policyE<gt> can be\\en\");\n"
8861 " fpe(\" f SCHED_FIFO\\en\");\n"
8862 " fpe(\" r SCHED_RR\\en\");\n"
8863 " fpe(\" o SCHED_OTHER\\en\");\n"
8864 " fpe(\"-A Use default thread attributes object\\en\");\n"
8865 " fpe(\"-i {e|i} Set inherit scheduler attribute to\\en\");\n"
8866 " fpe(\" \\(aqexplicit\\(aq or \\(aqinherit\\(aq\\en\");\n"
8867 " fpe(\"-mE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority on\\en\");\n"
8868 " fpe(\" main thread before pthread_create() call\\en\");\n"
8869 " exit(EXIT_FAILURE);\n"
8873 #: build/C/man3/pthread_setschedparam.3:278
8877 "get_policy(char p, int *policy)\n"
8880 " case \\(aqf\\(aq: *policy = SCHED_FIFO; return 1;\n"
8881 " case \\(aqr\\(aq: *policy = SCHED_RR; return 1;\n"
8882 " case \\(aqo\\(aq: *policy = SCHED_OTHER; return 1;\n"
8883 " default: return 0;\n"
8888 "get_policy(char p, int *policy)\n"
8891 " case \\(aqf\\(aq: *policy = SCHED_FIFO; return 1;\n"
8892 " case \\(aqr\\(aq: *policy = SCHED_RR; return 1;\n"
8893 " case \\(aqo\\(aq: *policy = SCHED_OTHER; return 1;\n"
8894 " default: return 0;\n"
8899 #: build/C/man3/pthread_setschedparam.3:289
8903 "display_sched_attr(int policy, struct sched_param *param)\n"
8905 " printf(\" policy=%s, priority=%d\\en\",\n"
8906 " (policy == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
8907 " (policy == SCHED_RR) ? \"SCHED_RR\" :\n"
8908 " (policy == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
8910 " param-E<gt>sched_priority);\n"
8914 "display_sched_attr(int policy, struct sched_param *param)\n"
8916 " printf(\" policy=%s, priority=%d\\en\",\n"
8917 " (policy == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
8918 " (policy == SCHED_RR) ? \"SCHED_RR\" :\n"
8919 " (policy == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
8921 " param-E<gt>sched_priority);\n"
8925 #: build/C/man3/pthread_setschedparam.3:295
8929 "display_thread_sched_attr(char *msg)\n"
8932 " struct sched_param param;\n"
8935 "display_thread_sched_attr(char *msg)\n"
8938 " struct sched_param param;\n"
8941 #: build/C/man3/pthread_setschedparam.3:299
8944 " s = pthread_getschedparam(pthread_self(), &policy, ¶m);\n"
8946 " handle_error_en(s, \"pthread_getschedparam\");\n"
8948 " s = pthread_getschedparam(pthread_self(), &policy, ¶m);\n"
8950 " handle_error_en(s, \"pthread_getschedparam\");\n"
8953 #: build/C/man3/pthread_setschedparam.3:303
8956 " printf(\"%s\\en\", msg);\n"
8957 " display_sched_attr(policy, ¶m);\n"
8960 " printf(\"%s\\en\", msg);\n"
8961 " display_sched_attr(policy, ¶m);\n"
8965 #: build/C/man3/pthread_setschedparam.3:308
8969 "thread_start(void *arg)\n"
8971 " display_thread_sched_attr(\"Scheduler attributes of new thread\");\n"
8974 "thread_start(void *arg)\n"
8976 " display_thread_sched_attr(\"Scheduler attributes of new thread\");\n"
8979 #: build/C/man3/pthread_setschedparam.3:311
8989 #: build/C/man3/pthread_setschedparam.3:321
8993 "main(int argc, char *argv[])\n"
8995 " int s, opt, inheritsched, use_null_attrib, policy;\n"
8996 " pthread_t thread;\n"
8997 " pthread_attr_t attr;\n"
8998 " pthread_attr_t *attrp;\n"
8999 " char *attr_sched_str, *main_sched_str, *inheritsched_str;\n"
9000 " struct sched_param param;\n"
9003 "main(int argc, char *argv[])\n"
9005 " int s, opt, inheritsched, use_null_attrib, policy;\n"
9006 " pthread_t thread;\n"
9007 " pthread_attr_t attr;\n"
9008 " pthread_attr_t *attrp;\n"
9009 " char *attr_sched_str, *main_sched_str, *inheritsched_str;\n"
9010 " struct sched_param param;\n"
9013 #: build/C/man3/pthread_setschedparam.3:323
9015 msgid " /* Process command-line options */\n"
9016 msgstr " /* Process command-line options */\n"
9019 #: build/C/man3/pthread_setschedparam.3:328
9022 " use_null_attrib = 0;\n"
9023 " attr_sched_str = NULL;\n"
9024 " main_sched_str = NULL;\n"
9025 " inheritsched_str = NULL;\n"
9027 " use_null_attrib = 0;\n"
9028 " attr_sched_str = NULL;\n"
9029 " main_sched_str = NULL;\n"
9030 " inheritsched_str = NULL;\n"
9033 #: build/C/man3/pthread_setschedparam.3:338
9036 " while ((opt = getopt(argc, argv, \"a:Ai:m:\")) != -1) {\n"
9038 " case \\(aqa\\(aq: attr_sched_str = optarg; break;\n"
9039 " case \\(aqA\\(aq: use_null_attrib = 1; break;\n"
9040 " case \\(aqi\\(aq: inheritsched_str = optarg; break;\n"
9041 " case \\(aqm\\(aq: main_sched_str = optarg; break;\n"
9042 " default: usage(argv[0], \"Unrecognized option\\en\");\n"
9046 " while ((opt = getopt(argc, argv, \"a:Ai:m:\")) != -1) {\n"
9048 " case \\(aqa\\(aq: attr_sched_str = optarg; break;\n"
9049 " case \\(aqA\\(aq: use_null_attrib = 1; break;\n"
9050 " case \\(aqi\\(aq: inheritsched_str = optarg; break;\n"
9051 " case \\(aqm\\(aq: main_sched_str = optarg; break;\n"
9052 " default: usage(argv[0], \"Unrecognized option\\en\");\n"
9057 #: build/C/man3/pthread_setschedparam.3:342
9060 " if (use_null_attrib &&\n"
9061 " (inheritsched_str != NULL || attr_sched_str != NULL))\n"
9062 " usage(argv[0], \"Can\\(aqt specify -A with -i or -a\\en\");\n"
9064 " if (use_null_attrib &&\n"
9065 " (inheritsched_str != NULL || attr_sched_str != NULL))\n"
9066 " usage(argv[0], \"Can\\(aqt specify -A with -i or -a\\en\");\n"
9069 #: build/C/man3/pthread_setschedparam.3:345
9072 " /* Optionally set scheduling attributes of main thread,\n"
9073 " and display the attributes */\n"
9075 " /* Optionally set scheduling attributes of main thread,\n"
9076 " and display the attributes */\n"
9079 #: build/C/man3/pthread_setschedparam.3:350
9082 " if (main_sched_str != NULL) {\n"
9083 " if (!get_policy(main_sched_str[0], &policy))\n"
9084 " usage(argv[0], \"Bad policy for main thread (-m)\\en\");\n"
9085 " param.sched_priority = strtol(&main_sched_str[1], NULL, 0);\n"
9087 " if (main_sched_str != NULL) {\n"
9088 " if (!get_policy(main_sched_str[0], &policy))\n"
9089 " usage(argv[0], \"Bad policy for main thread (-m)\\en\");\n"
9090 " param.sched_priority = strtol(&main_sched_str[1], NULL, 0);\n"
9093 #: build/C/man3/pthread_setschedparam.3:355
9096 " s = pthread_setschedparam(pthread_self(), policy, ¶m);\n"
9098 " handle_error_en(s, \"pthread_setschedparam\");\n"
9101 " s = pthread_setschedparam(pthread_self(), policy, ¶m);\n"
9103 " handle_error_en(s, \"pthread_setschedparam\");\n"
9107 #: build/C/man3/pthread_setschedparam.3:358
9110 " display_thread_sched_attr(\"Scheduler settings of main thread\");\n"
9111 " printf(\"\\en\");\n"
9113 " display_thread_sched_attr(\"Scheduler settings of main thread\");\n"
9114 " printf(\"\\en\");\n"
9117 #: build/C/man3/pthread_setschedparam.3:360
9119 msgid " /* Initialize thread attributes object according to options */\n"
9120 msgstr " /* Initialize thread attributes object according to options */\n"
9123 #: build/C/man3/pthread_setschedparam.3:369
9126 " if (!use_null_attrib) {\n"
9127 " s = pthread_attr_init(&attr);\n"
9129 " handle_error_en(s, \"pthread_attr_init\");\n"
9133 " if (!use_null_attrib) {\n"
9134 " s = pthread_attr_init(&attr);\n"
9136 " handle_error_en(s, \"pthread_attr_init\");\n"
9141 #: build/C/man3/pthread_setschedparam.3:377
9144 " if (inheritsched_str != NULL) {\n"
9145 " if (inheritsched_str[0] == \\(aqe\\(aq)\n"
9146 " inheritsched = PTHREAD_EXPLICIT_SCHED;\n"
9147 " else if (inheritsched_str[0] == \\(aqi\\(aq)\n"
9148 " inheritsched = PTHREAD_INHERIT_SCHED;\n"
9150 " usage(argv[0], \"Value for -i must be \\(aqe\\(aq or \\(aqi\\(aq\\en\");\n"
9152 " if (inheritsched_str != NULL) {\n"
9153 " if (inheritsched_str[0] == \\(aqe\\(aq)\n"
9154 " inheritsched = PTHREAD_EXPLICIT_SCHED;\n"
9155 " else if (inheritsched_str[0] == \\(aqi\\(aq)\n"
9156 " inheritsched = PTHREAD_INHERIT_SCHED;\n"
9158 " usage(argv[0], \"Value for -i must be \\(aqe\\(aq or \\(aqi\\(aq\\en\");\n"
9161 #: build/C/man3/pthread_setschedparam.3:382
9164 " s = pthread_attr_setinheritsched(&attr, inheritsched);\n"
9166 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
9169 " s = pthread_attr_setinheritsched(&attr, inheritsched);\n"
9171 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
9175 #: build/C/man3/pthread_setschedparam.3:388
9178 " if (attr_sched_str != NULL) {\n"
9179 " if (!get_policy(attr_sched_str[0], &policy))\n"
9181 " \"Bad policy for \\(aqattr\\(aq (-a)\\en\");\n"
9182 " param.sched_priority = strtol(&attr_sched_str[1], NULL, 0);\n"
9184 " if (attr_sched_str != NULL) {\n"
9185 " if (!get_policy(attr_sched_str[0], &policy))\n"
9187 " \"Bad policy for \\(aqattr\\(aq (-a)\\en\");\n"
9188 " param.sched_priority = strtol(&attr_sched_str[1], NULL, 0);\n"
9191 #: build/C/man3/pthread_setschedparam.3:396
9194 " s = pthread_attr_setschedpolicy(&attr, policy);\n"
9196 " handle_error_en(s, \"pthread_attr_setschedpolicy\");\n"
9197 " s = pthread_attr_setschedparam(&attr, ¶m);\n"
9199 " handle_error_en(s, \"pthread_attr_setschedparam\");\n"
9202 " s = pthread_attr_setschedpolicy(&attr, policy);\n"
9204 " handle_error_en(s, \"pthread_attr_setschedpolicy\");\n"
9205 " s = pthread_attr_setschedparam(&attr, ¶m);\n"
9207 " handle_error_en(s, \"pthread_attr_setschedparam\");\n"
9211 #: build/C/man3/pthread_setschedparam.3:399
9214 " /* If we initialized a thread attributes object, display\n"
