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: 2014-04-13 10:27+0900\n"
10 "PO-Revision-Date: 2014-04-13 10:38+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_self.3:26 build/C/man3/pthread_setaffinity_np.3:26
85 #: build/C/man3/pthread_setcancelstate.3:26
86 #: build/C/man3/pthread_setconcurrency.3:25
87 #: build/C/man3/pthread_setname_np.3:26
88 #: build/C/man3/pthread_setschedparam.3:26
89 #: build/C/man3/pthread_setschedprio.3:26 build/C/man3/pthread_sigmask.3:26
90 #: build/C/man3/pthread_sigqueue.3:25 build/C/man3/pthread_testcancel.3:26
91 #: build/C/man3/pthread_tryjoin_np.3:26 build/C/man3/pthread_yield.3:25
92 #: build/C/man7/pthreads.7:26
94 msgid "Linux Programmer's Manual"
95 msgstr "Linux Programmer's Manual"
98 #: build/C/man3/getcontext.3:26 build/C/man3/makecontext.3:29
99 #: build/C/man3/pthread_attr_init.3:27
100 #: build/C/man3/pthread_attr_setaffinity_np.3:27
101 #: build/C/man3/pthread_attr_setdetachstate.3:27
102 #: build/C/man3/pthread_attr_setguardsize.3:27
103 #: build/C/man3/pthread_attr_setinheritsched.3:27
104 #: build/C/man3/pthread_attr_setschedparam.3:27
105 #: build/C/man3/pthread_attr_setschedpolicy.3:27
106 #: build/C/man3/pthread_attr_setscope.3:27
107 #: build/C/man3/pthread_attr_setstack.3:27
108 #: build/C/man3/pthread_attr_setstackaddr.3:27
109 #: build/C/man3/pthread_attr_setstacksize.3:27
110 #: build/C/man3/pthread_cancel.3:27 build/C/man3/pthread_cleanup_push.3:27
111 #: build/C/man3/pthread_cleanup_push_defer_np.3:27
112 #: build/C/man3/pthread_create.3:27 build/C/man3/pthread_detach.3:27
113 #: build/C/man3/pthread_equal.3:27 build/C/man3/pthread_exit.3:27
114 #: build/C/man3/pthread_getattr_np.3:27
115 #: build/C/man3/pthread_getcpuclockid.3:27 build/C/man3/pthread_join.3:27
116 #: build/C/man3/pthread_kill.3:27
117 #: build/C/man3/pthread_kill_other_threads_np.3:27
118 #: build/C/man3/pthread_self.3:27 build/C/man3/pthread_setaffinity_np.3:27
119 #: build/C/man3/pthread_setcancelstate.3:27
120 #: build/C/man3/pthread_setconcurrency.3:26
121 #: build/C/man3/pthread_setname_np.3:27
122 #: build/C/man3/pthread_setschedparam.3:27
123 #: build/C/man3/pthread_setschedprio.3:27 build/C/man3/pthread_sigmask.3:27
124 #: build/C/man3/pthread_sigqueue.3:26 build/C/man3/pthread_testcancel.3:27
125 #: build/C/man3/pthread_tryjoin_np.3:27 build/C/man3/pthread_yield.3:26
126 #: build/C/man7/pthreads.7:27
132 #: build/C/man3/getcontext.3:28
133 msgid "getcontext, setcontext - get or set the user context"
134 msgstr "getcontext, setcontext - ユーザコンテキストを取得/設定する"
137 #: build/C/man3/getcontext.3:28 build/C/man3/makecontext.3:31
138 #: build/C/man3/pthread_attr_init.3:30
139 #: build/C/man3/pthread_attr_setaffinity_np.3:30
140 #: build/C/man3/pthread_attr_setdetachstate.3:30
141 #: build/C/man3/pthread_attr_setguardsize.3:30
142 #: build/C/man3/pthread_attr_setinheritsched.3:30
143 #: build/C/man3/pthread_attr_setschedparam.3:30
144 #: build/C/man3/pthread_attr_setschedpolicy.3:30
145 #: build/C/man3/pthread_attr_setscope.3:30
146 #: build/C/man3/pthread_attr_setstack.3:30
147 #: build/C/man3/pthread_attr_setstackaddr.3:30
148 #: build/C/man3/pthread_attr_setstacksize.3:30
149 #: build/C/man3/pthread_cancel.3:29 build/C/man3/pthread_cleanup_push.3:30
150 #: build/C/man3/pthread_cleanup_push_defer_np.3:30
151 #: build/C/man3/pthread_create.3:29 build/C/man3/pthread_detach.3:29
152 #: build/C/man3/pthread_equal.3:29 build/C/man3/pthread_exit.3:29
153 #: build/C/man3/pthread_getattr_np.3:29
154 #: build/C/man3/pthread_getcpuclockid.3:29 build/C/man3/pthread_join.3:29
155 #: build/C/man3/pthread_kill.3:29
156 #: build/C/man3/pthread_kill_other_threads_np.3:29
157 #: build/C/man3/pthread_self.3:29 build/C/man3/pthread_setaffinity_np.3:30
158 #: build/C/man3/pthread_setcancelstate.3:30
159 #: build/C/man3/pthread_setconcurrency.3:29
160 #: build/C/man3/pthread_setname_np.3:29
161 #: build/C/man3/pthread_setschedparam.3:30
162 #: build/C/man3/pthread_setschedprio.3:29 build/C/man3/pthread_sigmask.3:29
163 #: build/C/man3/pthread_sigqueue.3:28 build/C/man3/pthread_testcancel.3:29
164 #: build/C/man3/pthread_tryjoin_np.3:30 build/C/man3/pthread_yield.3:28
170 #: build/C/man3/getcontext.3:30 build/C/man3/makecontext.3:33
171 msgid "B<#include E<lt>ucontext.hE<gt>>"
172 msgstr "B<#include E<lt>ucontext.hE<gt>>"
175 #: build/C/man3/getcontext.3:32
176 msgid "B<int getcontext(ucontext_t *>I<ucp>B<);>"
177 msgstr "B<int getcontext(ucontext_t *>I<ucp>B<);>"
180 #: build/C/man3/getcontext.3:34
181 msgid "B<int setcontext(const ucontext_t *>I<ucp>B<);>"
182 msgstr "B<int setcontext(const ucontext_t *>I<ucp>B<);>"
185 #: build/C/man3/getcontext.3:34 build/C/man3/makecontext.3:38
186 #: build/C/man3/pthread_attr_init.3:39
187 #: build/C/man3/pthread_attr_setaffinity_np.3:42
188 #: build/C/man3/pthread_attr_setdetachstate.3:41
189 #: build/C/man3/pthread_attr_setguardsize.3:41
190 #: build/C/man3/pthread_attr_setinheritsched.3:41
191 #: build/C/man3/pthread_attr_setschedparam.3:41
192 #: build/C/man3/pthread_attr_setschedpolicy.3:41
193 #: build/C/man3/pthread_attr_setscope.3:41
194 #: build/C/man3/pthread_attr_setstack.3:54
195 #: build/C/man3/pthread_attr_setstackaddr.3:41
196 #: build/C/man3/pthread_attr_setstacksize.3:41
197 #: build/C/man3/pthread_cancel.3:37 build/C/man3/pthread_cleanup_push.3:40
198 #: build/C/man3/pthread_cleanup_push_defer_np.3:40
199 #: build/C/man3/pthread_create.3:38 build/C/man3/pthread_detach.3:37
200 #: build/C/man3/pthread_equal.3:37 build/C/man3/pthread_exit.3:37
201 #: build/C/man3/pthread_getattr_np.3:38
202 #: build/C/man3/pthread_getcpuclockid.3:38 build/C/man3/pthread_join.3:37
203 #: build/C/man3/pthread_kill.3:49
204 #: build/C/man3/pthread_kill_other_threads_np.3:35
205 #: build/C/man3/pthread_self.3:37 build/C/man3/pthread_setaffinity_np.3:42
206 #: build/C/man3/pthread_setcancelstate.3:39
207 #: build/C/man3/pthread_setconcurrency.3:38
208 #: build/C/man3/pthread_setname_np.3:39
209 #: build/C/man3/pthread_setschedparam.3:41
210 #: build/C/man3/pthread_setschedprio.3:37 build/C/man3/pthread_sigmask.3:50
211 #: build/C/man3/pthread_sigqueue.3:45 build/C/man3/pthread_testcancel.3:37
212 #: build/C/man3/pthread_tryjoin_np.3:42 build/C/man3/pthread_yield.3:37
213 #: build/C/man7/pthreads.7:29
219 #: build/C/man3/getcontext.3:49
221 "In a System V-like environment, one has the two types I<mcontext_t> and "
222 "I<ucontext_t> defined in I<E<lt>ucontext.hE<gt>> and the four functions "
223 "B<getcontext>(), B<setcontext>(), B<makecontext>(3) and B<swapcontext>(3) "
224 "that allow user-level context switching between multiple threads of control "
227 "System V 的な環境では、 I<mcontext_t> および I<ucontext_t> という 2 つの型"
228 "と、 B<getcontext>(), B<setcontext>(), B<makecontext>(3), B<swapcontext>(3) "
229 "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"
230 "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"
234 #: build/C/man3/getcontext.3:57
236 "The I<mcontext_t> type is machine-dependent and opaque. The I<ucontext_t> "
237 "type is a structure that has at least the following fields:"
239 "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"
240 "構造体で、少なくとも以下の 4 つのフィールドを持つ。"
243 #: build/C/man3/getcontext.3:67
246 "typedef struct ucontext {\n"
247 " struct ucontext *uc_link;\n"
248 " sigset_t uc_sigmask;\n"
249 " stack_t uc_stack;\n"
250 " mcontext_t uc_mcontext;\n"
254 "typedef struct ucontext {\n"
255 " struct ucontext *uc_link;\n"
256 " sigset_t uc_sigmask;\n"
257 " stack_t uc_stack;\n"
258 " mcontext_t uc_mcontext;\n"
263 #: build/C/man3/getcontext.3:94
265 "with I<sigset_t> and I<stack_t> defined in I<E<lt>signal.hE<gt>>. Here "
266 "I<uc_link> points to the context that will be resumed when the current "
267 "context terminates (in case the current context was created using "
268 "B<makecontext>(3)), I<uc_sigmask> is the set of signals blocked in this "
269 "context (see B<sigprocmask>(2)), I<uc_stack> is the stack used by this "
270 "context (see B<sigaltstack>(2)), and I<uc_mcontext> is the machine-specific "
271 "representation of the saved context, that includes the calling thread's "
274 "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 "
275 "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"
276 "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"
277 "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"
278 "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"
279 "スタックである (B<signalstack>(2) を見よ)。 I<uc_mcontext> は保存されている"
280 "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"
284 #: build/C/man3/getcontext.3:101
286 "The function B<getcontext>() initializes the structure pointed at by I<ucp> "
287 "to the currently active context."
289 "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"
293 #: build/C/man3/getcontext.3:114
295 "The function B<setcontext>() restores the user context pointed at by "
296 "I<ucp>. A successful call does not return. The context should have been "
297 "obtained by a call of B<getcontext>(), or B<makecontext>(3), or passed as "
298 "third argument to a signal handler."
300 "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"
301 "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 B<getcontext>"
302 "() または B<makecontext>(3) で得られたものか、 あるいはシグナルの第三引数と"
306 #: build/C/man3/getcontext.3:118
308 "If the context was obtained by a call of B<getcontext>(), program execution "
309 "continues as if this call just returned."
311 "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、 "
312 "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。"
315 #: build/C/man3/getcontext.3:135
317 "If the context was obtained by a call of B<makecontext>(3), program "
318 "execution continues by a call to the function I<func> specified as the "
319 "second argument of that call to B<makecontext>(3). When the function "
320 "I<func> returns, we continue with the I<uc_link> member of the structure "
321 "I<ucp> specified as the first argument of that call to B<makecontext>(3). "
322 "When this member is NULL, the thread exits."
324 "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"
325 "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"
326 "関数 I<func> を呼び出すかたちで継続する。 I<func> から返ると、 B<makecontext>"
327 "(3) 呼び出しの第一引数で指定されていた I<ucp> 構造体の I<uc_link> メンバで継"
328 "続する。 このメンバが NULL だった場合は、そのスレッドは終了する。"
331 #: build/C/man3/getcontext.3:142
333 "If the context was obtained by a call to a signal handler, then old standard "
334 "text says that \"program execution continues with the program instruction "
335 "following the instruction interrupted by the signal\". However, this "
336 "sentence was removed in SUSv2, and the present verdict is \"the result is "
339 "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"
340 "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"
341 "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"
345 #: build/C/man3/getcontext.3:142 build/C/man3/makecontext.3:84
346 #: build/C/man3/pthread_attr_init.3:68
347 #: build/C/man3/pthread_attr_setaffinity_np.3:76
348 #: build/C/man3/pthread_attr_setdetachstate.3:77
349 #: build/C/man3/pthread_attr_setguardsize.3:90
350 #: build/C/man3/pthread_attr_setinheritsched.3:93
351 #: build/C/man3/pthread_attr_setschedparam.3:85
352 #: build/C/man3/pthread_attr_setschedpolicy.3:83
353 #: build/C/man3/pthread_attr_setscope.3:103
354 #: build/C/man3/pthread_attr_setstack.3:85
355 #: build/C/man3/pthread_attr_setstackaddr.3:74
356 #: build/C/man3/pthread_attr_setstacksize.3:61
357 #: build/C/man3/pthread_cancel.3:112 build/C/man3/pthread_cleanup_push.3:121
358 #: build/C/man3/pthread_create.3:115 build/C/man3/pthread_detach.3:49
359 #: build/C/man3/pthread_equal.3:41 build/C/man3/pthread_exit.3:71
360 #: build/C/man3/pthread_getattr_np.3:73
361 #: build/C/man3/pthread_getcpuclockid.3:46 build/C/man3/pthread_join.3:70
362 #: build/C/man3/pthread_kill.3:63 build/C/man3/pthread_self.3:46
363 #: build/C/man3/pthread_setaffinity_np.3:77
364 #: build/C/man3/pthread_setcancelstate.3:92
365 #: build/C/man3/pthread_setconcurrency.3:56
366 #: build/C/man3/pthread_setname_np.3:72
367 #: build/C/man3/pthread_setschedparam.3:104
368 #: build/C/man3/pthread_setschedprio.3:53 build/C/man3/pthread_sigmask.3:61
369 #: build/C/man3/pthread_sigqueue.3:65 build/C/man3/pthread_testcancel.3:50
370 #: build/C/man3/pthread_tryjoin_np.3:85 build/C/man3/pthread_yield.3:44
376 #: build/C/man3/getcontext.3:151
378 "When successful, B<getcontext>() returns 0 and B<setcontext>() does not "
379 "return. On error, both return -1 and set I<errno> appropriately."
381 "成功すると、 B<getcontext>() は 0 を返し、 B<setcontext>() は返らない。 失"
382 "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。"
385 #: build/C/man3/getcontext.3:151 build/C/man3/makecontext.3:96
386 #: build/C/man3/pthread_attr_init.3:71
387 #: build/C/man3/pthread_attr_setaffinity_np.3:79
388 #: build/C/man3/pthread_attr_setdetachstate.3:80
389 #: build/C/man3/pthread_attr_setguardsize.3:93
390 #: build/C/man3/pthread_attr_setinheritsched.3:96
391 #: build/C/man3/pthread_attr_setschedparam.3:88
392 #: build/C/man3/pthread_attr_setschedpolicy.3:86
393 #: build/C/man3/pthread_attr_setscope.3:106
394 #: build/C/man3/pthread_attr_setstack.3:88
395 #: build/C/man3/pthread_attr_setstackaddr.3:77
396 #: build/C/man3/pthread_attr_setstacksize.3:64
397 #: build/C/man3/pthread_cancel.3:117 build/C/man3/pthread_cleanup_push.3:123
398 #: build/C/man3/pthread_create.3:122 build/C/man3/pthread_detach.3:54
399 #: build/C/man3/pthread_equal.3:45 build/C/man3/pthread_exit.3:73
400 #: build/C/man3/pthread_getattr_np.3:76
401 #: build/C/man3/pthread_getcpuclockid.3:49 build/C/man3/pthread_join.3:75
402 #: build/C/man3/pthread_kill.3:68 build/C/man3/pthread_self.3:48
403 #: build/C/man3/pthread_setaffinity_np.3:80
404 #: build/C/man3/pthread_setcancelstate.3:95
405 #: build/C/man3/pthread_setconcurrency.3:68
406 #: build/C/man3/pthread_setname_np.3:75
407 #: build/C/man3/pthread_setschedparam.3:112
408 #: build/C/man3/pthread_setschedprio.3:61 build/C/man3/pthread_sigmask.3:66
409 #: build/C/man3/pthread_sigqueue.3:70 build/C/man3/pthread_testcancel.3:54
410 #: build/C/man3/pthread_tryjoin_np.3:89 build/C/man3/pthread_yield.3:49
416 #: build/C/man3/getcontext.3:153
417 msgid "None defined."
421 #: build/C/man3/getcontext.3:153 build/C/man3/makecontext.3:105
422 #: build/C/man3/pthread_attr_init.3:79
423 #: build/C/man3/pthread_attr_setaffinity_np.3:108
424 #: build/C/man3/pthread_attr_setdetachstate.3:87
425 #: build/C/man3/pthread_attr_setguardsize.3:106
426 #: build/C/man3/pthread_attr_setinheritsched.3:110
427 #: build/C/man3/pthread_attr_setschedparam.3:100
428 #: build/C/man3/pthread_attr_setschedpolicy.3:100
429 #: build/C/man3/pthread_attr_setscope.3:119
430 #: build/C/man3/pthread_attr_setstack.3:112
431 #: build/C/man3/pthread_attr_setstackaddr.3:83
432 #: build/C/man3/pthread_attr_setstacksize.3:83
433 #: build/C/man3/pthread_cancel.3:125 build/C/man3/pthread_cleanup_push.3:127
434 #: build/C/man3/pthread_cleanup_push_defer_np.3:101
435 #: build/C/man3/pthread_create.3:146 build/C/man3/pthread_detach.3:64
436 #: build/C/man3/pthread_equal.3:47 build/C/man3/pthread_exit.3:75
437 #: build/C/man3/pthread_getattr_np.3:98
438 #: build/C/man3/pthread_getcpuclockid.3:65 build/C/man3/pthread_join.3:98
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_setname_np.3:102
445 #: build/C/man3/pthread_setschedparam.3:141
446 #: build/C/man3/pthread_setschedprio.3:83 build/C/man3/pthread_sigmask.3:69
447 #: build/C/man3/pthread_sigqueue.3:93 build/C/man3/pthread_testcancel.3:58
448 #: build/C/man3/pthread_tryjoin_np.3:112 build/C/man3/pthread_yield.3:53
450 msgid "CONFORMING TO"
454 #: build/C/man3/getcontext.3:159
456 "SUSv2, POSIX.1-2001. POSIX.1-2008 removes the specification of B<getcontext>"
457 "(), citing portability issues, and recommending that applications be "
458 "rewritten to use POSIX threads instead."
460 "SUSv2, POSIX.1-2001. POSIX.1-2008 では、移植性の問題から B<getcontext>() の"
461 "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"
465 #: build/C/man3/getcontext.3:159 build/C/man3/makecontext.3:113
466 #: build/C/man3/pthread_attr_init.3:81
467 #: build/C/man3/pthread_attr_setaffinity_np.3:111
468 #: build/C/man3/pthread_attr_setdetachstate.3:89
469 #: build/C/man3/pthread_attr_setguardsize.3:108
470 #: build/C/man3/pthread_attr_setschedparam.3:102
471 #: build/C/man3/pthread_attr_setscope.3:121
472 #: build/C/man3/pthread_attr_setstack.3:114
473 #: build/C/man3/pthread_attr_setstackaddr.3:86
474 #: build/C/man3/pthread_attr_setstacksize.3:85
475 #: build/C/man3/pthread_cancel.3:127 build/C/man3/pthread_cleanup_push.3:129
476 #: build/C/man3/pthread_create.3:148 build/C/man3/pthread_detach.3:66
477 #: build/C/man3/pthread_equal.3:49 build/C/man3/pthread_exit.3:77
478 #: build/C/man3/pthread_getcpuclockid.3:67 build/C/man3/pthread_join.3:100
479 #: build/C/man3/pthread_kill.3:74
480 #: build/C/man3/pthread_kill_other_threads_np.3:50
481 #: build/C/man3/pthread_self.3:52 build/C/man3/pthread_setaffinity_np.3:124
482 #: build/C/man3/pthread_setcancelstate.3:115
483 #: build/C/man3/pthread_setconcurrency.3:85
484 #: build/C/man3/pthread_setname_np.3:104
485 #: build/C/man3/pthread_setschedparam.3:143
486 #: build/C/man3/pthread_setschedprio.3:85 build/C/man3/pthread_sigmask.3:71
487 #: build/C/man3/pthread_yield.3:59
493 #: build/C/man3/getcontext.3:176
495 "The earliest incarnation of this mechanism was the B<setjmp>(3)/B<longjmp>"
496 "(3) mechanism. Since that does not define the handling of the signal "
497 "context, the next stage was the B<sigsetjmp>(3)/B<siglongjmp>(3) pair. The "
498 "present mechanism gives much more control. On the other hand, there is no "
499 "easy way to detect whether a return from B<getcontext>() is from the first "
500 "call, or via a B<setcontext>() call. The user has to invent her own "
501 "bookkeeping device, and a register variable won't do since registers are "
504 "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"
505 "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"
506 "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"
507 "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"
508 "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"
509 "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"
510 "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"
514 #: build/C/man3/getcontext.3:187
516 "When a signal occurs, the current user context is saved and a new context is "
517 "created by the kernel for the signal handler. Do not leave the handler "
518 "using B<longjmp>(3): it is undefined what would happen with contexts. Use "
519 "B<siglongjmp>(3) or B<setcontext>() instead."
521 "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"
522 "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 B<longjmp>"
523 "(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いない。 "
524 "代わりに B<siglongjmp>(3) か B<setcontext>() を使うこと。"
527 #: build/C/man3/getcontext.3:187 build/C/man3/makecontext.3:220
528 #: build/C/man3/pthread_attr_init.3:297
529 #: build/C/man3/pthread_attr_setaffinity_np.3:118
530 #: build/C/man3/pthread_attr_setdetachstate.3:111
531 #: build/C/man3/pthread_attr_setguardsize.3:158
532 #: build/C/man3/pthread_attr_setinheritsched.3:131
533 #: build/C/man3/pthread_attr_setschedparam.3:109
534 #: build/C/man3/pthread_attr_setschedpolicy.3:105
535 #: build/C/man3/pthread_attr_setscope.3:132
536 #: build/C/man3/pthread_attr_setstack.3:155
537 #: build/C/man3/pthread_attr_setstackaddr.3:110
538 #: build/C/man3/pthread_attr_setstacksize.3:111
539 #: build/C/man3/pthread_cancel.3:226 build/C/man3/pthread_cleanup_push.3:315
540 #: build/C/man3/pthread_cleanup_push_defer_np.3:104
541 #: build/C/man3/pthread_create.3:369 build/C/man3/pthread_detach.3:97
542 #: build/C/man3/pthread_equal.3:56 build/C/man3/pthread_exit.3:105
543 #: build/C/man3/pthread_getattr_np.3:345
544 #: build/C/man3/pthread_getcpuclockid.3:170 build/C/man3/pthread_join.3:127
545 #: build/C/man3/pthread_kill.3:94
546 #: build/C/man3/pthread_kill_other_threads_np.3:66
547 #: build/C/man3/pthread_self.3:76 build/C/man3/pthread_setaffinity_np.3:206
548 #: build/C/man3/pthread_setcancelstate.3:177
549 #: build/C/man3/pthread_setconcurrency.3:100
550 #: build/C/man3/pthread_setname_np.3:200
551 #: build/C/man3/pthread_setschedparam.3:431
552 #: build/C/man3/pthread_setschedprio.3:91 build/C/man3/pthread_sigmask.3:147
553 #: build/C/man3/pthread_sigqueue.3:95 build/C/man3/pthread_testcancel.3:63
554 #: build/C/man3/pthread_tryjoin_np.3:135 build/C/man3/pthread_yield.3:62
555 #: build/C/man7/pthreads.7:895
561 #: build/C/man3/getcontext.3:194
563 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<longjmp>(3), "
564 "B<makecontext>(3), B<sigsetjmp>(3)"
566 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<longjmp>(3), "
567 "B<makecontext>(3), B<sigsetjmp>(3)"
570 #: build/C/man3/getcontext.3:194 build/C/man3/makecontext.3:226
571 #: build/C/man3/pthread_attr_init.3:313
572 #: build/C/man3/pthread_attr_setaffinity_np.3:124
573 #: build/C/man3/pthread_attr_setdetachstate.3:117
574 #: build/C/man3/pthread_attr_setguardsize.3:166
575 #: build/C/man3/pthread_attr_setinheritsched.3:143
576 #: build/C/man3/pthread_attr_setschedparam.3:121
577 #: build/C/man3/pthread_attr_setschedpolicy.3:116
578 #: build/C/man3/pthread_attr_setscope.3:142
579 #: build/C/man3/pthread_attr_setstack.3:167
580 #: build/C/man3/pthread_attr_setstackaddr.3:116
581 #: build/C/man3/pthread_attr_setstacksize.3:118
582 #: build/C/man3/pthread_cancel.3:238 build/C/man3/pthread_cleanup_push.3:321
583 #: build/C/man3/pthread_cleanup_push_defer_np.3:110
584 #: build/C/man3/pthread_create.3:382 build/C/man3/pthread_detach.3:104
585 #: build/C/man3/pthread_equal.3:60 build/C/man3/pthread_exit.3:109
586 #: build/C/man3/pthread_getattr_np.3:361
587 #: build/C/man3/pthread_getcpuclockid.3:178 build/C/man3/pthread_join.3:134
588 #: build/C/man3/pthread_kill.3:103
589 #: build/C/man3/pthread_kill_other_threads_np.3:72
590 #: build/C/man3/pthread_self.3:80 build/C/man3/pthread_setaffinity_np.3:214
591 #: build/C/man3/pthread_setcancelstate.3:182
592 #: build/C/man3/pthread_setconcurrency.3:103
593 #: build/C/man3/pthread_setname_np.3:206
594 #: build/C/man3/pthread_setschedparam.3:445
595 #: build/C/man3/pthread_setschedprio.3:105 build/C/man3/pthread_sigmask.3:156
596 #: build/C/man3/pthread_sigqueue.3:103 build/C/man3/pthread_testcancel.3:68
597 #: build/C/man3/pthread_tryjoin_np.3:140 build/C/man3/pthread_yield.3:66
598 #: build/C/man7/pthreads.7:929
604 #: build/C/man3/getcontext.3:201 build/C/man3/makecontext.3:233
605 #: build/C/man3/pthread_attr_init.3:320
606 #: build/C/man3/pthread_attr_setaffinity_np.3:131
607 #: build/C/man3/pthread_attr_setdetachstate.3:124
608 #: build/C/man3/pthread_attr_setguardsize.3:173
609 #: build/C/man3/pthread_attr_setinheritsched.3:150
610 #: build/C/man3/pthread_attr_setschedparam.3:128
611 #: build/C/man3/pthread_attr_setschedpolicy.3:123
612 #: build/C/man3/pthread_attr_setscope.3:149
613 #: build/C/man3/pthread_attr_setstack.3:174
614 #: build/C/man3/pthread_attr_setstackaddr.3:123
615 #: build/C/man3/pthread_attr_setstacksize.3:125
616 #: build/C/man3/pthread_cancel.3:245 build/C/man3/pthread_cleanup_push.3:328
617 #: build/C/man3/pthread_cleanup_push_defer_np.3:117
618 #: build/C/man3/pthread_create.3:389 build/C/man3/pthread_detach.3:111
619 #: build/C/man3/pthread_equal.3:67 build/C/man3/pthread_exit.3:116
620 #: build/C/man3/pthread_getattr_np.3:368
621 #: build/C/man3/pthread_getcpuclockid.3:185 build/C/man3/pthread_join.3:141
622 #: build/C/man3/pthread_kill.3:110
623 #: build/C/man3/pthread_kill_other_threads_np.3:79
624 #: build/C/man3/pthread_self.3:87 build/C/man3/pthread_setaffinity_np.3:221
625 #: build/C/man3/pthread_setcancelstate.3:189
626 #: build/C/man3/pthread_setconcurrency.3:110
627 #: build/C/man3/pthread_setname_np.3:213
628 #: build/C/man3/pthread_setschedparam.3:452
629 #: build/C/man3/pthread_setschedprio.3:112 build/C/man3/pthread_sigmask.3:163
630 #: build/C/man3/pthread_sigqueue.3:110 build/C/man3/pthread_testcancel.3:75
631 #: build/C/man3/pthread_tryjoin_np.3:147 build/C/man3/pthread_yield.3:73
632 #: build/C/man7/pthreads.7:936
634 "This page is part of release 3.63 of the Linux I<man-pages> project. A "
635 "description of the project, and information about reporting bugs, can be "
636 "found at \\%http://www.kernel.org/doc/man-pages/."
638 "この man ページは Linux I<man-pages> プロジェクトのリリース 3.63 の一部\n"
639 "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"
640 "http://www.kernel.org/doc/man-pages/ に書かれている。"
643 #: build/C/man3/makecontext.3:28
649 #: build/C/man3/makecontext.3:28
655 #: build/C/man3/makecontext.3:28
661 #: build/C/man3/makecontext.3:31
662 msgid "makecontext, swapcontext - manipulate user context"
663 msgstr "makecontext, swapcontext - ユーザコンテキストを操作する"
666 #: build/C/man3/makecontext.3:36
668 "B<void makecontext(ucontext_t *>I<ucp>B<, void (*>I<func>B<)(),> B<int "
671 "B<void makecontext(ucontext_t *>I<ucp>B<, void (*>I<func>B<)(),> B<int "
675 #: build/C/man3/makecontext.3:38
676 msgid "B<int swapcontext(ucontext_t *>I<oucp>B<, ucontext_t *>I<ucp>B<);>"
677 msgstr "B<int swapcontext(ucontext_t *>I<oucp>B<, ucontext_t *>I<ucp>B<);>"
680 #: build/C/man3/makecontext.3:49
682 "In a System V-like environment, one has the type I<ucontext_t> defined in "
683 "I<E<lt>ucontext.hE<gt>> and the four functions B<getcontext>(3), "
684 "B<setcontext>(3), B<makecontext>() and B<swapcontext>() that allow user-"
685 "level context switching between multiple threads of control within a process."
687 "System V 的な環境では、 B<mcontext_t> および B<ucontext_t> という 2 つの型"
688 "と、 B<getcontext>(3), B<setcontext>(3), B<makecontext>(), B<swapcontext>() "
689 "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"
690 "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"
694 #: build/C/man3/makecontext.3:52
695 msgid "For the type and the first two functions, see B<getcontext>(3)."
697 "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。"
700 #: build/C/man3/makecontext.3:64
702 "The B<makecontext>() function modifies the context pointed to by I<ucp> "
703 "(which was obtained from a call to B<getcontext>(3)). Before invoking "
704 "B<makecontext>(), the caller must allocate a new stack for this context and "
705 "assign its address to I<ucp-E<gt>uc_stack>, and define a successor context "
706 "and assign its address to I<ucp-E<gt>uc_link>."
708 "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 "
709 "(I<ucp> は以前の B<getcontext>(3) 呼び出しで得られたものである)。 "
710 "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"
711 "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"
712 "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"
716 #: build/C/man3/makecontext.3:78
718 "When this context is later activated (using B<setcontext>(3) or "
719 "B<swapcontext>()) the function I<func> is called, and passed the series of "
720 "integer (I<int>) arguments that follow I<argc>; the caller must specify the "
721 "number of these arguments in I<argc>. When this function returns, the "
722 "successor context is activated. If the successor context pointer is NULL, "
725 "このコンテキストが将来 (B<setcontext>(3) または B<swapcontext>() によっ"
726 "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 "
727 "(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"
728 "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"
729 "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。"
732 #: build/C/man3/makecontext.3:84
734 "The B<swapcontext>() function saves the current context in the structure "
735 "pointed to by I<oucp>, and then activates the context pointed to by I<ucp>."
737 "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"
738 "保存し、 ポインタ I<ucp> が指すコンテキストを有効にする。"
741 #: build/C/man3/makecontext.3:96
743 "When successful, B<swapcontext>() does not return. (But we may return "
744 "later, in case I<oucp> is activated, in which case it looks like "
745 "B<swapcontext>() returns 0.) On error, B<swapcontext>() returns -1 and "
746 "sets I<errno> appropriately."
748 "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"
749 "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"
750 "る。) 失敗すると、 B<swapcontext>() は -1 を返し、 I<errno> をエラーに応じ"
754 #: build/C/man3/makecontext.3:97
755 #: build/C/man3/pthread_attr_setaffinity_np.3:102
756 #: build/C/man3/pthread_getattr_np.3:77
762 #: build/C/man3/makecontext.3:100
763 msgid "Insufficient stack space left."
764 msgstr "スタックに割り当てる空間が残っていない。"
767 #: build/C/man3/makecontext.3:100
768 #: build/C/man3/pthread_attr_setaffinity_np.3:106
769 #: build/C/man3/pthread_attr_setguardsize.3:104
770 #: build/C/man3/pthread_attr_setstack.3:110
771 #: build/C/man3/pthread_attr_setstackaddr.3:81
772 #: build/C/man3/pthread_attr_setstacksize.3:81
773 #: build/C/man3/pthread_getattr_np.3:96
774 #: build/C/man3/pthread_getcpuclockid.3:63
775 #: build/C/man3/pthread_setaffinity_np.3:119
776 #: build/C/man3/pthread_setconcurrency.3:81
777 #: build/C/man3/pthread_setname_np.3:100
778 #: build/C/man3/pthread_setschedprio.3:81 build/C/man3/pthread_sigqueue.3:89
779 #: build/C/man3/pthread_tryjoin_np.3:110
785 #: build/C/man3/makecontext.3:105
787 "B<makecontext>() and B<swapcontext>() are provided in glibc since version "
790 "B<makecontext>() と B<swapcontext>() は、バージョン 2.1 以降の glibc で提供"
794 #: build/C/man3/makecontext.3:113
796 "SUSv2, POSIX.1-2001. POSIX.1-2008 removes the specifications of "
797 "B<makecontext>() and B<swapcontext>(), citing portability issues, and "
798 "recommending that applications be rewritten to use POSIX threads instead."
800 "SUSv2, POSIX.1-2001. POSIX.1-2008 では、移植性の問題から B<makecontext>() "
801 "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 "
802 "POSIX スレッドを使って書き直すことが 推奨されている。"
805 #: build/C/man3/makecontext.3:121
807 "The interpretation of I<ucp-E<gt>uc_stack> is just as in B<sigaltstack>(2), "
808 "namely, this struct contains the start and length of a memory area to be "
809 "used as the stack, regardless of the direction of growth of the stack. "
810 "Thus, it is not necessary for the user program to worry about this direction."
812 "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"
813 "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"
814 "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"
815 "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。"
818 #: build/C/man3/makecontext.3:137
820 "On architectures where I<int> and pointer types are the same size (e.g., "
821 "x86-32, where both types are 32 bits), you may be able to get away with "
822 "passing pointers as arguments to B<makecontext>() following I<argc>. "
823 "However, doing this is not guaranteed to be portable, is undefined according "
824 "to the standards, and won't work on architectures where pointers are larger "
825 "than I<int>s. Nevertheless, starting with version 2.8, glibc makes some "
826 "changes to B<makecontext>(), to permit this on some 64-bit architectures (e."
829 "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"
830 "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"
831 "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"
832 "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"
833 "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、"
834 "バージョン 2.8 以降の glibc では、 B<makecontext>() に変更が行われ、(x86-64 "
835 "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"
839 #: build/C/man3/makecontext.3:137 build/C/man3/pthread_attr_init.3:87
840 #: build/C/man3/pthread_attr_setdetachstate.3:108
841 #: build/C/man3/pthread_attr_setguardsize.3:155
842 #: build/C/man3/pthread_attr_setinheritsched.3:128
843 #: build/C/man3/pthread_attr_setschedparam.3:106
844 #: build/C/man3/pthread_attr_setschedpolicy.3:102
845 #: build/C/man3/pthread_attr_setstack.3:152
846 #: build/C/man3/pthread_attr_setstacksize.3:108
847 #: build/C/man3/pthread_cancel.3:135 build/C/man3/pthread_cleanup_push.3:155
848 #: build/C/man3/pthread_create.3:202 build/C/man3/pthread_detach.3:93
849 #: build/C/man3/pthread_getattr_np.3:101
850 #: build/C/man3/pthread_getcpuclockid.3:78 build/C/man3/pthread_join.3:124
851 #: build/C/man3/pthread_setaffinity_np.3:154
852 #: build/C/man3/pthread_setcancelstate.3:174
853 #: build/C/man3/pthread_setname_np.3:114
854 #: build/C/man3/pthread_setschedparam.3:149 build/C/man3/pthread_sigmask.3:73
855 #: build/C/man3/pthread_testcancel.3:60 build/C/man3/pthread_tryjoin_np.3:115
861 #: build/C/man3/makecontext.3:145
863 "The example program below demonstrates the use of B<getcontext>(3), "
864 "B<makecontext>(), and B<swapcontext>(). Running the program produces the "
867 "以下のサンプル・プログラムは、 B<getcontext>(3), B<makecontext>(), "
868 "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"
872 #: build/C/man3/makecontext.3:157
876 "main: swapcontext(&uctx_main, &uctx_func2)\n"
878 "func2: swapcontext(&uctx_func2, &uctx_func1)\n"
880 "func1: swapcontext(&uctx_func1, &uctx_func2)\n"
886 "main: swapcontext(&uctx_main, &uctx_func2)\n"
888 "func2: swapcontext(&uctx_func2, &uctx_func1)\n"
890 "func1: swapcontext(&uctx_func1, &uctx_func2)\n"
896 #: build/C/man3/makecontext.3:159 build/C/man3/pthread_attr_init.3:148
897 #: build/C/man3/pthread_cancel.3:151 build/C/man3/pthread_cleanup_push.3:231
898 #: build/C/man3/pthread_create.3:241 build/C/man3/pthread_getattr_np.3:179
899 #: build/C/man3/pthread_getcpuclockid.3:96
900 #: build/C/man3/pthread_setname_np.3:140
901 #: build/C/man3/pthread_setschedparam.3:224 build/C/man3/pthread_sigmask.3:91
903 msgid "Program source"
907 #: build/C/man3/makecontext.3:165
910 "#include E<lt>ucontext.hE<gt>\n"
911 "#include E<lt>stdio.hE<gt>\n"
912 "#include E<lt>stdlib.hE<gt>\n"
914 "#include E<lt>ucontext.hE<gt>\n"
915 "#include E<lt>stdio.hE<gt>\n"
916 "#include E<lt>stdlib.hE<gt>\n"
919 #: build/C/man3/makecontext.3:167
921 msgid "static ucontext_t uctx_main, uctx_func1, uctx_func2;\n"
922 msgstr "static ucontext_t uctx_main, uctx_func1, uctx_func2;\n"
925 #: build/C/man3/makecontext.3:170
928 "#define handle_error(msg) \\e\n"
929 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
931 "#define handle_error(msg) \\e\n"
932 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
935 #: build/C/man3/makecontext.3:180
941 " printf(\"func1: started\\en\");\n"
942 " printf(\"func1: swapcontext(&uctx_func1, &uctx_func2)\\en\");\n"
943 " if (swapcontext(&uctx_func1, &uctx_func2) == -1)\n"
944 " handle_error(\"swapcontext\");\n"
945 " printf(\"func1: returning\\en\");\n"
951 " printf(\"func1: started\\en\");\n"
952 " printf(\"func1: swapcontext(&uctx_func1, &uctx_func2)\\en\");\n"
953 " if (swapcontext(&uctx_func1, &uctx_func2) == -1)\n"
954 " handle_error(\"swapcontext\");\n"
955 " printf(\"func1: returning\\en\");\n"
959 #: build/C/man3/makecontext.3:190
965 " printf(\"func2: started\\en\");\n"
966 " printf(\"func2: swapcontext(&uctx_func2, &uctx_func1)\\en\");\n"
967 " if (swapcontext(&uctx_func2, &uctx_func1) == -1)\n"
968 " handle_error(\"swapcontext\");\n"
969 " printf(\"func2: returning\\en\");\n"
975 " printf(\"func2: started\\en\");\n"
976 " printf(\"func2: swapcontext(&uctx_func2, &uctx_func1)\\en\");\n"
977 " if (swapcontext(&uctx_func2, &uctx_func1) == -1)\n"
978 " handle_error(\"swapcontext\");\n"
979 " printf(\"func2: returning\\en\");\n"
983 #: build/C/man3/makecontext.3:196
987 "main(int argc, char *argv[])\n"
989 " char func1_stack[16384];\n"
990 " char func2_stack[16384];\n"
993 "main(int argc, char *argv[])\n"
995 " char func1_stack[16384];\n"
996 " char func2_stack[16384];\n"
999 #: build/C/man3/makecontext.3:203
1002 " if (getcontext(&uctx_func1) == -1)\n"
1003 " handle_error(\"getcontext\");\n"
1004 " uctx_func1.uc_stack.ss_sp = func1_stack;\n"
1005 " uctx_func1.uc_stack.ss_size = sizeof(func1_stack);\n"
1006 " uctx_func1.uc_link = &uctx_main;\n"
1007 " makecontext(&uctx_func1, func1, 0);\n"
1009 " if (getcontext(&uctx_func1) == -1)\n"
1010 " handle_error(\"getcontext\");\n"
1011 " uctx_func1.uc_stack.ss_sp = func1_stack;\n"
1012 " uctx_func1.uc_stack.ss_size = sizeof(func1_stack);\n"
1013 " uctx_func1.uc_link = &uctx_main;\n"
1014 " makecontext(&uctx_func1, func1, 0);\n"
1017 #: build/C/man3/makecontext.3:211
1020 " if (getcontext(&uctx_func2) == -1)\n"
1021 " handle_error(\"getcontext\");\n"
1022 " uctx_func2.uc_stack.ss_sp = func2_stack;\n"
1023 " uctx_func2.uc_stack.ss_size = sizeof(func2_stack);\n"
1024 " /* Successor context is f1(), unless argc E<gt> 1 */\n"
1025 " uctx_func2.uc_link = (argc E<gt> 1) ? NULL : &uctx_func1;\n"
1026 " makecontext(&uctx_func2, func2, 0);\n"
1028 " if (getcontext(&uctx_func2) == -1)\n"
1029 " handle_error(\"getcontext\");\n"
1030 " uctx_func2.uc_stack.ss_sp = func2_stack;\n"
1031 " uctx_func2.uc_stack.ss_size = sizeof(func2_stack);\n"
1032 " /* Successor context is f1(), unless argc E<gt> 1 */\n"
1033 " uctx_func2.uc_link = (argc E<gt> 1) ? NULL : &uctx_func1;\n"
1034 " makecontext(&uctx_func2, func2, 0);\n"
1037 #: build/C/man3/makecontext.3:215
1040 " printf(\"main: swapcontext(&uctx_main, &uctx_func2)\\en\");\n"
1041 " if (swapcontext(&uctx_main, &uctx_func2) == -1)\n"
1042 " handle_error(\"swapcontext\");\n"
1044 " printf(\"main: swapcontext(&uctx_main, &uctx_func2)\\en\");\n"
1045 " if (swapcontext(&uctx_main, &uctx_func2) == -1)\n"
1046 " handle_error(\"swapcontext\");\n"
1049 #: build/C/man3/makecontext.3:219
1052 " printf(\"main: exiting\\en\");\n"
1053 " exit(EXIT_SUCCESS);\n"
1056 " printf(\"main: exiting\\en\");\n"
1057 " exit(EXIT_SUCCESS);\n"
1061 #: build/C/man3/makecontext.3:226
1063 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<getcontext>(3), "
1066 "B<sigaction>(2), B<sigaltstack>(2), B<sigprocmask>(2), B<getcontext>(3), "
1070 #: build/C/man3/pthread_attr_init.3:26
1072 msgid "PTHREAD_ATTR_INIT"
1073 msgstr "PTHREAD_ATTR_INIT"
1076 #: build/C/man3/pthread_attr_init.3:26
1082 #: build/C/man3/pthread_attr_init.3:30
1084 "pthread_attr_init, pthread_attr_destroy - initialize and destroy thread "
1087 "pthread_attr_init, pthread_attr_destroy - \n"
1088 "スレッド属性オブジェクトの初期化と破棄を行う"
1091 #: build/C/man3/pthread_attr_init.3:33
1092 #: build/C/man3/pthread_attr_setdetachstate.3:33
1093 #: build/C/man3/pthread_attr_setguardsize.3:33
1094 #: build/C/man3/pthread_attr_setinheritsched.3:33
1095 #: build/C/man3/pthread_attr_setschedparam.3:33
1096 #: build/C/man3/pthread_attr_setschedpolicy.3:33
1097 #: build/C/man3/pthread_attr_setscope.3:33
1098 #: build/C/man3/pthread_attr_setstack.3:33
1099 #: build/C/man3/pthread_attr_setstackaddr.3:33
1100 #: build/C/man3/pthread_attr_setstacksize.3:33
1101 #: build/C/man3/pthread_cancel.3:32 build/C/man3/pthread_cleanup_push.3:33
1102 #: build/C/man3/pthread_cleanup_push_defer_np.3:33
1103 #: build/C/man3/pthread_create.3:32 build/C/man3/pthread_detach.3:32
1104 #: build/C/man3/pthread_equal.3:32 build/C/man3/pthread_exit.3:32
1105 #: build/C/man3/pthread_join.3:32
1106 #: build/C/man3/pthread_kill_other_threads_np.3:32
1107 #: build/C/man3/pthread_self.3:32 build/C/man3/pthread_setcancelstate.3:33
1108 #: build/C/man3/pthread_setconcurrency.3:32
1109 #: build/C/man3/pthread_setschedparam.3:33
1110 #: build/C/man3/pthread_setschedprio.3:32 build/C/man3/pthread_sigqueue.3:31
1111 #: build/C/man3/pthread_testcancel.3:32
1113 msgid "B<#include E<lt>pthread.hE<gt>>\n"
1114 msgstr "B<#include E<lt>pthread.hE<gt>>\n"
1117 #: build/C/man3/pthread_attr_init.3:36
1120 "B<int pthread_attr_init(pthread_attr_t *>I<attr>B<);>\n"
1121 "B<int pthread_attr_destroy(pthread_attr_t *>I<attr>B<);>\n"
1123 "B<int pthread_attr_init(pthread_attr_t *>I<attr>B<);>\n"
1124 "B<int pthread_attr_destroy(pthread_attr_t *>I<attr>B<);>\n"
1127 #: build/C/man3/pthread_attr_init.3:38
1128 #: build/C/man3/pthread_attr_setaffinity_np.3:41
1129 #: build/C/man3/pthread_attr_setdetachstate.3:40
1130 #: build/C/man3/pthread_attr_setguardsize.3:40
1131 #: build/C/man3/pthread_attr_setinheritsched.3:40
1132 #: build/C/man3/pthread_attr_setschedparam.3:40
1133 #: build/C/man3/pthread_attr_setschedpolicy.3:40
1134 #: build/C/man3/pthread_attr_setscope.3:40
1135 #: build/C/man3/pthread_attr_setstack.3:40
1136 #: build/C/man3/pthread_attr_setstackaddr.3:40
1137 #: build/C/man3/pthread_attr_setstacksize.3:40
1138 #: build/C/man3/pthread_cancel.3:36 build/C/man3/pthread_cleanup_push.3:39
1139 #: build/C/man3/pthread_equal.3:36 build/C/man3/pthread_exit.3:36
1140 #: build/C/man3/pthread_getattr_np.3:37
1141 #: build/C/man3/pthread_getcpuclockid.3:37 build/C/man3/pthread_self.3:36
1142 #: build/C/man3/pthread_setaffinity_np.3:41
1143 #: build/C/man3/pthread_setcancelstate.3:38
1144 #: build/C/man3/pthread_setconcurrency.3:37
1145 #: build/C/man3/pthread_setschedparam.3:40
1146 #: build/C/man3/pthread_setschedprio.3:36 build/C/man3/pthread_testcancel.3:36
1148 msgid "Compile and link with I<-pthread>.\n"
1149 msgstr "I<-pthread> でコンパイルしてリンクする。\n"
1152 #: build/C/man3/pthread_attr_init.3:50
1154 "The B<pthread_attr_init>() function initializes the thread attributes "
1155 "object pointed to by I<attr> with default attribute values. After this "
1156 "call, individual attributes of the object can be set using various related "
1157 "functions (listed under SEE ALSO), and then the object can be used in one or "
1158 "more B<pthread_create>(3) calls that create threads."