9215 " the scheduling attributes that were set in the object */\n"
9217 " /* If we initialized a thread attributes object, display\n"
9218 " the scheduling attributes that were set in the object */\n"
9221 #: build/C/man3/pthread_setschedparam.3:407
9224 " if (attrp != NULL) {\n"
9225 " s = pthread_attr_getschedparam(&attr, ¶m);\n"
9227 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
9228 " s = pthread_attr_getschedpolicy(&attr, &policy);\n"
9230 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
9232 " if (attrp != NULL) {\n"
9233 " s = pthread_attr_getschedparam(&attr, ¶m);\n"
9235 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
9236 " s = pthread_attr_getschedpolicy(&attr, &policy);\n"
9238 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
9241 #: build/C/man3/pthread_setschedparam.3:410
9244 " printf(\"Scheduler settings in \\(aqattr\\(aq\\en\");\n"
9245 " display_sched_attr(policy, ¶m);\n"
9247 " printf(\"Scheduler settings in \\(aqattr\\(aq\\en\");\n"
9248 " display_sched_attr(policy, ¶m);\n"
9251 #: build/C/man3/pthread_setschedparam.3:418
9254 " s = pthread_attr_getinheritsched(&attr, &inheritsched);\n"
9255 " printf(\" inheritsched is %s\\en\",\n"
9256 " (inheritsched == PTHREAD_INHERIT_SCHED) ? \"INHERIT\" :\n"
9257 " (inheritsched == PTHREAD_EXPLICIT_SCHED) ? \"EXPLICIT\" :\n"
9259 " printf(\"\\en\");\n"
9262 " s = pthread_attr_getinheritsched(&attr, &inheritsched);\n"
9263 " printf(\" inheritsched is %s\\en\",\n"
9264 " (inheritsched == PTHREAD_INHERIT_SCHED) ? \"INHERIT\" :\n"
9265 " (inheritsched == PTHREAD_EXPLICIT_SCHED) ? \"EXPLICIT\" :\n"
9267 " printf(\"\\en\");\n"
9271 #: build/C/man3/pthread_setschedparam.3:420
9273 msgid " /* Create a thread that will display its scheduling attributes */\n"
9274 msgstr " /* Create a thread that will display its scheduling attributes */\n"
9277 #: build/C/man3/pthread_setschedparam.3:424
9280 " s = pthread_create(&thread, attrp, &thread_start, NULL);\n"
9282 " handle_error_en(s, \"pthread_create\");\n"
9284 " s = pthread_create(&thread, attrp, &thread_start, NULL);\n"
9286 " handle_error_en(s, \"pthread_create\");\n"
9289 #: build/C/man3/pthread_setschedparam.3:426
9291 msgid " /* Destroy unneeded thread attributes object */\n"
9292 msgstr " /* Destroy unneeded thread attributes object */\n"
9295 #: build/C/man3/pthread_setschedparam.3:432
9298 " if (!use_null_attrib) {\n"
9299 " s = pthread_attr_destroy(&attr);\n"
9301 " handle_error_en(s, \"pthread_attr_destroy\");\n"
9304 " if (!use_null_attrib) {\n"
9305 " s = pthread_attr_destroy(&attr);\n"
9307 " handle_error_en(s, \"pthread_attr_destroy\");\n"
9311 #: build/C/man3/pthread_setschedparam.3:436
9314 " s = pthread_join(thread, NULL);\n"
9316 " handle_error_en(s, \"pthread_join\");\n"
9318 " s = pthread_join(thread, NULL);\n"
9320 " handle_error_en(s, \"pthread_join\");\n"
9323 #: build/C/man3/pthread_setschedparam.3:454
9325 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
9326 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
9327 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthread_self>(3), "
9328 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
9330 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
9331 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
9332 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthread_self>(3), "
9333 "B<pthread_setschedprio>(3), B<pthreads>(7), B<sched>(7)"
9336 #: build/C/man3/pthread_setschedprio.3:26
9338 msgid "PTHREAD_SETSCHEDPRIO"
9339 msgstr "PTHREAD_SETSCHEDPRIO"
9342 #: build/C/man3/pthread_setschedprio.3:29
9343 msgid "pthread_setschedprio - set scheduling priority of a thread"
9344 msgstr "pthread_setschedprio - スレッドのスケジューリング優先度を設定する"
9347 #: build/C/man3/pthread_setschedprio.3:34
9349 msgid "B<int pthread_setschedprio(pthread_t >I<thread>B<, int >I<prio>B<);>\n"
9350 msgstr "B<int pthread_setschedprio(pthread_t >I<thread>B<, int >I<prio>B<);>\n"
9352 #. FIXME . nptl/pthread_setschedprio.c has the following
9353 #. /* If the thread should have higher priority because of some
9354 #. PTHREAD_PRIO_PROTECT mutexes it holds, adjust the priority. */
9355 #. Eventually (perhaps after writing the mutexattr pages), we
9356 #. may want to add something on the topic to this page.
9357 #. nptl/pthread_setschedparam.c has a similar case.
9359 #: build/C/man3/pthread_setschedprio.3:53
9361 "The B<pthread_setschedprio>() function sets the scheduling priority of the "
9362 "thread I<thread> to the value specified in I<prio>. (By contrast "
9363 "B<pthread_setschedparam>(3) changes both the scheduling policy and priority "
9366 "B<pthread_setschedprio>() 関数は、スレッド I<thread> のスケジューリング\n"
9367 "優先度に I<prio> で指定された値を設定する\n"
9368 "(一方、B<pthread_setschedparam>(3) はスレッドのスケジューリングポリシー\n"
9372 #: build/C/man3/pthread_setschedprio.3:61
9374 "On success, this function returns 0; on error, it returns a nonzero error "
9375 "number. If B<pthread_setschedprio>() fails, the scheduling priority of "
9376 "I<thread> is not changed."
9378 "成功すると、この関数は 0 を返す。\n"
9379 "エラーの場合、0 以外のエラー番号を返す。\n"
9380 "B<pthread_setschedprio>() が失敗した場合、 I<thread> の\n"
9381 "スケジューリング優先度は変更されない。"
9384 #: build/C/man3/pthread_setschedprio.3:66
9385 msgid "I<prio> is not valid for the scheduling policy of the specified thread."
9387 "指定されたスレッドのスケジューリングポリシーでは、 I<prio> は無効である。"
9390 #: build/C/man3/pthread_setschedprio.3:70
9392 "The caller does not have appropriate privileges to set the specified "
9394 msgstr "呼び出し側が、指定された優先度を設定するのに必要な特権を持っていない。"
9397 #: build/C/man3/pthread_setschedprio.3:81
9399 "POSIX.1-2001 also documents an B<ENOTSUP> (\"attempt was made to set the "
9400 "priority to an unsupported value\") error for B<pthread_setschedparam>(3)."
9402 "POSIX.1-2001 では、 B<pthread_setschedprio>() に関して\n"
9403 "エラー B<ENOTSUP> (\"サポートされていない値を優先度\n"
9404 "に設定しようとした\") も追加で規定されている。"
9407 #: build/C/man3/pthread_setschedprio.3:83
9408 msgid "This function is available in glibc since version 2.3.4."
9409 msgstr "この関数は glibc バージョン 2.3.4 以降で利用できる。"
9412 #: build/C/man3/pthread_setschedprio.3:88
9413 msgid "The B<pthread_setschedprio>() function is thread-safe."
9414 msgstr "B<pthread_setschedprio>() 関数はスレッドセーフである。"
9417 #: build/C/man3/pthread_setschedprio.3:96
9419 "For a description of the permissions required to, and the effect of, "
9420 "changing a thread's scheduling priority, and details of the permitted ranges "
9421 "for priorities in each scheduling policy, see B<sched>(7)."
9423 "スレッドのスケジューリング優先度を変更するために必要な許可や変更した場合の影"
9424 "響、および各スケジューリングポリシーで認められる優先度の範囲の詳細について"
9425 "は、 B<sched>(7) を参照。"
9428 #: build/C/man3/pthread_setschedprio.3:110
9430 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
9431 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
9432 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthread_self>(3), "
9433 "B<pthread_setschedparam>(3), B<pthreads>(7), B<sched>(7)"
9435 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<pthread_attr_init>(3), "
9436 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
9437 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthread_self>(3), "
9438 "B<pthread_setschedparam>(3), B<pthreads>(7), B<sched>(7)"
9441 #: build/C/man3/pthread_sigmask.3:26
9443 msgid "PTHREAD_SIGMASK"
9444 msgstr "PTHREAD_SIGMASK"
9447 #: build/C/man3/pthread_sigmask.3:26 build/C/man3/pthread_testcancel.3:26
9453 #: build/C/man3/pthread_sigmask.3:29
9454 msgid "pthread_sigmask - examine and change mask of blocked signals"
9455 msgstr "pthread_sigmask - 禁止するシグナルマスクの確認と変更を行う"
9458 #: build/C/man3/pthread_sigmask.3:35
9460 msgid "B<int pthread_sigmask(int >I<how>B<, const sigset_t *>I<set>B<, sigset_t *>I<oldset>B<);>\n"
9461 msgstr "B<int pthread_sigmask(int >I<how>B<, const sigset_t *>I<set>B<, sigset_t *>I<oldset>B<);>\n"
9464 #: build/C/man3/pthread_sigmask.3:46
9465 msgid "B<pthread_sigmask>():"
9466 msgstr "B<pthread_sigmask>():"
9469 #: build/C/man3/pthread_sigmask.3:58
9471 "The B<pthread_sigmask>() function is just like B<sigprocmask>(2), with the "
9472 "difference that its use in multithreaded programs is explicitly specified by "
9473 "POSIX.1-2001. Other differences are noted in this page."
9475 "B<pthread_sigmask>() 関数は B<sigprocmask>(2) と全く同様だが、\n"
9476 "マルチスレッドプログラムでの利用が POSIX.1-2001 で明示的に規定されて\n"
9477 "いる点が異なる。他の違いはこのマニュアルページで説明する。"
9480 #: build/C/man3/pthread_sigmask.3:61
9482 "For a description of the arguments and operation of this function, see "
9483 "B<sigprocmask>(2)."
9484 msgstr "この関数の引き数と動作の説明は B<sigprocmask>(2) を参照。"
9487 #: build/C/man3/pthread_sigmask.3:66
9489 "On success, B<pthread_sigmask>() returns 0; on error, it returns an error "
9492 "成功すると、 B<pthread_sigmask>() は 0 を返す。\n"
9496 #: build/C/man3/pthread_sigmask.3:69
9497 msgid "See B<sigprocmask>(2)."
9498 msgstr "B<sigprocmask>(2) を参照。"
9501 #: build/C/man3/pthread_sigmask.3:74
9502 msgid "The B<pthread_sigmask>() function is thread-safe."
9503 msgstr "B<pthread_sigmask>() 関数はスレッドセーフである。"
9506 #: build/C/man3/pthread_sigmask.3:78
9507 msgid "A new thread inherits a copy of its creator's signal mask."
9509 "新しいスレッドは、スレッドを作成したスレッドのシグナルマスクのコピーを\n"
9513 #: build/C/man3/pthread_sigmask.3:83
9515 "The program below blocks some signals in the main thread, and then creates a "
9516 "dedicated thread to fetch those signals via B<sigwait>(3). The following "
9517 "shell session demonstrates its use:"
9519 "以下のプログラムは、メインスレッドでシグナルのいくつかを禁止 (block)\n"
9520 "するように設定を行い、 B<sigwait>(3) 経由でそれらのシグナルを集める\n"
9522 "下記のシェルのセッションはその利用例を示したものである。"
9525 #: build/C/man3/pthread_sigmask.3:94
9530 "$B< kill -QUIT %1>\n"
9531 "Signal handling thread got signal 3\n"
9532 "$B< kill -USR1 %1>\n"
9533 "Signal handling thread got signal 10\n"
9534 "$B< kill -TERM %1>\n"
9535 "[1]+ Terminated ./a.out\n"
9539 "$B< kill -QUIT %1>\n"
9540 "Signal handling thread got signal 3\n"
9541 "$B< kill -USR1 %1>\n"
9542 "Signal handling thread got signal 10\n"
9543 "$B< kill -TERM %1>\n"
9544 "[1]+ Terminated ./a.out\n"
9547 #: build/C/man3/pthread_sigmask.3:105
9550 "#include E<lt>pthread.hE<gt>\n"
9551 "#include E<lt>stdio.hE<gt>\n"
9552 "#include E<lt>stdlib.hE<gt>\n"
9553 "#include E<lt>unistd.hE<gt>\n"
9554 "#include E<lt>signal.hE<gt>\n"
9555 "#include E<lt>errno.hE<gt>\n"
9557 "#include E<lt>pthread.hE<gt>\n"
9558 "#include E<lt>stdio.hE<gt>\n"
9559 "#include E<lt>stdlib.hE<gt>\n"
9560 "#include E<lt>unistd.hE<gt>\n"
9561 "#include E<lt>signal.hE<gt>\n"
9562 "#include E<lt>errno.hE<gt>\n"
9565 #: build/C/man3/pthread_sigmask.3:107
9567 msgid "/* Simple error handling functions */\n"
9568 msgstr "/* Simple error handling functions */\n"
9571 #: build/C/man3/pthread_sigmask.3:116
9575 "sig_thread(void *arg)\n"
9577 " sigset_t *set = arg;\n"
9581 "sig_thread(void *arg)\n"
9583 " sigset_t *set = arg;\n"
9587 #: build/C/man3/pthread_sigmask.3:124
9591 " s = sigwait(set, &sig);\n"
9593 " handle_error_en(s, \"sigwait\");\n"
9594 " printf(\"Signal handling thread got signal %d\\en\", sig);\n"
9599 " s = sigwait(set, &sig);\n"
9601 " handle_error_en(s, \"sigwait\");\n"
9602 " printf(\"Signal handling thread got signal %d\\en\", sig);\n"
9607 #: build/C/man3/pthread_sigmask.3:131
9611 "main(int argc, char *argv[])\n"
9613 " pthread_t thread;\n"
9618 "main(int argc, char *argv[])\n"
9620 " pthread_t thread;\n"
9625 #: build/C/man3/pthread_sigmask.3:134
9628 " /* Block SIGQUIT and SIGUSR1; other threads created by main()\n"
9629 " will inherit a copy of the signal mask. */\n"
9631 " /* Block SIGQUIT and SIGUSR1; other threads created by main()\n"
9632 " will inherit a copy of the signal mask. */\n"
9635 #: build/C/man3/pthread_sigmask.3:141
9638 " sigemptyset(&set);\n"
9639 " sigaddset(&set, SIGQUIT);\n"
9640 " sigaddset(&set, SIGUSR1);\n"
9641 " s = pthread_sigmask(SIG_BLOCK, &set, NULL);\n"
9643 " handle_error_en(s, \"pthread_sigmask\");\n"
9645 " sigemptyset(&set);\n"
9646 " sigaddset(&set, SIGQUIT);\n"
9647 " sigaddset(&set, SIGUSR1);\n"
9648 " s = pthread_sigmask(SIG_BLOCK, &set, NULL);\n"
9650 " handle_error_en(s, \"pthread_sigmask\");\n"
9653 #: build/C/man3/pthread_sigmask.3:145
9656 " s = pthread_create(&thread, NULL, &sig_thread, (void *) &set);\n"
9658 " handle_error_en(s, \"pthread_create\");\n"
9660 " s = pthread_create(&thread, NULL, &sig_thread, (void *) &set);\n"
9662 " handle_error_en(s, \"pthread_create\");\n"
9665 #: build/C/man3/pthread_sigmask.3:148
9668 " /* Main thread carries on to create other threads and/or do\n"
9671 " /* Main thread carries on to create other threads and/or do\n"
9675 #: build/C/man3/pthread_sigmask.3:151
9678 " pause(); /* Dummy pause so we can test program */\n"
9681 " pause(); /* Dummy pause so we can test program */\n"
9685 #: build/C/man3/pthread_sigmask.3:161
9687 "B<sigaction>(2), B<sigpending>(2), B<sigprocmask>(2), B<pthread_create>(3), "
9688 "B<pthread_kill>(3), B<sigsetops>(3), B<pthreads>(7), B<signal>(7)"
9690 "B<sigaction>(2), B<sigpending>(2), B<sigprocmask>(2), B<pthread_create>(3), "
9691 "B<pthread_kill>(3), B<sigsetops>(3), B<pthreads>(7), B<signal>(7)"
9694 #: build/C/man3/pthread_sigqueue.3:25
9696 msgid "PTHREAD_SIGQUEUE"
9697 msgstr "PTHREAD_SIGQUEUE"
9700 #: build/C/man3/pthread_sigqueue.3:28
9701 msgid "pthread_sigqueue - queue a signal and data to a thread"
9702 msgstr "pthread_sigqueue - スレッドに対するシグナルとデータをキューに入れる"
9705 #: build/C/man3/pthread_sigqueue.3:32
9708 "B<#include E<lt>signal.hE<gt>>\n"
9709 "B<#include E<lt>pthread.hE<gt>>\n"
9711 "B<#include E<lt>signal.hE<gt>>\n"
9712 "B<#include E<lt>pthread.hE<gt>>\n"
9715 #: build/C/man3/pthread_sigqueue.3:35
9718 "B<int pthread_sigqueue(pthread_t >I<thread>B<, int >I<sig>B<,>\n"
9719 "B< const union sigval >I<value>B<);>\n"
9721 "B<int pthread_sigqueue(pthread_t >I<thread>B<, int >I<sig>B<,>\n"
9722 "B< const union sigval >I<value>B<);>\n"
9725 #: build/C/man3/pthread_sigqueue.3:46
9726 msgid "B<pthread_sigqueue>(): _GNU_SOURCE"
9727 msgstr "B<pthread_sigqueue>(): _GNU_SOURCE"
9730 #: build/C/man3/pthread_sigqueue.3:54
9732 "The B<pthread_sigqueue>() function performs a similar task to "
9733 "B<sigqueue>(3), but, rather than sending a signal to a process, it sends a "
9734 "signal to a thread in the same process as the calling thread."
9736 "B<pthread_sigqueue>() 関数は B<sigqueue>(3) と同様の処理を実行するが、\n"
9737 "プロセスにシグナルを送信するのではなく、呼び出したスレッドと\n"
9738 "同じプロセス内のスレッドにシグナルを送信する。"
9741 #: build/C/man3/pthread_sigqueue.3:66
9743 "The I<thread> argument is the ID of a thread in the same process as the "
9744 "caller. The I<sig> argument specifies the signal to be sent. The I<value> "
9745 "argument specifies data to accompany the signal; see B<sigqueue>(3) for "
9748 "I<thread> 引き数は、呼び出し側と同じプロセスのスレッドの ID である。\n"
9749 "I<sig> 引き数は送信するシグナルを指定する。\n"
9750 "I<value> 引き数はシグナルと一緒に渡すデータを指定する。\n"
9751 "詳細は B<sigqueue>(3) を参照。"
9754 #: build/C/man3/pthread_sigqueue.3:71
9756 "On success, B<pthread_sigqueue>() returns 0; on error, it returns an error "
9759 "成功すると、 B<pthread_sigmask>() は 0 を返す。\n"
9763 #: build/C/man3/pthread_sigqueue.3:78
9765 "The limit of signals which may be queued has been reached. (See "
9766 "B<signal>(7) for further information.)"
9768 "キューに入れられるシグナル数が上限に達していた\n"
9769 "(詳しい情報は (B<signal>(7) を参照)。"
9772 #: build/C/man3/pthread_sigqueue.3:82
9773 msgid "I<sig> was invalid."
9774 msgstr "I<sig> が無効であった。"
9777 #: build/C/man3/pthread_sigqueue.3:82
9783 #: build/C/man3/pthread_sigqueue.3:86
9784 msgid "B<pthread_sigqueue>() is not supported on this system."
9785 msgstr "B<pthread_sigqueue>() がこのシステムではサポートされていない。"
9788 #: build/C/man3/pthread_sigqueue.3:90
9789 msgid "I<thread> is not valid."
9790 msgstr "I<thread> が無効である。"
9793 #: build/C/man3/pthread_sigqueue.3:94
9794 msgid "The B<pthread_sigqueue>() function first appeared in glibc 2.11."
9795 msgstr "B<pthread_sigqueue>() 関数は glibc 2.11 で初めて登場した。"
9798 #: build/C/man3/pthread_sigqueue.3:99
9799 msgid "The B<pthread_sigqueue>() function is thread-safe."
9800 msgstr "B<pthread_sigqueue>() 関数はスレッドセーフである。"
9803 #: build/C/man3/pthread_sigqueue.3:101
9804 msgid "This function is a GNU extension."
9805 msgstr "この関数は GNU による拡張である。"
9808 #: build/C/man3/pthread_sigqueue.3:109
9810 "B<rt_tgsigqueueinfo>(2), B<sigaction>(2), B<pthread_sigmask>(3), "
9811 "B<sigqueue>(3), B<sigwait>(3), B<pthreads>(7), B<signal>(7)"
9813 "B<rt_tgsigqueueinfo>(2), B<sigaction>(2), B<pthread_sigmask>(3), \n"
9814 "B<sigqueue>(3), B<sigwait>(3), B<pthreads>(7), B<signal>(7)"
9817 #: build/C/man3/pthread_testcancel.3:26
9819 msgid "PTHREAD_TESTCANCEL"
9820 msgstr "PTHREAD_TESTCANCEL"
9823 #: build/C/man3/pthread_testcancel.3:29
9825 "pthread_testcancel - request delivery of any pending cancellation request"
9826 msgstr "pthread_testcancel - 処理待ちの取り消し要求の配送を要求する"
9829 #: build/C/man3/pthread_testcancel.3:34
9831 msgid "B<void pthread_testcancel(void);>\n"
9832 msgstr "B<void pthread_testcancel(void);>\n"
9835 #: build/C/man3/pthread_testcancel.3:43
9837 "Calling B<pthread_testcancel>() creates a cancellation point within the "
9838 "calling thread, so that a thread that is otherwise executing code that "
9839 "contains no cancellation points will respond to a cancellation request."
9841 "B<pthread_testcancel>() を呼び出すと、呼び出したスレッド内に取り消し\n"
9842 "ポイント (cancellation point) が作成される。\n"
9843 "これにより、これ以外には取り消しポイントを含まないコードを実行して\n"
9844 "いるスレッドが取り消し要求に対応することができるようになる。"
9847 #: build/C/man3/pthread_testcancel.3:50
9849 "If cancelability is disabled (using B<pthread_setcancelstate>(3)), or no "
9850 "cancellation request is pending, then a call to B<pthread_testcancel>() has "
9853 "(B<pthread_setcancelstate>(3) を使って) キャンセルが無効になっている\n"
9854 "場合や処理待ちの取り消し要求がない場合は、B<pthread_testcancel>() を\n"
9858 #: build/C/man3/pthread_testcancel.3:54
9860 "This function does not return a value. If the calling thread is canceled as "
9861 "a consequence of a call to this function, then the function does not return."
9863 "この関数は値を返さない。この関数の呼び出しの結果、呼び出したスレッドが\n"
9864 "キャンセルされた場合、この関数が返ることはない。"
9867 #: build/C/man3/pthread_testcancel.3:63
9868 msgid "The B<pthread_testcancel>() function is thread-safe."
9869 msgstr "B<pthread_testcancel>() 関数はスレッドセーフである。"
9872 #: build/C/man3/pthread_testcancel.3:68
9873 msgid "See B<pthread_cleanup_push>(3)."
9874 msgstr "B<pthread_cleanup_push>(3) を参照。"
9877 #: build/C/man3/pthread_testcancel.3:73
9879 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
9880 "B<pthread_setcancelstate>(3), B<pthreads>(7)"
9882 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
9883 "B<pthread_setcancelstate>(3), B<pthreads>(7)"
9886 #: build/C/man3/pthread_tryjoin_np.3:26
9888 msgid "PTHREAD_TRYJOIN_NP"
9889 msgstr "PTHREAD_TRYJOIN_NP"
9892 #: build/C/man3/pthread_tryjoin_np.3:26
9898 #: build/C/man3/pthread_tryjoin_np.3:30
9900 "pthread_tryjoin_np, pthread_timedjoin_np - try to join with a terminated "
9903 "pthread_tryjoin_np, pthread_timedjoin_np - 終了したスレッドの join を\n"
9907 #: build/C/man3/pthread_tryjoin_np.3:36
9909 msgid "B<int pthread_tryjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
9910 msgstr "B<int pthread_tryjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
9913 #: build/C/man3/pthread_tryjoin_np.3:39
9916 "B<int pthread_timedjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<,>\n"
9917 "B< const struct timespec *>I<abstime>B<);>\n"
9919 "B<int pthread_timedjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<,>\n"
9920 "B< const struct timespec *>I<abstime>B<);>\n"
9923 #: build/C/man3/pthread_tryjoin_np.3:46
9925 "These functions operate in the same way as B<pthread_join>(3), except for "
9926 "the differences described on this page."