1160 "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"
1161 "(thread attributes object) をデフォルトの属性値で初期化する。\n"
1162 "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"
1163 "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"
1164 "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"
1165 "オブジェクトを複数の B<pthread_create>(3) に渡してもよい)。"
1168 #: build/C/man3/pthread_attr_init.3:55
1170 "Calling B<pthread_attr_init>() on a thread attributes object that has "
1171 "already been initialized results in undefined behavior."
1173 "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"
1174 "B<pthread_attr_init>() を呼び出した場合、\n"
1175 "どのような動作になるかは不定である。"
1178 #: build/C/man3/pthread_attr_init.3:62
1180 "When a thread attributes object is no longer required, it should be "
1181 "destroyed using the B<pthread_attr_destroy>() function. Destroying a "
1182 "thread attributes object has no effect on threads that were created using "
1185 "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"
1186 "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"
1187 "スレッド属性オブジェクトを破棄しても、\n"
1188 "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。"
1191 #: build/C/man3/pthread_attr_init.3:68
1193 "Once a thread attributes object has been destroyed, it can be reinitialized "
1194 "using B<pthread_attr_init>(). Any other use of a destroyed thread "
1195 "attributes object has undefined results."
1197 "いったん破棄したスレッド属性オブジェクトは、\n"
1198 "B<pthread_attr_init>() を使って再初期化することができる。\n"
1199 "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"
1203 #: build/C/man3/pthread_attr_init.3:71
1204 #: build/C/man3/pthread_attr_setaffinity_np.3:79
1205 #: build/C/man3/pthread_attr_setdetachstate.3:80
1206 #: build/C/man3/pthread_attr_setguardsize.3:93
1207 #: build/C/man3/pthread_attr_setinheritsched.3:96
1208 #: build/C/man3/pthread_attr_setschedparam.3:88
1209 #: build/C/man3/pthread_attr_setschedpolicy.3:86
1210 #: build/C/man3/pthread_attr_setscope.3:106
1211 #: build/C/man3/pthread_attr_setstack.3:88
1212 #: build/C/man3/pthread_attr_setstackaddr.3:77
1213 #: build/C/man3/pthread_attr_setstacksize.3:64
1214 #: build/C/man3/pthread_setaffinity_np.3:80
1215 #: build/C/man3/pthread_setcancelstate.3:95
1216 #: build/C/man3/pthread_setname_np.3:75
1218 "On success, these functions return 0; on error, they return a nonzero error "
1221 "成功すると、これらの関数は 0 を返す。\n"
1222 "エラーの場合、0 以外のエラー番号を返す。"
1225 #: build/C/man3/pthread_attr_init.3:79
1227 "POSIX.1-2001 documents an B<ENOMEM> error for B<pthread_attr_init>(); on "
1228 "Linux these functions always succeed (but portable and future-proof "
1229 "applications should nevertheless handle a possible error return)."
1231 "POSIX.1-2001 では B<pthread_attr_init>() にはエラー B<ENOMEM> が\n"
1233 "Linux では、これらの関数は常に成功する\n"
1234 "(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"
1235 "正のエラーの返り値を処理するようにすべきである)。"
1238 #: build/C/man3/pthread_attr_init.3:81
1239 #: build/C/man3/pthread_attr_setdetachstate.3:89
1240 #: build/C/man3/pthread_attr_setguardsize.3:108
1241 #: build/C/man3/pthread_attr_setinheritsched.3:112
1242 #: build/C/man3/pthread_attr_setschedparam.3:102
1243 #: build/C/man3/pthread_attr_setschedpolicy.3:102
1244 #: build/C/man3/pthread_attr_setscope.3:121
1245 #: build/C/man3/pthread_attr_setstack.3:114
1246 #: build/C/man3/pthread_attr_setstacksize.3:85
1247 #: build/C/man3/pthread_cancel.3:127 build/C/man3/pthread_cleanup_push.3:129
1248 #: build/C/man3/pthread_create.3:148 build/C/man3/pthread_detach.3:66
1249 #: build/C/man3/pthread_equal.3:49 build/C/man3/pthread_exit.3:77
1250 #: build/C/man3/pthread_getcpuclockid.3:67 build/C/man3/pthread_join.3:100
1251 #: build/C/man3/pthread_self.3:52 build/C/man3/pthread_setcancelstate.3:115
1252 #: build/C/man3/pthread_setconcurrency.3:85
1253 #: build/C/man3/pthread_setschedparam.3:143
1254 #: build/C/man3/pthread_setschedprio.3:85 build/C/man3/pthread_sigmask.3:71
1255 #: build/C/man3/pthread_testcancel.3:60
1256 msgid "POSIX.1-2001."
1257 msgstr "POSIX.1-2001."
1260 #: build/C/man3/pthread_attr_init.3:87
1262 "The I<pthread_attr_t> type should be treated as opaque: any access to the "
1263 "object other than via pthreads functions is nonportable and produces "
1264 "undefined results."
1266 "I<pthread_attr_t> 型の内部構造は意識すべきではない。\n"
1267 "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"
1268 "どのような結果が得られるかも分からない。"
1271 #: build/C/man3/pthread_attr_init.3:96
1273 "The program below optionally makes use of B<pthread_attr_init>() and "
1274 "various related functions to initialize a thread attributes object that is "
1275 "used to create a single thread. Once created, the thread uses the "
1276 "B<pthread_getattr_np>(3) function (a nonstandard GNU extension) to retrieve "
1277 "the thread's attributes, and then displays those attributes."
1279 "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"
1280 "スレッド属性オブジェクトの初期化を行い、\n"
1281 "そのオブジェクトを使ってスレッドを一つ作成する。\n"
1282 "作成されたスレッドは、作成後に B<pthread_getattr_np>(3) 関数 \n"
1283 "(非標準の GNU 拡張) を使ってスレッドの属性を取得し、\n"
1287 #: build/C/man3/pthread_attr_init.3:105
1289 "If the program is run with no command-line argument, then it passes NULL as "
1290 "the I<attr> argument of B<pthread_create>(3), so that the thread is created "
1291 "with default attributes. Running the program on Linux/x86-32 with the NPTL "
1292 "threading implementation, we see the following:"
1294 "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"
1295 "B<pthread_create>(3) の I<attr> 引き数には NULL が渡される。\n"
1296 "この場合、スレッドはデフォルトの属性で作成される。\n"
1297 "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"
1298 "動作させると、以下のような出力が得られる。"
1300 #. Results from glibc 2.8, SUSE 11.0; Oct 2008
1302 #: build/C/man3/pthread_attr_init.3:121
1305 "$B< ulimit -s> # No stack imit ==E<gt> default stack size is 2MB\n"
1308 "Thread attributes:\n"
1309 " Detach state = PTHREAD_CREATE_JOINABLE\n"
1310 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1311 " Inherit scheduler = PTHREAD_INHERIT_SCHED\n"
1312 " Scheduling policy = SCHED_OTHER\n"
1313 " Scheduling priority = 0\n"
1314 " Guard size = 4096 bytes\n"
1315 " Stack address = 0x40196000\n"
1316 " Stack size = 0x201000 bytes\n"
1318 "$B< ulimit -s> # No stack imit ==E<gt> default stack size is 2MB\n"
1321 "Thread attributes:\n"
1322 " Detach state = PTHREAD_CREATE_JOINABLE\n"
1323 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1324 " Inherit scheduler = PTHREAD_INHERIT_SCHED\n"
1325 " Scheduling policy = SCHED_OTHER\n"
1326 " Scheduling priority = 0\n"
1327 " Guard size = 4096 bytes\n"
1328 " Stack address = 0x40196000\n"
1329 " Stack size = 0x201000 bytes\n"
1332 #: build/C/man3/pthread_attr_init.3:131
1334 "When we supply a stack size as a command-line argument, the program "
1335 "initializes a thread attributes object, sets various attributes in that "
1336 "object, and passes a pointer to the object in the call to B<pthread_create>"
1337 "(3). Running the program on Linux/x86-32 with the NPTL threading "
1338 "implementation, we see the following:"
1340 "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"
1341 "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"
1342 "そのオブジェクトの各種属性を設定し、\n"
1343 "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"
1344 "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"
1345 "動作させると、以下のような出力が得られる。"
1347 #. Results from glibc 2.8, SUSE 11.0; Oct 2008
1349 #: build/C/man3/pthread_attr_init.3:146
1352 "$B< ./a.out 0x3000000>\n"
1353 "posix_memalign() allocated at 0x40197000\n"
1354 "Thread attributes:\n"
1355 " Detach state = PTHREAD_CREATE_DETACHED\n"
1356 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1357 " Inherit scheduler = PTHREAD_EXPLICIT_SCHED\n"
1358 " Scheduling policy = SCHED_OTHER\n"
1359 " Scheduling priority = 0\n"
1360 " Guard size = 0 bytes\n"
1361 " Stack address = 0x40197000\n"
1362 " Stack size = 0x3000000 bytes\n"
1364 "$B< ./a.out 0x3000000>\n"
1365 "posix_memalign() allocated at 0x40197000\n"
1366 "Thread attributes:\n"
1367 " Detach state = PTHREAD_CREATE_DETACHED\n"
1368 " Scope = PTHREAD_SCOPE_SYSTEM\n"
1369 " Inherit scheduler = PTHREAD_EXPLICIT_SCHED\n"
1370 " Scheduling policy = SCHED_OTHER\n"
1371 " Scheduling priority = 0\n"
1372 " Guard size = 0 bytes\n"
1373 " Stack address = 0x40197000\n"
1374 " Stack size = 0x3000000 bytes\n"
1377 #: build/C/man3/pthread_attr_init.3:157 build/C/man3/pthread_getattr_np.3:188
1380 "#define _GNU_SOURCE /* To get pthread_getattr_np() declaration */\n"
1381 "#include E<lt>pthread.hE<gt>\n"
1382 "#include E<lt>stdio.hE<gt>\n"
1383 "#include E<lt>stdlib.hE<gt>\n"
1384 "#include E<lt>unistd.hE<gt>\n"
1385 "#include E<lt>errno.hE<gt>\n"
1387 "#define _GNU_SOURCE /* To get pthread_getattr_np() declaration */\n"
1388 "#include E<lt>pthread.hE<gt>\n"
1389 "#include E<lt>stdio.hE<gt>\n"
1390 "#include E<lt>stdlib.hE<gt>\n"
1391 "#include E<lt>unistd.hE<gt>\n"
1392 "#include E<lt>errno.hE<gt>\n"
1395 #: build/C/man3/pthread_attr_init.3:160 build/C/man3/pthread_cancel.3:162
1396 #: build/C/man3/pthread_cleanup_push.3:243 build/C/man3/pthread_create.3:254
1397 #: build/C/man3/pthread_getattr_np.3:191
1398 #: build/C/man3/pthread_getcpuclockid.3:114
1399 #: build/C/man3/pthread_setaffinity_np.3:172
1400 #: build/C/man3/pthread_setschedparam.3:237 build/C/man3/pthread_sigmask.3:105
1403 "#define handle_error_en(en, msg) \\e\n"
1404 " do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1406 "#define handle_error_en(en, msg) \\e\n"
1407 " do { errno = en; perror(msg); exit(EXIT_FAILURE); } while (0)\n"
1410 #: build/C/man3/pthread_attr_init.3:168
1414 "display_pthread_attr(pthread_attr_t *attr, char *prefix)\n"
1419 " struct sched_param sp;\n"
1422 "display_pthread_attr(pthread_attr_t *attr, char *prefix)\n"
1427 " struct sched_param sp;\n"
1430 #: build/C/man3/pthread_attr_init.3:176
1433 " s = pthread_attr_getdetachstate(attr, &i);\n"
1435 " handle_error_en(s, \"pthread_attr_getdetachstate\");\n"
1436 " printf(\"%sDetach state = %s\\en\", prefix,\n"
1437 " (i == PTHREAD_CREATE_DETACHED) ? \"PTHREAD_CREATE_DETACHED\" :\n"
1438 " (i == PTHREAD_CREATE_JOINABLE) ? \"PTHREAD_CREATE_JOINABLE\" :\n"
1441 " s = pthread_attr_getdetachstate(attr, &i);\n"
1443 " handle_error_en(s, \"pthread_attr_getdetachstate\");\n"
1444 " printf(\"%sDetach state = %s\\en\", prefix,\n"
1445 " (i == PTHREAD_CREATE_DETACHED) ? \"PTHREAD_CREATE_DETACHED\" :\n"
1446 " (i == PTHREAD_CREATE_JOINABLE) ? \"PTHREAD_CREATE_JOINABLE\" :\n"
1450 #: build/C/man3/pthread_attr_init.3:184
1453 " s = pthread_attr_getscope(attr, &i);\n"
1455 " handle_error_en(s, \"pthread_attr_getscope\");\n"
1456 " printf(\"%sScope = %s\\en\", prefix,\n"
1457 " (i == PTHREAD_SCOPE_SYSTEM) ? \"PTHREAD_SCOPE_SYSTEM\" :\n"
1458 " (i == PTHREAD_SCOPE_PROCESS) ? \"PTHREAD_SCOPE_PROCESS\" :\n"
1461 " s = pthread_attr_getscope(attr, &i);\n"
1463 " handle_error_en(s, \"pthread_attr_getscope\");\n"
1464 " printf(\"%sScope = %s\\en\", prefix,\n"
1465 " (i == PTHREAD_SCOPE_SYSTEM) ? \"PTHREAD_SCOPE_SYSTEM\" :\n"
1466 " (i == PTHREAD_SCOPE_PROCESS) ? \"PTHREAD_SCOPE_PROCESS\" :\n"
1470 #: build/C/man3/pthread_attr_init.3:192
1473 " s = pthread_attr_getinheritsched(attr, &i);\n"
1475 " handle_error_en(s, \"pthread_attr_getinheritsched\");\n"
1476 " printf(\"%sInherit scheduler = %s\\en\", prefix,\n"
1477 " (i == PTHREAD_INHERIT_SCHED) ? \"PTHREAD_INHERIT_SCHED\" :\n"
1478 " (i == PTHREAD_EXPLICIT_SCHED) ? \"PTHREAD_EXPLICIT_SCHED\" :\n"
1481 " s = pthread_attr_getinheritsched(attr, &i);\n"
1483 " handle_error_en(s, \"pthread_attr_getinheritsched\");\n"
1484 " printf(\"%sInherit scheduler = %s\\en\", prefix,\n"
1485 " (i == PTHREAD_INHERIT_SCHED) ? \"PTHREAD_INHERIT_SCHED\" :\n"
1486 " (i == PTHREAD_EXPLICIT_SCHED) ? \"PTHREAD_EXPLICIT_SCHED\" :\n"
1490 #: build/C/man3/pthread_attr_init.3:201
1493 " s = pthread_attr_getschedpolicy(attr, &i);\n"
1495 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
1496 " printf(\"%sScheduling policy = %s\\en\", prefix,\n"
1497 " (i == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
1498 " (i == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
1499 " (i == SCHED_RR) ? \"SCHED_RR\" :\n"
1502 " s = pthread_attr_getschedpolicy(attr, &i);\n"
1504 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
1505 " printf(\"%sScheduling policy = %s\\en\", prefix,\n"
1506 " (i == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
1507 " (i == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
1508 " (i == SCHED_RR) ? \"SCHED_RR\" :\n"
1512 #: build/C/man3/pthread_attr_init.3:206
1515 " s = pthread_attr_getschedparam(attr, &sp);\n"
1517 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
1518 " printf(\"%sScheduling priority = %d\\en\", prefix, sp.sched_priority);\n"
1520 " s = pthread_attr_getschedparam(attr, &sp);\n"
1522 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
1523 " printf(\"%sScheduling priority = %d\\en\", prefix, sp.sched_priority);\n"
1526 #: build/C/man3/pthread_attr_init.3:211
1529 " s = pthread_attr_getguardsize(attr, &v);\n"
1531 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
1532 " printf(\"%sGuard size = %d bytes\\en\", prefix, v);\n"
1534 " s = pthread_attr_getguardsize(attr, &v);\n"
1536 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
1537 " printf(\"%sGuard size = %d bytes\\en\", prefix, v);\n"
1540 #: build/C/man3/pthread_attr_init.3:218
1543 " s = pthread_attr_getstack(attr, &stkaddr, &v);\n"
1545 " handle_error_en(s, \"pthread_attr_getstack\");\n"
1546 " printf(\"%sStack address = %p\\en\", prefix, stkaddr);\n"
1547 " printf(\"%sStack size = 0x%x bytes\\en\", prefix, v);\n"
1550 " s = pthread_attr_getstack(attr, &stkaddr, &v);\n"
1552 " handle_error_en(s, \"pthread_attr_getstack\");\n"
1553 " printf(\"%sStack address = %p\\en\", prefix, stkaddr);\n"
1554 " printf(\"%sStack size = 0x%x bytes\\en\", prefix, v);\n"
1558 #: build/C/man3/pthread_attr_init.3:224
1562 "thread_start(void *arg)\n"
1565 " pthread_attr_t gattr;\n"
1568 "thread_start(void *arg)\n"
1571 " pthread_attr_t gattr;\n"
1574 #: build/C/man3/pthread_attr_init.3:228
1577 " /* pthread_getattr_np() is a non-standard GNU extension that\n"
1578 " retrieves the attributes of the thread specified in its\n"
1579 " first argument */\n"
1581 " /* pthread_getattr_np() is a non-standard GNU extension that\n"
1582 " retrieves the attributes of the thread specified in its\n"
1583 " first argument */\n"
1586 #: build/C/man3/pthread_attr_init.3:232
1589 " s = pthread_getattr_np(pthread_self(), &gattr);\n"
1591 " handle_error_en(s, \"pthread_getattr_np\");\n"
1593 " s = pthread_getattr_np(pthread_self(), &gattr);\n"
1595 " handle_error_en(s, \"pthread_getattr_np\");\n"
1598 #: build/C/man3/pthread_attr_init.3:235
1601 " printf(\"Thread attributes:\\en\");\n"
1602 " display_pthread_attr(&gattr, \"\\et\");\n"
1604 " printf(\"Thread attributes:\\en\");\n"
1605 " display_pthread_attr(&gattr, \"\\et\");\n"
1608 #: build/C/man3/pthread_attr_init.3:238 build/C/man3/pthread_getattr_np.3:240
1611 " exit(EXIT_SUCCESS); /* Terminate all threads */\n"
1614 " exit(EXIT_SUCCESS); /* Terminate all threads */\n"
1618 #: build/C/man3/pthread_attr_init.3:246
1622 "main(int argc, char *argv[])\n"
1625 " pthread_attr_t attr;\n"
1626 " pthread_attr_t *attrp; /* NULL or &attr */\n"
1630 "main(int argc, char *argv[])\n"
1633 " pthread_attr_t attr;\n"
1634 " pthread_attr_t *attrp; /* NULL or &attr */\n"
1638 #: build/C/man3/pthread_attr_init.3:248
1639 #: build/C/man3/pthread_setschedparam.3:355
1641 msgid " attrp = NULL;\n"
1642 msgstr " attrp = NULL;\n"
1645 #: build/C/man3/pthread_attr_init.3:252
1648 " /* If a command-line argument was supplied, use it to set the\n"
1649 " stack-size attribute and set a few other thread attributes,\n"
1650 " and set attrp pointing to thread attributes object */\n"
1652 " /* If a command-line argument was supplied, use it to set the\n"
1653 " stack-size attribute and set a few other thread attributes,\n"
1654 " and set attrp pointing to thread attributes object */\n"
1657 #: build/C/man3/pthread_attr_init.3:256
1660 " if (argc E<gt> 1) {\n"
1661 " int stack_size;\n"
1664 " if (argc E<gt> 1) {\n"
1665 " int stack_size;\n"
1669 #: build/C/man3/pthread_attr_init.3:258
1671 msgid " attrp = &attr;\n"
1672 msgstr " attrp = &attr;\n"
1675 #: build/C/man3/pthread_attr_init.3:262
1678 " s = pthread_attr_init(&attr);\n"
1680 " handle_error_en(s, \"pthread_attr_init\");\n"
1682 " s = pthread_attr_init(&attr);\n"
1684 " handle_error_en(s, \"pthread_attr_init\");\n"
1687 #: build/C/man3/pthread_attr_init.3:266
1690 " s = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);\n"
1692 " handle_error_en(s, \"pthread_attr_setdetachstate\");\n"
1694 " s = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);\n"
1696 " handle_error_en(s, \"pthread_attr_setdetachstate\");\n"
1699 #: build/C/man3/pthread_attr_init.3:270
1702 " s = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);\n"
1704 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
1706 " s = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);\n"
1708 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
1711 #: build/C/man3/pthread_attr_init.3:272
1713 msgid " stack_size = strtoul(argv[1], NULL, 0);\n"
1714 msgstr " stack_size = strtoul(argv[1], NULL, 0);\n"
1717 #: build/C/man3/pthread_attr_init.3:276
1720 " s = posix_memalign(&sp, sysconf(_SC_PAGESIZE), stack_size);\n"
1722 " handle_error_en(s, \"posix_memalign\");\n"
1724 " s = posix_memalign(&sp, sysconf(_SC_PAGESIZE), stack_size);\n"
1726 " handle_error_en(s, \"posix_memalign\");\n"
1729 #: build/C/man3/pthread_attr_init.3:278
1731 msgid " printf(\"posix_memalign() allocated at %p\\en\", sp);\n"
1732 msgstr " printf(\"posix_memalign() allocated at %p\\en\", sp);\n"
1735 #: build/C/man3/pthread_attr_init.3:283
1738 " s = pthread_attr_setstack(&attr, sp, stack_size);\n"
1740 " handle_error_en(s, \"pthread_attr_setstack\");\n"
1743 " s = pthread_attr_setstack(&attr, sp, stack_size);\n"
1745 " handle_error_en(s, \"pthread_attr_setstack\");\n"
1749 #: build/C/man3/pthread_attr_init.3:287 build/C/man3/pthread_getattr_np.3:335
1752 " s = pthread_create(&thr, attrp, &thread_start, NULL);\n"
1754 " handle_error_en(s, \"pthread_create\");\n"
1756 " s = pthread_create(&thr, attrp, &thread_start, NULL);\n"
1758 " handle_error_en(s, \"pthread_create\");\n"
1761 #: build/C/man3/pthread_attr_init.3:293 build/C/man3/pthread_getattr_np.3:341
1764 " if (attrp != NULL) {\n"
1765 " s = pthread_attr_destroy(attrp);\n"
1767 " handle_error_en(s, \"pthread_attr_destroy\");\n"
1770 " if (attrp != NULL) {\n"
1771 " s = pthread_attr_destroy(attrp);\n"
1773 " handle_error_en(s, \"pthread_attr_destroy\");\n"
1777 #: build/C/man3/pthread_attr_init.3:296 build/C/man3/pthread_getattr_np.3:344
1780 " pause(); /* Terminates when other thread calls exit() */\n"
1783 " pause(); /* Terminates when other thread calls exit() */\n"
1787 #: build/C/man3/pthread_attr_init.3:313
1789 "B<pthread_attr_setaffinity_np>(3), B<pthread_attr_setdetachstate>(3), "
1790 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setinheritsched>(3), "
1791 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
1792 "B<pthread_attr_setscope>(3), B<pthread_attr_setstack>(3), "
1793 "B<pthread_attr_setstackaddr>(3), B<pthread_attr_setstacksize>(3), "
1794 "B<pthread_create>(3), B<pthread_getattr_np>(3), B<pthreads>(7)"
1796 "B<pthread_attr_setaffinity_np>(3), B<pthread_attr_setdetachstate>(3), "
1797 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setinheritsched>(3), "
1798 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
1799 "B<pthread_attr_setscope>(3), B<pthread_attr_setstack>(3), "
1800 "B<pthread_attr_setstackaddr>(3), B<pthread_attr_setstacksize>(3), "
1801 "B<pthread_create>(3), B<pthread_getattr_np>(3), B<pthreads>(7)"
1804 #: build/C/man3/pthread_attr_setaffinity_np.3:26
1806 msgid "PTHREAD_ATTR_SETAFFINITY_NP"
1807 msgstr "PTHREAD_ATTR_SETAFFINITY_NP"
1810 #: build/C/man3/pthread_attr_setaffinity_np.3:26
1811 #: build/C/man3/pthread_getattr_np.3:26
1812 #: build/C/man3/pthread_setaffinity_np.3:26
1813 #: build/C/man3/pthread_tryjoin_np.3:26
1819 #: build/C/man3/pthread_attr_setaffinity_np.3:30
1821 "pthread_attr_setaffinity_np, pthread_attr_getaffinity_np - set/get CPU "
1822 "affinity attribute in thread attributes object"
1824 "pthread_attr_setaffinity_np, pthread_attr_getaffinity_np - \n"
1825 "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"
1828 #: build/C/man3/pthread_attr_setaffinity_np.3:34
1829 #: build/C/man3/pthread_getattr_np.3:33
1830 #: build/C/man3/pthread_setaffinity_np.3:34
1831 #: build/C/man3/pthread_tryjoin_np.3:34 build/C/man3/pthread_yield.3:32
1834 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
1835 "B<#include E<lt>pthread.hE<gt>>\n"
1837 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
1838 "B<#include E<lt>pthread.hE<gt>>\n"
1841 #: build/C/man3/pthread_attr_setaffinity_np.3:39
1844 "B<int pthread_attr_setaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1845 "B< size_t >I<cpusetsize>B<, const cpu_set_t *>I<cpuset>B<);>\n"
1846 "B<int pthread_attr_getaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1847 "B< size_t >I<cpusetsize>B<, cpu_set_t *>I<cpuset>B<);>\n"
1849 "B<int pthread_attr_setaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1850 "B< size_t >I<cpusetsize>B<, const cpu_set_t *>I<cpuset>B<);>\n"
1851 "B<int pthread_attr_getaffinity_np(pthread_attr_t *>I<attr>B<,>\n"
1852 "B< size_t >I<cpusetsize>B<, cpu_set_t *>I<cpuset>B<);>\n"
1855 #: build/C/man3/pthread_attr_setaffinity_np.3:54
1857 "The B<pthread_attr_setaffinity_np>() function sets the CPU affinity mask "
1858 "attribute of the thread attributes object referred to by I<attr> to the "
1859 "value specified in I<cpuset>. This attribute determines the CPU affinity "
1860 "mask of a thread created using the thread attributes object I<attr>."
1862 "B<pthread_attr_setaffinity_np>() 関数は、\n"
1863 "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"
1864 "I<cpuset> で指定された値に設定する。\n"
1865 "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"
1866 "作成されたスレッドの CPU affinity マスクが決定される。"
1869 #: build/C/man3/pthread_attr_setaffinity_np.3:63
1871 "The B<pthread_attr_getaffinity_np>() function returns the CPU affinity mask "
1872 "attribute of the thread attributes object referred to by I<attr> in the "
1873 "buffer pointed to by I<cpuset>."
1875 "B<pthread_attr_getaffinity_np>() 関数は、 I<attr> が参照する\n"
1876 "スレッド属性オブジェクトの CPU affinity マスク属性を\n"
1877 "I<cpuset> が指すバッファに入れて返す。"
1880 #: build/C/man3/pthread_attr_setaffinity_np.3:70
1882 "The argument I<cpusetsize> is the length (in bytes) of the buffer pointed to "
1883 "by I<cpuset>. Typically, this argument would be specified as I<sizeof"
1886 "I<cpusetsize> 引き数は I<cpuset> が指すバッファの (バイト単位の)\n"
1887 "大きさである。通常は、この引き数には I<sizeof(cpu_set_t)> を\n"
1891 #: build/C/man3/pthread_attr_setaffinity_np.3:76
1892 #: build/C/man3/pthread_setaffinity_np.3:67
1894 "For more details on CPU affinity masks, see B<sched_setaffinity>(2). For a "
1895 "description of a set of macros that can be used to manipulate and inspect "
1896 "CPU sets, see B<CPU_SET>(3)."
1898 "CPU affinity マスクの詳細については、 \n"
1899 "B<sched_setaffinity>(2) を参照してほしい。\n"
1900 "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"
1901 "B<CPU_SET>(3) を参照してほしい。"
1904 #: build/C/man3/pthread_attr_setaffinity_np.3:80
1905 #: build/C/man3/pthread_attr_setaffinity_np.3:92
1906 #: build/C/man3/pthread_attr_setdetachstate.3:83
1907 #: build/C/man3/pthread_attr_setinheritsched.3:99
1908 #: build/C/man3/pthread_attr_setschedpolicy.3:89
1909 #: build/C/man3/pthread_attr_setscope.3:109
1910 #: build/C/man3/pthread_attr_setstack.3:91
1911 #: build/C/man3/pthread_attr_setstacksize.3:67
1912 #: build/C/man3/pthread_create.3:137 build/C/man3/pthread_detach.3:55
1913 #: build/C/man3/pthread_join.3:85 build/C/man3/pthread_join.3:89
1914 #: build/C/man3/pthread_kill.3:69 build/C/man3/pthread_setaffinity_np.3:84
1915 #: build/C/man3/pthread_setaffinity_np.3:93
1916 #: build/C/man3/pthread_setaffinity_np.3:109
1917 #: build/C/man3/pthread_setcancelstate.3:99
1918 #: build/C/man3/pthread_setcancelstate.3:107
1919 #: build/C/man3/pthread_setconcurrency.3:71
1920 #: build/C/man3/pthread_setschedparam.3:122
1921 #: build/C/man3/pthread_setschedprio.3:62 build/C/man3/pthread_sigqueue.3:77
1927 #. The raw sched_getaffinity() system call returns the size (in bytes)
1928 #. of the cpumask_t type.
1930 #: build/C/man3/pthread_attr_setaffinity_np.3:92
1932 "(B<pthread_attr_setaffinity_np>()) I<cpuset> specified a CPU that was "
1933 "outside the set supported by the kernel. (The kernel configuration option "
1934 "B<CONFIG_NR_CPUS> defines the range of the set supported by the kernel data "
1935 "type used to represent CPU sets.)"
1937 "(B<pthread_attr_setaffinity_np>())\n"
1938 "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"
1939 "(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"
1941 "カーネルの設定オプション B<CONFIG_NR_CPUS> により定義される)。"
1944 #: build/C/man3/pthread_attr_setaffinity_np.3:102
1946 "(B<pthread_attr_getaffinity_np>()) A CPU in the affinity mask of the thread "
1947 "attributes object referred to by I<attr> lies outside the range specified by "
1948 "I<cpusetsize> (i.e., I<cpuset>/I<cpusetsize> is too small)."
1950 "(B<pthread_attr_getaffinity_np>())\n"
1951 "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"
1952 "I<cpusetsize> により指定された範囲の中になかった\n"
1953 "(すなわち、I<cpuset>/I<cpusetsize> が小さすぎる)。"
1956 #: build/C/man3/pthread_attr_setaffinity_np.3:106
1957 msgid "(B<pthread_attr_setaffinity_np>()) Could not allocate memory."
1959 "(B<pthread_attr_setaffinity_np>()) メモリを割り当てることができなかった。"
1962 #: build/C/man3/pthread_attr_setaffinity_np.3:108
1963 #: build/C/man3/pthread_setaffinity_np.3:121
1964 msgid "These functions are provided by glibc since version 2.3.4."
1965 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。"
1968 #: build/C/man3/pthread_attr_setaffinity_np.3:111
1969 #: build/C/man3/pthread_cleanup_push_defer_np.3:104
1970 #: build/C/man3/pthread_setaffinity_np.3:124
1971 #: build/C/man3/pthread_tryjoin_np.3:115
1973 "These functions are nonstandard GNU extensions; hence the suffix \"_np"
1974 "\" (nonportable) in the names."
1976 "これらの関数は非標準の GNU による拡張である。\n"
1977 "そのため、名前に \"_np\" (nonportable; 移植性がない) という接尾辞が\n"
1981 #: build/C/man3/pthread_attr_setaffinity_np.3:118
1982 #: build/C/man3/pthread_setaffinity_np.3:150
1984 "In glibc 2.3.3 only, versions of these functions were provided that did not "
1985 "have a I<cpusetsize> argument. Instead the CPU set size given to the "
1986 "underlying system calls was always I<sizeof(cpu_set_t)>."
1988 "(このバージョンだけであるが) glibc 2.3.3 では、\n"
1989 "これらの関数は I<cpusetsize> 引き数を持っていなかった。\n"
1990 "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"
1991 "常に I<sizeof(cpu_set_t)> であった。"
1994 #: build/C/man3/pthread_attr_setaffinity_np.3:124
1996 "B<sched_setaffinity>(2), B<pthread_attr_init>(3), B<pthread_setaffinity_np>"
1997 "(3), B<cpuset>(7), B<pthreads>(7)"
1999 "B<sched_setaffinity>(2), B<pthread_attr_init>(3), B<pthread_setaffinity_np>"
2000 "(3), B<cpuset>(7), B<pthreads>(7)"
2003 #: build/C/man3/pthread_attr_setdetachstate.3:26
2005 msgid "PTHREAD_ATTR_SETDETACHSTATE"
2006 msgstr "PTHREAD_ATTR_SETDETACHSTATE"
2009 #: build/C/man3/pthread_attr_setdetachstate.3:26
2015 #: build/C/man3/pthread_attr_setdetachstate.3:30
2017 "pthread_attr_setdetachstate, pthread_attr_getdetachstate - set/get detach "
2018 "state attribute in thread attributes object"
2020 "pthread_attr_setdetachstate, pthread_attr_getdetachstate - \n"
2021 "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"
2024 #: build/C/man3/pthread_attr_setdetachstate.3:38
2027 "B<int pthread_attr_setdetachstate(pthread_attr_t *>I<attr>B<, int >I<detachstate>B<);>\n"
2028 "B<int pthread_attr_getdetachstate(pthread_attr_t *>I<attr>B<, int *>I<detachstate>B<);>\n"
2030 "B<int pthread_attr_setdetachstate(pthread_attr_t *>I<attr>B<, int >I<detachstate>B<);>\n"
2031 "B<int pthread_attr_getdetachstate(pthread_attr_t *>I<attr>B<, int *>I<detachstate>B<);>\n"
2034 #: build/C/man3/pthread_attr_setdetachstate.3:53
2036 "The B<pthread_attr_setdetachstate>() function sets the detach state "
2037 "attribute of the thread attributes object referred to by I<attr> to the "
2038 "value specified in I<detachstate>. The detach state attribute determines "
2039 "whether a thread created using the thread attributes object I<attr> will be "
2040 "created in a joinable or a detached state."
2042 "B<pthread_attr_setdetachstate>() 関数は、\n"
2043 "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"
2044 "I<detachstate> で指定された値に設定する。\n"
2045 "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"
2046 "作成されるスレッドが、 join 可能な状態で作成されるか、\n"
2047 "detached (切り離された) 状態で作成されるかが決定される。"
2050 #: build/C/man3/pthread_attr_setdetachstate.3:56
2051 msgid "The following values may be specified in I<detachstate>:"
2052 msgstr "I<detachstate> には以下の値を指定できる。"
2055 #: build/C/man3/pthread_attr_setdetachstate.3:56
2057 msgid "B<PTHREAD_CREATE_DETACHED>"
2058 msgstr "B<PTHREAD_CREATE_DETACHED>"
2061 #: build/C/man3/pthread_attr_setdetachstate.3:61
2063 "Threads that are created using I<attr> will be created in a detached state."
2064 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。"
2067 #: build/C/man3/pthread_attr_setdetachstate.3:61
2069 msgid "B<PTHREAD_CREATE_JOINABLE>"
2070 msgstr "B<PTHREAD_CREATE_JOINABLE>"
2073 #: build/C/man3/pthread_attr_setdetachstate.3:66
2075 "Threads that are created using I<attr> will be created in a joinable state."
2076 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。"
2079 #: build/C/man3/pthread_attr_setdetachstate.3:70
2081 "The default setting of the detach state attribute in a newly initialized "
2082 "thread attributes object is B<PTHREAD_CREATE_JOINABLE>."
2084 "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"
2085 "デフォルト設定は B<PTHREAD_CREATE_JOINABLE> である。"
2088 #: build/C/man3/pthread_attr_setdetachstate.3:77
2090 "The B<pthread_attr_getdetachstate>() returns the detach state attribute of "
2091 "the thread attributes object I<attr> in the buffer pointed to by "
2094 "B<pthread_attr_getdetachstate>() は、\n"
2095 "スレッド属性オブジェクト I<attr> の detach state 属性を\n"
2096 "I<detachstate> が指すバッファに入れて返す。"
2099 #: build/C/man3/pthread_attr_setdetachstate.3:83
2100 msgid "B<pthread_attr_setdetachstate>() can fail with the following error:"
2101 msgstr "B<pthread_attr_setdetachstate>() は以下のエラーで失敗する場合がある。"
2104 #: build/C/man3/pthread_attr_setdetachstate.3:87
2105 msgid "An invalid value was specified in I<detachstate>."
2106 msgstr "無効な値が I<detachstate> で指定された。"
2109 #: build/C/man3/pthread_attr_setdetachstate.3:93
2111 "See B<pthread_create>(3) for more details on detached and joinable threads."
2113 "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"
2114 "B<pthread_create>(3) を参照。"
2117 #: build/C/man3/pthread_attr_setdetachstate.3:101
2119 "A thread that is created in a joinable state should eventually either be "
2120 "joined using B<pthread_join>(3) or detached using B<pthread_detach>(3); see "
2121 "B<pthread_create>(3)."
2123 "join 可能状態で作成されたスレッドは、最終的に\n"
2124 "B<pthread_join>(3) を使って join するか、\n"
2125 "B<pthread_detach>(3) を使って切り離すか、\n"
2129 #: build/C/man3/pthread_attr_setdetachstate.3:108
2131 "It is an error to specify the thread ID of a thread that was created in a "
2132 "detached state in a later call to B<pthread_detach>(3) or B<pthread_join>"
2135 "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"
2136 "B<pthread_detach>(3) や B<pthread_join>(3) を後から呼び出すのは\n"
2140 #: build/C/man3/pthread_attr_setdetachstate.3:111
2141 #: build/C/man3/pthread_attr_setstack.3:155
2142 msgid "See B<pthread_attr_init>(3)."
2143 msgstr "B<pthread_attr_init>(3) を参照。"
2146 #: build/C/man3/pthread_attr_setdetachstate.3:117
2148 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthread_detach>(3), "
2149 "B<pthread_join>(3), B<pthreads>(7)"
2151 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthread_detach>(3), "
2152 "B<pthread_join>(3), B<pthreads>(7)"
2155 #: build/C/man3/pthread_attr_setguardsize.3:26
2157 msgid "PTHREAD_ATTR_SETGUARDSIZE"
2158 msgstr "PTHREAD_ATTR_SETGUARDSIZE"
2161 #: build/C/man3/pthread_attr_setguardsize.3:26
2162 #: build/C/man3/pthread_attr_setstack.3:26
2163 #: build/C/man3/pthread_attr_setstackaddr.3:26 build/C/man3/pthread_self.3:26
2169 #: build/C/man3/pthread_attr_setguardsize.3:30
2171 "pthread_attr_setguardsize, pthread_attr_getguardsize - set/get guard size "
2172 "attribute in thread attributes object"
2174 "pthread_attr_setguardsize, pthread_attr_getguardsize - \n"
2175 "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"
2178 #: build/C/man3/pthread_attr_setguardsize.3:38
2181 "B<int pthread_attr_setguardsize(pthread_attr_t *>I<attr>B<, size_t >I<guardsize>B<);>\n"
2182 "B<int pthread_attr_getguardsize(pthread_attr_t *>I<attr>B<, size_t *>I<guardsize>B<);>\n"
2184 "B<int pthread_attr_setguardsize(pthread_attr_t *>I<attr>B<, size_t >I<guardsize>B<);>\n"
2185 "B<int pthread_attr_getguardsize(pthread_attr_t *>I<attr>B<, size_t *>I<guardsize>B<);>\n"
2188 #: build/C/man3/pthread_attr_setguardsize.3:49
2190 "The B<pthread_attr_setguardsize>() function sets the guard size attribute "
2191 "of the thread attributes object referred to by I<attr> to the value "
2192 "specified in I<guardsize>."
2194 "B<pthread_attr_setguardsize>() 関数は、\n"
2195 "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"
2196 "I<guardsize> で指定された値に設定する。"
2199 #: build/C/man3/pthread_attr_setguardsize.3:59
2201 "If I<guardsize> is greater than 0, then for each new thread created using "
2202 "I<attr> the system allocates an additional region of at least I<guardsize> "
2203 "bytes at the end of the thread's stack to act as the guard area for the "
2204 "stack (but see BUGS)."
2206 "I<guardsize> が 0 より大きい場合、\n"
2207 "I<attr> を使って新しく作成された各スレッドに対して、\n"
2208 "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"
2209 "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"
2210 "機能する (ただし「バグ」の節も参照)。"
2213 #: build/C/man3/pthread_attr_setguardsize.3:65
2215 "If I<guardsize> is 0, then new threads created with I<attr> will not have a "
2218 "I<guardsize> が 0 の場合、\n"
2219 "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。"
2222 #: build/C/man3/pthread_attr_setguardsize.3:67
2223 msgid "The default guard size is the same as the system page size."
2224 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。"
2227 #: build/C/man3/pthread_attr_setguardsize.3:82
2229 "If the stack address attribute has been set in I<attr> (using "
2230 "B<pthread_attr_setstack>(3) or B<pthread_attr_setstackaddr>(3)), meaning "
2231 "that the caller is allocating the thread's stack, then the guard size "
2232 "attribute is ignored (i.e., no guard area is created by the system): it is "
2233 "the application's responsibility to handle stack overflow (perhaps by using "
2234 "B<mprotect>(2) to manually define a guard area at the end of the stack that "
2235 "it has allocated)."
2237 "(B<pthread_attr_setstack>(3) や B<pthread_attr_setstackaddr>(3)を使って)\n"
2238 "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"
2239 "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"
2240 "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"
2241 "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"
2242 "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"
2243 "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)。"
2246 #: build/C/man3/pthread_attr_setguardsize.3:90
2248 "The B<pthread_attr_getguardsize>() function returns the guard size "
2249 "attribute of the thread attributes object referred to by I<attr> in the "
2250 "buffer pointed to by I<guardsize>."
2252 "B<pthread_attr_getguardsize>() は、\n"
2253 "スレッド属性オブジェクト I<attr> の guard size 属性を\n"
2254 "I<guardsize> が指すバッファに入れて返す。"
2257 #: build/C/man3/pthread_attr_setguardsize.3:104
2259 "POSIX.1-2001 documents an B<EINVAL> error if I<attr> or I<guardsize> is "
2260 "invalid. On Linux these functions always succeed (but portable and future-"
2261 "proof applications should nevertheless handle a possible error return)."
2263 "POSIX.1-2001 では、エラー B<EINVAL> が\n"
2264 " I<attr> か I<guardsize> が無効な場合に対して規定されている。\n"
2265 "Linux では、これらの関数は常に成功する\n"
2266 "(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"
2267 "正のエラーの返り値を処理するようにすべきである)。"
2270 #: build/C/man3/pthread_attr_setguardsize.3:106
2271 #: build/C/man3/pthread_attr_setstackaddr.3:83
2272 #: build/C/man3/pthread_attr_setstacksize.3:83
2273 msgid "These functions are provided by glibc since version 2.1."
2274 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。"
2277 #: build/C/man3/pthread_attr_setguardsize.3:122
2279 "A guard area consists of virtual memory pages that are protected to prevent "
2280 "read and write access. If a thread overflows its stack into the guard area, "
2281 "then, on most hard architectures, it receives a B<SIGSEGV> signal, thus "
2282 "notifying it of the overflow. Guard areas start on page boundaries, and the "
2283 "guard size is internally rounded up to the system page size when creating a "
2284 "thread. (Nevertheless, B<pthread_attr_getguardsize>() returns the guard "
2285 "size that was set by B<pthread_attr_setguardsize>().)"
2287 "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"
2288 "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"
2289 "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"
2290 "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"
2291 "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"
2292 "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"
2293 "(その場合も B<pthread_attr_getguardsize>() では\n"
2294 "B<pthread_attr_setguardsize>() で設定された guard size が返される)。"
2297 #: build/C/man3/pthread_attr_setguardsize.3:126
2299 "Setting a guard size of 0 may be useful to save memory in an application "
2300 "that creates many threads and knows that stack overflow can never occur."
2302 "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"
2303 "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"
2304 "することで、メモリを節約できることもある。"
2307 #: build/C/man3/pthread_attr_setguardsize.3:130
2309 "Choosing a guard size larger than the default size may be necessary for "
2310 "detecting stack overflows if a thread allocates large data structures on the "
2313 "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"
2314 "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"
2315 "大きな guard size を選ぶ必要があるかもしれない。"
2318 #: build/C/man3/pthread_attr_setguardsize.3:130
2319 #: build/C/man3/pthread_attr_setinheritsched.3:112
2320 #: build/C/man3/pthread_attr_setstacksize.3:96
2321 #: build/C/man3/pthread_create.3:196 build/C/man3/pthread_exit.3:93
2327 #: build/C/man3/pthread_attr_setguardsize.3:141
2329 "As at glibc 2.8, the NPTL threading implementation includes the guard area "
2330 "within the stack size allocation, rather than allocating extra space at the "
2331 "end of the stack, as POSIX.1 requires. (This can result in an B<EINVAL> "
2332 "error from B<pthread_create>(3) if the guard size value is too large, "
2333 "leaving no space for the actual stack.)"
2335 "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"
2336 "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"
2337 "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"
2338 "(このため、ガード領域が大きすぎて、\n"
2339 "実際のスタック用の場所がなくなってしまう場合、\n"
2340 "B<pthread_create>(3) で B<EINVAL> エラーが発生することになる。)"
2342 #. glibc includes the guardsize within the allocated stack size,
2343 #. which looks pretty clearly to be in violation of POSIX.
2344 #. Filed bug, 22 Oct 2008:
2345 #. http://sources.redhat.com/bugzilla/show_bug.cgi?id=6973
2347 #. https//bugzilla.redhat.com/show_bug.cgi?id=435337
2348 #. Reportedly, LinuxThreads did the right thing, allocating
2349 #. extra space at the end of the stack:
2350 #. http://sourceware.org/ml/libc-alpha/2008-05/msg00086.html
2352 #: build/C/man3/pthread_attr_setguardsize.3:155
2354 "The obsolete LinuxThreads implementation did the right thing, allocating "
2355 "extra space at the end of the stack for the guard area."
2357 "廃止予定の LinuxThreads 実装では、\n"
2358 "POSIX.1 で求められている通りの動作で、\n"
2359 "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。"
2362 #: build/C/man3/pthread_attr_setguardsize.3:158
2363 msgid "See B<pthread_getattr_np>(3)."