9928 "これらの関数は B<pthread_join>(3) と同じように動作するが、\n"
9932 #: build/C/man3/pthread_tryjoin_np.3:58
9934 "The B<pthread_tryjoin_np>() function performs a nonblocking join with the "
9935 "thread I<thread>, returning the exit status of the thread in I<*retval>. If "
9936 "I<thread> has not yet terminated, then instead of blocking, as is done by "
9937 "B<pthread_join>(3), the call returns an error."
9939 "B<pthread_tryjoin_np>() 関数は、スレッド I<thread> の非停止\n"
9940 "(nonblocking) での join を実行し、スレッドの終了ステータスを\n"
9941 "I<*retval> に入れて返す。I<thread> がまだ終了していない場合は、\n"
9942 "B<pthread_join>(3) のように停止 (block) せずに、エラーを返す。"
9945 #: build/C/man3/pthread_tryjoin_np.3:76
9947 "The B<pthread_timedjoin_np>() function performs a join-with-timeout. If "
9948 "I<thread> has not yet terminated, then the call blocks until a maximum time, "
9949 "specified in I<abstime>. If the timeout expires before I<thread> "
9950 "terminates, the call returns an error. The I<abstime> argument is a "
9951 "structure of the following form, specifying an absolute time measured since "
9952 "the Epoch (see B<time>(2)):"
9954 "B<pthread_timedjoin_np>() 関数は、タイムアウト付きの join を行う。\n"
9955 "I<thread> がまだ終了していない場合、 I<abstime> で指定された最大時間\n"
9956 "まで停止する。 I<thread> が終了する前にタイムアウト時間が経過した場合は、\n"
9957 "エラーを返す。I<abstime> 引き数は以下に示す構造体であり、\n"
9958 "Epoch (時刻紀元; B<time>(2) 参照) から測った絶対時刻を指定する。"
9961 #: build/C/man3/pthread_tryjoin_np.3:83
9964 "struct timespec {\n"
9965 " time_t tv_sec; /* seconds */\n"
9966 " long tv_nsec; /* nanoseconds */\n"
9969 "struct timespec {\n"
9970 " time_t tv_sec; /* seconds */\n"
9971 " long tv_nsec; /* nanoseconds */\n"
9975 #: build/C/man3/pthread_tryjoin_np.3:89
9977 "On success, these functions return 0; on error, they return an error number."
9979 "成功すると、これらの関数は 0 を返す。\n"
9983 #: build/C/man3/pthread_tryjoin_np.3:94
9985 "These functions can fail with the same errors as B<pthread_join>(3). "
9986 "B<pthread_tryjoin_np>() can in addition fail with the following error:"
9988 "これらの関数は B<pthread_join>(3) と同じエラーで失敗する。\n"
9989 "B<pthread_tryjoin_np>() はさらに以下のエラーで失敗する場合がある。"
9992 #: build/C/man3/pthread_tryjoin_np.3:94
9998 #: build/C/man3/pthread_tryjoin_np.3:98
9999 msgid "I<thread> had not yet terminated at the time of the call."
10000 msgstr "呼び出しを行った時点では I<thread> はまだ終了していない。"
10002 #. type: Plain text
10003 #: build/C/man3/pthread_tryjoin_np.3:101
10005 "B<pthread_timedjoin_np>() can in addition fail with the following errors:"
10006 msgstr "B<pthread_timedjoin_np>() はさらに以下のエラーで失敗する場合がある。"
10009 #: build/C/man3/pthread_tryjoin_np.3:101
10011 msgid "B<ETIMEDOUT>"
10012 msgstr "B<ETIMEDOUT>"
10014 #. type: Plain text
10015 #: build/C/man3/pthread_tryjoin_np.3:106
10016 msgid "The call timed out before I<thread> terminated."
10017 msgstr "I<thread> が終了する前に呼び出しがタイムアウトとなった。"
10019 #. type: Plain text
10020 #: build/C/man3/pthread_tryjoin_np.3:114
10022 "I<abstime> value is invalid (I<tv_sec> is less than 0 or I<tv_nsec> is "
10023 "greater than 1e9)."
10025 "I<abstime> の値が無効である (I<tv_sec> が 0 より小さいか、 I<tv_nsec> 1e9 が"
10028 #. type: Plain text
10029 #: build/C/man3/pthread_tryjoin_np.3:118
10030 msgid "B<pthread_timedjoin_np>() never returns the error B<EINTR>."
10031 msgstr "B<pthread_timedjoin_np>() がエラー B<EINTR> を返すことはない。"
10033 #. type: Plain text
10034 #: build/C/man3/pthread_tryjoin_np.3:120
10035 msgid "These functions first appeared in glibc in version 2.3.3."
10036 msgstr "これらの関数は glibc バージョン 2.3.3 で初めて登場した。"
10038 #. type: Plain text
10039 #: build/C/man3/pthread_tryjoin_np.3:125
10040 msgid "The following code waits to join for up to 5 seconds:"
10041 msgstr "以下のコードは、最大 5 秒まで join を待つ。"
10043 #. type: Plain text
10044 #: build/C/man3/pthread_tryjoin_np.3:129
10047 " struct timespec ts;\n"
10050 " struct timespec ts;\n"
10053 #. type: Plain text
10054 #: build/C/man3/pthread_tryjoin_np.3:131
10059 #. type: Plain text
10060 #: build/C/man3/pthread_tryjoin_np.3:135
10063 " if (clock_gettime(CLOCK_REALTIME, &ts) == -1) {\n"
10064 "\t/* Handle error */\n"
10067 " if (clock_gettime(CLOCK_REALTIME, &ts) == -1) {\n"
10068 "\t/* Handle error */\n"
10071 #. type: Plain text
10072 #: build/C/man3/pthread_tryjoin_np.3:137
10074 msgid " ts.tv_sec += 5;\n"
10075 msgstr " ts.tv_sec += 5;\n"
10077 #. type: Plain text
10078 #: build/C/man3/pthread_tryjoin_np.3:142
10081 " s = pthread_timedjoin_np(thread, NULL, &ts);\n"
10083 " /* Handle error */\n"
10086 " s = pthread_timedjoin_np(thread, NULL, &ts);\n"
10088 " /* Handle error */\n"
10091 #. type: Plain text
10092 #: build/C/man3/pthread_tryjoin_np.3:148
10094 "B<clock_gettime>(2), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
10096 "B<clock_gettime>(2), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
10099 #: build/C/man3/pthread_yield.3:25
10101 msgid "PTHREAD_YIELD"
10102 msgstr "PTHREAD_YIELD"
10104 #. type: Plain text
10105 #: build/C/man3/pthread_yield.3:28
10106 msgid "pthread_yield - yield the processor"
10107 msgstr "pthread_yield - プロセッサを明け渡す (yield)"
10109 #. type: Plain text
10110 #: build/C/man3/pthread_yield.3:34
10112 msgid "B<int pthread_yield(void);>\n"
10113 msgstr "B<int pthread_yield(void);>\n"
10115 #. type: Plain text
10116 #: build/C/man3/pthread_yield.3:44
10118 "B<pthread_yield>() causes the calling thread to relinquish the CPU. The "
10119 "thread is placed at the end of the run queue for its static priority and "
10120 "another thread is scheduled to run. For further details, see "
10121 "B<sched_yield>(2)"
10123 "B<pthread_yield>() を呼び出すと、呼び出したスレッドは CPU を手放す。\n"
10124 "スレッドはそのスレッドの静的優先度の実行キューの末尾に回り、\n"
10125 "別のスレッドが実行されるようにスケジューリングされる。\n"
10126 "詳細は B<sched_yield>(2) を参照。"
10128 #. type: Plain text
10129 #: build/C/man3/pthread_yield.3:49
10131 "On success, B<pthread_yield>() returns 0; on error, it returns an error "
10134 "成功すると、 B<pthread_yield>() は 0 を返す。\n"
10137 #. type: Plain text
10138 #: build/C/man3/pthread_yield.3:53
10140 "On Linux, this call always succeeds (but portable and future-proof "
10141 "applications should nevertheless handle a possible error return)."
10143 "Linux では、この関数の呼び出しは常に成功する\n"
10144 "(ただし、移植性や将来も動作することを保証したいアプリケーションでは\n"
10145 "正のエラーの返り値を処理するようにすべきである)。"
10147 #. type: Plain text
10148 #: build/C/man3/pthread_yield.3:58
10149 msgid "The B<pthread_yield>() function is thread-safe."
10150 msgstr "B<pthread_yield>() 関数はスレッドセーフである。"
10152 #. e.g., the BSDs, Tru64, AIX, and Irix.
10153 #. type: Plain text
10154 #: build/C/man3/pthread_yield.3:64
10156 "This call is nonstandard, but present on several other systems. Use the "
10157 "standardized B<sched_yield>(2) instead."
10159 "この関数は非標準だが、他のいくつかのシステムにも存在する。\n"
10160 "代わりに、標準化されている B<sched_yield>(2) を使うこと。"
10162 #. type: Plain text
10163 #: build/C/man3/pthread_yield.3:67
10164 msgid "On Linux, this function is implemented as a call to B<sched_yield>(2)."
10166 "Linux では、この関数は B<sched_yield>(2) を呼び出す形で実装されている。"
10168 #. type: Plain text
10169 #: build/C/man3/pthread_yield.3:71
10170 msgid "B<sched_yield>(2), B<pthreads>(7), B<sched>(7)"
10171 msgstr "B<sched_yield>(2), B<pthreads>(7), B<sched>(7)"
10174 #: build/C/man7/pthreads.7:26
10179 #. type: Plain text
10180 #: build/C/man7/pthreads.7:29
10181 msgid "pthreads - POSIX threads"
10182 msgstr "pthreads - POSIX スレッド"
10184 #. type: Plain text
10185 #: build/C/man7/pthreads.7:36
10187 "POSIX.1 specifies a set of interfaces (functions, header files) for threaded "
10188 "programming commonly known as POSIX threads, or Pthreads. A single process "
10189 "can contain multiple threads, all of which are executing the same program. "
10190 "These threads share the same global memory (data and heap segments), but "
10191 "each thread has its own stack (automatic variables)."