2364 msgstr "B<pthread_getattr_np>(3) を参照。"
2367 #: build/C/man3/pthread_attr_setguardsize.3:166
2369 "B<mmap>(2), B<mprotect>(2), B<pthread_attr_init>(3), B<pthread_attr_setstack>"
2370 "(3), B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
2372 "B<mmap>(2), B<mprotect>(2), B<pthread_attr_init>(3), B<pthread_attr_setstack>"
2373 "(3), B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
2376 #: build/C/man3/pthread_attr_setinheritsched.3:26
2378 msgid "PTHREAD_ATTR_SETINHERITSCHED"
2379 msgstr "PTHREAD_ATTR_SETINHERITSCHED"
2382 #: build/C/man3/pthread_attr_setinheritsched.3:26
2383 #: build/C/man3/pthread_attr_setscope.3:26
2389 #: build/C/man3/pthread_attr_setinheritsched.3:30
2391 "pthread_attr_setinheritsched, pthread_attr_getinheritsched - set/get inherit-"
2392 "scheduler attribute in thread attributes object"
2394 "pthread_attr_setinheritsched, pthread_attr_getinheritsched - スレッド属性オブ"
2395 "ジェクトの inherit-scheduler 属性の設定/取得を行う"
2398 #: build/C/man3/pthread_attr_setinheritsched.3:38
2401 "B<int pthread_attr_setinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2402 "B< int >I<inheritsched>B<);>\n"
2403 "B<int pthread_attr_getinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2404 "B< int *>I<inheritsched>B<);>\n"
2406 "B<int pthread_attr_setinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2407 "B< int >I<inheritsched>B<);>\n"
2408 "B<int pthread_attr_getinheritsched(pthread_attr_t *>I<attr>B<,>\n"
2409 "B< int *>I<inheritsched>B<);>\n"
2412 #: build/C/man3/pthread_attr_setinheritsched.3:55
2414 "The B<pthread_attr_setinheritsched>() function sets the inherit-scheduler "
2415 "attribute of the thread attributes object referred to by I<attr> to the "
2416 "value specified in I<inheritsched>. The inherit-scheduler attribute "
2417 "determines whether a thread created using the thread attributes object "
2418 "I<attr> will inherit its scheduling attributes from the calling thread or "
2419 "whether it will take them from I<attr>."
2421 "B<pthread_attr_setinheritsched>() 関数は、 I<attr> が参照するスレッド属性オブ"
2422 "ジェクトの inherit-scheduler 属性を I<inheritsched> で指定された値に設定す"
2423 "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"
2424 "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、 "
2425 "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。"
2428 #: build/C/man3/pthread_attr_setinheritsched.3:64
2430 "The following scheduling attributes are affected by the inherit-scheduler "
2431 "attribute: scheduling policy (B<pthread_attr_setschedpolicy>(3)), scheduling "
2432 "priority (B<pthread_attr_setschedparam>(3)), and contention scope "
2433 "(B<pthread_attr_setscope>(3))."
2435 "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"
2436 "ジューリングポリシー (B<pthread_attr_setschedpolicy>(3))、 スケジューリング優"
2437 "先度 (B<pthread_attr_setschedparam>(3))、 contention scope "
2438 "(B<pthread_attr_setscope>(3))。"
2441 #: build/C/man3/pthread_attr_setinheritsched.3:67
2442 msgid "The following values may be specified in I<inheritsched>:"
2443 msgstr "以下の値を I<inheritsched> に指定できる。"
2446 #: build/C/man3/pthread_attr_setinheritsched.3:67
2448 msgid "B<PTHREAD_INHERIT_SCHED>"
2449 msgstr "B<PTHREAD_INHERIT_SCHED>"
2452 #: build/C/man3/pthread_attr_setinheritsched.3:75
2454 "Threads that are created using I<attr> inherit scheduling attributes from "
2455 "the creating thread; the scheduling attributes in I<attr> are ignored."
2457 "I<attr> を使って作成されたスレッドは、\n"
2458 "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"
2459 "I<attr> 内のスケジューリング属性は無視される。"
2462 #: build/C/man3/pthread_attr_setinheritsched.3:75
2464 msgid "B<PTHREAD_EXPLICIT_SCHED>"
2465 msgstr "B<PTHREAD_EXPLICIT_SCHED>"
2467 #. FIXME what are the defaults for scheduler settings?
2469 #: build/C/man3/pthread_attr_setinheritsched.3:82
2471 "Threads that are created using I<attr> take their scheduling attributes from "
2472 "the values specified by the attributes object."
2474 "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"
2475 "指定された値からスケジューリング属性を取得する。"
2478 #: build/C/man3/pthread_attr_setinheritsched.3:86
2480 "The default setting of the inherit-scheduler attribute in a newly "
2481 "initialized thread attributes object is B<PTHREAD_INHERIT_SCHED>."
2483 "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"
2484 "ト設定は B<PTHREAD_INHERIT_SCHED> である。"
2487 #: build/C/man3/pthread_attr_setinheritsched.3:93
2489 "The B<pthread_attr_getinheritsched>() returns the inherit-scheduler "
2490 "attribute of the thread attributes object I<attr> in the buffer pointed to "
2491 "by I<inheritsched>."
2493 "B<pthread_attr_getinheritsched>() は、 スレッド属性オブジェクト I<attr> の "
2494 "inherit-scheduler 属性を I<inheritsched> が指すバッファに入れて返す。"
2497 #: build/C/man3/pthread_attr_setinheritsched.3:99
2498 msgid "B<pthread_attr_setinheritsched>() can fail with the following error:"
2499 msgstr "B<pthread_attr_setinheritsched>() は以下のエラーで失敗する場合がある。"
2502 #: build/C/man3/pthread_attr_setinheritsched.3:103
2503 msgid "Invalid value in I<inheritsched>."
2504 msgstr "I<inheritsched> に無効な値が指定された。"
2507 #. Available since glibc 2.0.
2509 #: build/C/man3/pthread_attr_setinheritsched.3:110
2511 "POSIX.1-2001 also documents an optional B<ENOTSUP> error (\"attempt was made "
2512 "to set the attribute to an unsupported value\") for "
2513 "B<pthread_attr_setinheritsched>()."
2515 "POSIX.1-2001 では、 B<pthread_attr_setinheritsched>() に関して\n"
2516 "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"
2519 #. FIXME . Track status of the following bug:
2520 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7007
2522 #: build/C/man3/pthread_attr_setinheritsched.3:128
2524 "As at glibc 2.8, if a thread attributes object is initialized using "
2525 "B<pthread_attr_init>(3), then the scheduling policy of the attributes object "
2526 "is set to B<SCHED_OTHER> and the scheduling priority is set to 0. However, "
2527 "if the inherit-scheduler attribute is then set to B<PTHREAD_EXPLICIT_SCHED>, "
2528 "then a thread created using the attribute object wrongly inherits its "
2529 "scheduling attributes from the creating thread. This bug does not occur if "
2530 "either the scheduling policy or scheduling priority attribute is explicitly "
2531 "set in the thread attributes object before calling B<pthread_create>(3)."
2533 "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"
2534 "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"
2535 "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 "
2536 "inherit-scheduler 属性に B<PTHREAD_EXPLICIT_SCHED> が設定されると、このスレッ"
2537 "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"
2538 "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"
2539 "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"
2540 "が明示的に設定された場合には、 このバグは発生しない。"
2543 #: build/C/man3/pthread_attr_setinheritsched.3:131
2544 #: build/C/man3/pthread_attr_setschedparam.3:109
2545 #: build/C/man3/pthread_attr_setschedpolicy.3:105
2546 msgid "See B<pthread_setschedparam>(3)."
2547 msgstr "B<pthread_setschedparam>(3) を参照。"
2550 #: build/C/man3/pthread_attr_setinheritsched.3:143
2552 "B<sched_setscheduler>(2), B<pthread_attr_init>(3), "
2553 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
2554 "B<pthread_attr_setscope>(3), B<pthread_create>(3), B<pthread_setschedparam>"
2555 "(3), B<pthread_setschedprio>(3), B<pthreads>(7)"
2557 "B<sched_setscheduler>(2), B<pthread_attr_init>(3), "
2558 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
2559 "B<pthread_attr_setscope>(3), B<pthread_create>(3), B<pthread_setschedparam>"
2560 "(3), B<pthread_setschedprio>(3), B<pthreads>(7)"
2563 #: build/C/man3/pthread_attr_setschedparam.3:26
2565 msgid "PTHREAD_ATTR_SETSCHEDPARAM"
2566 msgstr "PTHREAD_ATTR_SETSCHEDPARAM"
2569 #: build/C/man3/pthread_attr_setschedparam.3:26
2570 #: build/C/man3/pthread_attr_setschedpolicy.3:26
2571 #: build/C/man3/pthread_setname_np.3:26
2577 #: build/C/man3/pthread_attr_setschedparam.3:30
2579 "pthread_attr_setschedparam, pthread_attr_getschedparam - set/get scheduling "
2580 "parameter attributes in thread attributes object"
2582 "pthread_attr_setschedparam, pthread_attr_getschedparam - \n"
2583 "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"
2586 #: build/C/man3/pthread_attr_setschedparam.3:38
2589 "B<int pthread_attr_setschedparam(pthread_attr_t *>I<attr>B<,>\n"
2590 "B< const struct sched_param *>I<param>B<);>\n"
2591 "B<int pthread_attr_getschedparam(pthread_attr_t *>I<attr>B<,>\n"
2592 "B< struct sched_param *>I<param>B<);>\n"
2594 "B<int pthread_attr_setschedparam(pthread_attr_t *>I<attr>B<,>\n"
2595 "B< const struct sched_param *>I<param>B<);>\n"
2596 "B<int pthread_attr_getschedparam(pthread_attr_t *>I<attr>B<,>\n"
2597 "B< struct sched_param *>I<param>B<);>\n"
2600 #: build/C/man3/pthread_attr_setschedparam.3:52
2602 "The B<pthread_attr_setschedparam>() function sets the scheduling parameter "
2603 "attributes of the thread attributes object referred to by I<attr> to the "
2604 "values specified in the buffer pointed to by I<param>. These attributes "
2605 "determine the scheduling parameters of a thread created using the thread "
2606 "attributes object I<attr>."
2608 "B<pthread_attr_setschedparam>() 関数は、\n"
2609 "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"
2610 "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"
2611 "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"
2612 "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。"
2615 #: build/C/man3/pthread_attr_setschedparam.3:59
2617 "The B<pthread_attr_getschedparam>() returns the scheduling parameter "
2618 "attributes of the thread attributes object I<attr> in the buffer pointed to "
2621 "B<pthread_attr_getschedparam>() は、\n"
2622 "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"
2623 "I<param> が指すバッファに入れて返す。"
2626 #: build/C/man3/pthread_attr_setschedparam.3:61
2627 msgid "Scheduling parameters are maintained in the following structure:"
2628 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。"
2631 #: build/C/man3/pthread_attr_setschedparam.3:67
2632 #: build/C/man3/pthread_setschedparam.3:69
2635 "struct sched_param {\n"
2636 " int sched_priority; /* Scheduling priority */\n"
2639 "struct sched_param {\n"
2640 " int sched_priority; /* Scheduling priority */\n"
2644 #: build/C/man3/pthread_attr_setschedparam.3:74
2645 #: build/C/man3/pthread_setschedparam.3:76
2647 "As can be seen, only one scheduling parameter is supported. For details of "
2648 "the permitted ranges for scheduling priorities in each scheduling policy, "
2649 "see B<sched_setscheduler>(2)."
2651 "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\n"
2652 "である。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\n"
2653 "詳細については、B<sched_setscheduler>(2) を参照のこと。"
2656 #: build/C/man3/pthread_attr_setschedparam.3:85
2658 "In order for the parameter setting made by B<pthread_attr_setschedparam>() "
2659 "to have effect when calling B<pthread_create>(3), the caller must use "
2660 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
2661 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
2663 "B<pthread_create>(3) を呼び出した際に B<pthread_attr_setschedparam>() で行っ"
2664 "たパラメータ設定を有効にするには、 呼び出し側で "
2665 "B<pthread_attr_setinheritsched>(3) を使って 属性オブジェクト I<attr> の "
2666 "inherit-scheduler 属性を B<PTHREAD_EXPLICIT_SCHED> に設定しておかなければなら"
2670 #. Available since glibc 2.0.
2672 #: build/C/man3/pthread_attr_setschedparam.3:100
2674 "POSIX.1 documents B<EINVAL> and B<ENOTSUP> errors for "
2675 "B<pthread_attr_setschedparam>(). On Linux these functions always succeed "
2676 "(but portable and future-proof applications should nevertheless handle a "
2677 "possible error return)."
2680 "B<pthread_attr_setschedparam>() について\n"
2681 "B<EINVAL> と B<ENOTSUP> が規定されている。\n"
2682 "Linux では、これらの関数は常に成功する\n"
2683 "(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"
2684 "正のエラーの返り値を処理するようにすべきである)。"
2687 #: build/C/man3/pthread_attr_setschedparam.3:106
2689 "See B<pthread_attr_setschedpolicy>(3) for a list of the thread scheduling "
2690 "policies supported on Linux."
2692 "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"
2693 "ついては、 B<pthread_attr_setschedpolicy>(3) を参照。"
2696 #: build/C/man3/pthread_attr_setschedparam.3:121
2698 "B<sched_get_priority_min>(2), B<sched_setscheduler>(2), B<pthread_attr_init>"
2699 "(3), B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedpolicy>(3), "
2700 "B<pthread_create>(3), B<pthread_setschedparam>(3), B<pthread_setschedprio>"
2701 "(3), B<pthreads>(7)"
2703 "B<sched_get_priority_min>(2), B<sched_setscheduler>(2), B<pthread_attr_init>"
2704 "(3), B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedpolicy>(3), "
2705 "B<pthread_create>(3), B<pthread_setschedparam>(3), B<pthread_setschedprio>"
2706 "(3), B<pthreads>(7)"
2709 #: build/C/man3/pthread_attr_setschedpolicy.3:26
2711 msgid "PTHREAD_ATTR_SETSCHEDPOLICY"
2712 msgstr "PTHREAD_ATTR_SETSCHEDPOLICY"
2715 #: build/C/man3/pthread_attr_setschedpolicy.3:30
2717 "pthread_attr_setschedpolicy, pthread_attr_getschedpolicy - set/get "
2718 "scheduling policy attribute in thread attributes object"
2720 "pthread_attr_setschedpolicy, pthread_attr_getschedpolicy - スレッド属性\n"
2721 "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"
2724 #: build/C/man3/pthread_attr_setschedpolicy.3:38
2727 "B<int pthread_attr_setschedpolicy(pthread_attr_t *>I<attr>B<, int >I<policy>B<);>\n"
2728 "B<int pthread_attr_getschedpolicy(pthread_attr_t *>I<attr>B<, int >I<*policy>B<);>\n"
2730 "B<int pthread_attr_setschedpolicy(pthread_attr_t *>I<attr>B<, int >I<policy>B<);>\n"
2731 "B<int pthread_attr_getschedpolicy(pthread_attr_t *>I<attr>B<, int >I<*policy>B<);>\n"
2734 #: build/C/man3/pthread_attr_setschedpolicy.3:52
2736 "The B<pthread_attr_setschedpolicy>() function sets the scheduling policy "
2737 "attribute of the thread attributes object referred to by I<attr> to the "
2738 "value specified in I<policy>. This attribute determines the scheduling "
2739 "policy of a thread created using the thread attributes object I<attr>."
2741 "B<pthread_attr_setschedpolicy>() 関数は、\n"
2742 "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"
2743 "ポリシー属性を I<policy> で指定された値に設定する。\n"
2744 "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"
2745 "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。"
2747 #. FIXME . pthread_setschedparam() places no restriction on the policy,
2748 #. but pthread_attr_setschedpolicy() restricts policy to RR/FIFO/OTHER
2749 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7013
2751 #: build/C/man3/pthread_attr_setschedpolicy.3:65
2753 "The supported values for I<policy> are B<SCHED_FIFO>, B<SCHED_RR>, and "
2754 "B<SCHED_OTHER>, with the semantics described in B<sched_setscheduler>(2)."
2756 "I<policy> に指定できる値は B<SCHED_FIFO>, B<SCHED_RR>, B<SCHED_OTHER>\n"
2757 "である。それぞれの意味は B<sched_setscheduler>(2) で説明している通り\n"
2761 #: build/C/man3/pthread_attr_setschedpolicy.3:72
2763 "The B<pthread_attr_getschedpolicy>() returns the scheduling policy "
2764 "attribute of the thread attributes object I<attr> in the buffer pointed to "
2767 "B<pthread_attr_getschedpolicy>() は、\n"
2768 "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"
2769 "I<policy> が指すバッファに入れて返す。"
2772 #: build/C/man3/pthread_attr_setschedpolicy.3:83
2774 "In order for the policy setting made by B<pthread_attr_setschedpolicy>() to "
2775 "have effect when calling B<pthread_create>(3), the caller must use "
2776 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
2777 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
2779 "B<pthread_create>(3) を呼び出した際に B<pthread_attr_setschedpolicy>() で行っ"
2780 "たポリシー設定を有効にするには、 呼び出し側で B<pthread_attr_setinheritsched>"
2781 "(3) を使って 属性オブジェクト I<attr> の inherit-scheduler 属性を "
2782 "B<PTHREAD_EXPLICIT_SCHED> に設定しておかなければならない。"
2785 #: build/C/man3/pthread_attr_setschedpolicy.3:89
2786 msgid "B<pthread_attr_setschedpolicy>() can fail with the following error:"
2787 msgstr "B<pthread_attr_setschedpolicy>() は以下のエラーで失敗する場合がある。"
2790 #: build/C/man3/pthread_attr_setschedpolicy.3:93
2791 msgid "Invalid value in I<policy>."
2792 msgstr "I<policy> に無効な値が指定された。"
2795 #. Available since glibc 2.0.
2797 #: build/C/man3/pthread_attr_setschedpolicy.3:100
2799 "POSIX.1-2001 also documents an optional B<ENOTSUP> error (\"attempt was made "
2800 "to set the attribute to an unsupported value\") for "
2801 "B<pthread_attr_setschedpolicy>()."
2803 "POSIX.1-2001 では、 B<pthread_attr_setschedpolicy>() に関して\n"
2804 "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"
2808 #: build/C/man3/pthread_attr_setschedpolicy.3:116
2810 "B<sched_setscheduler>(2), B<pthread_attr_init>(3), "
2811 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
2812 "B<pthread_create>(3), B<pthread_setschedparam>(3), B<pthread_setschedprio>"
2813 "(3), B<pthreads>(7)"
2815 "B<sched_setscheduler>(2), B<pthread_attr_init>(3), "
2816 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
2817 "B<pthread_create>(3), B<pthread_setschedparam>(3), B<pthread_setschedprio>"
2818 "(3), B<pthreads>(7)"
2821 #: build/C/man3/pthread_attr_setscope.3:26
2823 msgid "PTHREAD_ATTR_SETSCOPE"
2824 msgstr "PTHREAD_ATTR_SETSCOPE"
2827 #: build/C/man3/pthread_attr_setscope.3:30
2829 "pthread_attr_setscope, pthread_attr_getscope - set/get contention scope "
2830 "attribute in thread attributes object"
2832 "pthread_attr_setscope, pthread_attr_getscope - \n"
2833 "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"
2836 #: build/C/man3/pthread_attr_setscope.3:38
2839 "B<int pthread_attr_setscope(pthread_attr_t *>I<attr>B<, int >I<scope>B<);>\n"
2840 "B<int pthread_attr_getscope(pthread_attr_t *>I<attr>B<, int *>I<scope>B<);>\n"
2842 "B<int pthread_attr_setscope(pthread_attr_t *>I<attr>B<, int >I<scope>B<);>\n"
2843 "B<int pthread_attr_getscope(pthread_attr_t *>I<attr>B<, int *>I<scope>B<);>\n"
2846 #: build/C/man3/pthread_attr_setscope.3:53
2848 "The B<pthread_attr_setscope>() function sets the contention scope attribute "
2849 "of the thread attributes object referred to by I<attr> to the value "
2850 "specified in I<scope>. The contention scope attribute defines the set of "
2851 "threads against which a thread competes for resources such as the CPU. "
2852 "POSIX.1-2001 specifies two possible values for I<scope>:"
2854 "B<pthread_attr_setscope>() 関数は、\n"
2855 "I<attr> が参照するスレッド属性オブジェクトの contention scope\n"
2856 "属性を I<scope> で指定された値に設定する。\n"
2857 "contention scope 属性により、\n"
2858 "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"
2859 "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。"
2862 #: build/C/man3/pthread_attr_setscope.3:53
2864 msgid "B<PTHREAD_SCOPE_SYSTEM>"
2865 msgstr "B<PTHREAD_SCOPE_SYSTEM>"
2868 #: build/C/man3/pthread_attr_setscope.3:61
2870 "The thread competes for resources with all other threads in all processes on "
2871 "the system that are in the same scheduling allocation domain (a group of one "
2872 "or more processors). B<PTHREAD_SCOPE_SYSTEM> threads are scheduled relative "
2873 "to one another according to their scheduling policy and priority."
2875 "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"
2876 "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"
2877 "スレッドとリソースを取り合う。 \n"
2878 "B<PTHREAD_SCOPE_SYSTEM> のスレッドは、スケジューリングポリシーと\n"
2879 "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。"
2882 #: build/C/man3/pthread_attr_setscope.3:61
2884 msgid "B<PTHREAD_SCOPE_PROCESS>"
2885 msgstr "B<PTHREAD_SCOPE_PROCESS>"
2888 #: build/C/man3/pthread_attr_setscope.3:76
2890 "The thread competes for resources with all other threads in the same process "
2891 "that were also created with the B<PTHREAD_SCOPE_PROCESS> contention scope. "
2892 "B<PTHREAD_SCOPE_PROCESS> threads are scheduled relative to other threads in "
2893 "the process according to their scheduling policy and priority. POSIX.1-2001 "
2894 "leaves it unspecified how these threads contend with other threads in other "
2895 "process on the system or with other threads in the same process that were "
2896 "created with the B<PTHREAD_SCOPE_SYSTEM> contention scope."
2898 "スレッドは、contention scope が B<PTHREAD_SCOPE_PROCESS> で作成された\n"
2899 "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"
2900 "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"
2901 "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"
2902 "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"
2903 "や同じプロセス内の contention scope が B<PTHREAD_SCOPE_SYSTEM> で作成\n"
2904 "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"
2908 #: build/C/man3/pthread_attr_setscope.3:83
2910 "POSIX.1-2001 requires that an implementation support at least one of these "
2911 "contention scopes. Linux supports B<PTHREAD_SCOPE_SYSTEM>, but not "
2912 "B<PTHREAD_SCOPE_PROCESS>."
2914 "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"
2915 "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 "
2916 "B<PTHREAD_SCOPE_SYSTEM> をサポートしているが、 B<PTHREAD_SCOPE_PROCESS> はサ"
2920 #: build/C/man3/pthread_attr_setscope.3:95
2922 "On systems that support multiple contention scopes, then, in order for the "
2923 "parameter setting made by B<pthread_attr_setscope>() to have effect when "
2924 "calling B<pthread_create>(3), the caller must use "
2925 "B<pthread_attr_setinheritsched>(3) to set the inherit-scheduler attribute "
2926 "of the attributes object I<attr> to B<PTHREAD_EXPLICIT_SCHED>."
2928 "複数の contention scope をサポートしているシステムで、 B<pthread_create>(3) "
2929 "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"
2930 "るには、 呼び出し側で B<pthread_attr_setinheritsched>(3) を使って 属性オブ"
2931 "ジェクト I<attr> の inherit-scheduler 属性を B<PTHREAD_EXPLICIT_SCHED> に設定"
2935 #: build/C/man3/pthread_attr_setscope.3:103
2937 "The B<pthread_attr_getscope>() function returns the contention scope "
2938 "attribute of the thread attributes object referred to by I<attr> in the "
2939 "buffer pointed to by I<scope>."
2941 "B<pthread_attr_getscope>() は、\n"
2942 "スレッド属性オブジェクト I<attr> の contention scope 属性を\n"
2943 "I<scope> が指すバッファに入れて返す。"
2946 #: build/C/man3/pthread_attr_setscope.3:109
2947 msgid "B<pthread_attr_setscope>() can fail with the following errors:"
2948 msgstr "B<pthread_attr_setscope>() は以下のエラーで失敗する場合がある。"
2951 #: build/C/man3/pthread_attr_setscope.3:113
2952 msgid "An invalid value was specified in I<scope>."
2953 msgstr "I<scope> に無効な値が指定された。"
2956 #: build/C/man3/pthread_attr_setscope.3:113
2962 #: build/C/man3/pthread_attr_setscope.3:119
2964 "I<scope> specified the value B<PTHREAD_SCOPE_PROCESS>, which is not "
2965 "supported on Linux."
2967 "I<scope> に値 B<PTHREAD_SCOPE_PROCESS> が指定された。\n"
2968 "この値は Linux でサポートされていない。"
2971 #: build/C/man3/pthread_attr_setscope.3:129
2973 "The B<PTHREAD_SCOPE_SYSTEM> contention scope typically indicates that a user-"
2974 "space thread is bound directly to a single kernel-scheduling entity. This "
2975 "is the case on Linux for the obsolete LinuxThreads implementation and the "
2976 "modern NPTL implementation, which are both 1:1 threading implementations."
2978 "B<PTHREAD_SCOPE_SYSTEM> contention scope では、通常は、一つの\n"
2979 "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"
2981 "Linux では、廃止予定の LinuxThreads 実装も新しい NPTL 実装もこれに\n"
2982 "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。"
2985 #: build/C/man3/pthread_attr_setscope.3:132
2987 "POSIX.1-2001 specifies that the default contention scope is implementation-"
2990 "POSIX.1-2001 では、 contention scope 属性のデフォルト値は\n"
2991 "実装時で定義されるものと規定されている。"
2994 #: build/C/man3/pthread_attr_setscope.3:142
2996 "B<pthread_attr_init>(3), B<pthread_attr_setaffinity_np>(3), "
2997 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
2998 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthreads>(7)"
3000 "B<pthread_attr_init>(3), B<pthread_attr_setaffinity_np>(3), "
3001 "B<pthread_attr_setinheritsched>(3), B<pthread_attr_setschedparam>(3), "
3002 "B<pthread_attr_setschedpolicy>(3), B<pthread_create>(3), B<pthreads>(7)"
3005 #: build/C/man3/pthread_attr_setstack.3:26
3007 msgid "PTHREAD_ATTR_SETSTACK"
3008 msgstr "PTHREAD_ATTR_SETSTACK"
3011 #: build/C/man3/pthread_attr_setstack.3:30
3013 "pthread_attr_setstack, pthread_attr_getstack - set/get stack attributes in "
3014 "thread attributes object"
3016 "pthread_attr_setstack, pthread_attr_getstack - \n"
3017 "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"
3020 #: build/C/man3/pthread_attr_setstack.3:38
3023 "B<int pthread_attr_setstack(pthread_attr_t *>I<attr>B<,>\n"
3024 "B< void *>I<stackaddr>B<, size_t >I<stacksize>B<);>\n"
3025 "B<int pthread_attr_getstack(pthread_attr_t *>I<attr>B<,>\n"
3026 "B< void **>I<stackaddr>B<, size_t *>I<stacksize>B<);>\n"
3028 "B<int pthread_attr_setstack(pthread_attr_t *>I<attr>B<,>\n"
3029 "B< void *>I<stackaddr>B<, size_t >I<stacksize>B<);>\n"
3030 "B<int pthread_attr_getstack(pthread_attr_t *>I<attr>B<,>\n"
3031 "B< void **>I<stackaddr>B<, size_t *>I<stacksize>B<);>\n"
3034 #: build/C/man3/pthread_attr_setstack.3:45 build/C/man3/pthread_kill.3:41
3035 #: build/C/man3/pthread_sigmask.3:42 build/C/man3/pthread_sigqueue.3:41
3037 "Feature Test Macro Requirements for glibc (see B<feature_test_macros>(7)):"
3038 msgstr "glibc 向けの機能検査マクロの要件 (B<feature_test_macros>(7) 参照):"
3041 #: build/C/man3/pthread_attr_setstack.3:50
3042 msgid "B<pthread_attr_getstack>(), B<pthread_attr_setstack>():"
3043 msgstr "B<pthread_attr_getstack>(), B<pthread_attr_setstack>():"
3046 #: build/C/man3/pthread_attr_setstack.3:52
3047 msgid "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
3048 msgstr "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
3051 #: build/C/man3/pthread_attr_setstack.3:68
3053 "The B<pthread_attr_setstack>() function sets the stack address and stack "
3054 "size attributes of the thread attributes object referred to by I<attr> to "
3055 "the values specified in I<stackaddr> and I<stacksize>, respectively. These "
3056 "attributes specify the location and size of the stack that should be used by "
3057 "a thread that is created using the thread attributes object I<attr>."
3059 "B<pthread_attr_setstack>() 関数は、\n"
3060 "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"
3061 "スタックサイズ属性をそれぞれ I<stackaddr> と I<stacksize> で\n"
3063 "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"
3064 "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。"
3067 #: build/C/man3/pthread_attr_setstack.3:74
3069 "I<stackaddr> should point to the lowest addressable byte of a buffer of "
3070 "I<stacksize> bytes that was allocated by the caller. The pages of the "
3071 "allocated buffer should be both readable and writable."
3073 "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"
3074 "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"
3075 "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"
3079 #: build/C/man3/pthread_attr_setstack.3:85
3081 "The B<pthread_attr_getstack>() function returns the stack address and stack "
3082 "size attributes of the thread attributes object referred to by I<attr> in "
3083 "the buffers pointed to by I<stackaddr> and I<stacksize>, respectively."
3085 "B<pthread_attr_getstack>() 関数は、\n"
3086 "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"
3087 "スタックサイズ属性をそれぞれ I<stackaddr> と I<stacksize> が\n"
3091 #: build/C/man3/pthread_attr_setstack.3:91
3092 msgid "B<pthread_attr_setstack>() can fail with the following error:"
3093 msgstr "B<pthread_attr_setstack>() は以下のエラーで失敗する場合がある。"
3096 #: build/C/man3/pthread_attr_setstack.3:102
3098 "I<stacksize> is less than B<PTHREAD_STACK_MIN> (16384) bytes. On some "
3099 "systems, this error may also occur if I<stackaddr> or I<stackaddr\\ +\\ "
3100 "stacksize> is not suitably aligned."
3102 "I<stacksize> が B<PTHREAD_STACK_MIN> (16384) よりも小さい。\n"
3103 "システムによっては、 I<stackaddr> か\n"
3104 "I<stackaddr\\ +\\ stacksize> のアライメントが適切でない場合にも\n"
3108 #: build/C/man3/pthread_attr_setstack.3:110
3110 "POSIX.1-2001 also documents an B<EACCES> error if the stack area described "
3111 "by I<stackaddr> and I<stacksize> is not both readable and writable by the "
3114 "POSIX.1-2001 では エラー B<EACCES> も規定されており、\n"
3115 "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"
3116 "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。"
3119 #: build/C/man3/pthread_attr_setstack.3:112
3120 msgid "These functions are provided by glibc since version 2.2."
3121 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。"
3124 #: build/C/man3/pthread_attr_setstack.3:122
3126 "These functions are provided for applications that must ensure that a "
3127 "thread's stack is placed in a particular location. For most applications, "
3128 "this is not necessary, and the use of these functions should be avoided. "
3129 "(Use B<pthread_attr_setstacksize>(3) if an application simply requires a "
3130 "stack size other than the default.)"
3132 "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"
3133 "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"
3134 "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"
3135 "これらの関数を使うのは避けるべきである。\n"
3136 "(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"
3137 "必要がある場合には B<pthread_attr_setstacksize>(3) を使うこと)"
3140 #: build/C/man3/pthread_attr_setstack.3:133
3142 "When an application employs B<pthread_attr_setstack>(), it takes over the "
3143 "responsibility of allocating the stack. Any guard size value that was set "
3144 "using B<pthread_attr_setguardsize>(3) is ignored. If deemed necessary, it "
3145 "is the application's responsibility to allocate a guard area (one or more "
3146 "pages protected against reading and writing) to handle the possibility of "
3149 "アプリケーションが B<pthread_attr_setstack>() を利用する際には、\n"
3150 "スタックの割り当てに責任を持つ必要がある。\n"
3151 "B<pthread_attr_setguardsize>(3) を使って設定された\n"
3152 "guard size の値は無視される。\n"
3153 "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"
3154 "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"
3155 "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。"
3158 #: build/C/man3/pthread_attr_setstack.3:144
3160 "The address specified in I<stackaddr> should be suitably aligned: for full "
3161 "portability, align it on a page boundary (I<sysconf(_SC_PAGESIZE)>). "
3162 "B<posix_memalign>(3) may be useful for allocation. Probably, I<stacksize> "
3163 "should also be a multiple of the system page size."
3165 "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"
3166 "完全な移植性を持たせるためには、\n"
3167 "ページ境界 (I<sysconf(_SC_PAGESIZE)>) に揃えること。\n"
3168 "割り当てには B<posix_memalign>(3) を使うとよい。\n"
3169 "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。"
3172 #: build/C/man3/pthread_attr_setstack.3:152
3174 "If I<attr> is used to create multiple threads, then the caller must change "
3175 "the stack address attribute between calls to B<pthread_create>(3); "
3176 "otherwise, the threads will attempt to use the same memory area for their "
3177 "stacks, and chaos will ensue."
3179 "一つの I<attr> を使って複数のスレッドを作成する場合、\n"
3180 "B<pthread_create>(3) の次の呼び出しを行う前に、\n"
3181 "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"
3182 "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"
3183 "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。"
3186 #: build/C/man3/pthread_attr_setstack.3:167
3188 "B<mmap>(2), B<mprotect>(2), B<posix_memalign>(3), B<pthread_attr_init>(3), "
3189 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setstackaddr>(3), "
3190 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3192 "B<mmap>(2), B<mprotect>(2), B<posix_memalign>(3), B<pthread_attr_init>(3), "
3193 "B<pthread_attr_setguardsize>(3), B<pthread_attr_setstackaddr>(3), "
3194 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3197 #: build/C/man3/pthread_attr_setstackaddr.3:26
3199 msgid "PTHREAD_ATTR_SETSTACKADDR"
3200 msgstr "PTHREAD_ATTR_SETSTACKADDR"
3203 #: build/C/man3/pthread_attr_setstackaddr.3:30
3205 "pthread_attr_setstackaddr, pthread_attr_getstackaddr - set/get stack address "
3206 "attribute in thread attributes object"
3208 "pthread_attr_setstackaddr, pthread_attr_getstackaddr - \n"
3209 "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"
3212 #: build/C/man3/pthread_attr_setstackaddr.3:38
3215 "B<int pthread_attr_setstackaddr(pthread_attr_t *>I<attr>B<, void *>I<stackaddr>B<);>\n"
3216 "B<int pthread_attr_getstackaddr(pthread_attr_t *>I<attr>B<, void **>I<stackaddr>B<);>\n"
3218 "B<int pthread_attr_setstackaddr(pthread_attr_t *>I<attr>B<, void *>I<stackaddr>B<);>\n"
3219 "B<int pthread_attr_getstackaddr(pthread_attr_t *>I<attr>B<, void **>I<stackaddr>B<);>\n"
3222 #: build/C/man3/pthread_attr_setstackaddr.3:49
3224 "These functions are obsolete: B<do not use them.> Use "
3225 "B<pthread_attr_setstack>(3) and B<pthread_attr_getstack>(3) instead."
3227 "これらの関数は廃止予定であり、B<使用しないこと>。\n"
3228 "代わりに Use B<pthread_attr_setstack>(3) と B<pthread_attr_getstack>(3) を使"
3232 #: build/C/man3/pthread_attr_setstackaddr.3:60
3234 "The B<pthread_attr_setstackaddr>() function sets the stack address "
3235 "attribute of the thread attributes object referred to by I<attr> to the "
3236 "value specified in I<stackaddr>. This attribute specifies the location of "
3237 "the stack that should be used by a thread that is created using the thread "
3238 "attributes object I<attr>."
3240 "B<pthread_attr_setstackaddr>() 関数は、\n"
3241 "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"
3242 "属性を I<stackaddr> で指定された値に設定する。\n"
3243 "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"
3244 "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。"
3247 #: build/C/man3/pthread_attr_setstackaddr.3:66
3249 "I<stackaddr> should point to a buffer of at least B<PTHREAD_STACK_MIN> bytes "
3250 "that was allocated by the caller. The pages of the allocated buffer should "
3251 "be both readable and writable."
3253 "I<stackaddr> は呼び出し側が割り当てたバッファ (大きさは\n"
3254 "少なくとも B<PTHREAD_STACK_MIN> バイト)を指すべきである。\n"
3255 "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"
3259 #: build/C/man3/pthread_attr_setstackaddr.3:74
3261 "The B<pthread_attr_getstackaddr>() function returns the stack address "
3262 "attribute of the thread attributes object referred to by I<attr> in the "
3263 "buffer pointed to by I<stackaddr>."
3265 "B<pthread_attr_getstackaddr>() は、\n"
3266 "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"
3267 "I<stackaddr> が指すバッファに入れて返す。"
3270 #: build/C/man3/pthread_attr_setstackaddr.3:81
3272 "No errors are defined (but applications should nevertheless handle a "
3273 "possible error return)."
3275 "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"
3276 "返り値を処理するようにすべきである)。"
3279 #: build/C/man3/pthread_attr_setstackaddr.3:86
3281 "POSIX.1-2001 specifies these functions but marks them as obsolete. "
3282 "POSIX.1-2008 removes the specification of these functions."
3284 "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"
3285 "POSIX.1-2008 では、これらの関数の規定は削除されている。"
3288 #: build/C/man3/pthread_attr_setstackaddr.3:110
3290 "I<Do not use these functions!> They cannot be portably used, since they "
3291 "provide no way of specifying the direction of growth or the range of the "
3292 "stack. For example, on architectures with a stack that grows downward, "
3293 "I<stackaddr> specifies the next address past the I<highest> address of the "
3294 "allocated stack area. However, on architectures with a stack that grows "
3295 "upward, I<stackaddr> specifies the I<lowest> address in the allocated stack "
3296 "area. By contrast, the I<stackaddr> used by B<pthread_attr_setstack>(3) "
3297 "and B<pthread_attr_getstack>(3), is always a pointer to the lowest address "
3298 "in the allocated stack area (and the I<stacksize> argument specifies the "
3299 "range of the stack)."
3301 "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"
3302 "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"
3303 "かを指定する手段が提供されていないからである。\n"
3304 "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"
3305 "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"
3306 "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"
3307 "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"
3308 "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"
3309 "B<pthread_attr_setstack>(3) と B<pthread_attr_getstack>(3) が使用する\n"
3310 "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"
3311 "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)。"
3314 #: build/C/man3/pthread_attr_setstackaddr.3:116
3316 "B<pthread_attr_init>(3), B<pthread_attr_setstack>(3), "
3317 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3319 "B<pthread_attr_init>(3), B<pthread_attr_setstack>(3), "
3320 "B<pthread_attr_setstacksize>(3), B<pthread_create>(3), B<pthreads>(7)"
3323 #: build/C/man3/pthread_attr_setstacksize.3:26
3325 msgid "PTHREAD_ATTR_SETSTACKSIZE"
3326 msgstr "PTHREAD_ATTR_SETSTACKSIZE"
3329 #: build/C/man3/pthread_attr_setstacksize.3:26
3335 #: build/C/man3/pthread_attr_setstacksize.3:30
3337 "pthread_attr_setstacksize, pthread_attr_getstacksize - set/get stack size "
3338 "attribute in thread attributes object"
3340 "pthread_attr_setstacksize, pthread_attr_getstacksize - \n"
3341 "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"
3344 #: build/C/man3/pthread_attr_setstacksize.3:38
3347 "B<int pthread_attr_setstacksize(pthread_attr_t *>I<attr>B<, size_t >I<stacksize>B<);>\n"
3348 "B<int pthread_attr_getstacksize(pthread_attr_t *>I<attr>B<, size_t *>I<stacksize>B<);>\n"
3350 "B<int pthread_attr_setstacksize(pthread_attr_t *>I<attr>B<, size_t >I<stacksize>B<);>\n"
3351 "B<int pthread_attr_getstacksize(pthread_attr_t *>I<attr>B<, size_t *>I<stacksize>B<);>\n"
3354 #: build/C/man3/pthread_attr_setstacksize.3:49
3356 "The B<pthread_attr_setstacksize>() function sets the stack size attribute "
3357 "of the thread attributes object referred to by I<attr> to the value "
3358 "specified in I<stacksize>."
3360 "B<pthread_attr_setstacksize>() 関数は、\n"
3361 "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"
3362 "属性を I<stacksize> で指定された値に設定する。"
3365 #: build/C/man3/pthread_attr_setstacksize.3:53
3367 "The stack size attribute determines the minimum size (in bytes) that will be "
3368 "allocated for threads created using the thread attributes object I<attr>."
3371 "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"
3372 "に割り当てられる最小サイズ (バイト単位) が決定される。"
3375 #: build/C/man3/pthread_attr_setstacksize.3:61
3377 "The B<pthread_attr_getstacksize>() function returns the stack size "
3378 "attribute of the thread attributes object referred to by I<attr> in the "
3379 "buffer pointed to by I<stacksize>."
3381 "B<pthread_attr_getstacksize>() は、\n"
3382 "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"
3383 "I<stacksize> が指すバッファに入れて返す。"
3386 #: build/C/man3/pthread_attr_setstacksize.3:67
3387 msgid "B<pthread_attr_setstacksize>() can fail with the following error:"
3388 msgstr "B<pthread_attr_setstacksize>() は以下のエラーで失敗する場合がある。"
3391 #: build/C/man3/pthread_attr_setstacksize.3:72
3392 msgid "The stack size is less than B<PTHREAD_STACK_MIN> (16384) bytes."
3393 msgstr "スタックサイズが B<PTHREAD_STACK_MIN> (16384) バイト未満である。"
3397 #: build/C/man3/pthread_attr_setstacksize.3:81
3399 "On some systems, B<pthread_attr_setstacksize>() can fail with the error "
3400 "B<EINVAL> if I<stacksize> is not a multiple of the system page size."
3402 "いくつかのシステムでは、 B<pthread_attr_setstacksize>() は\n"
3403 "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"
3404 "エラー B<EINVAL> で失敗する。"
3407 #: build/C/man3/pthread_attr_setstacksize.3:88
3409 "For details on the default stack size of new threads, see B<pthread_create>"
3412 "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"
3413 "B<pthread_create>(3) を参照。"
3416 #: build/C/man3/pthread_attr_setstacksize.3:91
3418 "A thread's stack size is fixed at the time of thread creation. Only the "
3419 "main thread can dynamically grow its stack."
3421 "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"
3422 "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。"
3425 #: build/C/man3/pthread_attr_setstacksize.3:96
3427 "The B<pthread_attr_setstack>(3) function allows an application to set both "
3428 "the size and location of a caller-allocated stack that is to be used by a "
3431 "B<pthread_attr_setstack>(3) 関数を使うと、\n"
3432 "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"
3433 "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。"
3436 #: build/C/man3/pthread_attr_setstacksize.3:108
3438 "As at glibc 2.8, if the specified I<stacksize> is not a multiple of "
3439 "B<STACK_ALIGN> (16 bytes on most architectures), it may be rounded "
3440 "I<downward>, in violation of POSIX.1-2001, which says that the allocated "
3441 "stack will be at least I<stacksize> bytes."
3443 "glibc 2.8 の時点では、指定された I<stacksize> が B<STACK_ALIGN> \n"
3444 "(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"
3445 "I<stacksize> はI<小さくなる方向に>に丸められる。\n"
3446 "これは POSIX.1-2001 に違反している。\n"
3447 "POSIX.1-2001 では、割り当てらたスタックの大きさは\n"
3448 "少なくとも I<stacksize> バイトになると書かれている。"
3451 #: build/C/man3/pthread_attr_setstacksize.3:111
3452 #: build/C/man3/pthread_join.3:127
3453 msgid "See B<pthread_create>(3)."
3454 msgstr "B<pthread_create>(3) を参照。"
3457 #: build/C/man3/pthread_attr_setstacksize.3:118
3459 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_attr_setguardsize>(3), "
3460 "B<pthread_attr_setstack>(3), B<pthread_create>(3), B<pthreads>(7)"
3462 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_attr_setguardsize>(3), "
3463 "B<pthread_attr_setstack>(3), B<pthread_create>(3), B<pthreads>(7)"
3466 #: build/C/man3/pthread_cancel.3:26
3468 msgid "PTHREAD_CANCEL"
3469 msgstr "PTHREAD_CANCEL"
3472 #: build/C/man3/pthread_cancel.3:26 build/C/man3/pthread_setschedparam.3:26
3478 #: build/C/man3/pthread_cancel.3:29
3479 msgid "pthread_cancel - send a cancellation request to a thread"
3480 msgstr "pthread_cancel - スレッドにキャンセル要求を送る"
3483 #: build/C/man3/pthread_cancel.3:34
3485 msgid "B<int pthread_cancel(pthread_t >I<thread>B<);>\n"
3486 msgstr "B<int pthread_cancel(pthread_t >I<thread>B<);>\n"
3489 #: build/C/man3/pthread_cancel.3:49
3491 "The B<pthread_cancel>() function sends a cancellation request to the thread "
3492 "I<thread>. Whether and when the target thread reacts to the cancellation "
3493 "request depends on two attributes that are under the control of that thread: "
3494 "its cancelability I<state> and I<type>."
3496 "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"
3497 "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"
3498 "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"
3499 "I<state> と I<type>により決まる。"
3502 #: build/C/man3/pthread_cancel.3:61
3504 "A thread's cancelability state, determined by B<pthread_setcancelstate>(3), "
3505 "can be I<enabled> (the default for new threads) or I<disabled>. If a thread "
3506 "has disabled cancellation, then a cancellation request remains queued until "
3507 "the thread enables cancellation. If a thread has enabled cancellation, then "
3508 "its cancelability type determines when cancellation occurs."
3510 "あるスレッドの cancelability state は B<pthread_setcancelstate>(3) で\n"
3511 "設定され、I<enabled> と I<disabled> のいずれとなる (I<enabled> が新しい\n"
3512 "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"
3513 "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"
3514 "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"
3515 "cancelability type によって、いつキャンセルが発生するかが決まる。"
3518 #: build/C/man3/pthread_cancel.3:77
3521 #| "A thread's cancellation type, determined by B<pthread_setcanceltype>(3), "
3522 #| "may be either I<asynchronous> or I<deferred> (the default for new "
3523 #| "threads). Asynchronous cancelability means that the thread can be "
3524 #| "canceled at any time (usually immediately, but the system does not "
3525 #| "guarantee this). Deferred cancelability means that cancellation will be "
3526 #| "delayed until the thread next calls a function that is a I<cancellation "
3527 #| "point>. A list of functions that are or may be cancellation points is "
3528 #| "provided in I<pthreads>(7)."
3530 "A thread's cancellation type, determined by B<pthread_setcanceltype>(3), may "
3531 "be either I<asynchronous> or I<deferred> (the default for new threads). "
3532 "Asynchronous cancelability means that the thread can be canceled at any time "
3533 "(usually immediately, but the system does not guarantee this). Deferred "
3534 "cancelability means that cancellation will be delayed until the thread next "
3535 "calls a function that is a I<cancellation point>. A list of functions that "
3536 "are or may be cancellation points is provided in B<pthreads>(7)."
3538 "スレッドのキャンセル種別 (cancelability type) は\n"
3539 "B<pthread_setcanceltype>(3) で設定され、I<asynchronous> か I<deferred>\n"
3540 "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"
3541 "非同期キャンセル (asynchronous cancelability) は、そのスレッドはいつで\n"
3542 "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"
3543 "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"
3544 "(deferred cancelability) では、そのスレッドが I<取り消しポイント\n"
3545 "(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"
3546 "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"
3547 "したりできる関数のリストは I<pthreads>(7) に記載している。"
3550 #: build/C/man3/pthread_cancel.3:81
3552 "When a cancellation requested is acted on, the following steps occur for "
3553 "I<thread> (in this order):"
3556 "I<thread> では以下のステップが (この順序で) 行われる。"
3559 #: build/C/man3/pthread_cancel.3:81 build/C/man3/pthread_cleanup_push.3:69
3565 #: build/C/man3/pthread_cancel.3:86
3567 "Cancellation clean-up handlers are popped (in the reverse of the order in "
3568 "which they were pushed) and called. (See B<pthread_cleanup_push>(3).)"
3570 "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"
3571 "取り出され (pop され)、呼び出される。\n"
3572 "(B<pthread_cleanup_push>(3) 参照)"
3575 #: build/C/man3/pthread_cancel.3:86 build/C/man3/pthread_cleanup_push.3:73
3581 #: build/C/man3/pthread_cancel.3:91
3583 "Thread-specific data destructors are called, in an unspecified order. (See "
3584 "B<pthread_key_create>(3).)"
3586 "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"
3587 "呼び出し順序は規定されていない。\n"
3588 "(B<pthread_key_create>(3) 参照)"
3591 #: build/C/man3/pthread_cancel.3:91 build/C/man3/pthread_cleanup_push.3:83
3597 #: build/C/man3/pthread_cancel.3:95
3598 msgid "The thread is terminated. (See B<pthread_exit>(3).)"
3599 msgstr "スレッドが終了される。 (B<pthread_exit>(3) 参照)"
3602 #: build/C/man3/pthread_cancel.3:103
3604 "The above steps happen asynchronously with respect to the B<pthread_cancel>"
3605 "() call; the return status of B<pthread_cancel>() merely informs the "
3606 "caller whether the cancellation request was successfully queued."
3608 "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"
3609 "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"
3610 "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。"
3613 #: build/C/man3/pthread_cancel.3:112
3615 "After a canceled thread has terminated, a join with that thread using "
3616 "B<pthread_join>(3) obtains B<PTHREAD_CANCELED> as the thread's exit "
3617 "status. (Joining with a thread is the only way to know that cancellation "
3620 "キャンセルされたスレッドが終了された後に、\n"
3621 "B<pthread_join>(3) でそのスレッドを join すると、\n"
3622 "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"
3623 "(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)"
3626 #: build/C/man3/pthread_cancel.3:117
3628 "On success, B<pthread_cancel>() returns 0; on error, it returns a nonzero "
3631 "成功すると、 B<pthread_cancel>() は 0 を返す。\n"
3632 "エラーの場合、0 以外のエラー番号を返す。"
3635 #: build/C/man3/pthread_cancel.3:118 build/C/man3/pthread_detach.3:59
3636 #: build/C/man3/pthread_getcpuclockid.3:58 build/C/man3/pthread_join.3:93
3637 #: build/C/man3/pthread_setaffinity_np.3:114
3638 #: build/C/man3/pthread_setschedparam.3:114
3639 #: build/C/man3/pthread_setschedprio.3:70 build/C/man3/pthread_sigqueue.3:85
3645 #: build/C/man3/pthread_cancel.3:125 build/C/man3/pthread_detach.3:64
3646 #: build/C/man3/pthread_getcpuclockid.3:63 build/C/man3/pthread_join.3:98
3647 #: build/C/man3/pthread_setaffinity_np.3:119
3648 #: build/C/man3/pthread_setschedparam.3:119
3649 #: build/C/man3/pthread_setschedprio.3:75
3650 msgid "No thread with the ID I<thread> could be found."
3651 msgstr "ID が I<thread> のスレッドが見つからなかった。"
3654 #: build/C/man3/pthread_cancel.3:135
3656 "On Linux, cancellation is implemented using signals. Under the NPTL "
3657 "threading implementation, the first real-time signal (i.e., signal 32) is "
3658 "used for this purpose. On LinuxThreads, the second real-time signal is "
3659 "used, if real-time signals are available, otherwise B<SIGUSR2> is used."
3661 "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"
3663 "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"
3664 "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"
3666 "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。"
3669 #: build/C/man3/pthread_cancel.3:141
3671 "The program below creates a thread and then cancels it. The main thread "
3672 "joins with the canceled thread to check that its exit status was "
3673 "B<PTHREAD_CANCELED>. The following shell session shows what happens when we "
3676 "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"
3678 "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"
3679 "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"
3680 "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。"
3683 #: build/C/man3/pthread_cancel.3:149
3687 "thread_func(): started; cancellation disabled\n"
3688 "main(): sending cancellation request\n"
3689 "thread_func(): about to enable cancellation\n"
3690 "main(): thread was canceled\n"
3693 "thread_func(): started; cancellation disabled\n"
3694 "main(): sending cancellation request\n"
3695 "thread_func(): about to enable cancellation\n"
3696 "main(): thread was canceled\n"
3699 #: build/C/man3/pthread_cancel.3:159
3702 "#include E<lt>pthread.hE<gt>\n"
3703 "#include E<lt>stdio.hE<gt>\n"
3704 "#include E<lt>errno.hE<gt>\n"
3705 "#include E<lt>stdlib.hE<gt>\n"
3706 "#include E<lt>unistd.hE<gt>\n"
3708 "#include E<lt>pthread.hE<gt>\n"
3709 "#include E<lt>stdio.hE<gt>\n"
3710 "#include E<lt>errno.hE<gt>\n"
3711 "#include E<lt>stdlib.hE<gt>\n"
3712 "#include E<lt>unistd.hE<gt>\n"
3715 #: build/C/man3/pthread_cancel.3:167
3719 "thread_func(void *ignored_argument)\n"
3724 "thread_func(void *ignored_argument)\n"
3729 #: build/C/man3/pthread_cancel.3:170
3732 " /* Disable cancellation for a while, so that we don\\(aqt\n"
3733 " immediately react to a cancellation request */\n"
3735 " /* Disable cancellation for a while, so that we don\\(aqt\n"
3736 " immediately react to a cancellation request */\n"
3739 #: build/C/man3/pthread_cancel.3:174
3742 " s = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);\n"
3744 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3746 " s = pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);\n"
3748 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3751 #: build/C/man3/pthread_cancel.3:178
3754 " printf(\"thread_func(): started; cancellation disabled\\en\");\n"
3756 " printf(\"thread_func(): about to enable cancellation\\en\");\n"
3758 " printf(\"thread_func(): started; cancellation disabled\\en\");\n"
3760 " printf(\"thread_func(): about to enable cancellation\\en\");\n"
3763 #: build/C/man3/pthread_cancel.3:182
3766 " s = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);\n"
3768 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3770 " s = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);\n"
3772 " handle_error_en(s, \"pthread_setcancelstate\");\n"
3775 #: build/C/man3/pthread_cancel.3:184
3777 msgid " /* sleep() is a cancellation point */\n"
3778 msgstr " /* sleep() is a cancellation point */\n"
3781 #: build/C/man3/pthread_cancel.3:186
3783 msgid " sleep(1000); /* Should get canceled while we sleep */\n"
3784 msgstr " sleep(1000); /* Should get canceled while we sleep */\n"
3787 #: build/C/man3/pthread_cancel.3:188
3789 msgid " /* Should never get here */\n"
3790 msgstr " /* Should never get here */\n"
3793 #: build/C/man3/pthread_cancel.3:192
3796 " printf(\"thread_func(): not canceled!\\en\");\n"
3800 " printf(\"thread_func(): not canceled!\\en\");\n"
3805 #: build/C/man3/pthread_cancel.3:199
3823 #: build/C/man3/pthread_cancel.3:201
3825 msgid " /* Start a thread and then send it a cancellation request */\n"
3826 msgstr " /* Start a thread and then send it a cancellation request */\n"
3829 #: build/C/man3/pthread_cancel.3:205
3832 " s = pthread_create(&thr, NULL, &thread_func, NULL);\n"
3834 " handle_error_en(s, \"pthread_create\");\n"
3836 " s = pthread_create(&thr, NULL, &thread_func, NULL);\n"
3838 " handle_error_en(s, \"pthread_create\");\n"
3841 #: build/C/man3/pthread_cancel.3:207
3843 msgid " sleep(2); /* Give thread a chance to get started */\n"
3844 msgstr " sleep(2); /* Give thread a chance to get started */\n"
3847 #: build/C/man3/pthread_cancel.3:212
3850 " printf(\"main(): sending cancellation request\\en\");\n"
3851 " s = pthread_cancel(thr);\n"
3853 " handle_error_en(s, \"pthread_cancel\");\n"
3855 " printf(\"main(): sending cancellation request\\en\");\n"
3856 " s = pthread_cancel(thr);\n"
3858 " handle_error_en(s, \"pthread_cancel\");\n"
3861 #: build/C/man3/pthread_cancel.3:214
3863 msgid " /* Join with thread to see what its exit status was */\n"
3864 msgstr " /* Join with thread to see what its exit status was */\n"
3867 #: build/C/man3/pthread_cancel.3:218 build/C/man3/pthread_cleanup_push.3:307
3870 " s = pthread_join(thr, &res);\n"
3872 " handle_error_en(s, \"pthread_join\");\n"
3874 " s = pthread_join(thr, &res);\n"
3876 " handle_error_en(s, \"pthread_join\");\n"
3879 #: build/C/man3/pthread_cancel.3:225
3882 " if (res == PTHREAD_CANCELED)\n"
3883 " printf(\"main(): thread was canceled\\en\");\n"
3885 " printf(\"main(): thread wasn\\(aqt canceled (shouldn\\(aqt happen!)\\en\");\n"
3886 " exit(EXIT_SUCCESS);\n"
3889 " if (res == PTHREAD_CANCELED)\n"
3890 " printf(\"main(): thread was canceled\\en\");\n"
3892 " printf(\"main(): thread wasn\\(aqt canceled (shouldn\\(aqt happen!)\\en\");\n"
3893 " exit(EXIT_SUCCESS);\n"
3897 #: build/C/man3/pthread_cancel.3:238
3899 "B<pthread_cleanup_push>(3), B<pthread_create>(3), B<pthread_exit>(3), "
3900 "B<pthread_join>(3), B<pthread_key_create>(3), B<pthread_setcancelstate>(3), "
3901 "B<pthread_setcanceltype>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
3903 "B<pthread_cleanup_push>(3), B<pthread_create>(3), B<pthread_exit>(3), "
3904 "B<pthread_join>(3), B<pthread_key_create>(3), B<pthread_setcancelstate>(3), "
3905 "B<pthread_setcanceltype>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
3908 #: build/C/man3/pthread_cleanup_push.3:26
3910 msgid "PTHREAD_CLEANUP_PUSH"
3911 msgstr "PTHREAD_CLEANUP_PUSH"
3914 #: build/C/man3/pthread_cleanup_push.3:26
3915 #: build/C/man3/pthread_setcancelstate.3:26
3921 #: build/C/man3/pthread_cleanup_push.3:30
3923 "pthread_cleanup_push, pthread_cleanup_pop - push and pop thread cancellation "
3926 "pthread_cleanup_push, pthread_cleanup_pop - スレッドの\n"
3927 "キャンセルクリーンアップハンドラの push/pop を行う"
3930 #: build/C/man3/pthread_cleanup_push.3:37
3933 "B<void pthread_cleanup_push(void (*>I<routine>B<)(void *),>\n"
3934 "B< void *>I<arg>B<);>\n"
3935 "B<void pthread_cleanup_pop(int >I<execute>B<);>\n"
3937 "B<void pthread_cleanup_push(void (*>I<routine>B<)(void *),>\n"
3938 "B< void *>I<arg>B<);>\n"
3939 "B<void pthread_cleanup_pop(int >I<execute>B<);>\n"
3942 #: build/C/man3/pthread_cleanup_push.3:48
3944 "These functions manipulate the calling thread's stack of thread-cancellation "
3945 "clean-up handlers. A clean-up handler is a function that is automatically "
3946 "executed when a thread is canceled (or in various other circumstances "
3947 "described below); it might, for example, unlock a mutex so that it becomes "
3948 "available to other threads in the process."
3950 "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"
3951 "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"
3952 "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"
3953 "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"
3954 "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。"
3957 #: build/C/man3/pthread_cleanup_push.3:59
3959 "The B<pthread_cleanup_push>() function pushes I<routine> onto the top of "
3960 "the stack of clean-up handlers. When I<routine> is later invoked, it will "
3961 "be given I<arg> as its argument."
3963 "B<pthread_cleanup_push>() 関数は、 I<routine> をクリーンアップ\n"
3964 "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"
3965 "起動される際には、 I<arg> が関数の引き数と渡される。"
3968 #: build/C/man3/pthread_cleanup_push.3:66
3970 "The B<pthread_cleanup_pop>() function removes the routine at the top of the "
3971 "stack of clean-up handlers, and optionally executes it if I<execute> is "
3974 "B<pthread_cleanup_pop>() 関数は、クリーンアップハンドラの\n"
3975 "スタックの一番上のルーチンを削除する。\n"
3976 "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。"
3979 #: build/C/man3/pthread_cleanup_push.3:69
3981 "A cancellation clean-up handler is popped from the stack and executed in the "
3982 "following circumstances:"
3984 "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"
3988 #: build/C/man3/pthread_cleanup_push.3:73
3990 "When a thread is canceled, all of the stacked clean-up handlers are popped "
3991 "and executed in the reverse of the order in which they were pushed onto the "
3994 "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"
3995 "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"
3996 "実行は、スタックに登録されたのと逆の順序で行われる。"
3999 #: build/C/man3/pthread_cleanup_push.3:83
4001 "When a thread terminates by calling B<pthread_exit>(3), all clean-up "
4002 "handlers are executed as described in the preceding point. (Clean-up "
4003 "handlers are I<not> called if the thread terminates by performing a "
4004 "I<return> from the thread start function.)"
4006 "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"
4007 "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"
4008 "(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"
4009 "は、クリーンアップハンドラはI<呼び出されない>。)"
4012 #: build/C/man3/pthread_cleanup_push.3:89
4014 "When a thread calls B<pthread_cleanup_pop>() with a nonzero I<execute> "
4015 "argument, the top-most clean-up handler is popped and executed."
4017 "スレッドが 0 以外の I<execute> 引き数で B<pthread_cleanup_pop>() を\n"
4018 "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"
4022 #: build/C/man3/pthread_cleanup_push.3:101
4024 "POSIX.1 permits B<pthread_cleanup_push>() and B<pthread_cleanup_pop>() to "
4025 "be implemented as macros that expand to text containing \\(aqB<{>\\(aq and "
4026 "\\(aqB<}>\\(aq, respectively. For this reason, the caller must ensure that "
4027 "calls to these functions are paired within the same function, and at the "
4028 "same lexical nesting level. (In other words, a clean-up handler is "
4029 "established only during the execution of a specified section of code.)"
4031 "POSIX.1 では、 B<pthread_cleanup_push>() と B<pthread_cleanup_pop>() を\n"
4032 "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"
4033 "して実装することを許容している。\n"
4034 "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"
4035 "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"
4036 "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"
4037 "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。)"
4040 #: build/C/man3/pthread_cleanup_push.3:121
4042 "Calling B<longjmp>(3) (B<siglongjmp>(3)) produces undefined results if any "
4043 "call has been made to B<pthread_cleanup_push>() or B<pthread_cleanup_pop>"
4044 "() without the matching call of the pair since the jump buffer was filled "
4045 "by B<setjmp>(3) (B<sigsetjmp>(3)). Likewise, calling B<longjmp>(3) "
4046 "(B<siglongjmp>(3)) from inside a clean-up handler produces undefined "
4047 "results unless the jump buffer was also filled by B<setjmp>(3) (B<sigsetjmp>"
4048 "(3)) inside the handler."
4050 "B<longjmp>(3) (B<siglongjmp>(3)) の呼び出しは、\n"
4051 "B<pthread_cleanup_push>() や B<pthread_cleanup_pop>() の呼び出しが対と\n"
4052 "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"
4053 "である。これは jump バッファは B<setjmp>(3) (B<sigsetjmp>(3)) により設\n"
4054 "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"
4055 "B<longjmp>(3) (B<siglongjmp>(3)) の呼び出しも、jump バッファがハンドラ\n"
4056 "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"
4060 #: build/C/man3/pthread_cleanup_push.3:123
4061 msgid "These functions do not return a value."
4062 msgstr "これらの関数は値を返さない。"
4065 #. Available since glibc 2.0
4067 #: build/C/man3/pthread_cleanup_push.3:127
4068 msgid "There are no errors."
4072 #: build/C/man3/pthread_cleanup_push.3:140
4074 "On Linux, the B<pthread_cleanup_push>() and B<pthread_cleanup_pop>() "
4075 "functions I<are> implemented as macros that expand to text containing \\(aqB<"
4076 "{>\\(aq and \\(aqB<}>\\(aq, respectively. This means that variables "
4077 "declared within the scope of paired calls to these functions will be visible "
4078 "within only that scope."
4080 "Linux では、関数 B<pthread_cleanup_push>() と B<pthread_cleanup_pop>()\n"
4081 "は、それぞれ \\(aqB<{>\\(aq と \\(aqB<}>\\(aq を含むテキストに展開する\n"
4082 "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"
4083 "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"
4086 #. The text was actually added in the 2004 TC2
4088 #: build/C/man3/pthread_cleanup_push.3:155
4090 "POSIX.1 says that the effect of using I<return>, I<break>, I<continue>, or "
4091 "I<goto> to prematurely leave a block bracketed B<pthread_cleanup_push>() "
4092 "and B<pthread_cleanup_pop>() is undefined. Portable applications should "
4095 "POSIX.1 には、括弧を含む B<pthread_cleanup_push>() と\n"
4096 "B<pthread_cleanup_pop>() のブロックをそのままにしたままで、 \n"
4097 "I<return>, I<break>, I<continue>, I<goto> を使った場合の影響は\n"
4099 "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。"
4102 #: build/C/man3/pthread_cleanup_push.3:170
4104 "The program below provides a simple example of the use of the functions "
4105 "described in this page. The program creates a thread that executes a loop "
4106 "bracketed by B<pthread_cleanup_push>() and B<pthread_cleanup_pop>(). This "
4107 "loop increments a global variable, I<cnt>, once each second. Depending on "
4108 "what command-line arguments are supplied, the main thread sends the other "
4109 "thread a cancellation request, or sets a global variable that causes the "
4110 "other thread to exit its loop and terminate normally (by doing a I<return>)."
4112 "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"
4113 "ある。このプログラムは B<pthread_cleanup_push>() と\n"
4114 "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"
4115 "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"
4116 "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"
4117 "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"
4118 "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"
4122 #: build/C/man3/pthread_cleanup_push.3:173
4124 "In the following shell session, the main thread sends a cancellation request "
4125 "to the other thread:"
4127 "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"
4131 #: build/C/man3/pthread_cleanup_push.3:183
4135 "New thread started\n"
4138 "Canceling thread\n"
4139 "Called clean-up handler\n"
4140 "Thread was canceled; cnt = 0\n"
4143 "New thread started\n"
4146 "Canceling thread\n"
4147 "Called clean-up handler\n"
4148 "Thread was canceled; cnt = 0\n"
4151 #: build/C/man3/pthread_cleanup_push.3:191
4153 "From the above, we see that the thread was canceled, and that the "
4154 "cancellation clean-up handler was called and it reset the value of the "
4155 "global variable I<cnt> to 0."
4157 "上記の実行例から、スレッドがキャンセルされ、\n"
4158 "キャンセルクリーンアップハンドラが呼び出され、\n"
4159 "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。"
4162 #: build/C/man3/pthread_cleanup_push.3:194
4164 "In the next run, the main program sets a global variable that causes other "
4165 "thread to terminate normally:"
4167 "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"
4168 "もう一つのスレッドが正常終了するようにしている。"
4171 #: build/C/man3/pthread_cleanup_push.3:202
4175 "New thread started\n"
4178 "Thread terminated normally; cnt = 2\n"
4181 "New thread started\n"
4184 "Thread terminated normally; cnt = 2\n"
4187 #: build/C/man3/pthread_cleanup_push.3:210
4189 "From the above, we see that the clean-up handler was not executed (because "
4190 "I<cleanup_pop_arg> was 0), and therefore the value of I<cnt> was not reset."
4192 "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"
4193 "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"
4197 #: build/C/man3/pthread_cleanup_push.3:215
4199 "In the next run, the main program sets a global variable that causes the "
4200 "other thread to terminate normally, and supplies a nonzero value for "
4201 "I<cleanup_pop_arg>:"
4203 "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"
4204 "もう一つのスレッドが正常終了するようにし、さらに\n"
4205 "I<cleanup_pop_arg> に 0 以外の値を渡している。"
4208 #: build/C/man3/pthread_cleanup_push.3:224
4211 "$ B<./a.out x 1>\n"
4212 "New thread started\n"
4215 "Called clean-up handler\n"
4216 "Thread terminated normally; cnt = 0\n"
4218 "$ B<./a.out x 1>\n"
4219 "New thread started\n"
4222 "Called clean-up handler\n"
4223 "Thread terminated normally; cnt = 0\n"
4226 #: build/C/man3/pthread_cleanup_push.3:231
4228 "In the above, we see that although the thread was not canceled, the clean-up "
4229 "handler was executed, because the argument given to B<pthread_cleanup_pop>"
4232 "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"
4233 "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"
4237 #: build/C/man3/pthread_cleanup_push.3:240
4240 "#include E<lt>pthread.hE<gt>\n"
4241 "#include E<lt>sys/types.hE<gt>\n"
4242 "#include E<lt>stdio.hE<gt>\n"
4243 "#include E<lt>stdlib.hE<gt>\n"
4244 "#include E<lt>unistd.hE<gt>\n"
4245 "#include E<lt>errno.hE<gt>\n"
4247 "#include E<lt>pthread.hE<gt>\n"
4248 "#include E<lt>sys/types.hE<gt>\n"
4249 "#include E<lt>stdio.hE<gt>\n"
4250 "#include E<lt>stdlib.hE<gt>\n"
4251 "#include E<lt>unistd.hE<gt>\n"
4252 "#include E<lt>errno.hE<gt>\n"
4255 #: build/C/man3/pthread_cleanup_push.3:247
4258 "static int done = 0;\n"
4259 "static int cleanup_pop_arg = 0;\n"
4260 "static int cnt = 0;\n"
4262 "static int done = 0;\n"
4263 "static int cleanup_pop_arg = 0;\n"
4264 "static int cnt = 0;\n"
4267 #: build/C/man3/pthread_cleanup_push.3:254
4271 "cleanup_handler(void *arg)\n"
4273 " printf(\"Called clean-up handler\\en\");\n"
4278 "cleanup_handler(void *arg)\n"
4280 " printf(\"Called clean-up handler\\en\");\n"
4285 #: build/C/man3/pthread_cleanup_push.3:259
4289 "thread_start(void *arg)\n"
4291 " time_t start, curr;\n"
4294 "thread_start(void *arg)\n"
4296 " time_t start, curr;\n"
4299 #: build/C/man3/pthread_cleanup_push.3:261
4301 msgid " printf(\"New thread started\\en\");\n"
4302 msgstr " printf(\"New thread started\\en\");\n"
4305 #: build/C/man3/pthread_cleanup_push.3:263
4307 msgid " pthread_cleanup_push(cleanup_handler, NULL);\n"
4308 msgstr " pthread_cleanup_push(cleanup_handler, NULL);\n"
4311 #: build/C/man3/pthread_cleanup_push.3:265
4313 msgid " curr = start = time(NULL);\n"
4314 msgstr " curr = start = time(NULL);\n"
4317 #: build/C/man3/pthread_cleanup_push.3:274
4320 " while (!done) {\n"
4321 " pthread_testcancel(); /* A cancellation point */\n"
4322 " if (curr E<lt> time(NULL)) {\n"
4323 " curr = time(NULL);\n"
4324 " printf(\"cnt = %d\\en\", cnt); /* A cancellation point */\n"
4329 " while (!done) {\n"
4330 " pthread_testcancel(); /* A cancellation point */\n"
4331 " if (curr E<lt> time(NULL)) {\n"
4332 " curr = time(NULL);\n"
4333 " printf(\"cnt = %d\\en\", cnt); /* A cancellation point */\n"
4339 #: build/C/man3/pthread_cleanup_push.3:278
4342 " pthread_cleanup_pop(cleanup_pop_arg);\n"
4346 " pthread_cleanup_pop(cleanup_pop_arg);\n"
4351 #: build/C/man3/pthread_cleanup_push.3:285
4355 "main(int argc, char *argv[])\n"
4362 "main(int argc, char *argv[])\n"
4369 #: build/C/man3/pthread_cleanup_push.3:289
4372 " s = pthread_create(&thr, NULL, thread_start, NULL);\n"
4374 " handle_error_en(s, \"pthread_create\");\n"
4376 " s = pthread_create(&thr, NULL, thread_start, NULL);\n"
4378 " handle_error_en(s, \"pthread_create\");\n"
4381 #: build/C/man3/pthread_cleanup_push.3:291
4383 msgid " sleep(2); /* Allow new thread to run a while */\n"
4384 msgstr " sleep(2); /* Allow new thread to run a while */\n"
4387 #: build/C/man3/pthread_cleanup_push.3:296
4390 " if (argc E<gt> 1) {\n"
4391 " if (argc E<gt> 2)\n"
4392 " cleanup_pop_arg = atoi(argv[2]);\n"
4395 " if (argc E<gt> 1) {\n"
4396 " if (argc E<gt> 2)\n"
4397 " cleanup_pop_arg = atoi(argv[2]);\n"
4401 #: build/C/man3/pthread_cleanup_push.3:303
4405 " printf(\"Canceling thread\\en\");\n"
4406 " s = pthread_cancel(thr);\n"
4408 " handle_error_en(s, \"pthread_cancel\");\n"
4412 " printf(\"Canceling thread\\en\");\n"
4413 " s = pthread_cancel(thr);\n"
4415 " handle_error_en(s, \"pthread_cancel\");\n"
4419 #: build/C/man3/pthread_cleanup_push.3:314
4422 " if (res == PTHREAD_CANCELED)\n"
4423 " printf(\"Thread was canceled; cnt = %d\\en\", cnt);\n"
4425 " printf(\"Thread terminated normally; cnt = %d\\en\", cnt);\n"
4426 " exit(EXIT_SUCCESS);\n"
4429 " if (res == PTHREAD_CANCELED)\n"
4430 " printf(\"Thread was canceled; cnt = %d\\en\", cnt);\n"
4432 " printf(\"Thread terminated normally; cnt = %d\\en\", cnt);\n"
4433 " exit(EXIT_SUCCESS);\n"
4437 #: build/C/man3/pthread_cleanup_push.3:321
4439 "B<pthread_cancel>(3), B<pthread_cleanup_push_defer_np>(3), "
4440 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4442 "B<pthread_cancel>(3), B<pthread_cleanup_push_defer_np>(3), "
4443 "B<pthread_setcancelstate>(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4446 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
4448 msgid "PTHREAD_CLEANUP_PUSH_DEFER_NP"
4449 msgstr "PTHREAD_CLEANUP_PUSH_DEFER_NP"
4452 #: build/C/man3/pthread_cleanup_push_defer_np.3:26
4458 #: build/C/man3/pthread_cleanup_push_defer_np.3:30
4460 "pthread_cleanup_push_defer_np, pthread_cleanup_pop_restore_np - push and pop "
4461 "thread cancellation clean-up handlers while saving cancelability type"
4463 "pthread_cleanup_push_defer_np, pthread_cleanup_pop_restore_np - "
4464 "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"
4468 #: build/C/man3/pthread_cleanup_push_defer_np.3:37
4471 "B<void pthread_cleanup_push_defer_np(void (*>I<routine>B<)(void *),>\n"
4472 "B< void *>I<arg>B<);>\n"
4473 "B<void pthread_cleanup_pop_restore_np(int >I<execute>B<);>\n"
4475 "B<void pthread_cleanup_push_defer_np(void (*>I<routine>B<)(void *),>\n"
4476 "B< void *>I<arg>B<);>\n"
4477 "B<void pthread_cleanup_pop_restore_np(int >I<execute>B<);>\n"
4480 #: build/C/man3/pthread_cleanup_push_defer_np.3:40
4481 #: build/C/man3/pthread_create.3:38 build/C/man3/pthread_detach.3:37
4482 #: build/C/man3/pthread_join.3:37 build/C/man3/pthread_kill.3:37
4483 #: build/C/man3/pthread_setname_np.3:39 build/C/man3/pthread_sigmask.3:38
4484 #: build/C/man3/pthread_sigqueue.3:37 build/C/man3/pthread_tryjoin_np.3:42
4485 #: build/C/man3/pthread_yield.3:37
4486 msgid "Compile and link with I<-pthread>."
4487 msgstr "I<-pthread> を付けてコンパイルとリンクを行う。"
4490 #: build/C/man3/pthread_cleanup_push_defer_np.3:46
4492 "These functions are the same as B<pthread_cleanup_push>(3) and "
4493 "B<pthread_cleanup_pop>(3), except for the differences noted on this page."
4495 "これらの関数は B<pthread_cleanup_push>(3) と B<pthread_cleanup_pop>(3) と同じ"
4496 "だが、このページで説明する点が異なる。"
4499 #: build/C/man3/pthread_cleanup_push_defer_np.3:59
4501 "Like B<pthread_cleanup_push>(3), B<pthread_cleanup_push_defer_np>() pushes "
4502 "I<routine> onto the thread's stack of cancellation clean-up handlers. In "
4503 "addition, it also saves the thread's current cancelability type, and sets "
4504 "the cancelability type to \"deferred\" (see B<pthread_setcanceltype>(3)); "
4505 "this ensures that cancellation clean-up will occur even if the thread's "
4506 "cancelability type was \"asynchronous\" before the call."
4508 "B<pthread_cleanup_push>(3) と同様に、\n"
4509 "B<pthread_cleanup_push_defer_np>() は I<routine> をそのスレッドの\n"
4510 "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"
4511 "B<pthread_cleanup_push_defer_np>() は現在の cancelability type も\n"
4512 "保存し、cancelability type は \"deferred\" に設定する\n"
4513 "(B<pthread_setcanceltype>(3) 参照)。\n"
4514 "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"
4515 "\"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"
4519 #: build/C/man3/pthread_cleanup_push_defer_np.3:68
4521 "Like B<pthread_cleanup_pop>(3), B<pthread_cleanup_pop_restore_np>() pops "
4522 "the top-most clean-up handler from the thread's stack of cancellation clean-"
4523 "up handlers. In addition, it restores the thread's cancelability type to "
4524 "its value at the time of the matching B<pthread_cleanup_push_defer_np>()."
4526 "B<pthread_cleanup_pop>(3) と同様に、\n"
4527 "B<pthread_cleanup_pop_restore_np>() はそのスレッドのキャンセル\n"
4528 "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"
4529 "を取り出す。これに加えて、そのスレッドの cancelability type を、対応\n"
4530 "する B<pthread_cleanup_push_defer_np>() が呼ばれた時点の値に戻す。"
4533 #: build/C/man3/pthread_cleanup_push_defer_np.3:74
4535 "The caller must ensure that calls to these functions are paired within the "
4536 "same function, and at the same lexical nesting level. Other restrictions "
4537 "apply, as described in B<pthread_cleanup_push>(3)."
4539 "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"
4540 "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"
4541 "ならない。 B<pthread_cleanup_push>(3) で説明されている他の制限も\n"
4545 #: build/C/man3/pthread_cleanup_push_defer_np.3:76
4546 msgid "This sequence of calls:"
4550 #: build/C/man3/pthread_cleanup_push_defer_np.3:81
4553 "pthread_cleanup_push_defer_np(routine, arg);\n"
4554 "pthread_cleanup_pop_restore_np(execute);\n"
4556 "pthread_cleanup_push_defer_np(routine, arg);\n"
4557 "pthread_cleanup_pop_restore_np(execute);\n"
4560 #: build/C/man3/pthread_cleanup_push_defer_np.3:85
4561 msgid "is equivalent to (but shorter and more efficient than):"
4562 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)。"
4565 #: build/C/man3/pthread_cleanup_push_defer_np.3:91
4567 msgid "int oldtype;\n"
4568 msgstr "int oldtype;\n"
4571 #: build/C/man3/pthread_cleanup_push_defer_np.3:97
4574 "pthread_cleanup_push(routine, arg);\n"
4575 "pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, &oldtype);\n"
4577 "pthread_setcanceltype(oldtype, NULL);\n"
4578 "pthread_cleanup_pop(execute);\n"
4580 "pthread_cleanup_push(routine, arg);\n"
4581 "pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, &oldtype);\n"
4583 "pthread_setcanceltype(oldtype, NULL);\n"
4584 "pthread_cleanup_pop(execute);\n"
4587 #: build/C/man3/pthread_cleanup_push_defer_np.3:110
4589 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_setcancelstate>"
4590 "(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4592 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_setcancelstate>"
4593 "(3), B<pthread_testcancel>(3), B<pthreads>(7)"
4596 #: build/C/man3/pthread_create.3:26
4598 msgid "PTHREAD_CREATE"
4599 msgstr "PTHREAD_CREATE"
4602 #: build/C/man3/pthread_create.3:26
4608 #: build/C/man3/pthread_create.3:29
4609 msgid "pthread_create - create a new thread"
4610 msgstr "pthread_create - 新しいスレッドを作成する"
4613 #: build/C/man3/pthread_create.3:35
4616 "B<int pthread_create(pthread_t *>I<thread>B<, const pthread_attr_t *>I<attr>B<,>\n"
4617 "B< void *(*>I<start_routine>B<) (void *), void *>I<arg>B<);>\n"
4619 "B<int pthread_create(pthread_t *>I<thread>B<, const pthread_attr_t *>I<attr>B<,>\n"
4620 "B< void *(*>I<start_routine>B<) (void *), void *>I<arg>B<);>\n"
4623 #: build/C/man3/pthread_create.3:47
4625 "The B<pthread_create>() function starts a new thread in the calling "
4626 "process. The new thread starts execution by invoking I<start_routine>(); "
4627 "I<arg> is passed as the sole argument of I<start_routine>()."
4629 "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"
4631 "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"
4632 "I<start_routine>() は引き数を一つだけ取り、\n"
4633 "I<arg> が I<start_routine>() の引き数として渡される。"
4636 #: build/C/man3/pthread_create.3:49
4637 msgid "The new thread terminates in one of the following ways:"
4638 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。"
4641 #: build/C/man3/pthread_create.3:49 build/C/man3/pthread_create.3:55
4642 #: build/C/man3/pthread_create.3:63 build/C/man3/pthread_create.3:66
4643 #: build/C/man3/pthread_getattr_np.3:52 build/C/man3/pthread_getattr_np.3:55
4644 #: build/C/man3/pthread_getattr_np.3:58
4650 #: build/C/man3/pthread_create.3:55
4652 "It calls B<pthread_exit>(3), specifying an exit status value that is "
4653 "available to another thread in the same process that calls B<pthread_join>"
4656 "スレッドが B<pthread_exit>(3) を呼び出す。\n"
4657 "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"
4658 "この値は B<pthread_join>(3) を呼び出した同じプロセス内の\n"
4662 #: build/C/man3/pthread_create.3:63
4664 "It returns from I<start_routine>(). This is equivalent to calling "
4665 "B<pthread_exit>(3) with the value supplied in the I<return> statement."
4667 "スレッドが I<start_routine>() から返る。これは、\n"
4668 "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。"
4671 #: build/C/man3/pthread_create.3:66
4672 msgid "It is canceled (see B<pthread_cancel>(3))."
4673 msgstr "スレッドがキャンセルされる (B<pthread_cancel>(3) 参照)。"
4676 #: build/C/man3/pthread_create.3:72
4678 "Any of the threads in the process calls B<exit>(3), or the main thread "
4679 "performs a return from I<main>(). This causes the termination of all "
4680 "threads in the process."
4682 "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"
4683 "メインスレッドで I<main>() 内で return が実行される。\n"
4684 "この場合は、プロセス内の全てのスレッドが終了される。"
4687 #: build/C/man3/pthread_create.3:86
4689 "The I<attr> argument points to a I<pthread_attr_t> structure whose contents "
4690 "are used at thread creation time to determine attributes for the new thread; "
4691 "this structure is initialized using B<pthread_attr_init>(3) and related "
4692 "functions. If I<attr> is NULL, then the thread is created with default "
4695 "I<attr> 引き数は I<pthread_attr_t> 構造体へのポインタであり、\n"
4696 "I<pthread_attr_t> 構造体の内容を使用して、スレッド作成時に\n"
4697 "新しいスレッドの属性が決定される。\n"
4698 "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"
4699 "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。"
4702 #: build/C/man3/pthread_create.3:93
4704 "Before returning, a successful call to B<pthread_create>() stores the ID of "
4705 "the new thread in the buffer pointed to by I<thread>; this identifier is "
4706 "used to refer to the thread in subsequent calls to other pthreads functions."
4708 "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"
4709 "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"
4710 "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。"
4713 #: build/C/man3/pthread_create.3:101
4715 "The new thread inherits a copy of the creating thread's signal mask "
4716 "(B<pthread_sigmask>(3)). The set of pending signals for the new thread is "
4717 "empty (B<sigpending>(2)). The new thread does not inherit the creating "
4718 "thread's alternate signal stack (B<sigaltstack>(2))."
4720 "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"
4721 "(B<pthread_sigmask>(3) 参照) のコピーを継承する。\n"
4722 "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"
4723 "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"
4724 "(B<sigaltstack>(2)) を継承しない。"
4727 #: build/C/man3/pthread_create.3:104
4729 "The new thread inherits the calling thread's floating-point environment "
4732 "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"
4735 #. CLOCK_THREAD_CPUTIME_ID in clock_gettime(2)
4737 #: build/C/man3/pthread_create.3:109
4739 "The initial value of the new thread's CPU-time clock is 0 (see "
4740 "B<pthread_getcpuclockid>(3))."
4742 "新しいスレッドの CPU 時間時計の初期値は 0 である\n"
4743 "(B<pthread_getcpuclockid>(3) 参照)。"
4746 #: build/C/man3/pthread_create.3:109
4748 msgid "Linux-specific details"
4749 msgstr "Linux 固有の詳細"
4752 #: build/C/man3/pthread_create.3:115
4754 "The new thread inherits copies of the calling thread's capability sets (see "
4755 "B<capabilities>(7)) and CPU affinity mask (see B<sched_setaffinity>(2))."
4757 "新しいスレッドは、呼び出したスレッドの\n"
4758 "ケーパビリティセット (B<capabilities>(7) 参照) と \n"
4759 "CPU affinity マスク (B<sched_setaffinity>(2) 参照) の\n"
4763 #: build/C/man3/pthread_create.3:122
4765 "On success, B<pthread_create>() returns 0; on error, it returns an error "
4766 "number, and the contents of I<*thread> are undefined."
4768 "成功すると、 B<pthread_create>() は 0 を返す。\n"
4769 "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。"
4772 #: build/C/man3/pthread_create.3:123 build/C/man3/pthread_sigqueue.3:71
4778 #: build/C/man3/pthread_create.3:137
4780 "Insufficient resources to create another thread, or a system-imposed limit "
4781 "on the number of threads was encountered. The latter case may occur in two "
4782 "ways: the B<RLIMIT_NPROC> soft resource limit (set via B<setrlimit>(2)), "
4783 "which limits the number of process for a real user ID, was reached; or the "
4784 "kernel's system-wide limit on the number of threads, I</proc/sys/kernel/"
4785 "threads-max>, was reached."
4787 "別のスレッドを作成するのに十分なリソースがないか、システムで設定された\n"
4788 "スレッド数の上限に達していた。後者が起こるのは 2 つの場合がある。\n"
4789 "一つは、実ユーザ ID 当たりのプロセス数の上限である、B<RLIMIT_NPROC> \n"
4790 "ソフトリソース上限 (B<setrlimit>(2) で設定できる) に達していた場合\n"
4791 "である。もう一つはカーネルのシステム全体のスレッド数の上限である\n"
4792 "I</proc/sys/kernel/threads-max> が達していた場合である。"
4795 #: build/C/man3/pthread_create.3:141
4796 msgid "Invalid settings in I<attr>."
4797 msgstr "I<attr> で指定された設定が不正である。"
4800 #: build/C/man3/pthread_create.3:141 build/C/man3/pthread_setschedparam.3:129
4801 #: build/C/man3/pthread_setschedprio.3:66
4807 #: build/C/man3/pthread_create.3:146
4809 "No permission to set the scheduling policy and parameters specified in "
4812 "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"
4816 #: build/C/man3/pthread_create.3:160
4818 "See B<pthread_self>(3) for further information on the thread ID returned in "
4819 "I<*thread> by B<pthread_create>(). Unless real-time scheduling policies are "
4820 "being employed, after a call to B<pthread_create>(), it is indeterminate "
4821 "which thread\\(emthe caller or the new thread\\(emwill next execute."
4823 "B<pthread_create>() が I<*thread> で返すスレッド ID についての\n"
4824 "詳しい情報は B<pthread_self>(3) を参照のこと。\n"
4825 "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"
4826 "B<pthread_create>() の呼び出し後に、\n"
4827 "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"
4831 #: build/C/man3/pthread_create.3:180
4833 "A thread may either be I<joinable> or I<detached>. If a thread is joinable, "
4834 "then another thread can call B<pthread_join>(3) to wait for the thread to "
4835 "terminate and fetch its exit status. Only when a terminated joinable thread "
4836 "has been joined are the last of its resources released back to the system. "
4837 "When a detached thread terminates, its resources are automatically released "
4838 "back to the system: it is not possible to join with the thread in order to "
4839 "obtain its exit status. Making a thread detached is useful for some types "
4840 "of daemon threads whose exit status the application does not need to care "
4841 "about. By default, a new thread is created in a joinable state, unless "
4842 "I<attr> was set to create the thread in a detached state (using "
4843 "B<pthread_attr_setdetachstate>(3))."
4845 "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"
4846 "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"
4847 "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"
4848 "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"
4849 "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"
4850 "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"
4851 "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"
4852 "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"
4853 "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"
4854 "デーモン (daemon) スレッドでは有用である。\n"
4855 "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"
4856 "(B<pthread_attr_setdetachstate>(3) を使って) I<attr> でスレッドが\n"
4857 "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"
4860 #. FIXME . Perhaps some of the following detail should be in
4861 #. a future pthread_attr_setstacksize(3) page.
4863 #: build/C/man3/pthread_create.3:196
4865 "On Linux/x86-32, the default stack size for a new thread is 2 megabytes. "
4866 "Under the NPTL threading implementation, if the B<RLIMIT_STACK> soft "
4867 "resource limit I<at the time the program started> has any value other than "
4868 "\"unlimited\", then it determines the default stack size of new threads. "
4869 "Using B<pthread_attr_setstacksize>(3), the stack size attribute can be "
4870 "explicitly set in the I<attr> argument used to create a thread, in order to "
4871 "obtain a stack size other than the default."
4873 "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"
4874 "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"
4875 "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"
4876 "フォルトのスタックサイズとなる。\n"
4877 "B<pthread_attr_setstacksize>(3) を使って、スレッドを作成する際の\n"
4878 "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"
4879 "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。"
4882 #: build/C/man3/pthread_create.3:202
4884 "In the obsolete LinuxThreads implementation, each of the threads in a "
4885 "process has a different process ID. This is in violation of the POSIX "
4886 "threads specification, and is the source of many other nonconformances to "
4887 "the standard; see B<pthreads>(7)."
4889 "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"
4890 "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"
4891 "他の多くの標準非準拠の点の原因になっている。\n"
4892 "B<pthreads>(7) を参照のこと。"
4895 #: build/C/man3/pthread_create.3:206
4897 "The program below demonstrates the use of B<pthread_create>(), as well as a "
4898 "number of other functions in the pthreads API."