10193 "POSIX.1 は、一般に POSIX スレッドや Pthreads として知られる スレッド・プログ"
10194 "ラミングのインタフェース群 (関数、ヘッダファイル) を規定している。一つのプロ"
10195 "セスは複数のスレッドを持つことができ、 全てのスレッドは同じプログラムを実行す"
10196 "る。 これらのスレッドは同じ大域メモリ (データとヒープ領域) を共有するが、 各"
10197 "スレッドは自分専用のスタック (自動変数) を持つ。"
10199 #. type: Plain text
10200 #: build/C/man7/pthreads.7:39
10202 "POSIX.1 also requires that threads share a range of other attributes (i.e., "
10203 "these attributes are process-wide rather than per-thread):"
10205 "POSIX.1 はスレッド間でどのような属性を共有するかについても定めている (つま"
10206 "り、これらの属性はスレッド単位ではなくプロセス全体で共通である):"
10209 #: build/C/man7/pthreads.7:39 build/C/man7/pthreads.7:41
10210 #: build/C/man7/pthreads.7:43 build/C/man7/pthreads.7:45
10211 #: build/C/man7/pthreads.7:47 build/C/man7/pthreads.7:49
10212 #: build/C/man7/pthreads.7:51 build/C/man7/pthreads.7:54
10213 #: build/C/man7/pthreads.7:56 build/C/man7/pthreads.7:59
10214 #: build/C/man7/pthreads.7:65 build/C/man7/pthreads.7:70
10215 #: build/C/man7/pthreads.7:73 build/C/man7/pthreads.7:76
10216 #: build/C/man7/pthreads.7:84 build/C/man7/pthreads.7:88
10217 #: build/C/man7/pthreads.7:91 build/C/man7/pthreads.7:95
10218 #: build/C/man7/pthreads.7:98 build/C/man7/pthreads.7:103
10219 #: build/C/man7/pthreads.7:106 build/C/man7/pthreads.7:683
10220 #: build/C/man7/pthreads.7:690 build/C/man7/pthreads.7:702
10221 #: build/C/man7/pthreads.7:712 build/C/man7/pthreads.7:716
10222 #: build/C/man7/pthreads.7:725 build/C/man7/pthreads.7:735
10223 #: build/C/man7/pthreads.7:742 build/C/man7/pthreads.7:749
10224 #: build/C/man7/pthreads.7:751 build/C/man7/pthreads.7:754
10225 #: build/C/man7/pthreads.7:760 build/C/man7/pthreads.7:763
10226 #: build/C/man7/pthreads.7:765 build/C/man7/pthreads.7:767
10227 #: build/C/man7/pthreads.7:777 build/C/man7/pthreads.7:797
10228 #: build/C/man7/pthreads.7:806 build/C/man7/pthreads.7:812
10229 #: build/C/man7/pthreads.7:814 build/C/man7/pthreads.7:816
10230 #: build/C/man7/pthreads.7:820 build/C/man7/pthreads.7:825
10231 #: build/C/man7/pthreads.7:833
10236 #. type: Plain text
10237 #: build/C/man7/pthreads.7:41
10241 #. type: Plain text
10242 #: build/C/man7/pthreads.7:43
10243 msgid "parent process ID"
10246 #. type: Plain text
10247 #: build/C/man7/pthreads.7:45
10248 msgid "process group ID and session ID"
10249 msgstr "プロセスグループ ID とセッション ID"
10251 #. type: Plain text
10252 #: build/C/man7/pthreads.7:47
10253 msgid "controlling terminal"
10256 #. type: Plain text
10257 #: build/C/man7/pthreads.7:49
10258 msgid "user and group IDs"
10259 msgstr "ユーザ ID とグループ ID"
10261 #. type: Plain text
10262 #: build/C/man7/pthreads.7:51
10263 msgid "open file descriptors"
10264 msgstr "オープンするファイルディスクリプタ"
10266 #. type: Plain text
10267 #: build/C/man7/pthreads.7:54
10268 msgid "record locks (see B<fcntl>(2))"
10269 msgstr "レコードのロック (B<fcntl>(3) 参照)"
10271 #. type: Plain text
10272 #: build/C/man7/pthreads.7:56
10273 msgid "signal dispositions"
10276 #. type: Plain text
10277 #: build/C/man7/pthreads.7:59
10278 msgid "file mode creation mask (B<umask>(2))"
10279 msgstr "ファイルモード作成マスク (B<umask>(2))"
10281 #. type: Plain text
10282 #: build/C/man7/pthreads.7:65
10283 msgid "current directory (B<chdir>(2)) and root directory (B<chroot>(2))"
10285 "カレント・ディレクトリ (B<chdir>(2)) とルート・ディレクトリ (B<chroot>(2))"
10287 #. type: Plain text
10288 #: build/C/man7/pthreads.7:70
10290 "interval timers (B<setitimer>(2)) and POSIX timers (B<timer_create>(2))"
10292 "インターバル・タイマ (B<setitimer>(2)) と POSIX タイマ (B<timer_create>(2))"
10294 #. type: Plain text
10295 #: build/C/man7/pthreads.7:73
10296 msgid "nice value (B<setpriority>(2))"
10297 msgstr "nice 値 (B<setpriority>(2))"
10299 #. type: Plain text
10300 #: build/C/man7/pthreads.7:76
10301 msgid "resource limits (B<setrlimit>(2))"
10302 msgstr "リソース制限 (B<setrlimit>(2))"
10304 #. type: Plain text
10305 #: build/C/man7/pthreads.7:81
10307 "measurements of the consumption of CPU time (B<times>(2)) and resources "
10308 "(B<getrusage>(2))"
10309 msgstr "CPU 時間 (B<times>(2)) とリソース (B<getrusage>(2)) の消費状況の計測"
10311 #. type: Plain text
10312 #: build/C/man7/pthreads.7:84
10314 "As well as the stack, POSIX.1 specifies that various other attributes are "
10315 "distinct for each thread, including:"
10317 "スタックについても、POSIX.1 はどのような属性が 個々のスレッドで独立に管理され"
10320 #. type: Plain text
10321 #: build/C/man7/pthreads.7:88
10322 msgid "thread ID (the I<pthread_t> data type)"
10323 msgstr "スレッド ID (B<pthread_t> データ型)"
10325 #. type: Plain text
10326 #: build/C/man7/pthreads.7:91
10327 msgid "signal mask (B<pthread_sigmask>(3))"
10328 msgstr "シグナルマスク (B<pthread_sigmask>(3))"
10330 #. type: Plain text
10331 #: build/C/man7/pthreads.7:95
10332 msgid "the I<errno> variable"
10333 msgstr "I<errno> 変数"
10335 #. type: Plain text
10336 #: build/C/man7/pthreads.7:98
10337 msgid "alternate signal stack (B<sigaltstack>(2))"
10338 msgstr "代替シグナルスタック (B<sigaltstack>(2))"
10340 #. type: Plain text
10341 #: build/C/man7/pthreads.7:101
10342 msgid "real-time scheduling policy and priority (B<sched>(7))"
10343 msgstr "リアルタイム・スケジューリングのポリシーと優先度 (B<sched>(7))"
10345 #. type: Plain text
10346 #: build/C/man7/pthreads.7:103
10347 msgid "The following Linux-specific features are also per-thread:"
10348 msgstr "以下の Linux 特有の機能もスレッド単位である:"
10350 #. type: Plain text
10351 #: build/C/man7/pthreads.7:106
10352 msgid "capabilities (see B<capabilities>(7))"
10353 msgstr "ケーパビリティ (B<capabilities>(7) 参照)"
10355 #. type: Plain text
10356 #: build/C/man7/pthreads.7:109
10357 msgid "CPU affinity (B<sched_setaffinity>(2))"
10358 msgstr "CPU affinity (親和度) (B<sched_setaffinity>(2))"
10361 #: build/C/man7/pthreads.7:109
10363 msgid "Pthreads function return values"
10364 msgstr "pthreads 関数の返り値"
10366 #. type: Plain text
10367 #: build/C/man7/pthreads.7:116
10369 "Most pthreads functions return 0 on success, and an error number of "
10370 "failure. Note that the pthreads functions do not set I<errno>. For each of "
10371 "the pthreads functions that can return an error, POSIX.1-2001 specifies that "
10372 "the function can never fail with the error B<EINTR>."
10374 "ほとんどの pthreads 関数は成功すると 0 を返し、 失敗した場合エラー番号を返"
10375 "す。 pthreads 関数は I<errno> をセットしない点に注意すること。 POSIX.1-2001 "
10376 "では、 エラーを返す可能性のある pthreads 関数がエラー B<EINTR> で失敗すること"
10380 #: build/C/man7/pthreads.7:116
10385 #. type: Plain text
10386 #: build/C/man7/pthreads.7:130
10388 "Each of the threads in a process has a unique thread identifier (stored in "
10389 "the type I<pthread_t>). This identifier is returned to the caller of "
10390 "B<pthread_create>(3), and a thread can obtain its own thread identifier "
10391 "using B<pthread_self>(3). Thread IDs are guaranteed to be unique only "
10392 "within a process. A thread ID may be reused after a terminated thread has "
10393 "been joined, or a detached thread has terminated. In all pthreads functions "
10394 "that accept a thread ID as an argument, that ID by definition refers to a "
10395 "thread in the same process as the caller."
10397 "あるプロセス内の各スレッドは (I<pthread_t> 型の) 一意なスレッド識別子を持"
10398 "つ。 この識別子は、 B<pthread_create>(3) の呼び出し元に返される。また、ス"
10399 "レッドは自身のスレッド識別子を B<pthread_self>(3) を使って取得できる。 ス"
10400 "レッド ID の一意性が保証されるのは、一つのプロセス内においてのみである。 終了"
10401 "したスレッドが join された後では、スレッド ID は再利用される可能性がある。 ス"
10402 "レッド ID を引き数に取る全てのスレッド関数において、 その ID は呼び出し元と同"
10403 "じプロセス内の一つのスレッドを参照する。"
10406 #: build/C/man7/pthreads.7:130
10408 msgid "Thread-safe functions"
10409 msgstr "スレッドセーフな関数"
10411 #. type: Plain text
10412 #: build/C/man7/pthreads.7:134
10414 "A thread-safe function is one that can be safely (i.e., it will deliver the "
10415 "same results regardless of whether it is) called from multiple threads at "
10418 "スレッドセーフな関数は、複数のスレッドから同時に呼び出しても安全な (すなわ"
10419 "ち、同時に呼び出されたかに関わらず、同じ結果を返す) 関数のことである。"
10421 #. type: Plain text
10422 #: build/C/man7/pthreads.7:138
10424 "POSIX.1-2001 and POSIX.1-2008 require that all functions specified in the "
10425 "standard shall be thread-safe, except for the following functions:"
10427 "POSIX.1-2001 と POSIX.1-2008では、一部の例外を除き、 標準で規定されている全て"
10428 "の関数がスレッドセーフであることを要求している。 以下の関数が例外である。"
10430 #. type: Plain text
10431 #: build/C/man7/pthreads.7:232
10438 "ctermid() if passed a non-NULL argument\n"
10452 "ecvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10457 "fcvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10459 "gcvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10460 "getc_unlocked()\n"
10461 "getchar_unlocked()\n"
10467 "gethostbyaddr() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10468 "gethostbyname() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10475 "getprotobyname()\n"
10476 "getprotobynumber()\n"
10481 "getservbyname()\n"
10482 "getservbyport()\n"
10503 "putc_unlocked()\n"
10504 "putchar_unlocked()\n"
10515 "strsignal() [Added in POSIX.1-2008]\n"
10517 "system() [Added in POSIX.1-2008]\n"
10518 "tmpnam() if passed a non-NULL argument\n"
10521 "wcrtomb() if its final argument is NULL\n"
10522 "wcsrtombs() if its final argument is NULL\n"
10530 "ctermid() (NULL でない引き数を渡された場合)\n"
10544 "ecvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10549 "fcvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10551 "gcvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10552 "getc_unlocked()\n"
10553 "getchar_unlocked()\n"
10559 "gethostbyaddr() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10560 "gethostbyname() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10567 "getprotobyname()\n"
10568 "getprotobynumber()\n"
10573 "getservbyname()\n"
10574 "getservbyport()\n"
10595 "putc_unlocked()\n"
10596 "putchar_unlocked()\n"
10607 "strsignal() [POSIX.1-2008 で追加された]\n"
10609 "system() [POSIX.1-2008 で追加された]\n"
10610 "tmpnam() (NULL でない引き数を渡された場合)\n"
10613 "wcrtomb() (最後の引き数が NULL の場合)\n"
10614 "wcsrtombs() (最後の引き数が NULL の場合)\n"
10619 #: build/C/man7/pthreads.7:234
10621 msgid "Async-cancel-safe functions"
10622 msgstr "async-cancel-safe 関数"
10624 #. type: Plain text
10625 #: build/C/man7/pthreads.7:238
10627 "An async-cancel-safe function is one that can be safely called in an "
10628 "application where asynchronous cancelability is enabled (see "
10629 "B<pthread_setcancelstate>(3))."
10631 "async-cancel-safe 関数は、\n"
10632 "非同期キャンセル機能が有効になっているアプリケーションで\n"
10633 "安全に呼び出すことができる関数のことである\n"
10634 "(B<pthread_setcancelstate>(3) を参照)。"
10636 #. type: Plain text
10637 #: build/C/man7/pthreads.7:241
10639 "Only the following functions are required to be async-cancel-safe by "
10640 "POSIX.1-2001 and POSIX.1-2008:"
10642 "以下の関数だけが、POSIX.1-2001 と POSIX.1-2008 で async-cancel-safe で\n"
10645 #. type: Plain text
10646 #: build/C/man7/pthreads.7:247
10649 "pthread_cancel()\n"
10650 "pthread_setcancelstate()\n"
10651 "pthread_setcanceltype()\n"
10653 "pthread_cancel()\n"
10654 "pthread_setcancelstate()\n"
10655 "pthread_setcanceltype()\n"
10658 #: build/C/man7/pthreads.7:249
10660 msgid "Cancellation points"
10661 msgstr "取り消しポイント (cancellation points)"
10663 #. type: Plain text
10664 #: build/C/man7/pthreads.7:256
10666 "POSIX.1 specifies that certain functions must, and certain other functions "
10667 "may, be cancellation points. If a thread is cancelable, its cancelability "
10668 "type is deferred, and a cancellation request is pending for the thread, then "
10669 "the thread is canceled when it calls a function that is a cancellation point."
10671 "POSIX.1 の規定では、特定の関数は取り消しポイントでなければならず、 他の特定の"
10672 "関数は取り消しポイントであってもよいとされている。 あるスレッドが取り消し可能"
10673 "で、その取り消し種別 (cancelability type) が延期 (deferred) で、そのスレッド"
10674 "に対する取り消し要求が処理待ちの場合、 取り消しポイントである関数を呼び出した"
10675 "時点で、そのスレッドのキャンセルが 行われる。"
10677 #. type: Plain text
10678 #: build/C/man7/pthreads.7:259
10680 "The following functions are required to be cancellation points by "
10681 "POSIX.1-2001 and/or POSIX.1-2008:"
10683 "POSIX.1-2001 と POSIX.1-2008 の両方、もしくはいずれか一方では、 以下の関数"
10684 "は、取り消しポイント (cancellation points) で あることが必須となっている。"
10686 #. type: Plain text
10687 #: build/C/man7/pthreads.7:322
10692 "clock_nanosleep()\n"
10696 "fcntl() F_SETLKW\n"
10704 "mq_timedreceive()\n"
10711 "openat() [Added in POSIX.1-2008]\n"
10716 "pthread_cond_timedwait()\n"
10717 "pthread_cond_wait()\n"
10719 "pthread_testcancel()\n"
10729 "sem_timedwait()\n"
10734 "sigpause() [POSIX.1-2001 only (moves to \"may\" list in POSIX.1-2008)]\n"
10742 "usleep() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10751 "clock_nanosleep()\n"
10755 "fcntl() F_SETLKW\n"
10763 "mq_timedreceive()\n"
10770 "openat() [POSIX.1-2008 で追加された]\n"
10775 "pthread_cond_timedwait()\n"
10776 "pthread_cond_wait()\n"
10778 "pthread_testcancel()\n"
10788 "sem_timedwait()\n"
10793 "sigpause() [POSIX.1-2001 only (moves to \"may\" list in POSIX.1-2008)]\n"
10801 "usleep() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10808 #. type: Plain text
10809 #: build/C/man7/pthreads.7:327
10811 "The following functions may be cancellation points according to POSIX.1-2001 "
10812 "and/or POSIX.1-2008:"
10814 "POSIX.1-2001 と POSIX.1-2008 の両方、もしくはいずれか一方では、 以下の関数"
10815 "は、取り消しポイント (cancellation points) で あってもよいことになっている。"
10817 #. type: Plain text
10818 #: build/C/man7/pthreads.7:555
10827 "chmod() [Added in POSIX.1-2008]\n"
10828 "chown() [Added in POSIX.1-2008]\n"
10842 "dprintf() [Added in POSIX.1-2008]\n"
10850 "faccessat() [Added in POSIX.1-2008]\n"
10851 "fchmod() [Added in POSIX.1-2008]\n"
10852 "fchmodat() [Added in POSIX.1-2008]\n"
10853 "fchown() [Added in POSIX.1-2008]\n"
10854 "fchownat() [Added in POSIX.1-2008]\n"
10856 "fcntl() (for any value of cmd argument)\n"
10878 "fstatat() [Added in POSIX.1-2008]\n"
10882 "futimens() [Added in POSIX.1-2008]\n"
10888 "getc_unlocked()\n"
10890 "getchar_unlocked()\n"
10893 "getdelim() [Added in POSIX.1-2008]\n"
10899 "gethostbyaddr() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10900 "gethostbyname() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10904 "getline() [Added in POSIX.1-2008]\n"
10911 "getopt() (if opterr is nonzero)\n"
10912 "getprotobyname()\n"
10913 "getprotobynumber()\n"
10921 "getservbyname()\n"
10922 "getservbyport()\n"
10929 "getwd() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10935 "linkat() [Added in POSIX.1-2008]\n"
10936 "lio_listio() [Added in POSIX.1-2008]\n"
10939 "lockf() [Added in POSIX.1-2008]\n"
10942 "mkdir() [Added in POSIX.1-2008]\n"
10943 "mkdirat() [Added in POSIX.1-2008]\n"
10944 "mkdtemp() [Added in POSIX.1-2008]\n"
10945 "mkfifo() [Added in POSIX.1-2008]\n"
10946 "mkfifoat() [Added in POSIX.1-2008]\n"
10947 "mknod() [Added in POSIX.1-2008]\n"
10948 "mknodat() [Added in POSIX.1-2008]\n"
10958 "posix_fadvise()\n"
10959 "posix_fallocate()\n"
10960 "posix_madvise()\n"
10964 "posix_trace_clear()\n"
10965 "posix_trace_close()\n"
10966 "posix_trace_create()\n"
10967 "posix_trace_create_withlog()\n"
10968 "posix_trace_eventtypelist_getnext_id()\n"
10969 "posix_trace_eventtypelist_rewind()\n"
10970 "posix_trace_flush()\n"
10971 "posix_trace_get_attr()\n"
10972 "posix_trace_get_filter()\n"
10973 "posix_trace_get_status()\n"
10974 "posix_trace_getnext_event()\n"
10975 "posix_trace_open()\n"
10976 "posix_trace_rewind()\n"
10977 "posix_trace_set_filter()\n"
10978 "posix_trace_shutdown()\n"
10979 "posix_trace_timedgetnext_event()\n"
10980 "posix_typed_mem_open()\n"
10982 "psiginfo() [Added in POSIX.1-2008]\n"
10983 "psignal() [Added in POSIX.1-2008]\n"
10984 "pthread_rwlock_rdlock()\n"
10985 "pthread_rwlock_timedrdlock()\n"
10986 "pthread_rwlock_timedwrlock()\n"
10987 "pthread_rwlock_wrlock()\n"
10989 "putc_unlocked()\n"
10991 "putchar_unlocked()\n"
10998 "readlink() [Added in POSIX.1-2008]\n"
10999 "readlinkat() [Added in POSIX.1-2008]\n"
11002 "renameat() [Added in POSIX.1-2008]\n"
11005 "scandir() [Added in POSIX.1-2008]\n"
11016 "sigpause() [Added in POSIX.1-2008]\n"
11022 "symlinkat() [Added in POSIX.1-2008]\n"
11033 "unlinkat() [Added in POSIX.1-2008]\n"
11034 "utime() [Added in POSIX.1-2008]\n"
11035 "utimensat() [Added in POSIX.1-2008]\n"
11036 "utimes() [Added in POSIX.1-2008]\n"
11037 "vdprintf() [Added in POSIX.1-2008]\n"
11053 "chmod() [POSIX.1-2008 で追加された]\n"
11054 "chown() [POSIX.1-2008 で追加された]\n"
11068 "dprintf() [POSIX.1-2008 で追加された]\n"
11076 "faccessat() [POSIX.1-2008 で追加された]\n"
11077 "fchmod() [POSIX.1-2008 で追加された]\n"
11078 "fchmodat() [POSIX.1-2008 で追加された]\n"
11079 "fchown() [POSIX.1-2008 で追加された]\n"
11080 "fchownat() [POSIX.1-2008 で追加された]\n"
11082 "fcntl() (cmd 引き数が何であっても)\n"
11104 "fstatat() [POSIX.1-2008 で追加された]\n"
11108 "futimens() [POSIX.1-2008 で追加された]\n"
11114 "getc_unlocked()\n"
11116 "getchar_unlocked()\n"
11119 "getdelim() [POSIX.1-2008 で追加された]\n"
11125 "gethostbyaddr() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
11126 "gethostbyname() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
11130 "getline() [POSIX.1-2008 で追加された]\n"
11137 "getopt() (opterr が 0 以外の場合)\n"
11138 "getprotobyname()\n"
11139 "getprotobynumber()\n"
11147 "getservbyname()\n"
11148 "getservbyport()\n"
11155 "getwd() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
11161 "linkat() [POSIX.1-2008 で追加された]\n"
11162 "lio_listio() [POSIX.1-2008 で追加された]\n"
11165 "lockf() [POSIX.1-2008 で追加された]\n"
11168 "mkdir() [POSIX.1-2008 で追加された]\n"
11169 "mkdirat() [POSIX.1-2008 で追加された]\n"
11170 "mkdtemp() [POSIX.1-2008 で追加された]\n"
11171 "mkfifo() [POSIX.1-2008 で追加された]\n"
11172 "mkfifoat() [POSIX.1-2008 で追加された]\n"
11173 "mknod() [POSIX.1-2008 で追加された]\n"
11174 "mknodat() [POSIX.1-2008 で追加された]\n"
11184 "posix_fadvise()\n"
11185 "posix_fallocate()\n"
11186 "posix_madvise()\n"
11190 "posix_trace_clear()\n"
11191 "posix_trace_close()\n"
11192 "posix_trace_create()\n"
11193 "posix_trace_create_withlog()\n"
11194 "posix_trace_eventtypelist_getnext_id()\n"
11195 "posix_trace_eventtypelist_rewind()\n"
11196 "posix_trace_flush()\n"
11197 "posix_trace_get_attr()\n"
11198 "posix_trace_get_filter()\n"
11199 "posix_trace_get_status()\n"
11200 "posix_trace_getnext_event()\n"
11201 "posix_trace_open()\n"
11202 "posix_trace_rewind()\n"
11203 "posix_trace_set_filter()\n"
11204 "posix_trace_shutdown()\n"
11205 "posix_trace_timedgetnext_event()\n"
11206 "posix_typed_mem_open()\n"
11208 "psiginfo() [POSIX.1-2008 で追加された]\n"
11209 "psignal() [POSIX.1-2008 で追加された]\n"
11210 "pthread_rwlock_rdlock()\n"
11211 "pthread_rwlock_timedrdlock()\n"
11212 "pthread_rwlock_timedwrlock()\n"
11213 "pthread_rwlock_wrlock()\n"
11215 "putc_unlocked()\n"
11217 "putchar_unlocked()\n"
11224 "readlink() [POSIX.1-2008 で追加された]\n"
11225 "readlinkat() [POSIX.1-2008 で追加された]\n"
11228 "renameat() [POSIX.1-2008 で追加された]\n"
11231 "scandir() [POSIX.1-2008 で追加された]\n"
11242 "sigpause() [POSIX.1-2008 で追加された]\n"
11248 "symlinkat() [POSIX.1-2008 で追加された]\n"
11259 "unlinkat() [POSIX.1-2008 で追加された]\n"
11260 "utime() [POSIX.1-2008 で追加された]\n"
11261 "utimensat() [POSIX.1-2008 で追加された]\n"
11262 "utimes() [POSIX.1-2008 で追加された]\n"
11263 "vdprintf() [POSIX.1-2008 で追加された]\n"
11273 #. So, scanning "cancellation point" comments in the glibc 2.8 header
11274 #. files, it looks as though at least the following nonstandard
11275 #. functions are cancellation points:
11306 #. gethostbyname2_r
11314 #. getprotobyname_r
11315 #. getprotobynumber_r
11330 #. getwchar_unlocked
11337 #. pthread_timedjoin_np
11343 #. putwchar_unlocked
11363 #. type: Plain text
11364 #: build/C/man7/pthreads.7:653
11366 "An implementation may also mark other functions not specified in the "
11367 "standard as cancellation points. In particular, an implementation is likely "
11368 "to mark any nonstandard function that may block as a cancellation point. "
11369 "(This includes most functions that can touch files.)"