4900 "以下のプログラムは、 B<pthread_create>() や\n"
4901 "pthreads API の他のいろいろな関数の使用例を示している。"
4904 #: build/C/man3/pthread_create.3:211
4906 "In the following run, on a system providing the NPTL threading "
4907 "implementation, the stack size defaults to the value given by the \"stack "
4908 "size\" resource limit:"
4910 "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"
4911 "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"
4915 #: build/C/man3/pthread_create.3:223
4919 "8192 # The stack size limit is 8 MB (0x800000 bytes)\n"
4920 "$B< ./a.out hola salut servus>\n"
4921 "Thread 1: top of stack near 0xb7dd03b8; argv_string=hola\n"
4922 "Thread 2: top of stack near 0xb75cf3b8; argv_string=salut\n"
4923 "Thread 3: top of stack near 0xb6dce3b8; argv_string=servus\n"
4924 "Joined with thread 1; returned value was HOLA\n"
4925 "Joined with thread 2; returned value was SALUT\n"
4926 "Joined with thread 3; returned value was SERVUS\n"
4929 "8192 # The stack size limit is 8 MB (0x800000 bytes)\n"
4930 "$B< ./a.out hola salut servus>\n"
4931 "Thread 1: top of stack near 0xb7dd03b8; argv_string=hola\n"
4932 "Thread 2: top of stack near 0xb75cf3b8; argv_string=salut\n"
4933 "Thread 3: top of stack near 0xb6dce3b8; argv_string=servus\n"
4934 "Joined with thread 1; returned value was HOLA\n"
4935 "Joined with thread 2; returned value was SALUT\n"
4936 "Joined with thread 3; returned value was SERVUS\n"
4939 #: build/C/man3/pthread_create.3:229
4941 "In the next run, the program explicitly sets a stack size of 1MB (using "
4942 "B<pthread_attr_setstacksize>(3)) for the created threads:"
4944 "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"
4945 "(B<pthread_attr_setstacksize>(3) を使って1MB のスタックサイズを\n"
4949 #: build/C/man3/pthread_create.3:239
4952 "$B< ./a.out -s 0x100000 hola salut servus>\n"
4953 "Thread 1: top of stack near 0xb7d723b8; argv_string=hola\n"
4954 "Thread 2: top of stack near 0xb7c713b8; argv_string=salut\n"
4955 "Thread 3: top of stack near 0xb7b703b8; argv_string=servus\n"
4956 "Joined with thread 1; returned value was HOLA\n"
4957 "Joined with thread 2; returned value was SALUT\n"
4958 "Joined with thread 3; returned value was SERVUS\n"
4960 "$B< ./a.out -s 0x100000 hola salut servus>\n"
4961 "Thread 1: top of stack near 0xb7d723b8; argv_string=hola\n"
4962 "Thread 2: top of stack near 0xb7c713b8; argv_string=salut\n"
4963 "Thread 3: top of stack near 0xb7b703b8; argv_string=servus\n"
4964 "Joined with thread 1; returned value was HOLA\n"
4965 "Joined with thread 2; returned value was SALUT\n"
4966 "Joined with thread 3; returned value was SERVUS\n"
4969 #: build/C/man3/pthread_create.3:251
4972 "#include E<lt>pthread.hE<gt>\n"
4973 "#include E<lt>string.hE<gt>\n"
4974 "#include E<lt>stdio.hE<gt>\n"
4975 "#include E<lt>stdlib.hE<gt>\n"
4976 "#include E<lt>unistd.hE<gt>\n"
4977 "#include E<lt>errno.hE<gt>\n"
4978 "#include E<lt>ctype.hE<gt>\n"
4980 "#include E<lt>pthread.hE<gt>\n"
4981 "#include E<lt>string.hE<gt>\n"
4982 "#include E<lt>stdio.hE<gt>\n"
4983 "#include E<lt>stdlib.hE<gt>\n"
4984 "#include E<lt>unistd.hE<gt>\n"
4985 "#include E<lt>errno.hE<gt>\n"
4986 "#include E<lt>ctype.hE<gt>\n"
4989 #: build/C/man3/pthread_create.3:257 build/C/man3/pthread_getcpuclockid.3:111
4992 "#define handle_error(msg) \\e\n"
4993 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
4995 "#define handle_error(msg) \\e\n"
4996 " do { perror(msg); exit(EXIT_FAILURE); } while (0)\n"
4999 #: build/C/man3/pthread_create.3:263
5002 "struct thread_info { /* Used as argument to thread_start() */\n"
5003 " pthread_t thread_id; /* ID returned by pthread_create() */\n"
5004 " int thread_num; /* Application-defined thread # */\n"
5005 " char *argv_string; /* From command-line argument */\n"
5008 "struct thread_info { /* Used as argument to thread_start() */\n"
5009 " pthread_t thread_id; /* ID returned by pthread_create() */\n"
5010 " int thread_num; /* Application-defined thread # */\n"
5011 " char *argv_string; /* From command-line argument */\n"
5015 #: build/C/man3/pthread_create.3:266
5018 "/* Thread start function: display address near top of our stack,\n"
5019 " and return upper-cased copy of argv_string */\n"
5021 "/* Thread start function: display address near top of our stack,\n"
5022 " and return upper-cased copy of argv_string */\n"
5025 #: build/C/man3/pthread_create.3:272
5029 "thread_start(void *arg)\n"
5031 " struct thread_info *tinfo = arg;\n"
5032 " char *uargv, *p;\n"
5035 "thread_start(void *arg)\n"
5037 " struct thread_info *tinfo = arg;\n"
5038 " char *uargv, *p;\n"
5041 #: build/C/man3/pthread_create.3:275
5044 " printf(\"Thread %d: top of stack near %p; argv_string=%s\\en\",\n"
5045 " tinfo-E<gt>thread_num, &p, tinfo-E<gt>argv_string);\n"
5047 " printf(\"Thread %d: top of stack near %p; argv_string=%s\\en\",\n"
5048 " tinfo-E<gt>thread_num, &p, tinfo-E<gt>argv_string);\n"
5051 #: build/C/man3/pthread_create.3:279
5054 " uargv = strdup(tinfo-E<gt>argv_string);\n"
5055 " if (uargv == NULL)\n"
5056 " handle_error(\"strdup\");\n"
5058 " uargv = strdup(tinfo-E<gt>argv_string);\n"
5059 " if (uargv == NULL)\n"
5060 " handle_error(\"strdup\");\n"
5063 #: build/C/man3/pthread_create.3:282
5066 " for (p = uargv; *p != \\(aq\\e0\\(aq; p++)\n"
5067 " *p = toupper(*p);\n"
5069 " for (p = uargv; *p != \\(aq\\e0\\(aq; p++)\n"
5070 " *p = toupper(*p);\n"
5073 #: build/C/man3/pthread_create.3:285
5083 #: build/C/man3/pthread_create.3:294
5087 "main(int argc, char *argv[])\n"
5089 " int s, tnum, opt, num_threads;\n"
5090 " struct thread_info *tinfo;\n"
5091 " pthread_attr_t attr;\n"
5092 " int stack_size;\n"
5096 "main(int argc, char *argv[])\n"
5098 " int s, tnum, opt, num_threads;\n"
5099 " struct thread_info *tinfo;\n"
5100 " pthread_attr_t attr;\n"
5101 " int stack_size;\n"
5105 #: build/C/man3/pthread_create.3:296
5107 msgid " /* The \"-s\" option specifies a stack size for our threads */\n"
5108 msgstr " /* The \"-s\" option specifies a stack size for our threads */\n"
5111 #: build/C/man3/pthread_create.3:303
5114 " stack_size = -1;\n"
5115 " while ((opt = getopt(argc, argv, \"s:\")) != -1) {\n"
5117 " case \\(aqs\\(aq:\n"
5118 " stack_size = strtoul(optarg, NULL, 0);\n"
5121 " stack_size = -1;\n"
5122 " while ((opt = getopt(argc, argv, \"s:\")) != -1) {\n"
5124 " case \\(aqs\\(aq:\n"
5125 " stack_size = strtoul(optarg, NULL, 0);\n"
5129 #: build/C/man3/pthread_create.3:310
5133 " fprintf(stderr, \"Usage: %s [-s stack-size] arg...\\en\",\n"
5135 " exit(EXIT_FAILURE);\n"
5140 " fprintf(stderr, \"Usage: %s [-s stack-size] arg...\\en\",\n"
5142 " exit(EXIT_FAILURE);\n"
5147 #: build/C/man3/pthread_create.3:312
5149 msgid " num_threads = argc - optind;\n"
5150 msgstr " num_threads = argc - optind;\n"
5153 #: build/C/man3/pthread_create.3:314
5155 msgid " /* Initialize thread creation attributes */\n"
5156 msgstr " /* Initialize thread creation attributes */\n"
5159 #: build/C/man3/pthread_create.3:318
5162 " s = pthread_attr_init(&attr);\n"
5164 " handle_error_en(s, \"pthread_attr_init\");\n"
5166 " s = pthread_attr_init(&attr);\n"
5168 " handle_error_en(s, \"pthread_attr_init\");\n"
5171 #: build/C/man3/pthread_create.3:324
5174 " if (stack_size E<gt> 0) {\n"
5175 " s = pthread_attr_setstacksize(&attr, stack_size);\n"
5177 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
5180 " if (stack_size E<gt> 0) {\n"
5181 " s = pthread_attr_setstacksize(&attr, stack_size);\n"
5183 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
5187 #: build/C/man3/pthread_create.3:326
5189 msgid " /* Allocate memory for pthread_create() arguments */\n"
5190 msgstr " /* Allocate memory for pthread_create() arguments */\n"
5193 #: build/C/man3/pthread_create.3:330
5196 " tinfo = calloc(num_threads, sizeof(struct thread_info));\n"
5197 " if (tinfo == NULL)\n"
5198 " handle_error(\"calloc\");\n"
5200 " tinfo = calloc(num_threads, sizeof(struct thread_info));\n"
5201 " if (tinfo == NULL)\n"
5202 " handle_error(\"calloc\");\n"
5205 #: build/C/man3/pthread_create.3:332
5207 msgid " /* Create one thread for each command-line argument */\n"
5208 msgstr " /* Create one thread for each command-line argument */\n"
5211 #: build/C/man3/pthread_create.3:336
5214 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5215 " tinfo[tnum].thread_num = tnum + 1;\n"
5216 " tinfo[tnum].argv_string = argv[optind + tnum];\n"
5218 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5219 " tinfo[tnum].thread_num = tnum + 1;\n"
5220 " tinfo[tnum].argv_string = argv[optind + tnum];\n"
5223 #: build/C/man3/pthread_create.3:339
5226 " /* The pthread_create() call stores the thread ID into\n"
5227 " corresponding element of tinfo[] */\n"
5229 " /* The pthread_create() call stores the thread ID into\n"
5230 " corresponding element of tinfo[] */\n"
5233 #: build/C/man3/pthread_create.3:345
5236 " s = pthread_create(&tinfo[tnum].thread_id, &attr,\n"
5237 " &thread_start, &tinfo[tnum]);\n"
5239 " handle_error_en(s, \"pthread_create\");\n"
5242 " s = pthread_create(&tinfo[tnum].thread_id, &attr,\n"
5243 " &thread_start, &tinfo[tnum]);\n"
5245 " handle_error_en(s, \"pthread_create\");\n"
5249 #: build/C/man3/pthread_create.3:348
5252 " /* Destroy the thread attributes object, since it is no\n"
5253 " longer needed */\n"
5255 " /* Destroy the thread attributes object, since it is no\n"
5256 " longer needed */\n"
5259 #: build/C/man3/pthread_create.3:352 build/C/man3/pthread_setschedparam.3:423
5262 " s = pthread_attr_destroy(&attr);\n"
5264 " handle_error_en(s, \"pthread_attr_destroy\");\n"
5266 " s = pthread_attr_destroy(&attr);\n"
5268 " handle_error_en(s, \"pthread_attr_destroy\");\n"
5271 #: build/C/man3/pthread_create.3:354
5273 msgid " /* Now join with each thread, and display its returned value */\n"
5274 msgstr " /* Now join with each thread, and display its returned value */\n"
5277 #: build/C/man3/pthread_create.3:359
5280 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5281 " s = pthread_join(tinfo[tnum].thread_id, &res);\n"
5283 " handle_error_en(s, \"pthread_join\");\n"
5285 " for (tnum = 0; tnum E<lt> num_threads; tnum++) {\n"
5286 " s = pthread_join(tinfo[tnum].thread_id, &res);\n"
5288 " handle_error_en(s, \"pthread_join\");\n"
5291 #: build/C/man3/pthread_create.3:364
5294 " printf(\"Joined with thread %d; returned value was %s\\en\",\n"
5295 " tinfo[tnum].thread_num, (char *) res);\n"
5296 " free(res); /* Free memory allocated by thread */\n"
5299 " printf(\"Joined with thread %d; returned value was %s\\en\",\n"
5300 " tinfo[tnum].thread_num, (char *) res);\n"
5301 " free(res); /* Free memory allocated by thread */\n"
5305 #: build/C/man3/pthread_create.3:368
5309 " exit(EXIT_SUCCESS);\n"
5313 " exit(EXIT_SUCCESS);\n"
5317 #: build/C/man3/pthread_create.3:382
5319 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_cancel>(3), "
5320 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
5321 "B<pthread_getattr_np>(3), B<pthread_join>(3), B<pthread_self>(3), B<pthreads>"
5324 "B<getrlimit>(2), B<pthread_attr_init>(3), B<pthread_cancel>(3), "
5325 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
5326 "B<pthread_getattr_np>(3), B<pthread_join>(3), B<pthread_self>(3), B<pthreads>"
5330 #: build/C/man3/pthread_detach.3:26
5332 msgid "PTHREAD_DETACH"
5333 msgstr "PTHREAD_DETACH"
5336 #: build/C/man3/pthread_detach.3:26 build/C/man3/pthread_join.3:26
5342 #: build/C/man3/pthread_detach.3:29
5343 msgid "pthread_detach - detach a thread"
5344 msgstr "pthread_detach - スレッドを切り離す (detach する)"
5347 #: build/C/man3/pthread_detach.3:34
5349 msgid "B<int pthread_detach(pthread_t >I<thread>B<);>\n"
5350 msgstr "B<int pthread_detach(pthread_t >I<thread>B<);>\n"
5353 #: build/C/man3/pthread_detach.3:46
5355 "The B<pthread_detach>() function marks the thread identified by I<thread> "
5356 "as detached. When a detached thread terminates, its resources are "
5357 "automatically released back to the system without the need for another "
5358 "thread to join with the terminated thread."
5360 "B<pthread_detach>() 関数は I<thread> で識別されるスレッドに\n"
5361 "detached (切り離された状態) という印を付ける。\n"
5362 "detached 状態のスレッドが終了すると、\n"
5363 "別のスレッドが終了されたスレッドを join しなくても、\n"
5364 "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。"
5367 #: build/C/man3/pthread_detach.3:49
5369 "Attempting to detach an already detached thread results in unspecified "
5372 "すでに detach 状態のスレッドを detach しようとした場合に\n"
5373 "どのような結果となるかは規定されていない。"
5376 #: build/C/man3/pthread_detach.3:54
5378 "On success, B<pthread_detach>() returns 0; on error, it returns an error "
5381 "成功すると、B<pthread_detach>() は 0 を返す。\n"
5385 #: build/C/man3/pthread_detach.3:59 build/C/man3/pthread_join.3:89
5386 msgid "I<thread> is not a joinable thread."
5387 msgstr "I<thread> が join 可能なスレッドではない。"
5390 #: build/C/man3/pthread_detach.3:70
5392 "Once a thread has been detached, it can't be joined with B<pthread_join>(3) "
5393 "or be made joinable again."
5395 "いったんスレッドを detached 状態にすると、\n"
5396 "そのスレッドを B<pthread_join>(3) で join したり、\n"
5397 "もう一度 join 可能にしたりすることはできない。"
5400 #: build/C/man3/pthread_detach.3:77
5402 "A new thread can be created in a detached state using "
5403 "B<pthread_attr_setdetachstate>(3) to set the detached attribute of the "
5404 "I<attr> argument of B<pthread_create>(3)."
5406 "B<pthread_attr_setdetachstate>(3) を使って\n"
5407 "B<pthread_create>(3) の I<attr> 引き数の detached 属性を設定することで、\n"
5408 "新しいスレッドを detached 状態で作成することができる。"
5411 #: build/C/man3/pthread_detach.3:84
5413 "The detached attribute merely determines the behavior of the system when the "
5414 "thread terminates; it does not prevent the thread from being terminated if "
5415 "the process terminates using B<exit>(3) (or equivalently, if the main "
5418 "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"
5419 "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"
5420 "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"
5421 "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)。 "
5424 #: build/C/man3/pthread_detach.3:93
5426 "Either B<pthread_join>(3) or B<pthread_detach>() should be called for each "
5427 "thread that an application creates, so that system resources for the thread "
5428 "can be released. (But note that the resources of all threads are freed when "
5429 "the process terminates.)"
5431 "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"
5432 "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"
5433 "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"
5434 "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)。"
5437 #: build/C/man3/pthread_detach.3:95
5438 msgid "The following statement detaches the calling thread:"
5439 msgstr "以下の文は、呼び出したスレッド自身を detach する。"
5442 #: build/C/man3/pthread_detach.3:97
5444 msgid " pthread_detach(pthread_self());\n"
5445 msgstr " pthread_detach(pthread_self());\n"
5448 #: build/C/man3/pthread_detach.3:104
5450 "B<pthread_attr_setdetachstate>(3), B<pthread_cancel>(3), B<pthread_create>"
5451 "(3), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
5453 "B<pthread_attr_setdetachstate>(3), B<pthread_cancel>(3), B<pthread_create>"
5454 "(3), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
5457 #: build/C/man3/pthread_equal.3:26
5459 msgid "PTHREAD_EQUAL"
5460 msgstr "PTHREAD_EQUAL"
5463 #: build/C/man3/pthread_equal.3:26 build/C/man3/pthread_exit.3:26
5469 #: build/C/man3/pthread_equal.3:29
5470 msgid "pthread_equal - compare thread IDs"
5471 msgstr "pthread_equal - スレッド ID を比較する"
5474 #: build/C/man3/pthread_equal.3:34
5476 msgid "B<int pthread_equal(pthread_t >I<t1>B<, pthread_t >I<t2>B<);>\n"
5477 msgstr "B<int pthread_equal(pthread_t >I<t1>B<, pthread_t >I<t2>B<);>\n"
5480 #: build/C/man3/pthread_equal.3:41
5481 msgid "The B<pthread_equal>() function compares two thread identifiers."
5482 msgstr "B<pthread_equal>() 関数は 2 つのスレッド識別子の比較を行う。"
5485 #: build/C/man3/pthread_equal.3:45
5487 "If the two thread IDs are equal, B<pthread_equal>() returns a nonzero "
5488 "value; otherwise, it returns 0."
5490 "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"
5494 #. Available since glibc 2.0
5496 #: build/C/man3/pthread_equal.3:47 build/C/man3/pthread_exit.3:75
5497 #: build/C/man3/pthread_self.3:50 build/C/man3/pthread_testcancel.3:58
5498 msgid "This function always succeeds."
5499 msgstr "この関数は常に成功する。"
5502 #: build/C/man3/pthread_equal.3:56
5504 "The B<pthread_equal>() function is necessary because thread IDs should be "
5505 "considered opaque: there is no portable way for applications to directly "
5506 "compare two I<pthread_t> values."
5508 "B<pthread_equal>() 関数が必要なのは、\n"
5509 "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"
5510 "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"
5511 "移植性を確保できる形で比較する方法はない。"
5514 #: build/C/man3/pthread_equal.3:60
5515 msgid "B<pthread_create>(3), B<pthread_self>(3), B<pthreads>(7)"
5516 msgstr "B<pthread_create>(3), B<pthread_self>(3), B<pthreads>(7)"
5519 #: build/C/man3/pthread_exit.3:26
5521 msgid "PTHREAD_EXIT"
5522 msgstr "PTHREAD_EXIT"
5525 #: build/C/man3/pthread_exit.3:29
5526 msgid "pthread_exit - terminate calling thread"
5527 msgstr "pthread_exit - 呼び出したスレッドを終了する"
5530 #: build/C/man3/pthread_exit.3:34
5532 msgid "B<void pthread_exit(void *>I<retval>B<);>\n"
5533 msgstr "B<void pthread_exit(void *>I<retval>B<);>\n"
5536 #: build/C/man3/pthread_exit.3:45
5538 "The B<pthread_exit>() function terminates the calling thread and returns a "
5539 "value via I<retval> that (if the thread is joinable) is available to "
5540 "another thread in the same process that calls B<pthread_join>(3)."
5542 "B<pthread_exit>() 関数は、呼び出したスレッドを終了し、\n"
5543 "I<retval> 経由で値を返す。\n"
5544 "この値は (そのスレッドが join 可能な場合に) B<pthread_join>(3) を\n"
5545 "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。"
5548 #: build/C/man3/pthread_exit.3:55
5550 "Any clean-up handlers established by B<pthread_cleanup_push>(3) that have "
5551 "not yet been popped, are popped (in the reverse of the order in which they "
5552 "were pushed) and executed. If the thread has any thread-specific data, "
5553 "then, after the clean-up handlers have been executed, the corresponding "
5554 "destructor functions are called, in an unspecified order."
5556 "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"
5557 "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"
5558 "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"
5559 "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"
5560 "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"
5564 #: build/C/man3/pthread_exit.3:62
5566 "When a thread terminates, process-shared resources (e.g., mutexes, condition "
5567 "variables, semaphores, and file descriptors) are not released, and functions "
5568 "registered using B<atexit>(3) are not called."
5570 "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"
5571 "(condition variables)、セマフォ、ファイルディスクリプタ)が解放される。\n"
5572 "B<atexit>(3) を使って登録された関数は呼び出されない。"
5575 #: build/C/man3/pthread_exit.3:71
5577 "After the last thread in a process terminates, the process terminates as by "
5578 "calling B<exit>(3) with an exit status of zero; thus, process-shared "
5579 "resources are released and functions registered using B<atexit>(3) are "
5582 "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"
5583 "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"
5584 "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"
5588 #: build/C/man3/pthread_exit.3:73
5589 msgid "This function does not return to the caller."
5590 msgstr "この関数は呼び出し側には返らない。"
5593 #: build/C/man3/pthread_exit.3:82
5595 "Performing a return from the start function of any thread other than the "
5596 "main thread results in an implicit call to B<pthread_exit>(), using the "
5597 "function's return value as the thread's exit status."
5599 "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"
5600 "行うと、暗黙のうちに B<pthread_exit>() が呼び出され、\n"
5601 "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。"
5604 #: build/C/man3/pthread_exit.3:88
5606 "To allow other threads to continue execution, the main thread should "
5607 "terminate by calling B<pthread_exit>() rather than B<exit>(3)."
5609 "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"
5610 "なく B<pthread_exit>() を呼び出して終了すべきである。"
5613 #: build/C/man3/pthread_exit.3:93
5615 "The value pointed to by I<retval> should not be located on the calling "
5616 "thread's stack, since the contents of that stack are undefined after the "
5617 "thread terminates."
5619 "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"
5620 "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"
5624 #. FIXME . review a later kernel to see if this gets fixed
5625 #. http://thread.gmane.org/gmane.linux.kernel/611611
5626 #. http://marc.info/?l=linux-kernel&m=122525468300823&w=2
5628 #: build/C/man3/pthread_exit.3:105
5630 "Currently, there are limitations in the kernel implementation logic for "
5631 "B<wait>(2)ing on a stopped thread group with a dead thread group leader. "
5632 "This can manifest in problems such as a locked terminal if a stop signal is "
5633 "sent to a foreground process whose thread group leader has already called "
5634 "B<pthread_exit>()."
5636 "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"
5637 "(dead) スレッドグループリーダーで B<wait>(2) する場合の、\n"
5638 "カーネル実装の論理には制限がある。\n"
5639 "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"
5640 "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"
5641 "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"
5645 #: build/C/man3/pthread_exit.3:109
5646 msgid "B<pthread_create>(3), B<pthread_join>(3), B<pthreads>(7)"
5647 msgstr "B<pthread_create>(3), B<pthread_join>(3), B<pthreads>(7)"
5650 #: build/C/man3/pthread_getattr_np.3:26
5652 msgid "PTHREAD_GETATTR_NP"
5653 msgstr "PTHREAD_GETATTR_NP"
5656 #: build/C/man3/pthread_getattr_np.3:29
5657 msgid "pthread_getattr_np - get attributes of created thread"
5658 msgstr "pthread_getattr_np - 作成されたスレッドの属性を取得する"
5661 #: build/C/man3/pthread_getattr_np.3:35
5663 msgid "B<int pthread_getattr_np(pthread_t >I<thread>B<, pthread_attr_t *>I<attr>B<);>\n"
5664 msgstr "B<int pthread_getattr_np(pthread_t >I<thread>B<, pthread_attr_t *>I<attr>B<);>\n"
5667 #: build/C/man3/pthread_getattr_np.3:45
5669 "The B<pthread_getattr_np>() function initializes the thread attributes "
5670 "object referred to by I<attr> so that it contains actual attribute values "
5671 "describing the running thread I<thread>."
5673 "B<pthread_getattr_np>() 関数は、\n"
5674 "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"
5675 "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"
5679 #: build/C/man3/pthread_getattr_np.3:52
5681 "The returned attribute values may differ from the corresponding attribute "
5682 "values passed in the I<attr> object that was used to create the thread using "
5683 "B<pthread_create>(3). In particular, the following attributes may differ:"
5685 "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"
5686 "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"
5687 "特に、以下の属性は異なる場合がある。"
5690 #: build/C/man3/pthread_getattr_np.3:55
5692 "the detach state, since a joinable thread may have detached itself after "
5695 "detach state. join 可能なスレッドは作成後に自分自身を\n"
5696 "切り離す (detach する) ことができるからである。"
5699 #: build/C/man3/pthread_getattr_np.3:58
5701 "the stack size, which the implementation may align to a suitable boundary."
5704 "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。"
5707 #: build/C/man3/pthread_getattr_np.3:63
5709 "and the guard size, which the implementation may round upward to a multiple "
5710 "of the page size, or ignore (i.e., treat as 0), if the application is "
5711 "allocating its own stack."
5714 "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"
5715 "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"
5716 "(0 として扱われる) ことがあるからである。"
5719 #: build/C/man3/pthread_getattr_np.3:68
5721 "Furthermore, if the stack address attribute was not set in the thread "
5722 "attributes object used to create the thread, then the returned thread "
5723 "attributes object will report the actual stack address that the "
5724 "implementation selected for the thread."
5726 "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"
5727 "スタックアドレスが設定されていなかった場合、\n"
5728 "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"
5729 "割り当てた実際のスタックアドレスが報告される。"
5732 #: build/C/man3/pthread_getattr_np.3:73
5734 "When the thread attributes object returned by B<pthread_getattr_np>() is no "
5735 "longer required, it should be destroyed using B<pthread_attr_destroy>(3)."
5737 "B<pthread_getattr_np>() が返したスレッド属性オブジェクトが\n"
5738 "必要なくなった際には、 B<pthread_attr_destroy>(3) を使って\n"
5739 "そのオブジェクトを破棄すべきである。"
5742 #: build/C/man3/pthread_getattr_np.3:76
5743 #: build/C/man3/pthread_getcpuclockid.3:49
5745 "On success, this function returns 0; on error, it returns a nonzero error "
5748 "成功すると、この関数は 0 を返す。\n"
5749 "エラーの場合、 0 以外のエラー番号を返す。"
5751 #. Can happen (but unlikely) while trying to allocate memory for cpuset
5753 #: build/C/man3/pthread_getattr_np.3:81
5754 msgid "Insufficient memory."
5755 msgstr "メモリが十分になかった。"
5758 #: build/C/man3/pthread_getattr_np.3:96
5760 "In addition, if I<thread> refers to the main thread, then "
5761 "B<pthread_getattr_np>() can fail because of errors from various underlying "
5762 "calls: B<fopen>(3), if I</proc/self/maps> can't be opened; and B<getrlimit>"
5763 "(2), if the B<RLIMIT_STACK> resource limit is not supported."
5765 "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"
5766 "B<pthread_getattr_np>() は内部で行われる様々な呼び出しでの\n"
5768 "I</proc/self/maps> がオープンできない場合には B<fopen>(3)\n"
5769 "でエラーが発生し、リソース上限 B<RLIMIT_STACK> が\n"
5770 "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。"
5773 #: build/C/man3/pthread_getattr_np.3:98
5774 msgid "This function is available in glibc since version 2.2.3."
5775 msgstr "この関数は glibc バージョン 2.2.3 以降で利用できる。"
5778 #: build/C/man3/pthread_getattr_np.3:101
5779 #: build/C/man3/pthread_kill_other_threads_np.3:50
5781 "This function is a nonstandard GNU extension; hence the suffix \"_np"
5782 "\" (nonportable) in the name."
5784 "この関数は非標準の GNU による拡張である。\n"
5785 "そのため、名前に \"_np\" (nonportable; 移植性がない) という接尾辞が\n"
5789 #: build/C/man3/pthread_getattr_np.3:111
5791 "The program below demonstrates the use of B<pthread_getattr_np>(). The "
5792 "program creates a thread that then uses B<pthread_getattr_np>() to retrieve "
5793 "and display its guard size, stack address, and stack size attributes. "
5794 "Command-line arguments can be used to set these attributes to values other "
5795 "than the default when creating the thread. The shell sessions below "
5796 "demonstrate the use of the program."
5798 "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"
5799 "このプログラムは、スレッドを作成し、それから\n"
5800 "B<pthread_getattr_np>() を使ってそのスレッドの属性 guard size、\n"
5801 "スタックアドレス、スタックサイズを取得し表示する。\n"
5802 "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"
5803 "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"
5804 "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。"
5807 #: build/C/man3/pthread_getattr_np.3:114
5809 "In the first run, on an x86-32 system, a thread is created using default "
5812 "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"
5813 "(x86-32 システム上で実行)。"
5816 #: build/C/man3/pthread_getattr_np.3:124
5819 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
5822 "Attributes of created thread:\n"
5823 " Guard size = 4096 bytes\n"
5824 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5825 " Stack size = 0x201000 (2101248) bytes\n"
5827 "$B< ulimit -s> # No stack limit ==E<gt> default stack size is 2MB\n"
5830 "Attributes of created thread:\n"
5831 " Guard size = 4096 bytes\n"
5832 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5833 " Stack size = 0x201000 (2101248) bytes\n"
5836 #: build/C/man3/pthread_getattr_np.3:130
5838 "In the following run, we see that if a guard size is specified, it is "
5839 "rounded up to the next multiple of the system page size (4096 bytes on "
5842 "次の実行例では、guard size が指定された場合、\n"
5843 "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"
5844 "(x86-32 ではシステムのページサイズは 4096 バイトである)。"
5847 #: build/C/man3/pthread_getattr_np.3:138
5850 "$B< ./a.out -g 4097>\n"
5851 "Thread attributes object after initializations:\n"
5852 " Guard size = 4097 bytes\n"
5853 " Stack address = (nil)\n"
5854 " Stack size = 0x0 (0) bytes\n"
5856 "$B< ./a.out -g 4097>\n"
5857 "Thread attributes object after initializations:\n"
5858 " Guard size = 4097 bytes\n"
5859 " Stack address = (nil)\n"
5860 " Stack size = 0x0 (0) bytes\n"
5863 #: build/C/man3/pthread_getattr_np.3:143
5866 "Attributes of created thread:\n"
5867 " Guard size = 8192 bytes\n"
5868 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5869 " Stack size = 0x201000 (2101248) bytes\n"
5871 "Attributes of created thread:\n"
5872 " Guard size = 8192 bytes\n"
5873 " Stack address = 0x40196000 (EOS = 0x40397000)\n"
5874 " Stack size = 0x201000 (2101248) bytes\n"
5878 #. $ ./a.out \-s 0x8000
5879 #. Thread attributes object after initializations:
5880 #. Guard size = 4096 bytes
5881 #. Stack address = 0xffff8000 (EOS = (nil))
5882 #. Stack size = 0x8000 (32768) bytes
5883 #. Attributes of created thread:
5884 #. Guard size = 4096 bytes
5885 #. Stack address = 0x4001e000 (EOS = 0x40026000)
5886 #. Stack size = 0x8000 (32768) bytes
5890 #: build/C/man3/pthread_getattr_np.3:162
5892 "In the last run, the program manually allocates a stack for the thread. In "
5893 "this case, the guard size attribute is ignored."
5895 "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"
5896 "この場合には、guard size 属性は無視される。"
5899 #: build/C/man3/pthread_getattr_np.3:167
5902 "$B< ./a.out -g 4096 -s 0x8000 -a>\n"
5903 "Allocated thread stack at 0x804d000\n"
5905 "$B< ./a.out -g 4096 -s 0x8000 -a>\n"
5906 "Allocated thread stack at 0x804d000\n"
5909 #: build/C/man3/pthread_getattr_np.3:172
5912 "Thread attributes object after initializations:\n"
5913 " Guard size = 4096 bytes\n"
5914 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
5915 " Stack size = 0x8000 (32768) bytes\n"
5917 "Thread attributes object after initializations:\n"
5918 " Guard size = 4096 bytes\n"
5919 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
5920 " Stack size = 0x8000 (32768) bytes\n"
5923 #: build/C/man3/pthread_getattr_np.3:177
5926 "Attributes of created thread:\n"
5927 " Guard size = 0 bytes\n"
5928 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
5929 " Stack size = 0x8000 (32768) bytes\n"
5931 "Attributes of created thread:\n"
5932 " Guard size = 0 bytes\n"
5933 " Stack address = 0x804d000 (EOS = 0x8055000)\n"
5934 " Stack size = 0x8000 (32768) bytes\n"
5937 #: build/C/man3/pthread_getattr_np.3:198
5941 "display_stack_related_attributes(pthread_attr_t *attr, char *prefix)\n"
5944 " size_t stack_size, guard_size;\n"
5945 " void *stack_addr;\n"
5948 "display_stack_related_attributes(pthread_attr_t *attr, char *prefix)\n"
5951 " size_t stack_size, guard_size;\n"
5952 " void *stack_addr;\n"
5955 #: build/C/man3/pthread_getattr_np.3:203
5958 " s = pthread_attr_getguardsize(attr, &guard_size);\n"
5960 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
5961 " printf(\"%sGuard size = %d bytes\\en\", prefix, guard_size);\n"
5963 " s = pthread_attr_getguardsize(attr, &guard_size);\n"
5965 " handle_error_en(s, \"pthread_attr_getguardsize\");\n"
5966 " printf(\"%sGuard size = %d bytes\\en\", prefix, guard_size);\n"
5969 #: build/C/man3/pthread_getattr_np.3:214
5972 " s = pthread_attr_getstack(attr, &stack_addr, &stack_size);\n"
5974 " handle_error_en(s, \"pthread_attr_getstack\");\n"
5975 " printf(\"%sStack address = %p\", prefix, stack_addr);\n"
5976 " if (stack_size E<gt> 0)\n"
5977 " printf(\" (EOS = %p)\", (char *) stack_addr + stack_size);\n"
5978 " printf(\"\\en\");\n"
5979 " printf(\"%sStack size = 0x%x (%d) bytes\\en\",\n"
5980 " prefix, stack_size, stack_size);\n"
5983 " s = pthread_attr_getstack(attr, &stack_addr, &stack_size);\n"
5985 " handle_error_en(s, \"pthread_attr_getstack\");\n"
5986 " printf(\"%sStack address = %p\", prefix, stack_addr);\n"
5987 " if (stack_size E<gt> 0)\n"
5988 " printf(\" (EOS = %p)\", (char *) stack_addr + stack_size);\n"
5989 " printf(\"\\en\");\n"
5990 " printf(\"%sStack size = 0x%x (%d) bytes\\en\",\n"
5991 " prefix, stack_size, stack_size);\n"
5995 #: build/C/man3/pthread_getattr_np.3:220
5999 "display_thread_attributes(pthread_t thread, char *prefix)\n"
6002 " pthread_attr_t attr;\n"
6005 "display_thread_attributes(pthread_t thread, char *prefix)\n"
6008 " pthread_attr_t attr;\n"
6011 #: build/C/man3/pthread_getattr_np.3:224
6014 " s = pthread_getattr_np(thread, &attr);\n"
6016 " handle_error_en(s, \"pthread_getattr_np\");\n"
6018 " s = pthread_getattr_np(thread, &attr);\n"
6020 " handle_error_en(s, \"pthread_getattr_np\");\n"
6023 #: build/C/man3/pthread_getattr_np.3:226
6025 msgid " display_stack_related_attributes(&attr, prefix);\n"
6026 msgstr " display_stack_related_attributes(&attr, prefix);\n"
6029 #: build/C/man3/pthread_getattr_np.3:231
6032 " s = pthread_attr_destroy(&attr);\n"
6034 " handle_error_en(s, \"pthread_attr_destroy\");\n"
6037 " s = pthread_attr_destroy(&attr);\n"
6039 " handle_error_en(s, \"pthread_attr_destroy\");\n"
6043 #: build/C/man3/pthread_getattr_np.3:237
6046 "static void * /* Start function for thread we create */\n"
6047 "thread_start(void *arg)\n"
6049 " printf(\"Attributes of created thread:\\en\");\n"
6050 " display_thread_attributes(pthread_self(), \"\\et\");\n"
6052 "static void * /* Start function for thread we create */\n"
6053 "thread_start(void *arg)\n"
6055 " printf(\"Attributes of created thread:\\en\");\n"
6056 " display_thread_attributes(pthread_self(), \"\\et\");\n"
6059 #: build/C/man3/pthread_getattr_np.3:251
6063 "usage(char *pname, char *msg)\n"
6065 " if (msg != NULL)\n"
6066 " fputs(msg, stderr);\n"
6067 " fprintf(stderr, \"Usage: %s [-s stack-size [-a]]\"\n"
6068 " \" [-g guard-size]\\en\", pname);\n"
6069 " fprintf(stderr, \"\\et\\et-a means program should allocate stack\\en\");\n"
6070 " exit(EXIT_FAILURE);\n"
6074 "usage(char *pname, char *msg)\n"
6076 " if (msg != NULL)\n"
6077 " fputs(msg, stderr);\n"
6078 " fprintf(stderr, \"Usage: %s [-s stack-size [-a]]\"\n"
6079 " \" [-g guard-size]\\en\", pname);\n"
6080 " fprintf(stderr, \"\\et\\et-a means program should allocate stack\\en\");\n"
6081 " exit(EXIT_FAILURE);\n"
6085 #: build/C/man3/pthread_getattr_np.3:264
6088 "static pthread_attr_t * /* Get thread attributes from command line */\n"
6089 "get_thread_attributes_from_cl(int argc, char *argv[],\n"
6090 " pthread_attr_t *attrp)\n"
6092 " int s, opt, allocate_stack;\n"
6093 " long stack_size, guard_size;\n"
6094 " void *stack_addr;\n"
6095 " pthread_attr_t *ret_attrp = NULL; /* Set to attrp if we initialize\n"
6096 " a thread attributes object */\n"
6097 " allocate_stack = 0;\n"
6098 " stack_size = -1;\n"
6099 " guard_size = -1;\n"
6101 "static pthread_attr_t * /* Get thread attributes from command line */\n"
6102 "get_thread_attributes_from_cl(int argc, char *argv[],\n"
6103 " pthread_attr_t *attrp)\n"
6105 " int s, opt, allocate_stack;\n"
6106 " long stack_size, guard_size;\n"
6107 " void *stack_addr;\n"
6108 " pthread_attr_t *ret_attrp = NULL; /* Set to attrp if we initialize\n"
6109 " a thread attributes object */\n"
6110 " allocate_stack = 0;\n"
6111 " stack_size = -1;\n"
6112 " guard_size = -1;\n"
6115 #: build/C/man3/pthread_getattr_np.3:273
6118 " while ((opt = getopt(argc, argv, \"ag:s:\")) != -1) {\n"
6120 " case \\(aqa\\(aq: allocate_stack = 1; break;\n"
6121 " case \\(aqg\\(aq: guard_size = strtoul(optarg, NULL, 0); break;\n"
6122 " case \\(aqs\\(aq: stack_size = strtoul(optarg, NULL, 0); break;\n"
6123 " default: usage(argv[0], NULL);\n"
6127 " while ((opt = getopt(argc, argv, \"ag:s:\")) != -1) {\n"
6129 " case \\(aqa\\(aq: allocate_stack = 1; break;\n"
6130 " case \\(aqg\\(aq: guard_size = strtoul(optarg, NULL, 0); break;\n"
6131 " case \\(aqs\\(aq: stack_size = strtoul(optarg, NULL, 0); break;\n"
6132 " default: usage(argv[0], NULL);\n"
6137 #: build/C/man3/pthread_getattr_np.3:276
6140 " if (allocate_stack && stack_size == -1)\n"
6141 " usage(argv[0], \"Specifying -a without -s makes no sense\\en\");\n"
6143 " if (allocate_stack && stack_size == -1)\n"
6144 " usage(argv[0], \"Specifying -a without -s makes no sense\\en\");\n"
6147 #: build/C/man3/pthread_getattr_np.3:279
6150 " if (argc E<gt> optind)\n"
6151 " usage(argv[0], \"Extraneous command-line arguments\\en\");\n"
6153 " if (argc E<gt> optind)\n"
6154 " usage(argv[0], \"Extraneous command-line arguments\\en\");\n"
6157 #: build/C/man3/pthread_getattr_np.3:282
6160 " if (stack_size E<gt>= 0 || guard_size E<gt> 0) {\n"
6161 " ret_attrp = attrp;\n"
6163 " if (stack_size E<gt>= 0 || guard_size E<gt> 0) {\n"
6164 " ret_attrp = attrp;\n"
6167 #: build/C/man3/pthread_getattr_np.3:287
6170 " s = pthread_attr_init(attrp);\n"
6172 " handle_error_en(s, \"pthread_attr_init\");\n"
6175 " s = pthread_attr_init(attrp);\n"
6177 " handle_error_en(s, \"pthread_attr_init\");\n"
6181 #: build/C/man3/pthread_getattr_np.3:299
6184 " if (stack_size E<gt>= 0) {\n"
6185 " if (!allocate_stack) {\n"
6186 " s = pthread_attr_setstacksize(attrp, stack_size);\n"
6188 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6190 " s = posix_memalign(&stack_addr, sysconf(_SC_PAGESIZE),\n"
6193 " handle_error_en(s, \"posix_memalign\");\n"
6194 " printf(\"Allocated thread stack at %p\\en\\en\", stack_addr);\n"
6196 " if (stack_size E<gt>= 0) {\n"
6197 " if (!allocate_stack) {\n"
6198 " s = pthread_attr_setstacksize(attrp, stack_size);\n"
6200 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6202 " s = posix_memalign(&stack_addr, sysconf(_SC_PAGESIZE),\n"
6205 " handle_error_en(s, \"posix_memalign\");\n"
6206 " printf(\"Allocated thread stack at %p\\en\\en\", stack_addr);\n"
6209 #: build/C/man3/pthread_getattr_np.3:305
6212 " s = pthread_attr_setstack(attrp, stack_addr, stack_size);\n"
6214 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6218 " s = pthread_attr_setstack(attrp, stack_addr, stack_size);\n"
6220 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6225 #: build/C/man3/pthread_getattr_np.3:311
6228 " if (guard_size E<gt>= 0) {\n"
6229 " s = pthread_attr_setguardsize(attrp, guard_size);\n"
6231 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6234 " if (guard_size E<gt>= 0) {\n"
6235 " s = pthread_attr_setguardsize(attrp, guard_size);\n"
6237 " handle_error_en(s, \"pthread_attr_setstacksize\");\n"
6241 #: build/C/man3/pthread_getattr_np.3:314
6244 " return ret_attrp;\n"
6247 " return ret_attrp;\n"
6251 #: build/C/man3/pthread_getattr_np.3:323
6255 "main(int argc, char *argv[])\n"
6259 " pthread_attr_t attr;\n"
6260 " pthread_attr_t *attrp = NULL; /* Set to &attr if we initialize\n"
6261 " a thread attributes object */\n"
6264 "main(int argc, char *argv[])\n"
6268 " pthread_attr_t attr;\n"
6269 " pthread_attr_t *attrp = NULL; /* Set to &attr if we initialize\n"
6270 " a thread attributes object */\n"
6273 #: build/C/man3/pthread_getattr_np.3:325
6275 msgid " attrp = get_thread_attributes_from_cl(argc, argv, &attr);\n"
6276 msgstr " attrp = get_thread_attributes_from_cl(argc, argv, &attr);\n"
6279 #: build/C/man3/pthread_getattr_np.3:331
6282 " if (attrp != NULL) {\n"
6283 " printf(\"Thread attributes object after initializations:\\en\");\n"
6284 " display_stack_related_attributes(attrp, \"\\et\");\n"
6285 " printf(\"\\en\");\n"
6288 " if (attrp != NULL) {\n"
6289 " printf(\"Thread attributes object after initializations:\\en\");\n"
6290 " display_stack_related_attributes(attrp, \"\\et\");\n"
6291 " printf(\"\\en\");\n"
6295 #: build/C/man3/pthread_getattr_np.3:361
6297 "B<pthread_attr_getaffinity_np>(3), B<pthread_attr_getdetachstate>(3), "
6298 "B<pthread_attr_getguardsize>(3), B<pthread_attr_getinheritsched>(3), "
6299 "B<pthread_attr_getschedparam>(3), B<pthread_attr_getschedpolicy>(3), "
6300 "B<pthread_attr_getscope>(3), B<pthread_attr_getstack>(3), "
6301 "B<pthread_attr_getstackaddr>(3), B<pthread_attr_getstacksize>(3), "
6302 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthreads>(7)"
6304 "B<pthread_attr_getaffinity_np>(3), B<pthread_attr_getdetachstate>(3), "
6305 "B<pthread_attr_getguardsize>(3), B<pthread_attr_getinheritsched>(3), "
6306 "B<pthread_attr_getschedparam>(3), B<pthread_attr_getschedpolicy>(3), "
6307 "B<pthread_attr_getscope>(3), B<pthread_attr_getstack>(3), "
6308 "B<pthread_attr_getstackaddr>(3), B<pthread_attr_getstacksize>(3), "
6309 "B<pthread_attr_init>(3), B<pthread_create>(3), B<pthreads>(7)"
6312 #: build/C/man3/pthread_getcpuclockid.3:26
6314 msgid "PTHREAD_GETCPUCLOCKID"
6315 msgstr "PTHREAD_GETCPUCLOCKID"
6318 #: build/C/man3/pthread_getcpuclockid.3:26
6324 #: build/C/man3/pthread_getcpuclockid.3:29
6325 msgid "pthread_getcpuclockid - retrieve ID of a thread's CPU time clock"
6326 msgstr "pthread_getcpuclockid - スレッドの CPU 時間時計の ID を取得する"
6329 #: build/C/man3/pthread_getcpuclockid.3:33
6332 "B<#include E<lt>pthread.hE<gt>>\n"
6333 "B<#include E<lt>time.hE<gt>>\n"
6335 "B<#include E<lt>pthread.hE<gt>>\n"
6336 "B<#include E<lt>time.hE<gt>>\n"
6339 #: build/C/man3/pthread_getcpuclockid.3:35
6341 msgid "B<int pthread_getcpuclockid(pthread_t >I<thread>B<, clockid_t *>I<clock_id);>\n"
6342 msgstr "B<int pthread_getcpuclockid(pthread_t >I<thread>B<, clockid_t *>I<clock_id);>\n"
6344 #. The clockid is constructed as follows:
6345 #. *clockid = CLOCK_THREAD_CPUTIME_ID | (pd->tid << CLOCK_IDFIELD_SIZE)
6346 #. where CLOCK_IDFIELD_SIZE is 3.
6348 #: build/C/man3/pthread_getcpuclockid.3:46
6350 "The B<pthread_getcpuclockid>() function returns the clock ID for the CPU "
6351 "time clock of the thread I<thread>."
6353 "B<pthread_getcpuclockid>() 関数は、\n"
6354 "スレッド I<thread> の CPU 時間時計のクロック ID を返す。"
6357 #: build/C/man3/pthread_getcpuclockid.3:50
6362 #. CLOCK_THREAD_CPUTIME_ID not defined
6363 #. Looking at nptl/pthread_getcpuclockid.c an ERANGE error would
6364 #. be possible if kernel thread IDs took more than 29 bits (which
6365 #. they currently cannot).
6367 #: build/C/man3/pthread_getcpuclockid.3:58
6368 msgid "Per-thread CPU time clocks are not supported by the system."
6369 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。"
6372 #: build/C/man3/pthread_getcpuclockid.3:65
6373 msgid "This function is available in glibc since version 2.2."
6374 msgstr "この関数は glibc バージョン 2.2 以降で利用できる。"
6377 #: build/C/man3/pthread_getcpuclockid.3:78
6379 "When I<thread> refers to the calling thread, this function returns an "
6380 "identifier that refers to the same clock manipulated by B<clock_gettime>(2) "
6381 "and B<clock_settime>(2) when given the clock ID B<CLOCK_THREAD_CPUTIME_ID>."
6383 "I<thread> が呼び出したスレッドを参照している場合、\n"
6384 "クロック ID B<CLOCK_THREAD_CPUTIME_ID> が指定されていれば、\n"
6385 "B<clock_gettime>(2) と B<clock_settime>(2) が操作するのと同じ時計\n"
6389 #: build/C/man3/pthread_getcpuclockid.3:84
6391 "The program below creates a thread and then uses B<clock_gettime>(2) to "
6392 "retrieve the total process CPU time, and the per-thread CPU time consumed by "
6393 "the two threads. The following shell session shows an example run:"
6395 "以下のプログラムは、スレッドを作成し、それから\n"
6396 "B<clock_gettime>(2) を使ってプロセス全体の CPU 時間を取得し、\n"
6397 "B<pthread_getcpuclockid>(3) を使って 2 つのスレッドが消費した\n"
6398 "スレッド毎の CPU 時間を取得する。\n"
6399 "下記のシェルのセッションは実行例である。"
6402 #: build/C/man3/pthread_getcpuclockid.3:94
6406 "Main thread sleeping\n"
6407 "Subthread starting infinite loop\n"
6408 "Main thread consuming some CPU time...\n"
6409 "Process total CPU time: 1.368\n"
6410 "Main thread CPU time: 0.376\n"
6411 "Subthread CPU time: 0.992\n"
6414 "Main thread sleeping\n"
6415 "Subthread starting infinite loop\n"
6416 "Main thread consuming some CPU time...\n"
6417 "Process total CPU time: 1.368\n"
6418 "Main thread CPU time: 0.376\n"
6419 "Subthread CPU time: 0.992\n"
6422 #: build/C/man3/pthread_getcpuclockid.3:100
6424 msgid "/* Link with \"-lrt\" */\n"
6425 msgstr "/* \"-lrt\" でリンクする */\n"
6428 #: build/C/man3/pthread_getcpuclockid.3:108
6431 "#include E<lt>time.hE<gt>\n"
6432 "#include E<lt>stdio.hE<gt>\n"
6433 "#include E<lt>stdlib.hE<gt>\n"
6434 "#include E<lt>unistd.hE<gt>\n"
6435 "#include E<lt>pthread.hE<gt>\n"
6436 "#include E<lt>string.hE<gt>\n"
6437 "#include E<lt>errno.hE<gt>\n"
6439 "#include E<lt>time.hE<gt>\n"
6440 "#include E<lt>stdio.hE<gt>\n"
6441 "#include E<lt>stdlib.hE<gt>\n"
6442 "#include E<lt>unistd.hE<gt>\n"
6443 "#include E<lt>pthread.hE<gt>\n"
6444 "#include E<lt>string.hE<gt>\n"
6445 "#include E<lt>errno.hE<gt>\n"
6448 #: build/C/man3/pthread_getcpuclockid.3:122
6452 "thread_start(void *arg)\n"
6454 " printf(\"Subthread starting infinite loop\\en\");\n"
6460 "thread_start(void *arg)\n"
6462 " printf(\"Subthread starting infinite loop\\en\");\n"
6468 #: build/C/man3/pthread_getcpuclockid.3:127
6472 "pclock(char *msg, clockid_t cid)\n"
6474 " struct timespec ts;\n"
6477 "pclock(char *msg, clockid_t cid)\n"
6479 " struct timespec ts;\n"
6482 #: build/C/man3/pthread_getcpuclockid.3:133
6485 " printf(\"%s\", msg);\n"
6486 " if (clock_gettime(cid, &ts) == -1)\n"
6487 " handle_error(\"clock_gettime\");\n"
6488 " printf(\"%4ld.%03ld\\en\", ts.tv_sec, ts.tv_nsec / 1000000);\n"
6491 " printf(\"%s\", msg);\n"
6492 " if (clock_gettime(cid, &ts) == -1)\n"
6493 " handle_error(\"clock_gettime\");\n"
6494 " printf(\"%4ld.%03ld\\en\", ts.tv_sec, ts.tv_nsec / 1000000);\n"
6498 #: build/C/man3/pthread_getcpuclockid.3:140
6502 "main(int argc, char *argv[])\n"
6504 " pthread_t thread;\n"
6509 "main(int argc, char *argv[])\n"
6511 " pthread_t thread;\n"
6516 #: build/C/man3/pthread_getcpuclockid.3:144
6519 " s = pthread_create(&thread, NULL, thread_start, NULL);\n"
6521 " handle_error_en(s, \"pthread_create\");\n"
6523 " s = pthread_create(&thread, NULL, thread_start, NULL);\n"
6525 " handle_error_en(s, \"pthread_create\");\n"
6528 #: build/C/man3/pthread_getcpuclockid.3:147
6531 " printf(\"Main thread sleeping\\en\");\n"
6534 " printf(\"Main thread sleeping\\en\");\n"
6538 #: build/C/man3/pthread_getcpuclockid.3:151
6541 " printf(\"Main thread consuming some CPU time...\\en\");\n"
6542 " for (j = 0; j E<lt> 2000000; j++)\n"
6545 " printf(\"Main thread consuming some CPU time...\\en\");\n"
6546 " for (j = 0; j E<lt> 2000000; j++)\n"
6550 #: build/C/man3/pthread_getcpuclockid.3:153
6552 msgid " pclock(\"Process total CPU time: \", CLOCK_PROCESS_CPUTIME_ID);\n"
6553 msgstr " pclock(\"Process total CPU time: \", CLOCK_PROCESS_CPUTIME_ID);\n"
6556 #: build/C/man3/pthread_getcpuclockid.3:158
6559 " s = pthread_getcpuclockid(pthread_self(), &cid);\n"
6561 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6562 " pclock(\"Main thread CPU time: \", cid);\n"
6564 " s = pthread_getcpuclockid(pthread_self(), &cid);\n"
6566 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6567 " pclock(\"Main thread CPU time: \", cid);\n"
6570 #: build/C/man3/pthread_getcpuclockid.3:161
6573 " /* The preceding 4 lines of code could have been replaced by:\n"
6574 " pclock(\"Main thread CPU time: \", CLOCK_THREAD_CPUTIME_ID); */\n"
6576 " /* The preceding 4 lines of code could have been replaced by:\n"
6577 " pclock(\"Main thread CPU time: \", CLOCK_THREAD_CPUTIME_ID); */\n"
6580 #: build/C/man3/pthread_getcpuclockid.3:166
6583 " s = pthread_getcpuclockid(thread, &cid);\n"
6585 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6586 " pclock(\"Subthread CPU time: 1 \", cid);\n"
6588 " s = pthread_getcpuclockid(thread, &cid);\n"
6590 " handle_error_en(s, \"pthread_getcpuclockid\");\n"
6591 " pclock(\"Subthread CPU time: 1 \", cid);\n"
6594 #: build/C/man3/pthread_getcpuclockid.3:169
6597 " exit(EXIT_SUCCESS); /* Terminates both threads */\n"
6600 " exit(EXIT_SUCCESS); /* Terminates both threads */\n"
6604 #: build/C/man3/pthread_getcpuclockid.3:178
6606 "B<clock_gettime>(2), B<clock_settime>(2), B<timer_create>(2), "
6607 "B<clock_getcpuclockid>(3), B<pthread_self>(3), B<pthreads>(7), B<time>(7)"
6609 "B<clock_gettime>(2), B<clock_settime>(2), B<timer_create>(2), "
6610 "B<clock_getcpuclockid>(3), B<pthread_self>(3), B<pthreads>(7), B<time>(7)"
6613 #: build/C/man3/pthread_join.3:26
6615 msgid "PTHREAD_JOIN"
6616 msgstr "PTHREAD_JOIN"
6619 #: build/C/man3/pthread_join.3:29
6620 msgid "pthread_join - join with a terminated thread"
6621 msgstr "pthread_join - 終了したスレッドを join する"
6624 #: build/C/man3/pthread_join.3:34
6626 msgid "B<int pthread_join(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
6627 msgstr "B<int pthread_join(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
6630 #: build/C/man3/pthread_join.3:49
6632 "The B<pthread_join>() function waits for the thread specified by I<thread> "
6633 "to terminate. If that thread has already terminated, then B<pthread_join>"
6634 "() returns immediately. The thread specified by I<thread> must be joinable."
6636 "B<pthread_join>() 関数は、I<thread> で指定されたスレッドが\n"
6637 "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"
6638 "B<pthread_join>() はすぐに返る。\n"
6639 "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。"
6642 #: build/C/man3/pthread_join.3:63
6644 "If I<retval> is not NULL, then B<pthread_join>() copies the exit status of "
6645 "the target thread (i.e., the value that the target thread supplied to "
6646 "B<pthread_exit>(3)) into the location pointed to by I<*retval>. If the "
6647 "target thread was canceled, then B<PTHREAD_CANCELED> is placed in I<*retval>."
6649 "I<retval> が NULL でない場合、 B<pthread_join>() は対象スレッドの終了\n"
6650 "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"
6651 "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"
6652 "I<*retval> には B<PTHREAD_CANCELED> が格納される。"
6655 #: build/C/man3/pthread_join.3:70
6657 "If multiple threads simultaneously try to join with the same thread, the "
6658 "results are undefined. If the thread calling B<pthread_join>() is "
6659 "canceled, then the target thread will remain joinable (i.e., it will not be "
6662 "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"
6663 "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"
6664 "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"
6668 #: build/C/man3/pthread_join.3:75
6670 "On success, B<pthread_join>() returns 0; on error, it returns an error "
6673 "成功すると、 B<pthread_join>() は 0 を返す。\n"
6677 #: build/C/man3/pthread_join.3:76
6682 #. The following verified by testing on glibc 2.8/NPTL:
6683 #. The following verified by testing on glibc 2.8/NPTL:
6685 #: build/C/man3/pthread_join.3:85
6687 "A deadlock was detected (e.g., two threads tried to join with each other); "
6688 "or I<thread> specifies the calling thread."
6690 "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"
6691 "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。"
6693 #. POSIX.1-2001 does not specify this error case.
6695 #: build/C/man3/pthread_join.3:93
6696 msgid "Another thread is already waiting to join with this thread."
6697 msgstr "別のスレッドがすでにこのスレッドの join 待ちである。"
6700 #: build/C/man3/pthread_join.3:104
6702 "After a successful call to B<pthread_join>(), the caller is guaranteed that "
6703 "the target thread has terminated."
6705 "B<pthread_join>() の呼び出しが成功した場合は、\n"
6706 "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。"
6709 #: build/C/man3/pthread_join.3:107
6711 "Joining with a thread that has previously been joined results in undefined "
6713 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。"
6716 #: build/C/man3/pthread_join.3:115
6718 "Failure to join with a thread that is joinable (i.e., one that is not "
6719 "detached), produces a \"zombie thread\". Avoid doing this, since each "
6720 "zombie thread consumes some system resources, and when enough zombie threads "
6721 "have accumulated, it will no longer be possible to create new threads (or "
6724 "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"
6725 "\"ゾンビスレッド (zombie thread)\" が生成される。\n"
6726 "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"
6727 "ゾンビスレッドがたくさん生成されてしまうと、\n"
6728 "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"
6729 "このようなことが起きるのは避けること。"
6732 #: build/C/man3/pthread_join.3:121
6734 "There is no pthreads analog of I<waitpid(-1,\\ &status,\\ 0)>, that is, "
6735 "\"join with any terminated thread\". If you believe you need this "
6736 "functionality, you probably need to rethink your application design."
6738 "pthreads には、 I<waitpid(-1,\\ &status,\\ 0)>、つまり\n"
6739 "\"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"
6740 "この機能が必要だと思うような場合には、おそらく\n"
6741 "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。"
6744 #: build/C/man3/pthread_join.3:124
6746 "All of the threads in a process are peers: any thread can join with any "
6747 "other thread in the process."
6749 "プロセス内の全てのスレッドは対等であり、\n"
6750 "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。"
6753 #: build/C/man3/pthread_join.3:134
6755 "B<pthread_cancel>(3), B<pthread_create>(3), B<pthread_detach>(3), "
6756 "B<pthread_exit>(3), B<pthread_tryjoin_np>(3), B<pthreads>(7)"
6758 "B<pthread_cancel>(3), B<pthread_create>(3), B<pthread_detach>(3), "
6759 "B<pthread_exit>(3), B<pthread_tryjoin_np>(3), B<pthreads>(7)"
6762 #: build/C/man3/pthread_kill.3:26
6764 msgid "PTHREAD_KILL"
6765 msgstr "PTHREAD_KILL"
6768 #: build/C/man3/pthread_kill.3:26 build/C/man3/pthread_sigmask.3:26
6770 #| msgid "2010-02-03"
6775 #: build/C/man3/pthread_kill.3:29
6776 msgid "pthread_kill - send a signal to a thread"
6777 msgstr "pthread_kill - スレッドにシグナルを送信する"
6780 #: build/C/man3/pthread_kill.3:32 build/C/man3/pthread_sigmask.3:32
6782 msgid "B<#include E<lt>signal.hE<gt>>\n"
6783 msgstr "B<#include E<lt>signal.hE<gt>>\n"
6786 #: build/C/man3/pthread_kill.3:34
6788 msgid "B<int pthread_kill(pthread_t >I<thread>B<, int >I<sig>B<);>\n"
6789 msgstr "B<int pthread_kill(pthread_t >I<thread>B<, int >I<sig>B<);>\n"
6792 #: build/C/man3/pthread_kill.3:45
6794 #| msgid "See B<pthread_cancel>(3)."
6795 msgid "B<pthread_kill>():"
6796 msgstr "B<pthread_cancel>(3) を参照。"
6799 #: build/C/man3/pthread_kill.3:47 build/C/man3/pthread_sigmask.3:48
6801 #| msgid "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
6802 msgid "_POSIX_C_SOURCE\\ E<gt>=\\ 199506L || _XOPEN_SOURCE\\ E<gt>=\\ 500"
6803 msgstr "_POSIX_C_SOURCE\\ E<gt>=\\ 200112L || _XOPEN_SOURCE\\ E<gt>=\\ 600"
6806 #: build/C/man3/pthread_kill.3:59
6808 "The B<pthread_kill>() function sends the signal I<sig> to I<thread>, a "
6809 "thread in the same process as the caller. The signal is asynchronously "
6810 "directed to I<thread>."
6812 "B<pthread_kill>() 関数は、呼び出したスレッドと同じプロセスの\n"
6813 "スレッド I<thread> にシグナル I<sig> を送信する。\n"
6814 "シグナルは非同期に I<thread> へ直接送られる。"
6817 #: build/C/man3/pthread_kill.3:63
6820 #| "If I<sig> is 0, then no signal is sent, but error checking is still "
6821 #| "performed; this can be used to check for the existence of a thread ID."
6823 "If I<sig> is 0, then no signal is sent, but error checking is still "
6826 "I<sig> が 0 の場合、シグナルは送信されないが、\n"
6827 "エラーチェックだけは実行される。\n"
6828 "これを使うと、スレッド ID が存在するかの確認を行うことができる。"
6831 #: build/C/man3/pthread_kill.3:68
6833 "On success, B<pthread_kill>() returns 0; on error, it returns an error "
6834 "number, and no signal is sent."
6836 "成功すると、 B<pthread_kill>() は 0 を返す。\n"
6837 "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。"
6840 #: build/C/man3/pthread_kill.3:72
6841 msgid "An invalid signal was specified."
6842 msgstr "無効なシグナルが指定された。"
6845 #: build/C/man3/pthread_kill.3:74
6847 #| msgid "POSIX.1-2001."
6848 msgid "POSIX.1-2008."
6849 msgstr "POSIX.1-2001."
6852 #: build/C/man3/pthread_kill.3:81
6854 "Signal dispositions are process-wide: if a signal handler is installed, the "
6855 "handler will be invoked in the thread I<thread>, but if the disposition of "
6856 "the signal is \"stop\", \"continue\", or \"terminate\", this action will "
6857 "affect the whole process."
6859 "シグナルの配送はプロセス全体で行われる。\n"
6860 "シグナルハンドラが設定されている場合、\n"
6861 "そのハンドラがスレッド I<thread> で起動されるが、\n"
6862 "シグナルの配送が \"stop\", \"continue\", \"terminate\" のいずれかの場合、\n"
6863 "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。"
6866 #: build/C/man3/pthread_kill.3:94
6868 "POSIX.1-2008 recommends that if an implementation detects the use of a "
6869 "thread ID after the end of its lifetime, B<pthread_kill>() should return "
6870 "the error B<ESRCH>. The glibc implementation returns this error in the "
6871 "cases where an invalid thread ID can be detected. But note also that POSIX "
6872 "says that an attempt to use a thread ID whose lifetime has ended produces "
6873 "undefined behavior, and an attempt to use an invalid thread ID in a call to "
6874 "B<pthread_kill>() can, for example, cause a segmentation fault."
6878 #: build/C/man3/pthread_kill.3:103
6880 "B<kill>(2), B<sigaction>(2), B<sigpending>(2), B<pthread_self>(3), "
6881 "B<pthread_sigmask>(3), B<raise>(3), B<pthreads>(7), B<signal>(7)"
6883 "B<kill>(2), B<sigaction>(2), B<sigpending>(2), B<pthread_self>(3), "
6884 "B<pthread_sigmask>(3), B<raise>(3), B<pthreads>(7), B<signal>(7)"
6887 #: build/C/man3/pthread_kill_other_threads_np.3:26
6889 msgid "PTHREAD_KILL_OTHER_THREADS_NP"
6890 msgstr "PTHREAD_KILL_OTHER_THREADS_NP"
6893 #: build/C/man3/pthread_kill_other_threads_np.3:26
6899 #: build/C/man3/pthread_kill_other_threads_np.3:29
6900 msgid "pthread_kill_other_threads_np - terminate all other threads in process"
6901 msgstr "pthread_kill_other_threads_np - プロセス内の他の全スレッドを終了する"
6904 #: build/C/man3/pthread_kill_other_threads_np.3:34
6906 msgid "B<void pthread_kill_other_threads_np(void);>\n"
6907 msgstr "B<void pthread_kill_other_threads_np(void);>\n"
6910 #. Available since glibc 2.0
6912 #: build/C/man3/pthread_kill_other_threads_np.3:47
6914 "B<pthread_kill_other_threads_np>() has an effect only in the LinuxThreads "
6915 "threading implementation. On that implementation, calling this function "
6916 "causes the immediate termination of all threads in the application, except "
6917 "the calling thread. The cancellation state and cancellation type of the to-"
6918 "be-terminated threads are ignored, and the cleanup handlers are not called "
6921 "B<pthread_kill_other_threads_np>() は、\n"
6922 "LinuxThreads スレッド実装においてのみ効果がある。\n"
6923 "LinuxThreads スレッド実装では、この関数を呼び出すと\n"
6924 "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"
6925 "終了対象のスレッドの cancelability state と cancelability type は\n"
6926 "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。"
6929 #: build/C/man3/pthread_kill_other_threads_np.3:59
6931 "B<pthread_kill_other_threads_np>() is intended to be called just before a "
6932 "thread calls B<execve>(2) or a similar function. This function is designed "
6933 "to address a limitation in the obsolete LinuxThreads implementation whereby "
6934 "the other threads of an application are not automatically terminated (as "
6935 "POSIX.1-2001 requires) during B<execve>(2)."
6937 "B<pthread_kill_other_threads_np>() は、\n"
6938 "スレッドが B<execve>(2) や同様の関数を呼び出す直前に\n"
6939 "呼ばれることを目的として用意されている。\n"
6940 "この関数は、(廃止予定の) LinuxThreads スレッド実装における、\n"
6941 "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"
6942 "終了されないという制限を解決するために設計された。"
6945 #: build/C/man3/pthread_kill_other_threads_np.3:66
6947 "In the NPTL threading implementation, B<pthread_kill_other_threads_np>() "
6948 "exists, but does nothing. (Nothing needs to be done, because the "
6949 "implementation does the right thing during an B<execve>(2).)"
6951 "NPTL スレッド実装では、 B<pthread_kill_other_threads_np>() は存在するが、\n"
6952 "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"
6956 #: build/C/man3/pthread_kill_other_threads_np.3:72
6958 "B<execve>(2), B<pthread_cancel>(3), B<pthread_setcancelstate>(3), "
6959 "B<pthread_setcanceltype>(3), B<pthreads>(7)"
6961 "B<execve>(2), B<pthread_cancel>(3), B<pthread_setcancelstate>(3), "
6962 "B<pthread_setcanceltype>(3), B<pthreads>(7)"
6965 #: build/C/man3/pthread_self.3:26
6967 msgid "PTHREAD_SELF"
6968 msgstr "PTHREAD_SELF"
6971 #: build/C/man3/pthread_self.3:29
6972 msgid "pthread_self - obtain ID of the calling thread"
6973 msgstr "pthread_self - 呼び出したスレッドの ID を取得する"
6976 #: build/C/man3/pthread_self.3:34
6978 msgid "B<pthread_t pthread_self(void);>\n"
6979 msgstr "B<pthread_t pthread_self(void);>\n"
6982 #: build/C/man3/pthread_self.3:46
6984 "The B<pthread_self>() function returns the ID of the calling thread. This "
6985 "is the same value that is returned in I<*thread> in the B<pthread_create>"
6986 "(3) call that created this thread."
6988 "B<pthread_self>() 関数は、呼び出したスレッドの ID を返す。\n"
6989 "得られる ID は、このスレッドが作成された B<pthread_create>(3) の\n"
6990 "呼び出しで I<*thread> で返されるのと同じ値である。"
6993 #: build/C/man3/pthread_self.3:48
6994 msgid "This function always succeeds, returning the calling thread's ID."
6995 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。"
6998 #: build/C/man3/pthread_self.3:63
7000 "POSIX.1 allows an implementation wide freedom in choosing the type used to "
7001 "represent a thread ID; for example, representation using either an "
7002 "arithmetic type or a structure is permitted. Therefore, variables of type "
7003 "I<pthread_t> can't portably be compared using the C equality operator "
7004 "(B<==>); use B<pthread_equal>(3) instead."
7006 "POSIX.1 では、スレッド ID を表現するのに使用する型は、\n"
7007 "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"
7008 "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"
7009 "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"
7010 "I<pthread_t> 型の変数の比較を行うことはできない。\n"
7011 "代わりに B<pthread_equal>(3) を使うこと。"
7014 #: build/C/man3/pthread_self.3:67
7016 "Thread identifiers should be considered opaque: any attempt to use a thread "
7017 "ID other than in pthreads calls is nonportable and can lead to unspecified "
7020 "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"
7021 "pthreads 関数以外でスレッド ID を利用しようとした場合、\n"
7022 "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。"
7025 #: build/C/man3/pthread_self.3:71
7027 "Thread IDs are guaranteed to be unique only within a process. A thread ID "
7028 "may be reused after a terminated thread has been joined, or a detached "
7029 "thread has terminated."
7031 "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"
7032 "終了したスレッドが join されたり、\n"
7033 "切り離された (detached) スレッドが終了されたりした後は、\n"
7034 "そのスレッド ID は再利用されることがある。"
7037 #: build/C/man3/pthread_self.3:76
7039 "The thread ID returned by B<pthread_self>() is not the same thing as the "
7040 "kernel thread ID returned by a call to B<gettid>(2)."
7042 "B<pthread_self>() が返すスレッド ID は、\n"
7043 "B<gettid>(2) が返すカーネルスレッド ID とは違うものである。"
7046 #: build/C/man3/pthread_self.3:80
7047 msgid "B<pthread_create>(3), B<pthread_equal>(3), B<pthreads>(7)"
7048 msgstr "B<pthread_create>(3), B<pthread_equal>(3), B<pthreads>(7)"
7051 #: build/C/man3/pthread_setaffinity_np.3:26
7053 msgid "PTHREAD_SETAFFINITY_NP"
7054 msgstr "PTHREAD_SETAFFINITY_NP"
7057 #: build/C/man3/pthread_setaffinity_np.3:30
7059 "pthread_setaffinity_np, pthread_getaffinity_np - set/get CPU affinity of a "
7062 "pthread_setaffinity_np, pthread_getaffinity_np - スレッドの\n"
7063 "CPU affinity の設定/取得を行う"
7066 #: build/C/man3/pthread_setaffinity_np.3:39
7069 "B<int pthread_setaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7070 "B< const cpu_set_t *>I<cpuset>B<);>\n"
7071 "B<int pthread_getaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7072 "B< cpu_set_t *>I<cpuset>B<);>\n"
7074 "B<int pthread_setaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7075 "B< const cpu_set_t *>I<cpuset>B<);>\n"
7076 "B<int pthread_getaffinity_np(pthread_t >I<thread>B<, size_t >I<cpusetsize>B<,>\n"
7077 "B< cpu_set_t *>I<cpuset>B<);>\n"
7080 #: build/C/man3/pthread_setaffinity_np.3:54
7082 "The B<pthread_setaffinity_np>() function sets the CPU affinity mask of the "
7083 "thread I<thread> to the CPU set pointed to by I<cpuset>. If the call is "
7084 "successful, and the thread is not currently running on one of the CPUs in "
7085 "I<cpuset>, then it is migrated to one of those CPUs."
7087 "B<pthread_setaffinity_np>() 関数は、スレッド I<thread> の CPU affinity\n"
7088 "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"
7089 "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"
7090 "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。"
7093 #: build/C/man3/pthread_setaffinity_np.3:61
7095 "The B<pthread_getaffinity_np>() function returns the CPU affinity mask of "
7096 "the thread I<thread> in the buffer pointed to by I<cpuset>."
7098 "B<pthread_getaffinity_np>() 関数は、スレッド I<thread> の CPU affinity\n"
7099 "マスクを、I<cpuset> が指すバッファに入れて返す。"
7102 #: build/C/man3/pthread_setaffinity_np.3:77
7104 "The argument I<cpusetsize> is the length (in bytes) of the buffer pointed to "
7105 "by I<cpuset>. Typically, this argument would be specified as I<sizeof"
7106 "(cpu_set_t)>. (It may be some other value, if using the macros described in "
7107 "B<CPU_SET>(3) for dynamically allocating a CPU set.)"
7109 "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"
7110 "ある。通常は、この引き数には I<sizeof(cpu_set_t)> を指定する\n"
7111 "(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"
7112 "割り当てている場合には、別の値になることもある)。"
7115 #: build/C/man3/pthread_setaffinity_np.3:81
7121 #: build/C/man3/pthread_setaffinity_np.3:84
7122 msgid "A supplied memory address was invalid."
7123 msgstr "指定されたメモリアドレスが無効である。"
7126 #: build/C/man3/pthread_setaffinity_np.3:93
7128 "(B<pthread_setaffinity_np>()) The affinity bit mask I<mask> contains no "
7129 "processors that are currently physically on the system and permitted to the "
7130 "thread according to any restrictions that may be imposed by the \"cpuset\" "
7131 "mechanism described in B<cpuset>(7)."
7133 "(B<pthread_setaffinity_np>()) affinity ビットマスク I<mask> に、\n"
7134 "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"
7135 "されているプロセッサが一つも含まれていない。\n"
7136 "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"
7137 "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。"
7140 #. Loic Domaigne commented: it seems that in the future the
7141 #. kernel developers want to make cpumask_t dynamic, so
7142 #. CONFIG_NR_CPUS might become obsolete in the future.
7144 #. The raw sched_getaffinity() system call returns the size (in bytes)
7145 #. of the cpumask_t type.
7147 #: build/C/man3/pthread_setaffinity_np.3:109
7149 "(B<pthread_setaffinity_np>()) I<cpuset> specified a CPU that was outside "
7150 "the set supported by the kernel. (The kernel configuration option "
7151 "B<CONFIG_NR_CPUS> defines the range of the set supported by the kernel data "
7152 "type used to represent CPU sets.)"
7154 "(B<pthread_setaffinity_np>()) I<cpuset> が、カーネルがサポートする CPU\n"
7155 "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"
7156 "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"
7157 "データ型がサポートする CPU 集合の範囲が定義される。)"
7160 #: build/C/man3/pthread_setaffinity_np.3:114
7162 "(B<pthread_getaffinity_np>()) I<cpusetsize> is smaller than the size of the "
7163 "affinity mask used by the kernel."
7165 "(B<pthread_getaffinity_np>()) I<cpusetsize> がカーネルが使用する\n"
7166 "affinity マスクの大きさよりも小さい。"
7169 #: build/C/man3/pthread_setaffinity_np.3:137
7171 "After a call to B<pthread_setaffinity_np>(), the set of CPUs on which the "
7172 "thread will actually run is the intersection of the set specified in the "
7173 "I<cpuset> argument and the set of CPUs actually present on the system. The "
7174 "system may further restrict the set of CPUs on which the thread runs if the "
7175 "\"cpuset\" mechanism described in B<cpuset>(7) is being used. These "
7176 "restrictions on the actual set of CPUs on which the thread will run are "
7177 "silently imposed by the kernel."
7179 "B<pthread_setaffinity_np>() を呼び出した後、\n"
7180 "そのスレッドが実際に実行される CPU 集合は、\n"
7181 "I<cpuset> 引き数で指定された集合と\n"
7182 "システムに実際に存在する CPU 集合の共通部分になる。\n"
7183 "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"
7184 "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"
7185 "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"
7186 "これらの制限は、カーネルにより黙って適用される。"
7189 #: build/C/man3/pthread_setaffinity_np.3:143
7191 "These functions are implemented on top of the B<sched_setaffinity>(2) and "
7192 "B<sched_getaffinity>(2) system calls."
7194 "これらの関数は、システムコール B<sched_setaffinity>(2) と\n"
7195 "B<sched_getaffinity>(2) を使って実装されている。"
7198 #: build/C/man3/pthread_setaffinity_np.3:154
7200 "A new thread created by B<pthread_create>(3) inherits a copy of its "
7201 "creator's CPU affinity mask."
7203 "B<pthread_create>(3) で作成される新しいスレッドは、\n"
7204 "作成者の CPU affinity マスクを継承する。"
7207 #: build/C/man3/pthread_setaffinity_np.3:162
7209 "In the following program, the main thread uses B<pthread_setaffinity_np>() "
7210 "to set its CPU affinity mask to include CPUs 0 to 7 (which may not all be "
7211 "available on the system), and then calls B<pthread_getaffinity_np>() to "
7212 "check the resulting CPU affinity mask of the thread."
7214 "以下のプログラムでは、メインスレッドは\n"
7215 "B<pthread_setaffinity_np>() を使って自分の CPU affinity マスクに\n"
7216 "CPU 0 から 7 が含まれるように設定し\n"
7217 "(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"
7218 "その後で B<pthread_getaffinity_np>() を使って\n"
7219 "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。"
7222 #: build/C/man3/pthread_setaffinity_np.3:169
7225 "#define _GNU_SOURCE\n"
7226 "#include E<lt>pthread.hE<gt>\n"
7227 "#include E<lt>stdio.hE<gt>\n"
7228 "#include E<lt>stdlib.hE<gt>\n"
7229 "#include E<lt>errno.hE<gt>\n"
7231 "#define _GNU_SOURCE\n"
7232 "#include E<lt>pthread.hE<gt>\n"
7233 "#include E<lt>stdio.hE<gt>\n"
7234 "#include E<lt>stdlib.hE<gt>\n"
7235 "#include E<lt>errno.hE<gt>\n"
7238 #: build/C/man3/pthread_setaffinity_np.3:179
7242 "main(int argc, char *argv[])\n"
7245 " cpu_set_t cpuset;\n"
7246 " pthread_t thread;\n"
7249 "main(int argc, char *argv[])\n"
7252 " cpu_set_t cpuset;\n"
7253 " pthread_t thread;\n"
7256 #: build/C/man3/pthread_setaffinity_np.3:181
7258 msgid " thread = pthread_self();\n"
7259 msgstr " thread = pthread_self();\n"
7262 #: build/C/man3/pthread_setaffinity_np.3:183
7264 msgid " /* Set affinity mask to include CPUs 0 to 7 */\n"
7265 msgstr " /* Set affinity mask to include CPUs 0 to 7 */\n"
7268 #: build/C/man3/pthread_setaffinity_np.3:187
7271 " CPU_ZERO(&cpuset);\n"
7272 " for (j = 0; j E<lt> 8; j++)\n"
7273 " CPU_SET(j, &cpuset);\n"
7275 " CPU_ZERO(&cpuset);\n"
7276 " for (j = 0; j E<lt> 8; j++)\n"
7277 " CPU_SET(j, &cpuset);\n"
7280 #: build/C/man3/pthread_setaffinity_np.3:191
7283 " s = pthread_setaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7285 " handle_error_en(s, \"pthread_setaffinity_np\");\n"
7287 " s = pthread_setaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7289 " handle_error_en(s, \"pthread_setaffinity_np\");\n"
7292 #: build/C/man3/pthread_setaffinity_np.3:193
7294 msgid " /* Check the actual affinity mask assigned to the thread */\n"
7295 msgstr " /* Check the actual affinity mask assigned to the thread */\n"
7298 #: build/C/man3/pthread_setaffinity_np.3:197
7301 " s = pthread_getaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7303 " handle_error_en(s, \"pthread_getaffinity_np\");\n"
7305 " s = pthread_getaffinity_np(thread, sizeof(cpu_set_t), &cpuset);\n"
7307 " handle_error_en(s, \"pthread_getaffinity_np\");\n"
7310 #: build/C/man3/pthread_setaffinity_np.3:202
7313 " printf(\"Set returned by pthread_getaffinity_np() contained:\\en\");\n"
7314 " for (j = 0; j E<lt> CPU_SETSIZE; j++)\n"
7315 " if (CPU_ISSET(j, &cpuset))\n"
7316 " printf(\" CPU %d\\en\", j);\n"
7318 " printf(\"Set returned by pthread_getaffinity_np() contained:\\en\");\n"
7319 " for (j = 0; j E<lt> CPU_SETSIZE; j++)\n"
7320 " if (CPU_ISSET(j, &cpuset))\n"
7321 " printf(\" CPU %d\\en\", j);\n"
7324 #: build/C/man3/pthread_setaffinity_np.3:205
7325 #: build/C/man3/pthread_setschedparam.3:430
7328 " exit(EXIT_SUCCESS);\n"
7331 " exit(EXIT_SUCCESS);\n"
7335 #: build/C/man3/pthread_setaffinity_np.3:214
7337 "B<sched_setaffinity>(2), B<sched_setscheduler>(2), "
7338 "B<pthread_attr_setaffinity_np>(3), B<pthread_self>(3), B<sched_getcpu>(3), "
7339 "B<cpuset>(7), B<pthreads>(7)"
7341 "B<sched_setaffinity>(2), B<sched_setscheduler>(2), "
7342 "B<pthread_attr_setaffinity_np>(3), B<pthread_self>(3), B<sched_getcpu>(3), "
7343 "B<cpuset>(7), B<pthreads>(7)"
7346 #: build/C/man3/pthread_setcancelstate.3:26
7348 msgid "PTHREAD_SETCANCELSTATE"
7349 msgstr "PTHREAD_SETCANCELSTATE"
7352 #: build/C/man3/pthread_setcancelstate.3:30
7354 "pthread_setcancelstate, pthread_setcanceltype - set cancelability state and "
7357 "pthread_setcancelstate, pthread_setcanceltype - cancelability state と "
7358 "cancelability type を設定する"
7361 #: build/C/man3/pthread_setcancelstate.3:36
7364 "B<int pthread_setcancelstate(int >I<state>B<, int *>I<oldstate>B<);>\n"
7365 "B<int pthread_setcanceltype(int >I<type>B<, int *>I<oldtype>B<);>\n"
7367 "B<int pthread_setcancelstate(int >I<state>B<, int *>I<oldstate>B<);>\n"
7368 "B<int pthread_setcanceltype(int >I<type>B<, int *>I<oldtype>B<);>\n"
7371 #: build/C/man3/pthread_setcancelstate.3:51
7373 "The B<pthread_setcancelstate>() sets the cancelability state of the calling "
7374 "thread to the value given in I<state>. The previous cancelability state of "
7375 "the thread is returned in the buffer pointed to by I<oldstate>. The "
7376 "I<state> argument must have one of the following values:"
7378 "B<pthread_setcancelstate>() は、呼び出したスレッドの\n"
7379 "cancelability state に I<state> で指定された\n"
7380 "値を設定する。変更前のスレッドの cancelability state は\n"
7381 "I<oldstate> が指すバッファで返される。\n"
7382 "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。"
7385 #: build/C/man3/pthread_setcancelstate.3:51
7387 msgid "B<PTHREAD_CANCEL_ENABLE>"
7388 msgstr "B<PTHREAD_CANCEL_ENABLE>"
7391 #: build/C/man3/pthread_setcancelstate.3:58
7393 "The thread is cancelable. This is the default cancelability state in all "
7394 "new threads, including the initial thread. The thread's cancelability type "
7395 "determines when a cancelable thread will respond to a cancellation request."
7397 "スレッドは取り消し可能 (cancelable) である。\n"
7398 "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"
7399 "cancelability state である。これには最初のスレッドも含まれる。\n"
7400 "スレッドの cancelability type により、取り消し可能なスレッドが\n"
7401 "取り消し要求にいつ反応するかが決まる。"
7404 #: build/C/man3/pthread_setcancelstate.3:58
7406 msgid "B<PTHREAD_CANCEL_DISABLE>"
7407 msgstr "B<PTHREAD_CANCEL_DISABLE>"
7410 #: build/C/man3/pthread_setcancelstate.3:63
7412 "The thread is not cancelable. If a cancellation request is received, it is "
7413 "blocked until cancelability is enabled."
7415 "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"
7416 "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。"
7419 #: build/C/man3/pthread_setcancelstate.3:75
7421 "The B<pthread_setcanceltype>() sets the cancelability type of the calling "
7422 "thread to the value given in I<type>. The previous cancelability type of "
7423 "the thread is returned in the buffer pointed to by I<oldtype>. The I<type> "
7424 "argument must have one of the following values:"
7426 "B<pthread_setcanceltype>() は、呼び出したスレッドの\n"
7427 "cancelability type に I<type> で指定された値を設定する。\n"
7428 "変更前のスレッドの cancelability type は\n"
7429 "I<oldtype> が指すバッファで返される。\n"
7430 "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。"
7433 #: build/C/man3/pthread_setcancelstate.3:75
7435 msgid "B<PTHREAD_CANCEL_DEFERRED>"
7436 msgstr "B<PTHREAD_CANCEL_DEFERRED>"
7439 #: build/C/man3/pthread_setcancelstate.3:82
7441 "A cancellation request is deferred until the thread next calls a function "
7442 "that is a cancellation point (see B<pthreads>(7)). This is the default "
7443 "cancelability type in all new threads, including the initial thread."
7445 "そのスレッドが次に取り消しポイント (cancellation point) の関数を\n"
7446 "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"
7447 "スレッドでのデフォルトの cancelability type である。\n"
7451 #: build/C/man3/pthread_setcancelstate.3:82
7453 msgid "B<PTHREAD_CANCEL_ASYNCHRONOUS>"
7454 msgstr "B<PTHREAD_CANCEL_ASYNCHRONOUS>"
7457 #: build/C/man3/pthread_setcancelstate.3:88
7459 "The thread can be canceled at any time. (Typically, it will be canceled "
7460 "immediately upon receiving a cancellation request, but the system doesn't "
7463 "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"
7464 "システムがそのことを保証しているわけではない)。"
7467 #: build/C/man3/pthread_setcancelstate.3:92
7469 "The set-and-get operation performed by each of these functions is atomic "
7470 "with respect to other threads in the process calling the same function."
7472 "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"
7473 "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"
7477 #: build/C/man3/pthread_setcancelstate.3:99
7478 msgid "The B<pthread_setcancelstate>() can fail with the following error:"
7479 msgstr "B<pthread_setcancelstate>() は以下のエラーで失敗する場合がある。"
7482 #: build/C/man3/pthread_setcancelstate.3:103
7483 msgid "Invalid value for I<state>."
7484 msgstr "I<state> に無効な値が指定された。"
7487 #: build/C/man3/pthread_setcancelstate.3:107
7488 msgid "The B<pthread_setcanceltype>() can fail with the following error:"
7489 msgstr "B<pthread_setcanceltype>() は以下のエラーで失敗する場合がある。"
7492 #. Available since glibc 2.0
7494 #: build/C/man3/pthread_setcancelstate.3:113
7495 msgid "Invalid value for I<type>."
7496 msgstr "I<type> に無効な値が指定された。"
7499 #: build/C/man3/pthread_setcancelstate.3:118
7501 "For details of what happens when a thread is canceled, see B<pthread_cancel>"
7504 "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"
7505 "B<pthread_cancel>(3) を参照。"
7508 #: build/C/man3/pthread_setcancelstate.3:125
7510 "Briefly disabling cancelability is useful if a thread performs some critical "
7511 "action that must not be interrupted by a cancellation request. Beware of "
7512 "disabling cancelability for long periods, or around operations that may "
7513 "block for long periods, since that will render the thread unresponsive to "
7514 "cancellation requests."
7516 "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"
7517 "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"
7518 "長い時間 cancelability を無効にしたり、長い時間停止 (block) される\n"
7519 "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"
7520 "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"
7521 "スレッドが応答しない状態になってしまうからである。"
7524 #: build/C/man3/pthread_setcancelstate.3:156
7526 "Setting the cancelability type to B<PTHREAD_CANCEL_ASYNCHRONOUS> is rarely "
7527 "useful. Since the thread could be canceled at I<any> time, it cannot safely "
7528 "reserve resources (e.g., allocating memory with B<malloc>(3)), acquire "
7529 "mutexes, semaphores, or locks, and so on. Reserving resources is unsafe "
7530 "because the application has no way of knowing what the state of these "
7531 "resources is when the thread is canceled; that is, did cancellation occur "
7532 "before the resources were reserved, while they were reserved, or after they "
7533 "were released? Furthermore, some internal data structures (e.g., the linked "
7534 "list of free blocks managed by the B<malloc>(3) family of functions) may be "
7535 "left in an inconsistent state if cancellation occurs in the middle of the "
7536 "function call. Consequently, clean-up handlers cease to be useful. "
7537 "Functions that can be safely asynchronously canceled are called I<async-"
7538 "cancel-safe functions>. POSIX.1-2001 requires only that B<pthread_cancel>"
7539 "(3), B<pthread_setcancelstate>(), and B<pthread_setcanceltype>() be async-"
7540 "cancel-safe. In general, other library functions can't be safely called "
7541 "from an asynchronously cancelable thread. One of the few circumstances in "
7542 "which asynchronous cancelability is useful is for cancellation of a thread "
7543 "that is in a pure compute-bound loop."
7545 "cancelability type を B<PTHREAD_CANCEL_ASYNCHRONOUS> に設定して役に立つ\n"
7546 "ことはめったにない。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\n"
7547 "になるので、スレッドが安全にリソースの確保 (例えば B<malloc>(3) で\n"
7548 "メモリを割り当てる) や mutex、セマフォ、ロックなどの獲得を行うことがで\n"
7549 "きない。アプリケーションは、スレッドがキャンセルされる際に、これらのリ\n"
7550 "ソースがどのような状態にあるかを知る術はないので、リソースの確保が安全\n"
7551 "ではなくなる。つまり、キャンセルが起こったのが、リソースの確保前なのか、\n"
7552 "確保中なのか、確保後なのかが分からない。さらに、関数呼び出しの最中に\n"
7553 "キャンセルが発生すると、いくつかの内部データ構造 (例えば、B<malloc>(3)\n"
7554 "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) が一貫性のない\n"
7555 "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ドラ\n"
7556 "が役に立たないものになってしまう。\n"
7557 "非同期で安全にキャンセルできる関数は I<async-cancel-safe functions> と\n"
7558 "呼ばれる。 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\n"
7559 "れている関数は B<pthread_cancel>(3), B<pthread_setcancelstate>(),\n"
7560 "B<pthread_setcanceltype>() だけである。一般的には、それ以外のライブラリ\n"
7561 "関数は、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\n"
7562 "い。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\n"
7563 "行うループ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。"
7565 #. It looks like at least Solaris, FreeBSD and Tru64 support this.
7567 #: build/C/man3/pthread_setcancelstate.3:174
7569 "The Linux threading implementations permit the I<oldstate> argument of "
7570 "B<pthread_setcancelstate>() to be NULL, in which case the information about "
7571 "the previous cancelability state is not returned to the caller. Many other "
7572 "implementations also permit a NULL I<oldstat> argument, but POSIX.1-2001 "
7573 "does not specify this point, so portable applications should always specify "
7574 "a non-NULL value in I<oldstate>. A precisely analogous set of statements "
7575 "applies for the I<oldtype> argument of B<pthread_setcanceltype>()."
7577 "Linux のスレッド実装では、 B<pthread_setcancelstate>() の I<oldstate>\n"
7578 "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"
7579 "変更前の cancelability state の情報が呼び出し側に返されない。\n"
7580 "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"
7581 "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"
7582 "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"
7583 "NULL 以外の値を指定するようにすべきである。\n"
7584 "B<pthread_setcanceltype>() の I<oldtype> 引き数についても、\n"
7588 #: build/C/man3/pthread_setcancelstate.3:177
7589 msgid "See B<pthread_cancel>(3)."
7590 msgstr "B<pthread_cancel>(3) を参照。"
7593 #: build/C/man3/pthread_setcancelstate.3:182
7595 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_testcancel>(3), "
7598 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_testcancel>(3), "
7602 #: build/C/man3/pthread_setconcurrency.3:25
7604 msgid "PTHREAD_SETCONCURRENCY"
7605 msgstr "PTHREAD_SETCONCURRENCY"
7608 #: build/C/man3/pthread_setconcurrency.3:25
7614 #: build/C/man3/pthread_setconcurrency.3:29
7616 "pthread_setconcurrency, pthread_getconcurrency - set/get the concurrency "
7619 "pthread_setconcurrency, pthread_getconcurrency - 並列処理レベルの設定/取得を"
7623 #: build/C/man3/pthread_setconcurrency.3:35
7626 "B<int pthread_setconcurrency(int >I<new_level>B<);>\n"
7627 "B<int pthread_getconcurrency(void);>\n"
7629 "B<int pthread_setconcurrency(int >I<new_level>B<);>\n"
7630 "B<int pthread_getconcurrency(void);>\n"
7633 #: build/C/man3/pthread_setconcurrency.3:48
7635 "The B<pthread_setconcurrency>() function informs the implementation of the "
7636 "application's desired concurrency level, specified in I<new_level>. The "
7637 "implementation takes this only as a hint: POSIX.1 does not specify the level "
7638 "of concurrency that should be provided as a result of calling "
7639 "B<pthread_setconcurrency>()."
7641 "B<pthread_setconcurrency>() 関数は、アプリケーションが希望する\n"
7642 "並列処理レベル (concurrency level) をスレッド実装に通知する。\n"
7643 "希望する並列処理レベルは I<new_level> で指定する。\n"
7644 "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"
7645 "POSIX.1 では、 B<pthread_setconcurrency>() の呼び出した結果、\n"
7646 "どのような並列度になるべきかは規定されていない。"
7649 #: build/C/man3/pthread_setconcurrency.3:53
7651 "Specifying I<new_level> as 0 instructs the implementation to manage the "
7652 "concurrency level as it deems appropriate."
7654 "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"
7655 "実装側で適切とみなしたレベルに設定するようになる。"
7658 #: build/C/man3/pthread_setconcurrency.3:56
7660 "B<pthread_getconcurrency>() returns the current value of the concurrency "
7661 "level for this process."
7663 "B<pthread_getconcurrency>() は、このプロセスの concurrency level\n"
7667 #: build/C/man3/pthread_setconcurrency.3:61
7669 "On success, B<pthread_setconcurrency>() returns 0; on error, it returns a "
7670 "nonzero error number."
7672 "成功すると、 B<pthread_setconcurrency>() は 0 を返す。\n"
7673 "エラーの場合、 0 以外のエラー番号を返す。"
7676 #: build/C/man3/pthread_setconcurrency.3:68
7678 "B<pthread_getconcurrency>() always succeeds, returning the concurrency "
7679 "level set by a previous call to B<pthread_setconcurrency>(), or 0, if "
7680 "B<pthread_setconcurrency>() has not previously been called."
7682 "B<pthread_getconcurrency>() は常に成功し、最後の\n"
7683 "B<pthread_getconcurrency>() の呼び出しで設定された \n"
7684 "concurrency level を返す。 B<pthread_getconcurrency>() が\n"
7685 "それまでに一度も呼び出されていない場合は 0 が返る。"
7688 #: build/C/man3/pthread_setconcurrency.3:71
7689 msgid "B<pthread_setconcurrency>() can fail with the following error:"
7690 msgstr "B<pthread_setconcurrency>() は以下のエラーで失敗する場合がある。"
7693 #: build/C/man3/pthread_setconcurrency.3:75
7694 msgid "I<new_level> is negative."
7695 msgstr "I<new_level> が負である。"
7698 #: build/C/man3/pthread_setconcurrency.3:81
7700 "POSIX.1-2001 also documents an B<EAGAIN> error (\"the value specified by "
7701 "I<new_level> would cause a system resource to be exceeded\")."
7703 "POSIX.1-2001 には、エラー B<EAGAIN> も記載されている\n"
7704 "(「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"
7708 #: build/C/man3/pthread_setconcurrency.3:83
7709 msgid "These functions are available in glibc since version 2.1."
7710 msgstr "これらの関数は glibc バージョン 2.1 以降で利用できる。"
7713 #: build/C/man3/pthread_setconcurrency.3:87
7714 msgid "The default concurrency level is 0."
7715 msgstr "デフォルトの concurrency level は 0 である。"
7718 #: build/C/man3/pthread_setconcurrency.3:94
7720 "Concurrency levels are meaningful only for M:N threading implementations, "
7721 "where at any moment a subset of a process's set of user-level threads may be "
7722 "bound to a smaller number of kernel-scheduling entities. Setting the "
7723 "concurrency level allows the application to give the system a hint as to the "
7724 "number of kernel-scheduling entities that should be provided for efficient "
7725 "execution of the application."
7727 "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"
7728 "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"
7729 "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"
7730 "スケジューリング実体 (kernel-scheduling entity) に結び付けられる。\n"
7731 "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"
7732 "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"
7736 #: build/C/man3/pthread_setconcurrency.3:100
7738 "Both LinuxThreads and NPTL are 1:1 threading implementations, so setting the "
7739 "concurrency level has no meaning. In other words, on Linux these functions "
7740 "merely exist for compatibility with other systems, and they have no effect "
7741 "on the execution of a program."