11371 "実装時に、標準規格で規定されていないその他の関数を取り消しポイント とすること"
11372 "も認められている。 特に、停止 (block) する可能性がある非標準の関数を取り消し"
11373 "ポイントと する実装はあり得ることだろう (ファイルを扱う可能性のあるほとんどの"
11377 #: build/C/man7/pthreads.7:653
11379 msgid "Compiling on Linux"
11380 msgstr "Linux でのコンパイル"
11382 #. type: Plain text
11383 #: build/C/man7/pthreads.7:656
11385 "On Linux, programs that use the Pthreads API should be compiled using I<cc -"
11388 "Linux では、Pthreads API を用いたプログラムは I<cc -pthread> でコンパイルすべ"
11392 #: build/C/man7/pthreads.7:656
11394 msgid "Linux implementations of POSIX threads"
11395 msgstr "POSIX スレッドの Linux での実装"
11397 #. type: Plain text
11398 #: build/C/man7/pthreads.7:659
11400 "Over time, two threading implementations have been provided by the GNU C "
11401 "library on Linux:"
11403 "これまで、2つのスレッドの実装が Linux の GNU C ライブラリにより 提供されてき"
11407 #: build/C/man7/pthreads.7:659
11409 msgid "B<LinuxThreads>"
11410 msgstr "B<LinuxThreads>"
11412 #. type: Plain text
11413 #: build/C/man7/pthreads.7:663
11415 "This is the original Pthreads implementation. Since glibc 2.4, this "
11416 "implementation is no longer supported."
11418 "最初の Pthreads の実装。\n"
11419 "glibc 2.4 以降は、この実装はもはやサポートされていない。"
11422 #: build/C/man7/pthreads.7:663
11424 msgid "B<NPTL> (Native POSIX Threads Library)"
11425 msgstr "B<NPTL> (Native POSIX Threads Library)"
11427 #. type: Plain text
11428 #: build/C/man7/pthreads.7:671
11430 "This is the modern Pthreads implementation. By comparison with "
11431 "LinuxThreads, NPTL provides closer conformance to the requirements of the "
11432 "POSIX.1 specification and better performance when creating large numbers of "
11433 "threads. NPTL is available since glibc 2.3.2, and requires features that "
11434 "are present in the Linux 2.6 kernel."
11436 "新しい Pthreads の実装。LinuxThreads と比べると、 NPTL は POSIX.1 の要求仕様"
11437 "への準拠の度合いが高く、 多数のスレッドを作成した際の性能も高い。 NPTL は "
11438 "glibc 2.3.2 以降で利用可能である。 NPTL を利用するには Linux 2.6 カーネルに実"
11441 #. type: Plain text
11442 #: build/C/man7/pthreads.7:681
11444 "Both of these are so-called 1:1 implementations, meaning that each thread "
11445 "maps to a kernel scheduling entity. Both threading implementations employ "
11446 "the Linux B<clone>(2) system call. In NPTL, thread synchronization "
11447 "primitives (mutexes, thread joining, and so on) are implemented using the "
11448 "Linux B<futex>(2) system call."
11450 "どちらの実装もいわゆる 1:1 実装、すなわち個々のスレッドが カーネルのスケ"
11451 "ジューリング実体にマッピングされる。 どちらのスレッドの実装も Linux の "
11452 "B<clone>(2) システムコールを利用している。 NPTL では、スレッド同期の基本機"
11453 "構 (mutex や スレッドの join 等) は Linux の B<futex>(2) システムコールを"
11457 #: build/C/man7/pthreads.7:681
11459 msgid "LinuxThreads"
11460 msgstr "LinuxThreads"
11462 #. type: Plain text
11463 #: build/C/man7/pthreads.7:683
11464 msgid "The notable features of this implementation are the following:"
11465 msgstr "この実装の大きな特徴は以下の通りである:"
11467 #. type: Plain text
11468 #: build/C/man7/pthreads.7:690
11470 "In addition to the main (initial) thread, and the threads that the program "
11471 "creates using B<pthread_create>(3), the implementation creates a \"manager\" "
11472 "thread. This thread handles thread creation and termination. (Problems can "
11473 "result if this thread is inadvertently killed.)"
11475 "メインスレッド (最初のスレッド) とプログラムが B<pthread_create>(3) を使って"
11476 "作成したスレッドに加え、 この実装では「管理 (manager)」スレッドが作成され"
11477 "る。 管理スレッドはスレッドの作成と終了を取り扱う (このスレッドがうっかり "
11478 "kill されると、問題が起こることがある)。"
11480 #. type: Plain text
11481 #: build/C/man7/pthreads.7:702
11483 "Signals are used internally by the implementation. On Linux 2.2 and later, "
11484 "the first three real-time signals are used (see also B<signal>(7)). On "
11485 "older Linux kernels, B<SIGUSR1> and B<SIGUSR2> are used. Applications must "
11486 "avoid the use of whichever set of signals is employed by the implementation."
11488 "この実装では内部でシグナルを使用している。 Linux 2.2 以降では、リアルタイムシ"
11489 "グナルのうち最初の 3つが使われる (B<signal>(7) 参照)。 それ以前のカーネルで"
11490 "は B<SIGUSR1> と B<SIGUSR2> が使われる。 アプリケーションは、スレッド実装で利"
11491 "用されているシグナルを どれも使わないようにしなければならない。"
11493 #. type: Plain text
11494 #: build/C/man7/pthreads.7:709
11496 "Threads do not share process IDs. (In effect, LinuxThreads threads are "
11497 "implemented as processes which share more information than usual, but which "
11498 "do not share a common process ID.) LinuxThreads threads (including the "
11499 "manager thread) are visible as separate processes using B<ps>(1)."
11501 "スレッド間でプロセス ID を共有しない (実際には LinuxThreads のスレッドは通常"
11502 "よりは情報を共有するプロセスとして 実装されているが、一つの共通のプロセス ID "
11503 "を共有してはいない)。 (管理スレッドを含む) LinuxThreads スレッドは B<ps>(1) "
11504 "を使うと別のプロセスのように見える。"
11506 #. type: Plain text
11507 #: build/C/man7/pthreads.7:712
11509 "The LinuxThreads implementation deviates from the POSIX.1 specification in a "
11510 "number of ways, including the following:"
11512 "LinuxThreads の実装では POSIX.1 仕様から逸脱している点が いくつかある。以下に"
11515 #. type: Plain text
11516 #: build/C/man7/pthreads.7:716
11517 msgid "Calls to B<getpid>(2) return a different value in each thread."
11518 msgstr "B<getpid>(2) を呼び出したときに、スレッド毎に異なる値が返される。"
11520 #. type: Plain text
11521 #: build/C/man7/pthreads.7:725
11523 "Calls to B<getppid>(2) in threads other than the main thread return the "
11524 "process ID of the manager thread; instead B<getppid>(2) in these threads "
11525 "should return the same value as B<getppid>(2) in the main thread."
11527 "メインスレッド以外のスレッドで B<getppid>(2) を呼び出すと、管理スレッドのプ"
11528 "ロセス ID が返される。 本当は、これらのスレッドで B<getppid>(2) を呼んだ場合"
11529 "にはメインスレッドでの B<getppid>(2) と同じ値が返るべきである。"
11531 #. type: Plain text
11532 #: build/C/man7/pthreads.7:735
11534 "When one thread creates a new child process using B<fork>(2), any thread "
11535 "should be able to B<wait>(2) on the child. However, the implementation "
11536 "only allows the thread that created the child to B<wait>(2) on it."
11538 "あるスレッドが B<fork>(2) を使って新しい子プロセスを作成した場合、 どのス"
11539 "レッドでもこの子プロセスを B<wait>(2) できるべきである。しかしながら、この実"
11540 "装では子プロセスを作成した スレッドだけがこの子プロセスを B<wait>(2) でき"
11543 #. type: Plain text
11544 #: build/C/man7/pthreads.7:742
11546 "When a thread calls B<execve>(2), all other threads are terminated (as "
11547 "required by POSIX.1). However, the resulting process has the same PID as "
11548 "the thread that called B<execve>(2): it should have the same PID as the main "
11551 "あるスレッドが B<execve>(2) を呼び出した場合、他のスレッドは全て終了される "
11552 "(POSIX.1 の仕様通り)。 しかしながら、新しいプロセスは B<execve>(2) を呼んだ"
11553 "スレッドと同じ PID を持つ。正しくは メインスレッドと同じ PID を持つべきであ"
11556 #. type: Plain text
11557 #: build/C/man7/pthreads.7:749
11559 "Threads do not share user and group IDs. This can cause complications with "
11560 "set-user-ID programs and can cause failures in Pthreads functions if an "
11561 "application changes its credentials using B<seteuid>(2) or similar."
11563 "スレッド間でユーザ ID とグループ ID が共有されない このことは、set-user-ID プ"
11564 "ログラムで面倒な事態を招いたり、 アプリケーションが B<seteuid>(2) などを使っ"
11565 "て信用情報 (credentials) を変更した場合に Pthreads 関数が失敗する原因となる。"
11567 #. type: Plain text
11568 #: build/C/man7/pthreads.7:751
11569 msgid "Threads do not share a common session ID and process group ID."
11570 msgstr "スレッド間で共通のセッション ID やプロセスグループ ID を共有しない。"
11572 #. type: Plain text
11573 #: build/C/man7/pthreads.7:754
11574 msgid "Threads do not share record locks created using B<fcntl>(2)."
11576 "スレッド間で B<fcntl>(2) を使って作成されるレコード・ロックを共有しない。"
11578 #. type: Plain text
11579 #: build/C/man7/pthreads.7:760
11581 "The information returned by B<times>(2) and B<getrusage>(2) is per-thread "
11582 "rather than process-wide."
11584 "B<times>(2) と B<getrusage>(2) が返す情報がプロセス全体の情報でなくスレッド"
11587 #. type: Plain text
11588 #: build/C/man7/pthreads.7:763
11589 msgid "Threads do not share semaphore undo values (see B<semop>(2))."
11590 msgstr "スレッド間でセマフォのアンドゥ値 (B<semop>(2) 参照) を共有しない。"
11592 #. type: Plain text
11593 #: build/C/man7/pthreads.7:765
11594 msgid "Threads do not share interval timers."
11595 msgstr "スレッド間でインターバル・タイマを共有しない。"
11597 #. FIXME . bug report filed for NPTL nice nonconformance
11598 #. http://bugzilla.kernel.org/show_bug.cgi?id=6258
11599 #. Sep 08: there is a patch by Denys Vlasenko to address this
11600 #. "make setpriority POSIX compliant; introduce PRIO_THREAD extension"
11601 #. Monitor this to see if it makes it into mainline.
11602 #. type: Plain text
11603 #: build/C/man7/pthreads.7:767 build/C/man7/pthreads.7:804
11604 msgid "Threads do not share a common nice value."
11605 msgstr "スレッドは共通の nice 値を共有しない。"
11607 #. type: Plain text
11608 #: build/C/man7/pthreads.7:777
11610 "POSIX.1 distinguishes the notions of signals that are directed to the "
11611 "process as a whole and signals that are directed to individual threads. "
11612 "According to POSIX.1, a process-directed signal (sent using B<kill>(2), for "
11613 "example) should be handled by a single, arbitrarily selected thread within "
11614 "the process. LinuxThreads does not support the notion of process-directed "
11615 "signals: signals may be sent only to specific threads."
11617 "POSXI.1 では、全体としてのプロセスに送られるシグナルと、 個別のスレッドに送ら"
11618 "れるシグナルを区別して考えている。 POSIX.1 によると、プロセスに送られたシグナ"
11619 "ル (例えば B<kill>(2) を使って送る) は、そのプロセスに属すスレッドのうち 勝"
11620 "手に (arbitrarily) に選択された一つのスレッドにより処理される ことになってい"
11621 "る。LinuxThreads はプロセスに送られるシグナルの 概念に対応しておらず、シグナ"
11622 "ルは特定のスレッドにだけ送ることができる。"
11624 #. type: Plain text
11625 #: build/C/man7/pthreads.7:786
11627 "Threads have distinct alternate signal stack settings. However, a new "
11628 "thread's alternate signal stack settings are copied from the thread that "
11629 "created it, so that the threads initially share an alternate signal stack. "
11630 "(A new thread should start with no alternate signal stack defined. If two "
11631 "threads handle signals on their shared alternate signal stack at the same "
11632 "time, unpredictable program failures are likely to occur.)"