7743 "LinuxThreads と NPTL のどちらも 1:1 スレッド実装であり、\n"
7744 "並列処理レベルを設定しても何の意味もない。\n"
7745 "言い換えると、 Linux では、これらの関数は、\n"
7746 "他のシステムとの互換性のためだけに存在し、\n"
7747 "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。"
7750 #: build/C/man3/pthread_setconcurrency.3:103
7751 msgid "B<pthread_attr_setscope>(3), B<pthreads>(7)"
7752 msgstr "B<pthread_attr_setscope>(3), B<pthreads>(7)"
7755 #: build/C/man3/pthread_setname_np.3:26
7757 msgid "PTHREAD_SETNAME_NP"
7758 msgstr "PTHREAD_SETNAME_NP"
7761 #: build/C/man3/pthread_setname_np.3:29
7762 msgid "pthread_setname_np, pthread_getname_np - set/get the name of a thread"
7763 msgstr "pthread_setname_np, pthread_getname_np - スレッド名の設定/取得を行う"
7766 #: build/C/man3/pthread_setname_np.3:36
7769 "B<#define _GNU_SOURCE> /* See feature_test_macros(7) */\n"
7770 "B<#include E<lt>pthread.hE<gt>>\n"
7771 "B<int pthread_setname_np(pthread_t >I<thread>B<, const char *>I<name>B<);>\n"
7772 "B<int pthread_getname_np(pthread_t >I<thread>B<,>\n"
7773 "B< const char *>I<name>B<, size_t >I<len>B<);>\n"
7775 "B<#define _GNU_SOURCE> /* feature_test_macros(7) 参照 */\n"
7776 "B<#include E<lt>pthread.hE<gt>>\n"
7777 "B<int pthread_setname_np(pthread_t >I<thread>B<, const char *>I<name>B<);>\n"
7778 "B<int pthread_getname_np(pthread_t >I<thread>B<,>\n"
7779 "B< const char *>I<name>B<, size_t >I<len>B<);>\n"
7782 #: build/C/man3/pthread_setname_np.3:55
7784 "By default, all the threads created using B<pthread_create>() inherit the "
7785 "program name. The B<pthread_setname_np>() function can be used to set a "
7786 "unique name for a thread, which can be useful for debugging multithreaded "
7787 "applications. The thread name is a meaningful C language string, whose "
7788 "length is restricted to 16 characters, including the terminating null byte "
7789 "(\\(aq\\e0\\(aq). The I<thread> argument specifies the thread whose name is "
7790 "to be changed; I<name> specifies the new name."
7792 "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"
7793 "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"
7794 "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"
7795 "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"
7796 "は 16 文字に限定されており、 終端の NULL バイト (\\(aq\\e0\\(aq) も 16 文字に"
7797 "含まれる。 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"
7801 #: build/C/man3/pthread_setname_np.3:72
7803 "The B<pthread_getname_np>() function can be used to retrieve the name of "
7804 "the thread. The I<thread> argument specifies the thread whose name is to be "
7805 "retrieved. The buffer I<name> is used to return the thread name; I<len> "
7806 "specifies the number of bytes available in I<name>. The buffer specified by "
7807 "I<name> should be at least 16 characters in length. The returned thread "
7808 "name in the output buffer will be null terminated."
7810 "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。 "
7811 "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"
7812 "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"
7813 "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。 "
7814 "出力バッファに返されたスレッド名は NULL 終端される。"
7817 #: build/C/man3/pthread_setname_np.3:79
7819 "The B<pthread_setname_np>() function can fail with the following error:"
7820 msgstr "B<pthread_setname_np>() は以下のエラーで失敗する場合がある。"
7823 #: build/C/man3/pthread_setname_np.3:79 build/C/man3/pthread_setname_np.3:88
7829 #: build/C/man3/pthread_setname_np.3:84
7831 "The length of the string specified pointed to by I<name> exceeds the allowed "
7833 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。"
7836 #: build/C/man3/pthread_setname_np.3:88
7838 "The B<pthread_getname_np>() function can fail with the following error:"
7839 msgstr "B<pthread_getname_np>() は以下のエラーで失敗する場合がある。"
7842 #: build/C/man3/pthread_setname_np.3:95
7844 "The buffer specified by I<name> and I<len> is too small to hold the thread "
7847 "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"
7851 #: build/C/man3/pthread_setname_np.3:100
7853 "If either of these functions fails to open I</proc/self/task/[tid]/comm>, "
7854 "then the call may fail with one of the errors described in B<open>(2)."
7856 "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 "
7857 "B<open>(2) で説明されているエラーのいずれかで失敗する。"
7860 #: build/C/man3/pthread_setname_np.3:102
7861 msgid "These functions first appeared in glibc in version 2.12."
7862 msgstr "これらの関数は glibc バージョン 2.12 で初めて登場した。"
7865 #: build/C/man3/pthread_setname_np.3:104
7866 msgid "These functions are nonstandard GNU extensions."
7867 msgstr "これらの関数は非標準の GNU による拡張である。"
7870 #: build/C/man3/pthread_setname_np.3:114
7873 #| "B<pthread_setname_np>() internally writes to the thread specific comm "
7874 #| "file under I</proc> filesystem: I</proc/self/task/[tid]/comm>. "
7875 #| "B<pthread_getname_np>() retrieves it from the same location."
7877 "B<pthread_setname_np>() internally writes to the thread-specific I<comm> "
7878 "file under the I</proc> filesystem: I</proc/self/task/[tid]/comm>. "
7879 "B<pthread_getname_np>() retrieves it from the same location."
7881 "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 "
7882 "comm ファイル (I</proc/self/task/[tid]/comm>) に書き込みを行う。 "
7883 "B<pthread_getname_np>() はこのファイルから読み出しを行う。"
7886 #: build/C/man3/pthread_setname_np.3:120
7888 "The program below demonstrates the use of B<pthread_setname_np>() and "
7889 "B<pthread_getname_np>()."
7891 "以下のプログラムは、 B<pthread_setname_np>() と B<pthread_getname_np>()\n"
7895 #: build/C/man3/pthread_setname_np.3:122
7896 msgid "The following shell session shows a sample run of the program:"
7897 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。"
7900 #: build/C/man3/pthread_setname_np.3:138
7904 "Created a thread. Default name is: a.out\n"
7905 "The thread name after setting it is THREADFOO.\n"
7906 "B<^Z> # Suspend the program\n"
7907 "[1]+ Stopped ./a.out\n"
7908 "$ B<ps H -C a.out -o 'pid tid cmd comm'>\n"
7909 " PID TID CMD COMMAND\n"
7910 " 5990 5990 ./a.out a.out\n"
7911 " 5990 5991 ./a.out THREADFOO\n"
7912 "$ B<cat /proc/5990/task/5990/comm>\n"
7914 "$ B<cat /proc/5990/task/5991/comm>\n"
7918 "Created a thread. Default name is: a.out\n"
7919 "The thread name after setting it is THREADFOO.\n"
7920 "B<^Z> # Suspend the program\n"
7921 "[1]+ Stopped ./a.out\n"
7922 "$ B<ps H -C a.out -o 'pid tid cmd comm'>\n"
7923 " PID TID CMD COMMAND\n"
7924 " 5990 5990 ./a.out a.out\n"
7925 " 5990 5991 ./a.out THREADFOO\n"
7926 "$ B<cat /proc/5990/task/5990/comm>\n"
7928 "$ B<cat /proc/5990/task/5991/comm>\n"
7932 #: build/C/man3/pthread_setname_np.3:150
7935 "#define _GNU_SOURCE\n"
7936 "#include E<lt>pthread.hE<gt>\n"
7937 "#include E<lt>stdio.hE<gt>\n"
7938 "#include E<lt>string.hE<gt>\n"
7939 "#include E<lt>unistd.hE<gt>\n"
7940 "#include E<lt>errno.hE<gt>\n"
7941 "#include E<lt>stdlib.hE<gt>\n"
7943 "#define _GNU_SOURCE\n"
7944 "#include E<lt>pthread.hE<gt>\n"
7945 "#include E<lt>stdio.hE<gt>\n"
7946 "#include E<lt>string.hE<gt>\n"
7947 "#include E<lt>unistd.hE<gt>\n"
7948 "#include E<lt>errno.hE<gt>\n"
7949 "#include E<lt>stdlib.hE<gt>\n"
7952 #: build/C/man3/pthread_setname_np.3:152
7954 msgid "#define NAMELEN 16\n"
7955 msgstr "#define NAMELEN 16\n"
7958 #: build/C/man3/pthread_setname_np.3:156
7961 "#define errExitEN(en, msg) \\e\n"
7962 " do { errno = en; perror(msg); exit(EXIT_FAILURE); \\e\n"
7965 "#define errExitEN(en, msg) \\e\n"
7966 " do { errno = en; perror(msg); exit(EXIT_FAILURE); \\e\n"
7970 #: build/C/man3/pthread_setname_np.3:163
7974 "threadfunc(void *parm)\n"
7976 " sleep(5); // allow main program to set the thread name\n"
7981 "threadfunc(void *parm)\n"
7983 " sleep(5); // allow main program to set the thread name\n"
7988 #: build/C/man3/pthread_setname_np.3:170
7992 "main(int argc, char **argv)\n"
7994 " pthread_t thread;\n"
7996 " char thread_name[NAMELEN];\n"
7999 "main(int argc, char **argv)\n"
8001 " pthread_t thread;\n"
8003 " char thread_name[NAMELEN];\n"
8006 #: build/C/man3/pthread_setname_np.3:174
8009 " rc = pthread_create(&thread, NULL, threadfunc, NULL);\n"
8011 " errExitEN(rc, \"pthread_create\");\n"
8013 " rc = pthread_create(&thread, NULL, threadfunc, NULL);\n"
8015 " errExitEN(rc, \"pthread_create\");\n"
8018 #: build/C/man3/pthread_setname_np.3:178
8021 " rc = pthread_getname_np(thread, thread_name, NAMELEN);\n"
8023 " errExitEN(rc, \"pthread_getname_np\");\n"
8025 " rc = pthread_getname_np(thread, thread_name, NAMELEN);\n"
8027 " errExitEN(rc, \"pthread_getname_np\");\n"
8030 #: build/C/man3/pthread_setname_np.3:183
8033 " printf(\"Created a thread. Default name is: %s\\en\", thread_name);\n"
8034 " rc = pthread_setname_np(thread, (argc E<gt> 1) ? argv[1] : \"THREADFOO\");\n"
8036 " errExitEN(rc, \"pthread_setname_np\");\n"
8038 " printf(\"Created a thread. Default name is: %s\\en\", thread_name);\n"
8039 " rc = pthread_setname_np(thread, (argc E<gt> 1) ? argv[1] : \"THREADFOO\");\n"
8041 " errExitEN(rc, \"pthread_setname_np\");\n"
8044 #: build/C/man3/pthread_setname_np.3:185
8046 msgid " sleep(2);\n"
8047 msgstr " sleep(2);\n"
8050 #: build/C/man3/pthread_setname_np.3:191
8053 " rc = pthread_getname_np(thread, thread_name,\n"
8054 " (argc E<gt> 2) ? atoi(argv[1]) : NAMELEN);\n"
8056 " errExitEN(rc, \"pthread_getname_np\");\n"
8057 " printf(\"The thread name after setting it is %s.\\en\", thread_name);\n"
8059 " rc = pthread_getname_np(thread, thread_name,\n"
8060 " (argc E<gt> 2) ? atoi(argv[1]) : NAMELEN);\n"
8062 " errExitEN(rc, \"pthread_getname_np\");\n"
8063 " printf(\"The thread name after setting it is %s.\\en\", thread_name);\n"
8066 #: build/C/man3/pthread_setname_np.3:195
8069 " rc = pthread_join(thread, NULL);\n"
8071 " errExitEN(rc, \"pthread_join\");\n"
8073 " rc = pthread_join(thread, NULL);\n"
8075 " errExitEN(rc, \"pthread_join\");\n"
8078 #: build/C/man3/pthread_setname_np.3:199
8081 " printf(\"Done\\en\");\n"
8082 " exit(EXIT_SUCCESS);\n"
8085 " printf(\"Done\\en\");\n"
8086 " exit(EXIT_SUCCESS);\n"
8090 #: build/C/man3/pthread_setname_np.3:206
8091 msgid "B<prctl>(2), B<pthread_create>(3), B<pthreads>(7)"
8092 msgstr "B<prctl>(2), B<pthread_create>(3), B<pthreads>(7)"
8095 #: build/C/man3/pthread_setschedparam.3:26
8097 msgid "PTHREAD_SETSCHEDPARAM"
8098 msgstr "PTHREAD_SETSCHEDPARAM"
8101 #: build/C/man3/pthread_setschedparam.3:30
8103 "pthread_setschedparam, pthread_getschedparam - set/get scheduling policy and "
8104 "parameters of a thread"
8106 "pthread_setschedparam, pthread_getschedparam - スレッドの\n"
8107 "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"
8110 #: build/C/man3/pthread_setschedparam.3:38
8113 "B<pthread_setschedparam(pthread_t >I<thread>B<, int >I<policy>B<,>\n"
8114 "B< const struct sched_param *>I<param>B<);>\n"
8115 "B<pthread_getschedparam(pthread_t >I<thread>B<, int *>I<policy>B<,>\n"
8116 "B< struct sched_param *>I<param>B<);>\n"
8118 "B<pthread_setschedparam(pthread_t >I<thread>B<, int >I<policy>B<,>\n"
8119 "B< const struct sched_param *>I<param>B<);>\n"
8120 "B<pthread_getschedparam(pthread_t >I<thread>B<, int *>I<policy>B<,>\n"
8121 "B< struct sched_param *>I<param>B<);>\n"
8124 #: build/C/man3/pthread_setschedparam.3:46
8126 "The B<pthread_setschedparam>() function sets the scheduling policy and "
8127 "parameters of the thread I<thread>."
8129 "B<pthread_setschedparam>() 関数は、スレッド I<thread> の\n"
8130 "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。"
8132 #. FIXME . pthread_setschedparam() places no restriction on the policy,
8133 #. but pthread_attr_setschedpolicy() restricts policy to RR/FIFO/OTHER
8134 #. http://sourceware.org/bugzilla/show_bug.cgi?id=7013
8136 #: build/C/man3/pthread_setschedparam.3:57
8138 "I<policy> specifies the new scheduling policy for I<thread>. The supported "
8139 "values for I<policy>, and their semantics, are described in "
8140 "B<sched_setscheduler>(2)."
8142 "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。\n"
8143 "I<policy> に指定できる値とその意味は B<sched_setscheduler>(2) で\n"
8147 #: build/C/man3/pthread_setschedparam.3:63
8149 "The structure pointed to by I<param> specifies the new scheduling parameters "
8150 "for I<thread>. Scheduling parameters are maintained in the following "
8153 "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"
8154 "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。"
8156 #. FIXME . nptl/pthread_setschedparam.c has the following
8157 #. /* If the thread should have higher priority because of some
8158 #. PTHREAD_PRIO_PROTECT mutexes it holds, adjust the priority. */
8159 #. Eventually (perhaps after writing the mutexattr pages), we
8160 #. may want to add something on the topic to this page.
8162 #: build/C/man3/pthread_setschedparam.3:104
8164 "The B<pthread_getschedparam>() function returns the scheduling policy and "
8165 "parameters of the thread I<thread>, in the buffers pointed to by I<policy> "
8166 "and I<param>, respectively. The returned priority value is that set by the "
8167 "most recent B<pthread_setschedparam>(), B<pthread_setschedprio>(3), or "
8168 "B<pthread_create>(3) call that affected I<thread>. The returned priority "
8169 "does not reflect any temporary priority adjustments as a result of calls to "
8170 "any priority inheritance or priority ceiling functions (see, for example, "
8171 "B<pthread_mutexattr_setprioceiling>(3) and B<pthread_mutexattr_setprotocol>"
8174 "B<pthread_getschedparam>() 関数は、スレッド I<thread> の\n"
8175 "スケジューリングポリシーとパラメータを、\n"
8176 "それぞれ I<policy> と I<param> が指すバッファに入れて返す。\n"
8177 "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"
8178 "B<pthread_setschedparam>(), B<pthread_setschedprio>,\n"
8179 "B<pthread_create> で設定された値となる。\n"
8180 "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"
8181 "(例えば B<pthread_mutexattr_setprioceiling>(3) や\n"
8182 "B<pthread_mutexattr_setprotocol>(3) を参照) の呼び出しの結果\n"
8183 "行われる一時的な優先度の調整の影響を受けない。"
8186 #: build/C/man3/pthread_setschedparam.3:112
8188 "On success, these functions return 0; on error, they return a nonzero error "
8189 "number. If B<pthread_setschedparam>() fails, the scheduling policy and "
8190 "parameters of I<thread> are not changed."
8192 "成功すると、これらの関数は 0 を返す。\n"
8193 "エラーの場合、0 以外のエラー番号を返す。\n"
8194 "B<pthread_setschedparam>() が失敗した場合、 I<thread> の\n"
8195 "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。"
8198 #: build/C/man3/pthread_setschedparam.3:114
8199 msgid "Both of these functions can fail with the following error:"
8200 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。"
8203 #: build/C/man3/pthread_setschedparam.3:122
8205 "B<pthread_setschedparam>() may additionally fail with the following errors:"
8206 msgstr "B<pthread_setschedparam>() はさらに以下のエラーで失敗する場合がある。"
8209 #: build/C/man3/pthread_setschedparam.3:129
8211 "I<policy> is not a recognized policy, or I<param> does not make sense for "
8214 "I<policy> が認識できないポリシーであるか、\n"
8215 "I<param> が I<policy> では意味を持たない値である。"
8218 #: build/C/man3/pthread_setschedparam.3:133
8220 "The caller does not have appropriate privileges to set the specified "
8221 "scheduling policy and parameters."
8223 "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"
8227 #. Available since glibc 2.0
8229 #: build/C/man3/pthread_setschedparam.3:141
8231 "POSIX.1-2001 also documents an B<ENOTSUP> (\"attempt was made to set the "
8232 "policy or scheduling parameters to an unsupported value\") error for "
8233 "B<pthread_setschedparam>()."
8235 "POSIX.1-2001 では、 B<pthread_setschedparam>() に関して\n"
8236 "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"
8237 "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。"
8240 #: build/C/man3/pthread_setschedparam.3:149
8242 "For a description of the permissions required to, and the effect of, "
8243 "changing a thread's scheduling policy and priority, and details of the "
8244 "permitted ranges for priorities in each scheduling policy, see "
8245 "B<sched_setscheduler>(2)."
8247 "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\n"
8248 "変更した場合の影響、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\n"
8249 "の範囲の詳細については、 B<sched_setscheduler>(2) を参照。"
8252 #: build/C/man3/pthread_setschedparam.3:156
8254 "The program below demonstrates the use of B<pthread_setschedparam>() and "
8255 "B<pthread_getschedparam>(), as well as the use of a number of other "
8256 "scheduling-related pthreads functions."
8258 "以下のプログラムは B<pthread_setschedparam>() と\n"
8259 "B<pthread_getschedparam>() やスケジューリングに関連する pthreads の\n"
8260 "他のいろいろな関数の使用例を示すものである。"
8263 #: build/C/man3/pthread_setschedparam.3:172
8265 "In the following run, the main thread sets its scheduling policy to "
8266 "B<SCHED_FIFO> with a priority of 10, and initializes a thread attributes "
8267 "object with a scheduling policy attribute of B<SCHED_RR> and a scheduling "
8268 "priority attribute of 20. The program then sets (using "
8269 "B<pthread_attr_setinheritsched>(3)) the inherit scheduler attribute of the "
8270 "thread attributes object to B<PTHREAD_EXPLICIT_SCHED>, meaning that threads "
8271 "created using this attributes object should take their scheduling attributes "
8272 "from the thread attributes object. The program then creates a thread using "
8273 "the thread attributes object, and that thread displays its scheduling policy "
8276 "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"
8277 "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"
8278 "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"
8280 "次に、このプログラムは (B<pthread_attr_setinheritsched>(3) を使って) \n"
8281 "そのスレッド属性オブジェクトの inherit scheduler 属性に\n"
8282 "B<PTHREAD_EXPLICIT_SCHED> を設定する。B<PTHREAD_EXPLICIT_SCHED> は、\n"
8283 "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"
8284 "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"
8285 "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"
8286 "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。"
8289 #: build/C/man3/pthread_setschedparam.3:180
8292 "$ B<su> # Need privilege to set real-time scheduling policies\n"
8294 "# B<./a.out -mf10 -ar20 -i e>\n"
8295 "Scheduler settings of main thread\n"
8296 " policy=SCHED_FIFO, priority=10\n"
8298 "$ B<su> # Need privilege to set real-time scheduling policies\n"
8300 "# B<./a.out -mf10 -ar20 -i e>\n"
8301 "Scheduler settings of main thread\n"
8302 " policy=SCHED_FIFO, priority=10\n"
8305 #: build/C/man3/pthread_setschedparam.3:184
8308 "Scheduler settings in \\(aqattr\\(aq\n"
8309 " policy=SCHED_RR, priority=20\n"
8310 " inheritsched is EXPLICIT\n"
8312 "Scheduler settings in \\(aqattr\\(aq\n"
8313 " policy=SCHED_RR, priority=20\n"
8314 " inheritsched is EXPLICIT\n"
8317 #: build/C/man3/pthread_setschedparam.3:187
8320 "Scheduler attributes of new thread\n"
8321 " policy=SCHED_RR, priority=20\n"
8323 "Scheduler attributes of new thread\n"
8324 " policy=SCHED_RR, priority=20\n"
8327 #: build/C/man3/pthread_setschedparam.3:192
8329 "In the above output, one can see that the scheduling policy and priority "
8330 "were taken from the values specified in the thread attributes object."
8332 "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"
8333 "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。"
8336 #: build/C/man3/pthread_setschedparam.3:199
8338 "The next run is the same as the previous, except that the inherit scheduler "
8339 "attribute is set to B<PTHREAD_INHERIT_SCHED>, meaning that threads created "
8340 "using the thread attributes object should ignore the scheduling attributes "
8341 "specified in the attributes object and instead take their scheduling "
8342 "attributes from the creating thread."
8344 "次の実行例は前のものと同じだが、 inherit scheduler 属性が \n"
8345 "B<PTHREAD_INHERIT_SCHED> に設定される点が異なる。\n"
8346 "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"
8347 "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"
8348 "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"
8352 #: build/C/man3/pthread_setschedparam.3:205
8355 "# B<./a.out -mf10 -ar20 -i i>\n"
8356 "Scheduler settings of main thread\n"
8357 " policy=SCHED_FIFO, priority=10\n"
8359 "# B<./a.out -mf10 -ar20 -i i>\n"
8360 "Scheduler settings of main thread\n"
8361 " policy=SCHED_FIFO, priority=10\n"
8364 #: build/C/man3/pthread_setschedparam.3:209
8367 "Scheduler settings in \\(aqattr\\(aq\n"
8368 " policy=SCHED_RR, priority=20\n"
8369 " inheritsched is INHERIT\n"
8371 "Scheduler settings in \\(aqattr\\(aq\n"
8372 " policy=SCHED_RR, priority=20\n"
8373 " inheritsched is INHERIT\n"
8376 #: build/C/man3/pthread_setschedparam.3:212
8379 "Scheduler attributes of new thread\n"
8380 " policy=SCHED_FIFO, priority=10\n"
8382 "Scheduler attributes of new thread\n"
8383 " policy=SCHED_FIFO, priority=10\n"
8386 #: build/C/man3/pthread_setschedparam.3:218
8388 "In the above output, one can see that the scheduling policy and priority "
8389 "were taken from the creating thread, rather than the thread attributes "
8392 "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"
8393 "スレッド属性オブジェクトからではなく、\n"
8394 "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。"
8397 #: build/C/man3/pthread_setschedparam.3:224
8399 "Note that if we had omitted the I<-i\\ i> option, the output would have been "
8400 "the same, since B<PTHREAD_INHERIT_SCHED> is the default for the inherit "
8401 "scheduler attribute."
8403 "なお、 I<-i\\ i> を省略した場合でも、\n"
8404 "B<PTHREAD_INHERIT_SCHED> が inherit scheduler 属性のデフォルト値なので、\n"
8408 #: build/C/man3/pthread_setschedparam.3:228
8410 msgid "/* pthreads_sched_test.c */\n"
8411 msgstr "/* pthreads_sched_test.c */\n"
8414 #: build/C/man3/pthread_setschedparam.3:234
8417 "#include E<lt>pthread.hE<gt>\n"
8418 "#include E<lt>stdio.hE<gt>\n"
8419 "#include E<lt>stdlib.hE<gt>\n"
8420 "#include E<lt>unistd.hE<gt>\n"
8421 "#include E<lt>errno.hE<gt>\n"
8423 "#include E<lt>pthread.hE<gt>\n"
8424 "#include E<lt>stdio.hE<gt>\n"
8425 "#include E<lt>stdlib.hE<gt>\n"
8426 "#include E<lt>unistd.hE<gt>\n"
8427 "#include E<lt>errno.hE<gt>\n"
8430 #: build/C/man3/pthread_setschedparam.3:243
8434 "usage(char *prog_name, char *msg)\n"
8436 " if (msg != NULL)\n"
8437 " fputs(msg, stderr);\n"
8440 "usage(char *prog_name, char *msg)\n"
8442 " if (msg != NULL)\n"
8443 " fputs(msg, stderr);\n"
8446 #: build/C/man3/pthread_setschedparam.3:260
8449 " fprintf(stderr, \"Usage: %s [options]\\en\", prog_name);\n"
8450 " fprintf(stderr, \"Options are:\\en\");\n"
8451 "#define fpe(msg) fprintf(stderr, \"\\et%s\", msg); /* Shorter */\n"
8452 " fpe(\"-aE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority in\\en\");\n"
8453 " fpe(\" thread attributes object\\en\");\n"
8454 " fpe(\" E<lt>policyE<gt> can be\\en\");\n"
8455 " fpe(\" f SCHED_FIFO\\en\");\n"
8456 " fpe(\" r SCHED_RR\\en\");\n"
8457 " fpe(\" o SCHED_OTHER\\en\");\n"
8458 " fpe(\"-A Use default thread attributes object\\en\");\n"
8459 " fpe(\"-i {e|s} Set inherit scheduler attribute to\\en\");\n"
8460 " fpe(\" \\(aqexplicit\\(aq or \\(aqinherit\\(aq\\en\");\n"
8461 " fpe(\"-mE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority on\\en\");\n"
8462 " fpe(\" main thread before pthread_create() call\\en\");\n"
8463 " exit(EXIT_FAILURE);\n"
8466 " fprintf(stderr, \"Usage: %s [options]\\en\", prog_name);\n"
8467 " fprintf(stderr, \"Options are:\\en\");\n"
8468 "#define fpe(msg) fprintf(stderr, \"\\et%s\", msg); /* Shorter */\n"
8469 " fpe(\"-aE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority in\\en\");\n"
8470 " fpe(\" thread attributes object\\en\");\n"
8471 " fpe(\" E<lt>policyE<gt> can be\\en\");\n"
8472 " fpe(\" f SCHED_FIFO\\en\");\n"
8473 " fpe(\" r SCHED_RR\\en\");\n"
8474 " fpe(\" o SCHED_OTHER\\en\");\n"
8475 " fpe(\"-A Use default thread attributes object\\en\");\n"
8476 " fpe(\"-i {e|s} Set inherit scheduler attribute to\\en\");\n"
8477 " fpe(\" \\(aqexplicit\\(aq or \\(aqinherit\\(aq\\en\");\n"
8478 " fpe(\"-mE<lt>policyE<gt>E<lt>prioE<gt> Set scheduling policy and priority on\\en\");\n"
8479 " fpe(\" main thread before pthread_create() call\\en\");\n"
8480 " exit(EXIT_FAILURE);\n"
8484 #: build/C/man3/pthread_setschedparam.3:271
8488 "get_policy(char p, int *policy)\n"
8491 " case \\(aqf\\(aq: *policy = SCHED_FIFO; return 1;\n"
8492 " case \\(aqr\\(aq: *policy = SCHED_RR; return 1;\n"
8493 " case \\(aqo\\(aq: *policy = SCHED_OTHER; return 1;\n"
8494 " default: return 0;\n"
8499 "get_policy(char p, int *policy)\n"
8502 " case \\(aqf\\(aq: *policy = SCHED_FIFO; return 1;\n"
8503 " case \\(aqr\\(aq: *policy = SCHED_RR; return 1;\n"
8504 " case \\(aqo\\(aq: *policy = SCHED_OTHER; return 1;\n"
8505 " default: return 0;\n"
8510 #: build/C/man3/pthread_setschedparam.3:282
8514 "display_sched_attr(int policy, struct sched_param *param)\n"
8516 " printf(\" policy=%s, priority=%d\\en\",\n"
8517 " (policy == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
8518 " (policy == SCHED_RR) ? \"SCHED_RR\" :\n"
8519 " (policy == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
8521 " param-E<gt>sched_priority);\n"
8525 "display_sched_attr(int policy, struct sched_param *param)\n"
8527 " printf(\" policy=%s, priority=%d\\en\",\n"
8528 " (policy == SCHED_FIFO) ? \"SCHED_FIFO\" :\n"
8529 " (policy == SCHED_RR) ? \"SCHED_RR\" :\n"
8530 " (policy == SCHED_OTHER) ? \"SCHED_OTHER\" :\n"
8532 " param-E<gt>sched_priority);\n"
8536 #: build/C/man3/pthread_setschedparam.3:288
8540 "display_thread_sched_attr(char *msg)\n"
8543 " struct sched_param param;\n"
8546 "display_thread_sched_attr(char *msg)\n"
8549 " struct sched_param param;\n"
8552 #: build/C/man3/pthread_setschedparam.3:292
8555 " s = pthread_getschedparam(pthread_self(), &policy, ¶m);\n"
8557 " handle_error_en(s, \"pthread_getschedparam\");\n"
8559 " s = pthread_getschedparam(pthread_self(), &policy, ¶m);\n"
8561 " handle_error_en(s, \"pthread_getschedparam\");\n"
8564 #: build/C/man3/pthread_setschedparam.3:296
8567 " printf(\"%s\\en\", msg);\n"
8568 " display_sched_attr(policy, ¶m);\n"
8571 " printf(\"%s\\en\", msg);\n"
8572 " display_sched_attr(policy, ¶m);\n"
8576 #: build/C/man3/pthread_setschedparam.3:301
8580 "thread_start(void *arg)\n"
8582 " display_thread_sched_attr(\"Scheduler attributes of new thread\");\n"
8585 "thread_start(void *arg)\n"
8587 " display_thread_sched_attr(\"Scheduler attributes of new thread\");\n"
8590 #: build/C/man3/pthread_setschedparam.3:304
8600 #: build/C/man3/pthread_setschedparam.3:314
8604 "main(int argc, char *argv[])\n"
8606 " int s, opt, inheritsched, use_null_attrib, policy;\n"
8607 " pthread_t thread;\n"
8608 " pthread_attr_t attr;\n"
8609 " pthread_attr_t *attrp;\n"
8610 " char *attr_sched_str, *main_sched_str, *inheritsched_str;\n"
8611 " struct sched_param param;\n"
8614 "main(int argc, char *argv[])\n"
8616 " int s, opt, inheritsched, use_null_attrib, policy;\n"
8617 " pthread_t thread;\n"
8618 " pthread_attr_t attr;\n"
8619 " pthread_attr_t *attrp;\n"
8620 " char *attr_sched_str, *main_sched_str, *inheritsched_str;\n"
8621 " struct sched_param param;\n"
8624 #: build/C/man3/pthread_setschedparam.3:316
8626 msgid " /* Process command-line options */\n"
8627 msgstr " /* Process command-line options */\n"
8630 #: build/C/man3/pthread_setschedparam.3:321
8633 " use_null_attrib = 0;\n"
8634 " attr_sched_str = NULL;\n"
8635 " main_sched_str = NULL;\n"
8636 " inheritsched_str = NULL;\n"
8638 " use_null_attrib = 0;\n"
8639 " attr_sched_str = NULL;\n"
8640 " main_sched_str = NULL;\n"
8641 " inheritsched_str = NULL;\n"
8644 #: build/C/man3/pthread_setschedparam.3:331
8647 " while ((opt = getopt(argc, argv, \"a:Ai:m:\")) != -1) {\n"
8649 " case \\(aqa\\(aq: attr_sched_str = optarg; break;\n"
8650 " case \\(aqA\\(aq: use_null_attrib = 1; break;\n"
8651 " case \\(aqi\\(aq: inheritsched_str = optarg; break;\n"
8652 " case \\(aqm\\(aq: main_sched_str = optarg; break;\n"
8653 " default: usage(argv[0], \"Unrecognized option\\en\");\n"
8657 " while ((opt = getopt(argc, argv, \"a:Ai:m:\")) != -1) {\n"
8659 " case \\(aqa\\(aq: attr_sched_str = optarg; break;\n"
8660 " case \\(aqA\\(aq: use_null_attrib = 1; break;\n"
8661 " case \\(aqi\\(aq: inheritsched_str = optarg; break;\n"
8662 " case \\(aqm\\(aq: main_sched_str = optarg; break;\n"
8663 " default: usage(argv[0], \"Unrecognized option\\en\");\n"
8668 #: build/C/man3/pthread_setschedparam.3:335
8671 " if (use_null_attrib &&\n"
8672 " (inheritsched_str != NULL || attr_sched_str != NULL))\n"
8673 " usage(argv[0], \"Can\\(aqt specify -A with -i or -a\\en\");\n"
8675 " if (use_null_attrib &&\n"
8676 " (inheritsched_str != NULL || attr_sched_str != NULL))\n"
8677 " usage(argv[0], \"Can\\(aqt specify -A with -i or -a\\en\");\n"
8680 #: build/C/man3/pthread_setschedparam.3:338
8683 " /* Optionally set scheduling attributes of main thread,\n"
8684 " and display the attributes */\n"
8686 " /* Optionally set scheduling attributes of main thread,\n"
8687 " and display the attributes */\n"
8690 #: build/C/man3/pthread_setschedparam.3:343
8693 " if (main_sched_str != NULL) {\n"
8694 " if (!get_policy(main_sched_str[0], &policy))\n"
8695 " usage(argv[0], \"Bad policy for main thread (-s)\\en\");\n"
8696 " param.sched_priority = strtol(&main_sched_str[1], NULL, 0);\n"
8698 " if (main_sched_str != NULL) {\n"
8699 " if (!get_policy(main_sched_str[0], &policy))\n"
8700 " usage(argv[0], \"Bad policy for main thread (-s)\\en\");\n"
8701 " param.sched_priority = strtol(&main_sched_str[1], NULL, 0);\n"
8704 #: build/C/man3/pthread_setschedparam.3:348
8707 " s = pthread_setschedparam(pthread_self(), policy, ¶m);\n"
8709 " handle_error_en(s, \"pthread_setschedparam\");\n"
8712 " s = pthread_setschedparam(pthread_self(), policy, ¶m);\n"
8714 " handle_error_en(s, \"pthread_setschedparam\");\n"
8718 #: build/C/man3/pthread_setschedparam.3:351
8721 " display_thread_sched_attr(\"Scheduler settings of main thread\");\n"
8722 " printf(\"\\en\");\n"
8724 " display_thread_sched_attr(\"Scheduler settings of main thread\");\n"
8725 " printf(\"\\en\");\n"
8728 #: build/C/man3/pthread_setschedparam.3:353
8730 msgid " /* Initialize thread attributes object according to options */\n"
8731 msgstr " /* Initialize thread attributes object according to options */\n"
8734 #: build/C/man3/pthread_setschedparam.3:362
8737 " if (!use_null_attrib) {\n"
8738 " s = pthread_attr_init(&attr);\n"
8740 " handle_error_en(s, \"pthread_attr_init\");\n"
8744 " if (!use_null_attrib) {\n"
8745 " s = pthread_attr_init(&attr);\n"
8747 " handle_error_en(s, \"pthread_attr_init\");\n"
8752 #: build/C/man3/pthread_setschedparam.3:370
8755 " if (inheritsched_str != NULL) {\n"
8756 " if (inheritsched_str[0] == \\(aqe\\(aq)\n"
8757 " inheritsched = PTHREAD_EXPLICIT_SCHED;\n"
8758 " else if (inheritsched_str[0] == \\(aqi\\(aq)\n"
8759 " inheritsched = PTHREAD_INHERIT_SCHED;\n"
8761 " usage(argv[0], \"Value for -i must be \\(aqe\\(aq or \\(aqi\\(aq\\en\");\n"
8763 " if (inheritsched_str != NULL) {\n"
8764 " if (inheritsched_str[0] == \\(aqe\\(aq)\n"
8765 " inheritsched = PTHREAD_EXPLICIT_SCHED;\n"
8766 " else if (inheritsched_str[0] == \\(aqi\\(aq)\n"
8767 " inheritsched = PTHREAD_INHERIT_SCHED;\n"
8769 " usage(argv[0], \"Value for -i must be \\(aqe\\(aq or \\(aqi\\(aq\\en\");\n"
8772 #: build/C/man3/pthread_setschedparam.3:375
8775 " s = pthread_attr_setinheritsched(&attr, inheritsched);\n"
8777 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
8780 " s = pthread_attr_setinheritsched(&attr, inheritsched);\n"
8782 " handle_error_en(s, \"pthread_attr_setinheritsched\");\n"
8786 #: build/C/man3/pthread_setschedparam.3:381
8789 " if (attr_sched_str != NULL) {\n"
8790 " if (!get_policy(attr_sched_str[0], &policy))\n"
8792 " \"Bad policy for \\(aqattr\\(aq (-a)\\en\");\n"
8793 " param.sched_priority = strtol(&attr_sched_str[1], NULL, 0);\n"
8795 " if (attr_sched_str != NULL) {\n"
8796 " if (!get_policy(attr_sched_str[0], &policy))\n"
8798 " \"Bad policy for \\(aqattr\\(aq (-a)\\en\");\n"
8799 " param.sched_priority = strtol(&attr_sched_str[1], NULL, 0);\n"
8802 #: build/C/man3/pthread_setschedparam.3:389
8805 " s = pthread_attr_setschedpolicy(&attr, policy);\n"
8807 " handle_error_en(s, \"pthread_attr_setschedpolicy\");\n"
8808 " s = pthread_attr_setschedparam(&attr, ¶m);\n"
8810 " handle_error_en(s, \"pthread_attr_setschedparam\");\n"
8813 " s = pthread_attr_setschedpolicy(&attr, policy);\n"
8815 " handle_error_en(s, \"pthread_attr_setschedpolicy\");\n"
8816 " s = pthread_attr_setschedparam(&attr, ¶m);\n"
8818 " handle_error_en(s, \"pthread_attr_setschedparam\");\n"
8822 #: build/C/man3/pthread_setschedparam.3:392
8825 " /* If we initialized a thread attributes object, display\n"
8826 " the scheduling attributes that were set in the object */\n"
8828 " /* If we initialized a thread attributes object, display\n"
8829 " the scheduling attributes that were set in the object */\n"
8832 #: build/C/man3/pthread_setschedparam.3:400
8835 " if (attrp != NULL) {\n"
8836 " s = pthread_attr_getschedparam(&attr, ¶m);\n"
8838 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
8839 " s = pthread_attr_getschedpolicy(&attr, &policy);\n"
8841 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
8843 " if (attrp != NULL) {\n"
8844 " s = pthread_attr_getschedparam(&attr, ¶m);\n"
8846 " handle_error_en(s, \"pthread_attr_getschedparam\");\n"
8847 " s = pthread_attr_getschedpolicy(&attr, &policy);\n"
8849 " handle_error_en(s, \"pthread_attr_getschedpolicy\");\n"
8852 #: build/C/man3/pthread_setschedparam.3:403
8855 " printf(\"Scheduler settings in \\(aqattr\\(aq\\en\");\n"
8856 " display_sched_attr(policy, ¶m);\n"
8858 " printf(\"Scheduler settings in \\(aqattr\\(aq\\en\");\n"
8859 " display_sched_attr(policy, ¶m);\n"
8862 #: build/C/man3/pthread_setschedparam.3:411
8865 " s = pthread_attr_getinheritsched(&attr, &inheritsched);\n"
8866 " printf(\" inheritsched is %s\\en\",\n"
8867 " (inheritsched == PTHREAD_INHERIT_SCHED) ? \"INHERIT\" :\n"
8868 " (inheritsched == PTHREAD_EXPLICIT_SCHED) ? \"EXPLICIT\" :\n"
8870 " printf(\"\\en\");\n"
8873 " s = pthread_attr_getinheritsched(&attr, &inheritsched);\n"
8874 " printf(\" inheritsched is %s\\en\",\n"
8875 " (inheritsched == PTHREAD_INHERIT_SCHED) ? \"INHERIT\" :\n"
8876 " (inheritsched == PTHREAD_EXPLICIT_SCHED) ? \"EXPLICIT\" :\n"
8878 " printf(\"\\en\");\n"
8882 #: build/C/man3/pthread_setschedparam.3:413
8884 msgid " /* Create a thread that will display its scheduling attributes */\n"
8885 msgstr " /* Create a thread that will display its scheduling attributes */\n"
8888 #: build/C/man3/pthread_setschedparam.3:417
8891 " s = pthread_create(&thread, attrp, &thread_start, NULL);\n"
8893 " handle_error_en(s, \"pthread_create\");\n"
8895 " s = pthread_create(&thread, attrp, &thread_start, NULL);\n"
8897 " handle_error_en(s, \"pthread_create\");\n"
8900 #: build/C/man3/pthread_setschedparam.3:419
8902 msgid " /* Destroy unneeded thread attributes object */\n"
8903 msgstr " /* Destroy unneeded thread attributes object */\n"
8906 #: build/C/man3/pthread_setschedparam.3:427
8909 " s = pthread_join(thread, NULL);\n"
8911 " handle_error_en(s, \"pthread_join\");\n"
8913 " s = pthread_join(thread, NULL);\n"
8915 " handle_error_en(s, \"pthread_join\");\n"
8918 #: build/C/man3/pthread_setschedparam.3:445
8920 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<sched_setscheduler>(2), "
8921 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
8922 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
8923 "B<pthread_create>(3), B<pthread_self>(3), B<pthread_setschedprio>(3), "
8926 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<sched_setscheduler>(2), "
8927 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
8928 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
8929 "B<pthread_create>(3), B<pthread_self>(3), B<pthread_setschedprio>(3), "
8933 #: build/C/man3/pthread_setschedprio.3:26
8935 msgid "PTHREAD_SETSCHEDPRIO"
8936 msgstr "PTHREAD_SETSCHEDPRIO"
8939 #: build/C/man3/pthread_setschedprio.3:26
8945 #: build/C/man3/pthread_setschedprio.3:29
8946 msgid "pthread_setschedprio - set scheduling priority of a thread"
8947 msgstr "pthread_setschedprio - スレッドのスケジューリング優先度を設定する"
8950 #: build/C/man3/pthread_setschedprio.3:34
8952 msgid "B<pthread_setschedprio(pthread_t >I<thread>B<, int >I<prio>B<);>\n"
8953 msgstr "B<pthread_setschedprio(pthread_t >I<thread>B<, int >I<prio>B<);>\n"
8955 #. FIXME . nptl/pthread_setschedprio.c has the following
8956 #. /* If the thread should have higher priority because of some
8957 #. PTHREAD_PRIO_PROTECT mutexes it holds, adjust the priority. */
8958 #. Eventually (perhaps after writing the mutexattr pages), we
8959 #. may want to add something on the topic to this page.
8960 #. nptl/pthread_setschedparam.c has a similar case.
8962 #: build/C/man3/pthread_setschedprio.3:53
8964 "The B<pthread_setschedprio>() function sets the scheduling priority of the "
8965 "thread I<thread> to the value specified in I<prio>. (By contrast "
8966 "B<pthread_setschedparam>(3) changes both the scheduling policy and priority "
8969 "B<pthread_setschedprio>() 関数は、スレッド I<thread> のスケジューリング\n"
8970 "優先度に I<prio> で指定された値を設定する\n"
8971 "(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"
8975 #: build/C/man3/pthread_setschedprio.3:61
8977 "On success, this function returns 0; on error, it returns a nonzero error "
8978 "number. If B<pthread_setschedprio>() fails, the scheduling priority of "
8979 "I<thread> is not changed."
8981 "成功すると、この関数は 0 を返す。\n"
8982 "エラーの場合、0 以外のエラー番号を返す。\n"
8983 "B<pthread_setschedprio>() が失敗した場合、 I<thread> の\n"
8984 "スケジューリング優先度は変更されない。"
8987 #: build/C/man3/pthread_setschedprio.3:66
8988 msgid "I<prio> is not valid for the scheduling policy of the specified thread."
8990 "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。"
8993 #: build/C/man3/pthread_setschedprio.3:70
8995 "The caller does not have appropriate privileges to set the specified "
8997 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。"
9000 #: build/C/man3/pthread_setschedprio.3:81
9002 "POSIX.1-2001 also documents an B<ENOTSUP> (\"attempt was made to set the "
9003 "priority to an unsupported value\") error for B<pthread_setschedparam>(3)."
9005 "POSIX.1-2001 では、 B<pthread_setschedprio>() に関して\n"
9006 "エラー B<ENOTSUP> (\"サポートされていない値を優先度\n"
9007 "に設定しようとした\") も追加で規定されている。"
9010 #: build/C/man3/pthread_setschedprio.3:83
9011 msgid "This function is available in glibc since version 2.3.4."
9012 msgstr "この関数は glibc バージョン 2.3.4 以降で利用できる。"
9015 #: build/C/man3/pthread_setschedprio.3:91
9017 "For a description of the permissions required to, and the effect of, "
9018 "changing a thread's scheduling priority, and details of the permitted ranges "
9019 "for priorities in each scheduling policy, see B<sched_setscheduler>(2)."
9021 "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\n"
9022 "変更した場合の影響、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\n"
9023 "の範囲の詳細については、 B<sched_setscheduler>(2) を参照。"
9026 #: build/C/man3/pthread_setschedprio.3:105
9028 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<sched_setscheduler>(2), "
9029 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
9030 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
9031 "B<pthread_create>(3), B<pthread_self>(3), B<pthread_setschedparam>(3), "
9034 "B<getrlimit>(2), B<sched_get_priority_min>(2), B<sched_setscheduler>(2), "
9035 "B<pthread_attr_init>(3), B<pthread_attr_setinheritsched>(3), "
9036 "B<pthread_attr_setschedparam>(3), B<pthread_attr_setschedpolicy>(3), "
9037 "B<pthread_create>(3), B<pthread_self>(3), B<pthread_setschedparam>(3), "
9041 #: build/C/man3/pthread_sigmask.3:26
9043 msgid "PTHREAD_SIGMASK"
9044 msgstr "PTHREAD_SIGMASK"
9047 #: build/C/man3/pthread_sigmask.3:29
9048 msgid "pthread_sigmask - examine and change mask of blocked signals"
9049 msgstr "pthread_sigmask - 禁止するシグナルマスクの確認と変更を行う"
9052 #: build/C/man3/pthread_sigmask.3:35
9054 msgid "B<int pthread_sigmask(int >I<how>B<, const sigset_t *>I<set>B<, sigset_t *>I<oldset>B<);>\n"
9055 msgstr "B<int pthread_sigmask(int >I<how>B<, const sigset_t *>I<set>B<, sigset_t *>I<oldset>B<);>\n"
9058 #: build/C/man3/pthread_sigmask.3:46
9060 #| msgid "signal mask (B<pthread_sigmask>(3))"
9061 msgid "B<pthread_sigmask>():"
9062 msgstr "シグナルマスク (B<pthread_sigmask>(3))"
9065 #: build/C/man3/pthread_sigmask.3:58
9067 "The B<pthread_sigmask>() function is just like B<sigprocmask>(2), with the "
9068 "difference that its use in multithreaded programs is explicitly specified by "
9069 "POSIX.1-2001. Other differences are noted in this page."