11634 "スレッドはそれぞれの独自の代替シグナルスタックの設定を持つ。 しかし、新しいス"
11635 "レッドの代替シグナルスタックの設定は そのスレッドを作成したスレッドからコピー"
11636 "され、そのため スレッドは最初は一つの代替シグナルスタックを共有する。 (仕様で"
11637 "は、新しいスレッドは代替シグナルスタックが定義されていない状態 で開始されるべ"
11638 "きとされている。 2つのスレッドが共有されている代替シグナルスタック上で同時に "
11639 "シグナルの処理を行った場合、予測不可能なプログラムのエラーが 起こり得る。)"
11642 #: build/C/man7/pthreads.7:786
11647 #. type: Plain text
11648 #: build/C/man7/pthreads.7:795
11650 "With NPTL, all of the threads in a process are placed in the same thread "
11651 "group; all members of a thread group share the same PID. NPTL does not "
11652 "employ a manager thread. NPTL makes internal use of the first two real-time "
11653 "signals (see also B<signal>(7)); these signals cannot be used in "
11656 "NPTL では、一つのプロセスの全てのスレッドは同じスレッド・グループ に属する; "
11657 "スレッド・グループの全メンバーは同じ PID を共有する。 NPTL は管理スレッド "
11658 "(manager thread) を利用しない。 NPTL は内部でリアルタイムシグナルのうち最初"
11659 "の 2つの番号を使用しており (B<signal>(7) 参照)、これらのシグナルはアプリケー"
11662 #. type: Plain text
11663 #: build/C/man7/pthreads.7:797
11664 msgid "NPTL still has at least one nonconformance with POSIX.1:"
11665 msgstr "NPTL にも POSIX.1 に準拠していない点が少なくとも一つある:"
11667 #. type: Plain text
11668 #: build/C/man7/pthreads.7:806
11669 msgid "Some NPTL nonconformances occur only with older kernels:"
11670 msgstr "NPTL の標準非準拠な点のうちいくつかは以前のカーネルでのみ発生する:"
11672 #. type: Plain text
11673 #: build/C/man7/pthreads.7:812
11675 "The information returned by B<times>(2) and B<getrusage>(2) is per-thread "
11676 "rather than process-wide (fixed in kernel 2.6.9)."
11678 "B<times>(2) と B<getrusage>(2) が返す情報がプロセス全体の情報でなくスレッド"
11679 "単位の情報である (カーネル 2.6.9 で修正された)。"
11681 #. type: Plain text
11682 #: build/C/man7/pthreads.7:814
11683 msgid "Threads do not share resource limits (fixed in kernel 2.6.10)."
11684 msgstr "スレッド間でリソース制限を共有しない (カーネル 2.6.10 で修正された)。"
11686 #. type: Plain text
11687 #: build/C/man7/pthreads.7:816
11688 msgid "Threads do not share interval timers (fixed in kernel 2.6.12)."
11690 "スレッド間でインターバル・タイマを共有しない (カーネル 2.6.12 で修正された)。"
11692 #. type: Plain text
11693 #: build/C/man7/pthreads.7:820
11695 "Only the main thread is permitted to start a new session using B<setsid>(2) "
11696 "(fixed in kernel 2.6.16)."
11698 "メインスレッドだけが B<setsid>(2) を使って新しいセッションを開始することがで"
11699 "きる (カーネル 2.6.16 で修正された)。"
11701 #. type: Plain text
11702 #: build/C/man7/pthreads.7:825
11704 "Only the main thread is permitted to make the process into a process group "
11705 "leader using B<setpgid>(2) (fixed in kernel 2.6.16)."
11707 "メインスレッドだけが B<setpgid>(2) を使ってそのプロセスをプロセス・グルー"
11708 "プ・リーダーにすることができる (カーネル 2.6.16 で修正された)。"
11710 #. type: Plain text
11711 #: build/C/man7/pthreads.7:831
11713 "Threads have distinct alternate signal stack settings. However, a new "
11714 "thread's alternate signal stack settings are copied from the thread that "
11715 "created it, so that the threads initially share an alternate signal stack "
11716 "(fixed in kernel 2.6.16)."
11718 "スレッドはそれぞれの独自の代替シグナルスタックの設定を持つ。 しかし、新しいス"
11719 "レッドの代替シグナルスタックの設定は そのスレッドを作成したスレッドからコピー"
11720 "され、そのため スレッドは最初は一つの代替シグナルスタックを共有する (カーネ"
11721 "ル 2.6.16 で修正された)。"
11723 #. type: Plain text
11724 #: build/C/man7/pthreads.7:833
11725 msgid "Note the following further points about the NPTL implementation:"
11726 msgstr "NPTL の実装では以下の点についても注意すること:"
11728 #. type: Plain text
11729 #: build/C/man7/pthreads.7:847
11731 "If the stack size soft resource limit (see the description of "
11732 "B<RLIMIT_STACK> in B<setrlimit>(2)) is set to a value other than "
11733 "I<unlimited>, then this value defines the default stack size for new "
11734 "threads. To be effective, this limit must be set before the program is "
11735 "executed, perhaps using the I<ulimit -s> shell built-in command (I<limit "
11736 "stacksize> in the C shell)."
11738 "スタックサイズのリソースのソフト・リミット (B<setrlimit>(2) の "
11739 "B<RLIMIT_STACK> の説明を参照) が I<unlimited> 以外の値に設定されている場合、"
11740 "ソフト・リミットの値が 新しいスレッドのデフォルトのスタックサイズとなる。 設"
11741 "定を有効にするためには、プログラムを実行する前にリミット値を 設定しておかなけ"
11742 "ればならない。たいていは、シェルの組み込みコマンドの I<ulimit -s> (C シェルで"
11743 "は I<limit stacksize>) を使って設定する。"
11746 #: build/C/man7/pthreads.7:847
11748 msgid "Determining the threading implementation"
11751 #. type: Plain text
11752 #: build/C/man7/pthreads.7:852
11754 "Since glibc 2.3.2, the B<getconf>(1) command can be used to determine the "
11755 "system's threading implementation, for example:"
11757 "glibc 2.3.2 以降では、 B<getconf>(1) コマンドを使って、 システムのスレッド実"
11758 "装を判定することができる。 以下に例を示す:"
11760 #. type: Plain text
11761 #: build/C/man7/pthreads.7:857
11764 "bash$ getconf GNU_LIBPTHREAD_VERSION\n"
11767 "bash$ getconf GNU_LIBPTHREAD_VERSION\n"
11770 #. type: Plain text
11771 #: build/C/man7/pthreads.7:862
11773 "With older glibc versions, a command such as the following should be "
11774 "sufficient to determine the default threading implementation:"
11776 "ぞれ以前の glibc のバージョンでは、以下のようなコマンドで デフォルトのスレッ"
11779 #. type: Plain text
11780 #: build/C/man7/pthreads.7:868
11783 "bash$ $( ldd /bin/ls | grep libc.so | awk \\(aq{print $3}\\(aq ) | \\e\n"
11784 " egrep -i \\(aqthreads|nptl\\(aq\n"
11785 " Native POSIX Threads Library by Ulrich Drepper et al\n"
11787 "bash$ $( ldd /bin/ls | grep libc.so | awk \\(aq{print $3}\\(aq ) | \\e\n"
11788 " egrep -i \\(aqthreads|ntpl\\(aq\n"
11789 " Native POSIX Threads Library by Ulrich Drepper et al\n"
11792 #: build/C/man7/pthreads.7:870
11794 msgid "Selecting the threading implementation: LD_ASSUME_KERNEL"
11795 msgstr "スレッドの実装の選択: LD_ASSUME_KERNEL"
11797 #. type: Plain text
11798 #: build/C/man7/pthreads.7:885
11800 "On systems with a glibc that supports both LinuxThreads and NPTL (i.e., "
11801 "glibc 2.3.I<x>), the B<LD_ASSUME_KERNEL> environment variable can be used to "
11802 "override the dynamic linker's default choice of threading implementation. "
11803 "This variable tells the dynamic linker to assume that it is running on top "
11804 "of a particular kernel version. By specifying a kernel version that does "
11805 "not provide the support required by NPTL, we can force the use of "
11806 "LinuxThreads. (The most likely reason for doing this is to run a (broken) "
11807 "application that depends on some nonconformant behavior in LinuxThreads.) "
11810 "LinuxThreads と NPTL の両方をサポートしている glibc (glibc 2.3.I<x>) があるシ"
11811 "ステムでは、 B<LD_ASSUME_KERNEL> 環境変数を使うことで、動的リンカがデフォルト"
11812 "で 選択するスレッド実装を上書きすることができる。 この変数により、動的リンカ"
11813 "が特定のバージョンのカーネル上で 動作していると仮定するように指定する。 NPTL "
11814 "が必要とするサポート機能を提供していないカーネルバージョンを 指定することで、"
11815 "強制的に LinuxThreads を使うことができる (このようなことをする最もありそうな"
11816 "場面は、 LinuxThreads の標準非準拠な振舞いに依存する (壊れた) アプリケーショ"
11817 "ン を動作させる場合だろう)。 以下に例を示す:"
11819 #. type: Plain text
11820 #: build/C/man7/pthreads.7:891
11823 "bash$ $( LD_ASSUME_KERNEL=2.2.5 ldd /bin/ls | grep libc.so | \\e\n"
11824 " awk \\(aq{print $3}\\(aq ) | egrep -i \\(aqthreads|nptl\\(aq\n"
11825 " linuxthreads-0.10 by Xavier Leroy\n"
11827 "bash$ $( LD_ASSUME_KERNEL=2.2.5 ldd /bin/ls | grep libc.so | \\e\n"
11828 " awk \\(aq{print $3}\\(aq ) | egrep -i \\(aqthreads|nptl\\(aq\n"
11829 " linuxthreads-0.10 by Xavier Leroy\n"
11831 #. type: Plain text
11832 #: build/C/man7/pthreads.7:903
11834 "B<clone>(2), B<futex>(2), B<gettid>(2), B<proc>(5), B<futex>(7), "
11835 "B<sigevent>(7), B<signal>(7),"
11837 "B<clone>(2), B<futex>(2), B<gettid>(2), B<futex>(7), B<sigevent>(7), "
11840 #. type: Plain text
11841 #: build/C/man7/pthreads.7:927
11843 "Various Pthreads manual pages, for example: B<pthread_attr_init>(3), "
11844 "B<pthread_atfork>(3), B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
11845 "B<pthread_cond_signal>(3), B<pthread_cond_wait>(3), B<pthread_create>(3), "
11846 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
11847 "B<pthread_key_create>(3), B<pthread_kill>(3), B<pthread_mutex_lock>(3), "
11848 "B<pthread_mutex_unlock>(3), B<pthread_once>(3), "
11849 "B<pthread_setcancelstate>(3), B<pthread_setcanceltype>(3), "
11850 "B<pthread_setspecific>(3), B<pthread_sigmask>(3), B<pthread_sigqueue>(3), "
11851 "and B<pthread_testcancel>(3)"
11853 "pthreads の各種マニュアルページ、例えば: B<pthread_attr_init>(3),\n"
11854 "B<pthread_atfork>(3), B<pthread_cancel>(3), B<pthread_cleanup_push>(3),\n"
11855 "B<pthread_cond_signal>(3), B<pthread_cond_wait>(3), B<pthread_create>(3),\n"
11856 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3),\n"
11857 "B<pthread_key_create>(3), B<pthread_kill>(3), B<pthread_mutex_lock>(3),\n"
11858 "B<pthread_mutex_unlock>(3), B<pthread_once>(3),\n"
11859 "B<pthread_setcancelstate>(3), B<pthread_setcanceltype>(3),\n"
11860 "B<pthread_setspecific>(3), B<pthread_sigmask>(3), B<pthread_sigqueue>(3),\n"
11861 "and B<pthread_testcancel>(3)"