9071 "B<pthread_sigmask>() 関数は B<sigprocmask>(2) と全く同様だが、\n"
9072 "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"
9073 "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。"
9076 #: build/C/man3/pthread_sigmask.3:61
9078 "For a description of the arguments and operation of this function, see "
9079 "B<sigprocmask>(2)."
9080 msgstr "この関数の引き数と動作の説明は B<sigprocmask>(2) を参照。"
9083 #: build/C/man3/pthread_sigmask.3:66
9085 "On success, B<pthread_sigmask>() returns 0; on error, it returns an error "
9088 "成功すると、 B<pthread_sigmask>() は 0 を返す。\n"
9092 #: build/C/man3/pthread_sigmask.3:69
9093 msgid "See B<sigprocmask>(2)."
9094 msgstr "B<sigprocmask>(2) を参照。"
9097 #: build/C/man3/pthread_sigmask.3:73
9098 msgid "A new thread inherits a copy of its creator's signal mask."
9100 "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"
9104 #: build/C/man3/pthread_sigmask.3:78
9106 "The program below blocks some signals in the main thread, and then creates a "
9107 "dedicated thread to fetch those signals via B<sigwait>(3). The following "
9108 "shell session demonstrates its use:"
9110 "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"
9111 "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"
9113 "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。"
9116 #: build/C/man3/pthread_sigmask.3:89
9121 "$B< kill -QUIT %1>\n"
9122 "Signal handling thread got signal 3\n"
9123 "$B< kill -USR1 %1>\n"
9124 "Signal handling thread got signal 10\n"
9125 "$B< kill -TERM %1>\n"
9126 "[1]+ Terminated ./a.out\n"
9130 "$B< kill -QUIT %1>\n"
9131 "Signal handling thread got signal 3\n"
9132 "$B< kill -USR1 %1>\n"
9133 "Signal handling thread got signal 10\n"
9134 "$B< kill -TERM %1>\n"
9135 "[1]+ Terminated ./a.out\n"
9138 #: build/C/man3/pthread_sigmask.3:100
9141 "#include E<lt>pthread.hE<gt>\n"
9142 "#include E<lt>stdio.hE<gt>\n"
9143 "#include E<lt>stdlib.hE<gt>\n"
9144 "#include E<lt>unistd.hE<gt>\n"
9145 "#include E<lt>signal.hE<gt>\n"
9146 "#include E<lt>errno.hE<gt>\n"
9148 "#include E<lt>pthread.hE<gt>\n"
9149 "#include E<lt>stdio.hE<gt>\n"
9150 "#include E<lt>stdlib.hE<gt>\n"
9151 "#include E<lt>unistd.hE<gt>\n"
9152 "#include E<lt>signal.hE<gt>\n"
9153 "#include E<lt>errno.hE<gt>\n"
9156 #: build/C/man3/pthread_sigmask.3:102
9158 msgid "/* Simple error handling functions */\n"
9159 msgstr "/* Simple error handling functions */\n"
9162 #: build/C/man3/pthread_sigmask.3:111
9166 "sig_thread(void *arg)\n"
9168 " sigset_t *set = arg;\n"
9172 "sig_thread(void *arg)\n"
9174 " sigset_t *set = arg;\n"
9178 #: build/C/man3/pthread_sigmask.3:119
9182 " s = sigwait(set, &sig);\n"
9184 " handle_error_en(s, \"sigwait\");\n"
9185 " printf(\"Signal handling thread got signal %d\\en\", sig);\n"
9190 " s = sigwait(set, &sig);\n"
9192 " handle_error_en(s, \"sigwait\");\n"
9193 " printf(\"Signal handling thread got signal %d\\en\", sig);\n"
9198 #: build/C/man3/pthread_sigmask.3:126
9202 "main(int argc, char *argv[])\n"
9204 " pthread_t thread;\n"
9209 "main(int argc, char *argv[])\n"
9211 " pthread_t thread;\n"
9216 #: build/C/man3/pthread_sigmask.3:129
9219 " /* Block SIGQUIT and SIGUSR1; other threads created by main()\n"
9220 " will inherit a copy of the signal mask. */\n"
9222 " /* Block SIGQUIT and SIGUSR1; other threads created by main()\n"
9223 " will inherit a copy of the signal mask. */\n"
9226 #: build/C/man3/pthread_sigmask.3:136
9229 " sigemptyset(&set);\n"
9230 " sigaddset(&set, SIGQUIT);\n"
9231 " sigaddset(&set, SIGUSR1);\n"
9232 " s = pthread_sigmask(SIG_BLOCK, &set, NULL);\n"
9234 " handle_error_en(s, \"pthread_sigmask\");\n"
9236 " sigemptyset(&set);\n"
9237 " sigaddset(&set, SIGQUIT);\n"
9238 " sigaddset(&set, SIGUSR1);\n"
9239 " s = pthread_sigmask(SIG_BLOCK, &set, NULL);\n"
9241 " handle_error_en(s, \"pthread_sigmask\");\n"
9244 #: build/C/man3/pthread_sigmask.3:140
9247 " s = pthread_create(&thread, NULL, &sig_thread, (void *) &set);\n"
9249 " handle_error_en(s, \"pthread_create\");\n"
9251 " s = pthread_create(&thread, NULL, &sig_thread, (void *) &set);\n"
9253 " handle_error_en(s, \"pthread_create\");\n"
9256 #: build/C/man3/pthread_sigmask.3:143
9259 " /* Main thread carries on to create other threads and/or do\n"
9262 " /* Main thread carries on to create other threads and/or do\n"
9266 #: build/C/man3/pthread_sigmask.3:146
9269 " pause(); /* Dummy pause so we can test program */\n"
9272 " pause(); /* Dummy pause so we can test program */\n"
9276 #: build/C/man3/pthread_sigmask.3:156
9278 "B<sigaction>(2), B<sigpending>(2), B<sigprocmask>(2), B<pthread_create>(3), "
9279 "B<pthread_kill>(3), B<sigsetops>(3), B<pthreads>(7), B<signal>(7)"
9281 "B<sigaction>(2), B<sigpending>(2), B<sigprocmask>(2), B<pthread_create>(3), "
9282 "B<pthread_kill>(3), B<sigsetops>(3), B<pthreads>(7), B<signal>(7)"
9285 #: build/C/man3/pthread_sigqueue.3:25
9287 msgid "PTHREAD_SIGQUEUE"
9288 msgstr "PTHREAD_SIGQUEUE"
9291 #: build/C/man3/pthread_sigqueue.3:25
9297 #: build/C/man3/pthread_sigqueue.3:28
9298 msgid "pthread_sigqueue - queue a signal and data to a thread"
9299 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"
9302 #: build/C/man3/pthread_sigqueue.3:34
9305 "B<int pthread_sigqueue(pthread_t >I<thread>B<, int >I<sig>B<,>\n"
9306 "B< const union sigval >I<value>B<);>\n"
9308 "B<int pthread_sigqueue(pthread_t >I<thread>B<, int >I<sig>B<,>\n"
9309 "B< const union sigval >I<value>B<);>\n"
9312 #: build/C/man3/pthread_sigqueue.3:45
9313 msgid "B<pthread_sigqueue>(): _GNU_SOURCE"
9314 msgstr "B<pthread_sigqueue>(): _GNU_SOURCE"
9317 #: build/C/man3/pthread_sigqueue.3:53
9319 "The B<pthread_sigqueue>() function performs a similar task to B<sigqueue>"
9320 "(3), but, rather than sending a signal to a process, it sends a signal to a "
9321 "thread in the same process as the calling thread."
9323 "B<pthread_sigqueue>() 関数は B<sigqueue>(3) と同様の処理を実行するが、\n"
9324 "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"
9325 "同じプロセス内のスレッドにシグナルを送信する。"
9328 #: build/C/man3/pthread_sigqueue.3:65
9330 "The I<thread> argument is the ID of a thread in the same process as the "
9331 "caller. The I<sig> argument specifies the signal to be sent. The I<value> "
9332 "argument specifies data to accompany the signal; see B<sigqueue>(3) for "
9335 "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"
9336 "I<sig> 引き数は送信するシグナルを指定する。\n"
9337 "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"
9338 "詳細は B<sigqueue>(3) を参照。"
9341 #: build/C/man3/pthread_sigqueue.3:70
9343 "On success, B<pthread_sigqueue>() returns 0; on error, it returns an error "
9346 "成功すると、 B<pthread_sigmask>() は 0 を返す。\n"
9350 #: build/C/man3/pthread_sigqueue.3:77
9352 "The limit of signals which may be queued has been reached. (See B<signal>"
9353 "(7) for further information.)"
9355 "キューに入れられるシグナル数が上限に達していた\n"
9356 "(詳しい情報は (B<signal>(7) を参照)。"
9359 #: build/C/man3/pthread_sigqueue.3:81
9360 msgid "I<sig> was invalid."
9361 msgstr "I<sig> が無効であった。"
9364 #: build/C/man3/pthread_sigqueue.3:81
9370 #: build/C/man3/pthread_sigqueue.3:85
9371 msgid "B<pthread_sigqueue>() is not supported on this system."
9372 msgstr "B<pthread_sigqueue>() がこのシステムではサポートされていない。"
9375 #: build/C/man3/pthread_sigqueue.3:89
9376 msgid "I<thread> is not valid."
9377 msgstr "I<thread> が無効である。"
9380 #: build/C/man3/pthread_sigqueue.3:93
9381 msgid "The B<pthread_sigqueue>() function first appeared in glibc 2.11."
9382 msgstr "B<pthread_sigqueue>() 関数は glibc 2.11 で初めて登場した。"
9385 #: build/C/man3/pthread_sigqueue.3:95
9386 msgid "This function is a GNU extension."
9387 msgstr "この関数は GNU による拡張である。"
9390 #: build/C/man3/pthread_sigqueue.3:103
9392 "B<rt_tgsigqueueinfo>(2), B<sigaction>(2), B<pthread_sigmask>(3), B<sigqueue>"
9393 "(3), B<sigwait>(3), B<pthreads>(7), B<signal>(7)"
9395 "B<rt_tgsigqueueinfo>(2), B<sigaction>(2), B<pthread_sigmask>(3), \n"
9396 "B<sigqueue>(3), B<sigwait>(3), B<pthreads>(7), B<signal>(7)"
9399 #: build/C/man3/pthread_testcancel.3:26
9401 msgid "PTHREAD_TESTCANCEL"
9402 msgstr "PTHREAD_TESTCANCEL"
9405 #: build/C/man3/pthread_testcancel.3:26
9411 #: build/C/man3/pthread_testcancel.3:29
9413 "pthread_testcancel - request delivery of any pending cancellation request"
9414 msgstr "pthread_testcancel - 処理待ちの取り消し要求の配送を要求する"
9417 #: build/C/man3/pthread_testcancel.3:34
9419 msgid "B<void pthread_testcancel(void);>\n"
9420 msgstr "B<void pthread_testcancel(void);>\n"
9423 #: build/C/man3/pthread_testcancel.3:43
9425 "Calling B<pthread_testcancel>() creates a cancellation point within the "
9426 "calling thread, so that a thread that is otherwise executing code that "
9427 "contains no cancellation points will respond to a cancellation request."
9429 "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"
9430 "ポイント (cancellation point) が作成される。\n"
9431 "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"
9432 "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。"
9435 #: build/C/man3/pthread_testcancel.3:50
9437 "If cancelability is disabled (using B<pthread_setcancelstate>(3)), or no "
9438 "cancellation request is pending, then a call to B<pthread_testcancel>() has "
9441 "(B<pthread_setcancelstate>(3) を使って) キャンセルが無効になっている\n"
9442 "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"
9446 #: build/C/man3/pthread_testcancel.3:54
9448 "This function does not return a value. If the calling thread is canceled as "
9449 "a consequence of a call to this function, then the function does not return."
9451 "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"
9452 "キャンセルされた場合、この関数が返ることはない。"
9455 #: build/C/man3/pthread_testcancel.3:63
9456 msgid "See B<pthread_cleanup_push>(3)."
9457 msgstr "B<pthread_cleanup_push>(3) を参照。"
9460 #: build/C/man3/pthread_testcancel.3:68
9462 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_setcancelstate>"
9463 "(3), B<pthreads>(7)"
9465 "B<pthread_cancel>(3), B<pthread_cleanup_push>(3), B<pthread_setcancelstate>"
9466 "(3), B<pthreads>(7)"
9469 #: build/C/man3/pthread_tryjoin_np.3:26
9471 msgid "PTHREAD_TRYJOIN_NP"
9472 msgstr "PTHREAD_TRYJOIN_NP"
9475 #: build/C/man3/pthread_tryjoin_np.3:30
9477 "pthread_tryjoin_np, pthread_timedjoin_np - try to join with a terminated "
9480 "pthread_tryjoin_np, pthread_timedjoin_np - 終了したスレッドの join を\n"
9484 #: build/C/man3/pthread_tryjoin_np.3:36
9486 msgid "B<int pthread_tryjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
9487 msgstr "B<int pthread_tryjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<);>\n"
9490 #: build/C/man3/pthread_tryjoin_np.3:39
9493 "B<int pthread_timedjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<,>\n"
9494 "B< const struct timespec *>I<abstime>B<);>\n"
9496 "B<int pthread_timedjoin_np(pthread_t >I<thread>B<, void **>I<retval>B<,>\n"
9497 "B< const struct timespec *>I<abstime>B<);>\n"
9500 #: build/C/man3/pthread_tryjoin_np.3:46
9502 "These functions operate in the same way as B<pthread_join>(3), except for "
9503 "the differences described on this page."
9505 "これらの関数は B<pthread_join>(3) と同じように動作するが、\n"
9509 #: build/C/man3/pthread_tryjoin_np.3:58
9511 "The B<pthread_tryjoin_np>() function performs a nonblocking join with the "
9512 "thread I<thread>, returning the exit status of the thread in I<*retval>. If "
9513 "I<thread> has not yet terminated, then instead of blocking, as is done by "
9514 "B<pthread_join>(3), the call returns an error."
9516 "B<pthread_tryjoin_np>() 関数は、スレッド I<thread> の非停止\n"
9517 "(nonblocking) での join を実行し、スレッドの終了ステータスを\n"
9518 "I<*retval> に入れて返す。I<thread> がまだ終了していない場合は、\n"
9519 "B<pthread_join>(3) のように停止 (block) せずに、エラーを返す。"
9522 #: build/C/man3/pthread_tryjoin_np.3:76
9524 "The B<pthread_timedjoin_np>() function performs a join-with-timeout. If "
9525 "I<thread> has not yet terminated, then the call blocks until a maximum time, "
9526 "specified in I<abstime>. If the timeout expires before I<thread> "
9527 "terminates, the call returns an error. The I<abstime> argument is a "
9528 "structure of the following form, specifying an absolute time measured since "
9529 "the Epoch (see B<time>(2)):"
9531 "B<pthread_timedjoin_np>() 関数は、タイムアウト付きの join を行う。\n"
9532 "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"
9533 "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"
9534 "エラーを返す。I<abstime> 引き数は以下に示す構造体であり、\n"
9535 "Epoch (時刻紀元; B<time>(2) 参照) から測った絶対時刻を指定する。"
9538 #: build/C/man3/pthread_tryjoin_np.3:83
9541 "struct timespec {\n"
9542 " time_t tv_sec; /* seconds */\n"
9543 " long tv_nsec; /* nanoseconds */\n"
9546 "struct timespec {\n"
9547 " time_t tv_sec; /* seconds */\n"
9548 " long tv_nsec; /* nanoseconds */\n"
9552 #: build/C/man3/pthread_tryjoin_np.3:89
9554 "On success, these functions return 0; on error, they return an error number."
9556 "成功すると、これらの関数は 0 を返す。\n"
9560 #: build/C/man3/pthread_tryjoin_np.3:94
9562 "These functions can fail with the same errors as B<pthread_join>(3). "
9563 "B<pthread_tryjoin_np>() can in addition fail with the following error:"
9565 "これらの関数は B<pthread_join>(3) と同じエラーで失敗する。\n"
9566 "B<pthread_tryjoin_np>() はさらに以下のエラーで失敗する場合がある。"
9569 #: build/C/man3/pthread_tryjoin_np.3:94
9575 #: build/C/man3/pthread_tryjoin_np.3:98
9576 msgid "I<thread> had not yet terminated at the time of the call."
9577 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。"
9580 #: build/C/man3/pthread_tryjoin_np.3:101
9582 "B<pthread_timedjoin_np>() can in addition fail with the following error:"
9583 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。"
9586 #: build/C/man3/pthread_tryjoin_np.3:101
9588 msgid "B<ETIMEDOUT>"
9589 msgstr "B<ETIMEDOUT>"
9592 #: build/C/man3/pthread_tryjoin_np.3:106
9593 msgid "The call timed out before I<thread> terminated."
9594 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。"
9597 #: build/C/man3/pthread_tryjoin_np.3:110
9598 msgid "B<pthread_timedjoin_np>() never returns the error B<EINTR>."
9599 msgstr "B<pthread_timedjoin_np>() がエラー B<EINTR> を返すことはない。"
9602 #: build/C/man3/pthread_tryjoin_np.3:112
9603 msgid "These functions first appeared in glibc in version 2.3.3."
9604 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。"
9607 #: build/C/man3/pthread_tryjoin_np.3:117
9608 msgid "The following code waits to join for up to 5 seconds:"
9609 msgstr "以下のコードは、最大 5 秒まで join を待つ。"
9612 #: build/C/man3/pthread_tryjoin_np.3:121
9615 " struct timespec ts;\n"
9618 " struct timespec ts;\n"
9622 #: build/C/man3/pthread_tryjoin_np.3:123
9628 #: build/C/man3/pthread_tryjoin_np.3:127
9631 " if (clock_gettime(CLOCK_REALTIME, &ts) == -1) {\n"
9632 "\t/* Handle error */\n"
9635 " if (clock_gettime(CLOCK_REALTIME, &ts) == -1) {\n"
9636 "\t/* Handle error */\n"
9640 #: build/C/man3/pthread_tryjoin_np.3:129
9642 msgid " ts.tv_sec += 5;\n"
9643 msgstr " ts.tv_sec += 5;\n"
9646 #: build/C/man3/pthread_tryjoin_np.3:134
9649 " s = pthread_timedjoin_np(thread, NULL, &ts);\n"
9651 " /* Handle error */\n"
9654 " s = pthread_timedjoin_np(thread, NULL, &ts);\n"
9656 " /* Handle error */\n"
9660 #: build/C/man3/pthread_tryjoin_np.3:140
9662 "B<clock_gettime>(2), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
9664 "B<clock_gettime>(2), B<pthread_exit>(3), B<pthread_join>(3), B<pthreads>(7)"
9667 #: build/C/man3/pthread_yield.3:25
9669 msgid "PTHREAD_YIELD"
9670 msgstr "PTHREAD_YIELD"
9673 #: build/C/man3/pthread_yield.3:25
9679 #: build/C/man3/pthread_yield.3:28
9680 msgid "pthread_yield - yield the processor"
9681 msgstr "pthread_yield - プロセッサを明け渡す (yield)"
9684 #: build/C/man3/pthread_yield.3:34
9686 msgid "B<int pthread_yield(void);>\n"
9687 msgstr "B<int pthread_yield(void);>\n"
9690 #: build/C/man3/pthread_yield.3:44
9692 "B<pthread_yield>() causes the calling thread to relinquish the CPU. The "
9693 "thread is placed at the end of the run queue for its static priority and "
9694 "another thread is scheduled to run. For further details, see B<sched_yield>"
9697 "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"
9698 "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"
9699 "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"
9700 "詳細は B<sched_yield>(2) を参照。"
9703 #: build/C/man3/pthread_yield.3:49
9705 "On success, B<pthread_yield>() returns 0; on error, it returns an error "
9708 "成功すると、 B<pthread_yield>() は 0 を返す。\n"
9712 #: build/C/man3/pthread_yield.3:53
9714 "On Linux, this call always succeeds (but portable and future-proof "
9715 "applications should nevertheless handle a possible error return)."
9717 "Linux では、この関数の呼び出しは常に成功する\n"
9718 "(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"
9719 "正のエラーの返り値を処理するようにすべきである)。"
9721 #. e.g., the BSDs, Tru64, AIX, and Irix.
9723 #: build/C/man3/pthread_yield.3:59
9725 "This call is nonstandard, but present on several other systems. Use the "
9726 "standardized B<sched_yield>(2) instead."
9728 "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"
9729 "代わりに、標準化されている B<sched_yield>(2) を使うこと。"
9732 #: build/C/man3/pthread_yield.3:62
9733 msgid "On Linux, this function is implemented as a call to B<sched_yield>(2)."
9735 "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。"
9738 #: build/C/man3/pthread_yield.3:66
9739 msgid "B<sched_setscheduler>(2), B<sched_yield>(2), B<pthreads>(7)"
9740 msgstr "B<sched_setscheduler>(2), B<sched_yield>(2), B<pthreads>(7)"
9743 #: build/C/man7/pthreads.7:26
9749 #: build/C/man7/pthreads.7:26
9755 #: build/C/man7/pthreads.7:29
9756 msgid "pthreads - POSIX threads"
9757 msgstr "pthreads - POSIX スレッド"
9760 #: build/C/man7/pthreads.7:36
9762 "POSIX.1 specifies a set of interfaces (functions, header files) for threaded "
9763 "programming commonly known as POSIX threads, or Pthreads. A single process "
9764 "can contain multiple threads, all of which are executing the same program. "
9765 "These threads share the same global memory (data and heap segments), but "
9766 "each thread has its own stack (automatic variables)."
9768 "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"
9769 "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"
9770 "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"
9771 "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"
9772 "スレッドは自分専用のスタック (自動変数) を持つ。"
9775 #: build/C/man7/pthreads.7:39
9777 "POSIX.1 also requires that threads share a range of other attributes (i.e., "
9778 "these attributes are process-wide rather than per-thread):"
9780 "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"
9781 "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):"
9784 #: build/C/man7/pthreads.7:39 build/C/man7/pthreads.7:41
9785 #: build/C/man7/pthreads.7:43 build/C/man7/pthreads.7:45
9786 #: build/C/man7/pthreads.7:47 build/C/man7/pthreads.7:49
9787 #: build/C/man7/pthreads.7:51 build/C/man7/pthreads.7:54
9788 #: build/C/man7/pthreads.7:56 build/C/man7/pthreads.7:59
9789 #: build/C/man7/pthreads.7:65 build/C/man7/pthreads.7:70
9790 #: build/C/man7/pthreads.7:73 build/C/man7/pthreads.7:76
9791 #: build/C/man7/pthreads.7:84 build/C/man7/pthreads.7:88
9792 #: build/C/man7/pthreads.7:91 build/C/man7/pthreads.7:95
9793 #: build/C/man7/pthreads.7:98 build/C/man7/pthreads.7:105
9794 #: build/C/man7/pthreads.7:108 build/C/man7/pthreads.7:685
9795 #: build/C/man7/pthreads.7:692 build/C/man7/pthreads.7:704
9796 #: build/C/man7/pthreads.7:714 build/C/man7/pthreads.7:718
9797 #: build/C/man7/pthreads.7:727 build/C/man7/pthreads.7:737
9798 #: build/C/man7/pthreads.7:744 build/C/man7/pthreads.7:751
9799 #: build/C/man7/pthreads.7:753 build/C/man7/pthreads.7:756
9800 #: build/C/man7/pthreads.7:762 build/C/man7/pthreads.7:765
9801 #: build/C/man7/pthreads.7:767 build/C/man7/pthreads.7:769
9802 #: build/C/man7/pthreads.7:779 build/C/man7/pthreads.7:799
9803 #: build/C/man7/pthreads.7:808 build/C/man7/pthreads.7:814
9804 #: build/C/man7/pthreads.7:816 build/C/man7/pthreads.7:818
9805 #: build/C/man7/pthreads.7:822 build/C/man7/pthreads.7:827
9806 #: build/C/man7/pthreads.7:835
9812 #: build/C/man7/pthreads.7:41
9817 #: build/C/man7/pthreads.7:43
9818 msgid "parent process ID"
9822 #: build/C/man7/pthreads.7:45
9823 msgid "process group ID and session ID"
9824 msgstr "プロセスグループ ID とセッション ID"
9827 #: build/C/man7/pthreads.7:47
9828 msgid "controlling terminal"
9832 #: build/C/man7/pthreads.7:49
9833 msgid "user and group IDs"
9834 msgstr "ユーザ ID とグループ ID"
9837 #: build/C/man7/pthreads.7:51
9838 msgid "open file descriptors"
9839 msgstr "オープンするファイルディスクリプタ"
9842 #: build/C/man7/pthreads.7:54
9843 msgid "record locks (see B<fcntl>(2))"
9844 msgstr "レコードのロック (B<fcntl>(3) 参照)"
9847 #: build/C/man7/pthreads.7:56
9848 msgid "signal dispositions"
9852 #: build/C/man7/pthreads.7:59
9853 msgid "file mode creation mask (B<umask>(2))"
9854 msgstr "ファイルモード作成マスク (B<umask>(2))"
9857 #: build/C/man7/pthreads.7:65
9858 msgid "current directory (B<chdir>(2)) and root directory (B<chroot>(2))"
9860 "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))"
9863 #: build/C/man7/pthreads.7:70
9865 "interval timers (B<setitimer>(2)) and POSIX timers (B<timer_create>(2))"
9867 "インターバル・タイマ (B<setitimer>(2)) と POSIX タイマ (B<timer_create>(2))"
9870 #: build/C/man7/pthreads.7:73
9871 msgid "nice value (B<setpriority>(2))"
9872 msgstr "nice 値 (B<setpriority>(2))"
9875 #: build/C/man7/pthreads.7:76
9876 msgid "resource limits (B<setrlimit>(2))"
9877 msgstr "リソース制限 (B<setrlimit>(2))"
9880 #: build/C/man7/pthreads.7:81
9882 "measurements of the consumption of CPU time (B<times>(2)) and resources "
9884 msgstr "CPU 時間 (B<times>(2)) とリソース (B<getrusage>(2)) の消費状況の計測"
9887 #: build/C/man7/pthreads.7:84
9889 "As well as the stack, POSIX.1 specifies that various other attributes are "
9890 "distinct for each thread, including:"
9892 "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"
9896 #: build/C/man7/pthreads.7:88
9897 msgid "thread ID (the I<pthread_t> data type)"
9898 msgstr "スレッド ID (B<pthread_t> データ型)"
9901 #: build/C/man7/pthreads.7:91
9902 msgid "signal mask (B<pthread_sigmask>(3))"
9903 msgstr "シグナルマスク (B<pthread_sigmask>(3))"
9906 #: build/C/man7/pthreads.7:95
9907 msgid "the I<errno> variable"
9908 msgstr "I<errno> 変数"
9911 #: build/C/man7/pthreads.7:98
9912 msgid "alternate signal stack (B<sigaltstack>(2))"
9913 msgstr "代替シグナルスタック (B<sigaltstack>(2))"
9916 #: build/C/man7/pthreads.7:103
9918 "real-time scheduling policy and priority (B<sched_setscheduler>(2) and "
9919 "B<sched_setparam>(2))"
9921 "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_setscheduler>(2) "
9922 "と B<sched_setparam>(2))"
9925 #: build/C/man7/pthreads.7:105
9926 msgid "The following Linux-specific features are also per-thread:"
9927 msgstr "以下の Linux 特有の機能もスレッド単位である:"
9930 #: build/C/man7/pthreads.7:108
9931 msgid "capabilities (see B<capabilities>(7))"
9932 msgstr "ケーパビリティ (B<capabilities>(7) 参照)"
9935 #: build/C/man7/pthreads.7:111
9936 msgid "CPU affinity (B<sched_setaffinity>(2))"
9937 msgstr "CPU affinity (親和度) (B<sched_setaffinity>(2))"
9940 #: build/C/man7/pthreads.7:111
9942 msgid "Pthreads function return values"
9943 msgstr "pthreads 関数の返り値"
9946 #: build/C/man7/pthreads.7:118
9948 "Most pthreads functions return 0 on success, and an error number of "
9949 "failure. Note that the pthreads functions do not set I<errno>. For each of "
9950 "the pthreads functions that can return an error, POSIX.1-2001 specifies that "
9951 "the function can never fail with the error B<EINTR>."
9953 "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"
9954 "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 "
9955 "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"
9959 #: build/C/man7/pthreads.7:118
9965 #: build/C/man7/pthreads.7:132
9967 "Each of the threads in a process has a unique thread identifier (stored in "
9968 "the type I<pthread_t>). This identifier is returned to the caller of "
9969 "B<pthread_create>(3), and a thread can obtain its own thread identifier "
9970 "using B<pthread_self>(3). Thread IDs are guaranteed to be unique only "
9971 "within a process. A thread ID may be reused after a terminated thread has "
9972 "been joined, or a detached thread has terminated. In all pthreads functions "
9973 "that accept a thread ID as an argument, that ID by definition refers to a "
9974 "thread in the same process as the caller."
9976 "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"
9977 "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"
9978 "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"
9979 "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"
9980 "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"
9981 "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"
9982 "じプロセス内の一つのスレッドを参照する。"
9985 #: build/C/man7/pthreads.7:132
9987 msgid "Thread-safe functions"
9991 #: build/C/man7/pthreads.7:136
9993 "A thread-safe function is one that can be safely (i.e., it will deliver the "
9994 "same results regardless of whether it is) called from multiple threads at "
9997 "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"
9998 "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。"
10000 #. type: Plain text
10001 #: build/C/man7/pthreads.7:140
10003 "POSIX.1-2001 and POSIX.1-2008 require that all functions specified in the "
10004 "standard shall be thread-safe, except for the following functions:"
10006 "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"
10007 "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。"
10009 #. type: Plain text
10010 #: build/C/man7/pthreads.7:234
10017 "ctermid() if passed a non-NULL argument\n"
10031 "ecvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10036 "fcvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10038 "gcvt() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10039 "getc_unlocked()\n"
10040 "getchar_unlocked()\n"
10046 "gethostbyaddr() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10047 "gethostbyname() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10054 "getprotobyname()\n"
10055 "getprotobynumber()\n"
10060 "getservbyname()\n"
10061 "getservbyport()\n"
10082 "putc_unlocked()\n"
10083 "putchar_unlocked()\n"
10094 "strsignal() [Added in POSIX.1-2008]\n"
10096 "system() [Added in POSIX.1-2008]\n"
10097 "tmpnam() if passed a non-NULL argument\n"
10100 "wcrtomb() if its final argument is NULL\n"
10101 "wcsrtombs() if its final argument is NULL\n"
10109 "ctermid() (NULL でない引き数を渡された場合)\n"
10123 "ecvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10128 "fcvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10130 "gcvt() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10131 "getc_unlocked()\n"
10132 "getchar_unlocked()\n"
10138 "gethostbyaddr() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10139 "gethostbyname() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10146 "getprotobyname()\n"
10147 "getprotobynumber()\n"
10152 "getservbyname()\n"
10153 "getservbyport()\n"
10174 "putc_unlocked()\n"
10175 "putchar_unlocked()\n"
10186 "strsignal() [POSIX.1-2008 で追加された]\n"
10188 "system() [POSIX.1-2008 で追加された]\n"
10189 "tmpnam() (NULL でない引き数を渡された場合)\n"
10192 "wcrtomb() (最後の引き数が NULL の場合)\n"
10193 "wcsrtombs() (最後の引き数が NULL の場合)\n"
10198 #: build/C/man7/pthreads.7:236
10200 msgid "Async-cancel-safe functions"
10201 msgstr "async-cancel-safe 関数"
10203 #. type: Plain text
10204 #: build/C/man7/pthreads.7:240
10206 "An async-cancel-safe function is one that can be safely called in an "
10207 "application where asynchronous cancelability is enabled (see "
10208 "B<pthread_setcancelstate>(3))."
10210 "async-cancel-safe 関数は、\n"
10211 "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"
10212 "安全に呼び出すことができる関数のことである\n"
10213 "(B<pthread_setcancelstate>(3) を参照)。"
10215 #. type: Plain text
10216 #: build/C/man7/pthreads.7:243
10218 "Only the following functions are required to be async-cancel-safe by "
10219 "POSIX.1-2001 and POSIX.1-2008:"
10221 "以下の関数だけが、POSIX.1-2001 と POSIX.1-2008 で async-cancel-safe で\n"
10224 #. type: Plain text
10225 #: build/C/man7/pthreads.7:249
10228 "pthread_cancel()\n"
10229 "pthread_setcancelstate()\n"
10230 "pthread_setcanceltype()\n"
10232 "pthread_cancel()\n"
10233 "pthread_setcancelstate()\n"
10234 "pthread_setcanceltype()\n"
10237 #: build/C/man7/pthreads.7:251
10239 msgid "Cancellation points"
10240 msgstr "取り消しポイント (cancellation points)"
10242 #. type: Plain text
10243 #: build/C/man7/pthreads.7:258
10245 "POSIX.1 specifies that certain functions must, and certain other functions "
10246 "may, be cancellation points. If a thread is cancelable, its cancelability "
10247 "type is deferred, and a cancellation request is pending for the thread, then "
10248 "the thread is canceled when it calls a function that is a cancellation point."
10250 "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"
10251 "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"
10252 "で、その取り消し種別 (cancelability type) が延期 (deferred) で、そのスレッド"
10253 "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"
10254 "時点で、そのスレッドのキャンセルが 行われる。"
10256 #. type: Plain text
10257 #: build/C/man7/pthreads.7:261
10259 "The following functions are required to be cancellation points by "
10260 "POSIX.1-2001 and/or POSIX.1-2008:"
10262 "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"
10263 "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。"
10265 #. type: Plain text
10266 #: build/C/man7/pthreads.7:324
10271 "clock_nanosleep()\n"
10275 "fcntl() F_SETLKW\n"
10283 "mq_timedreceive()\n"
10290 "openat() [Added in POSIX.1-2008]\n"
10295 "pthread_cond_timedwait()\n"
10296 "pthread_cond_wait()\n"
10298 "pthread_testcancel()\n"
10308 "sem_timedwait()\n"
10313 "sigpause() [POSIX.1-2001 only (moves to \"may\" list in POSIX.1-2008)]\n"
10321 "usleep() [POSIX.1-2001 only (function removed in POSIX.1-2008)]\n"
10330 "clock_nanosleep()\n"
10334 "fcntl() F_SETLKW\n"
10342 "mq_timedreceive()\n"
10349 "openat() [POSIX.1-2008 で追加された]\n"
10354 "pthread_cond_timedwait()\n"
10355 "pthread_cond_wait()\n"
10357 "pthread_testcancel()\n"
10367 "sem_timedwait()\n"
10372 "sigpause() [POSIX.1-2001 only (moves to \"may\" list in POSIX.1-2008)]\n"
10380 "usleep() [POSIX.1-2001 のみ (POSIX.1-2008 で削除された)]\n"
10387 #. type: Plain text
10388 #: build/C/man7/pthreads.7:329
10390 "The following functions may be cancellation points according to POSIX.1-2001 "
10391 "and/or POSIX.1-2008:"
10393 "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"
10394 "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。"
10396 #. type: Plain text
10397 #: build/C/man7/pthreads.7:557
10406 "chmod() [Added in POSIX.1-2008]\n"
10407 "chown() [Added in POSIX.1-2008]\n"
10421 "dprintf() [Added in POSIX.1-2008]\n"
10429 "faccessat() [Added in POSIX.1-2008]\n"
10430 "fchmod() [Added in POSIX.1-2008]\n"
10431 "fchmodat() [Added in POSIX.1-2008]\n"
10432 "fchown() [Added in POSIX.1-2008]\n"
10433 "fchownat() [Added in POSIX.1-2008]\n"
10435 "fcntl() (for any value of cmd argument)\n"
10457 "fstatat() [Added in POSIX.1-2008]\n"
10461 "futimens() [Added in POSIX.1-2008]\n"
10467 "getc_unlocked()\n"
10469 "getchar_unlocked()\n"
10472 "getdelim() [Added in POSIX.1-2008]\n"
10478 "gethostbyaddr() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10479 "gethostbyname() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10483 "getline() [Added in POSIX.1-2008]\n"
10490 "getopt() (if opterr is nonzero)\n"
10491 "getprotobyname()\n"
10492 "getprotobynumber()\n"
10500 "getservbyname()\n"
10501 "getservbyport()\n"
10508 "getwd() [SUSv3 only (function removed in POSIX.1-2008)]\n"
10514 "linkat() [Added in POSIX.1-2008]\n"
10515 "lio_listio() [Added in POSIX.1-2008]\n"
10518 "lockf() [Added in POSIX.1-2008]\n"
10521 "mkdir() [Added in POSIX.1-2008]\n"
10522 "mkdirat() [Added in POSIX.1-2008]\n"
10523 "mkdtemp() [Added in POSIX.1-2008]\n"
10524 "mkfifo() [Added in POSIX.1-2008]\n"
10525 "mkfifoat() [Added in POSIX.1-2008]\n"
10526 "mknod() [Added in POSIX.1-2008]\n"
10527 "mknodat() [Added in POSIX.1-2008]\n"
10537 "posix_fadvise()\n"
10538 "posix_fallocate()\n"
10539 "posix_madvise()\n"
10543 "posix_trace_clear()\n"
10544 "posix_trace_close()\n"
10545 "posix_trace_create()\n"
10546 "posix_trace_create_withlog()\n"
10547 "posix_trace_eventtypelist_getnext_id()\n"
10548 "posix_trace_eventtypelist_rewind()\n"
10549 "posix_trace_flush()\n"
10550 "posix_trace_get_attr()\n"
10551 "posix_trace_get_filter()\n"
10552 "posix_trace_get_status()\n"
10553 "posix_trace_getnext_event()\n"
10554 "posix_trace_open()\n"
10555 "posix_trace_rewind()\n"
10556 "posix_trace_set_filter()\n"
10557 "posix_trace_shutdown()\n"
10558 "posix_trace_timedgetnext_event()\n"
10559 "posix_typed_mem_open()\n"
10561 "psiginfo() [Added in POSIX.1-2008]\n"
10562 "psignal() [Added in POSIX.1-2008]\n"
10563 "pthread_rwlock_rdlock()\n"
10564 "pthread_rwlock_timedrdlock()\n"
10565 "pthread_rwlock_timedwrlock()\n"
10566 "pthread_rwlock_wrlock()\n"
10568 "putc_unlocked()\n"
10570 "putchar_unlocked()\n"
10577 "readlink() [Added in POSIX.1-2008]\n"
10578 "readlinkat() [Added in POSIX.1-2008]\n"
10581 "renameat() [Added in POSIX.1-2008]\n"
10584 "scandir() [Added in POSIX.1-2008]\n"
10595 "sigpause() [Added in POSIX.1-2008]\n"
10601 "symlinkat() [Added in POSIX.1-2008]\n"
10612 "unlinkat() [Added in POSIX.1-2008]\n"
10613 "utime() [Added in POSIX.1-2008]\n"
10614 "utimensat() [Added in POSIX.1-2008]\n"
10615 "utimes() [Added in POSIX.1-2008]\n"
10616 "vdprintf() [Added in POSIX.1-2008]\n"
10632 "chmod() [POSIX.1-2008 で追加された]\n"
10633 "chown() [POSIX.1-2008 で追加された]\n"
10647 "dprintf() [POSIX.1-2008 で追加された]\n"
10655 "faccessat() [POSIX.1-2008 で追加された]\n"
10656 "fchmod() [POSIX.1-2008 で追加された]\n"
10657 "fchmodat() [POSIX.1-2008 で追加された]\n"
10658 "fchown() [POSIX.1-2008 で追加された]\n"
10659 "fchownat() [POSIX.1-2008 で追加された]\n"
10661 "fcntl() (cmd 引き数が何であっても)\n"
10683 "fstatat() [POSIX.1-2008 で追加された]\n"
10687 "futimens() [POSIX.1-2008 で追加された]\n"
10693 "getc_unlocked()\n"
10695 "getchar_unlocked()\n"
10698 "getdelim() [POSIX.1-2008 で追加された]\n"
10704 "gethostbyaddr() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
10705 "gethostbyname() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
10709 "getline() [POSIX.1-2008 で追加された]\n"
10716 "getopt() (opterr が 0 以外の場合)\n"
10717 "getprotobyname()\n"
10718 "getprotobynumber()\n"
10726 "getservbyname()\n"
10727 "getservbyport()\n"
10734 "getwd() [SUSv3 のみ (この関数は POSIX.1-2008 で削除されている)]\n"
10740 "linkat() [POSIX.1-2008 で追加された]\n"
10741 "lio_listio() [POSIX.1-2008 で追加された]\n"
10744 "lockf() [POSIX.1-2008 で追加された]\n"
10747 "mkdir() [POSIX.1-2008 で追加された]\n"
10748 "mkdirat() [POSIX.1-2008 で追加された]\n"
10749 "mkdtemp() [POSIX.1-2008 で追加された]\n"
10750 "mkfifo() [POSIX.1-2008 で追加された]\n"
10751 "mkfifoat() [POSIX.1-2008 で追加された]\n"
10752 "mknod() [POSIX.1-2008 で追加された]\n"
10753 "mknodat() [POSIX.1-2008 で追加された]\n"
10763 "posix_fadvise()\n"
10764 "posix_fallocate()\n"
10765 "posix_madvise()\n"
10769 "posix_trace_clear()\n"
10770 "posix_trace_close()\n"
10771 "posix_trace_create()\n"
10772 "posix_trace_create_withlog()\n"
10773 "posix_trace_eventtypelist_getnext_id()\n"
10774 "posix_trace_eventtypelist_rewind()\n"
10775 "posix_trace_flush()\n"
10776 "posix_trace_get_attr()\n"
10777 "posix_trace_get_filter()\n"
10778 "posix_trace_get_status()\n"
10779 "posix_trace_getnext_event()\n"
10780 "posix_trace_open()\n"
10781 "posix_trace_rewind()\n"
10782 "posix_trace_set_filter()\n"
10783 "posix_trace_shutdown()\n"
10784 "posix_trace_timedgetnext_event()\n"
10785 "posix_typed_mem_open()\n"
10787 "psiginfo() [POSIX.1-2008 で追加された]\n"
10788 "psignal() [POSIX.1-2008 で追加された]\n"
10789 "pthread_rwlock_rdlock()\n"
10790 "pthread_rwlock_timedrdlock()\n"
10791 "pthread_rwlock_timedwrlock()\n"
10792 "pthread_rwlock_wrlock()\n"
10794 "putc_unlocked()\n"
10796 "putchar_unlocked()\n"
10803 "readlink() [POSIX.1-2008 で追加された]\n"
10804 "readlinkat() [POSIX.1-2008 で追加された]\n"
10807 "renameat() [POSIX.1-2008 で追加された]\n"
10810 "scandir() [POSIX.1-2008 で追加された]\n"
10821 "sigpause() [POSIX.1-2008 で追加された]\n"
10827 "symlinkat() [POSIX.1-2008 で追加された]\n"
10838 "unlinkat() [POSIX.1-2008 で追加された]\n"
10839 "utime() [POSIX.1-2008 で追加された]\n"
10840 "utimensat() [POSIX.1-2008 で追加された]\n"
10841 "utimes() [POSIX.1-2008 で追加された]\n"
10842 "vdprintf() [POSIX.1-2008 で追加された]\n"
10852 #. So, scanning "cancellation point" comments in the glibc 2.8 header
10853 #. files, it looks as though at least the following nonstandard
10854 #. functions are cancellation points:
10885 #. gethostbyname2_r
10893 #. getprotobyname_r
10894 #. getprotobynumber_r
10909 #. getwchar_unlocked
10916 #. pthread_timedjoin_np
10922 #. putwchar_unlocked
10942 #. type: Plain text
10943 #: build/C/man7/pthreads.7:655
10945 "An implementation may also mark other functions not specified in the "
10946 "standard as cancellation points. In particular, an implementation is likely "
10947 "to mark any nonstandard function that may block as a cancellation point. "
10948 "(This includes most functions that can touch files.)"
10950 "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"
10951 "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"
10952 "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"
10956 #: build/C/man7/pthreads.7:655
10958 msgid "Compiling on Linux"
10959 msgstr "Linux でのコンパイル"
10961 #. type: Plain text
10962 #: build/C/man7/pthreads.7:658
10964 "On Linux, programs that use the Pthreads API should be compiled using I<cc -"
10967 "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"
10971 #: build/C/man7/pthreads.7:658
10973 msgid "Linux implementations of POSIX threads"
10974 msgstr "POSIX スレッドの Linux での実装"
10976 #. type: Plain text
10977 #: build/C/man7/pthreads.7:661
10979 "Over time, two threading implementations have been provided by the GNU C "
10980 "library on Linux:"
10982 "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"
10986 #: build/C/man7/pthreads.7:661
10988 msgid "B<LinuxThreads>"
10989 msgstr "B<LinuxThreads>"
10991 #. type: Plain text
10992 #: build/C/man7/pthreads.7:665
10994 "This is the original Pthreads implementation. Since glibc 2.4, this "
10995 "implementation is no longer supported."
10997 "最初の Pthreads の実装。\n"
10998 "glibc 2.4 以降は、この実装はもはやサポートされていない。"
11001 #: build/C/man7/pthreads.7:665
11003 msgid "B<NPTL> (Native POSIX Threads Library)"
11004 msgstr "B<NPTL> (Native POSIX Threads Library)"
11006 #. type: Plain text
11007 #: build/C/man7/pthreads.7:673
11009 "This is the modern Pthreads implementation. By comparison with "
11010 "LinuxThreads, NPTL provides closer conformance to the requirements of the "
11011 "POSIX.1 specification and better performance when creating large numbers of "
11012 "threads. NPTL is available since glibc 2.3.2, and requires features that "
11013 "are present in the Linux 2.6 kernel."
11015 "新しい Pthreads の実装。LinuxThreads と比べると、 NPTL は POSIX.1 の要求仕様"
11016 "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 "
11017 "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"
11020 #. type: Plain text
11021 #: build/C/man7/pthreads.7:683
11023 "Both of these are so-called 1:1 implementations, meaning that each thread "
11024 "maps to a kernel scheduling entity. Both threading implementations employ "
11025 "the Linux B<clone>(2) system call. In NPTL, thread synchronization "
11026 "primitives (mutexes, thread joining, and so on) are implemented using the "
11027 "Linux B<futex>(2) system call."
11029 "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"
11030 "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 "
11031 "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"
11032 "構 (mutex や スレッドの join 等) は Linux の B<futex>(2) システムコールを"
11036 #: build/C/man7/pthreads.7:683
11038 msgid "LinuxThreads"
11039 msgstr "LinuxThreads"
11041 #. type: Plain text
11042 #: build/C/man7/pthreads.7:685
11043 msgid "The notable features of this implementation are the following:"
11044 msgstr "この実装の大きな特徴は以下の通りである:"
11046 #. type: Plain text
11047 #: build/C/man7/pthreads.7:692
11049 "In addition to the main (initial) thread, and the threads that the program "
11050 "creates using B<pthread_create>(3), the implementation creates a \"manager\" "
11051 "thread. This thread handles thread creation and termination. (Problems can "
11052 "result if this thread is inadvertently killed.)"
11054 "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"
11055 "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"
11056 "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 "
11057 "kill されると、問題が起こることがある)。"
11059 #. type: Plain text
11060 #: build/C/man7/pthreads.7:704
11062 "Signals are used internally by the implementation. On Linux 2.2 and later, "
11063 "the first three real-time signals are used (see also B<signal>(7)). On "
11064 "older Linux kernels, B<SIGUSR1> and B<SIGUSR2> are used. Applications must "
11065 "avoid the use of whichever set of signals is employed by the implementation."
11067 "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"
11068 "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"
11069 "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"
11070 "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。"
11072 #. type: Plain text
11073 #: build/C/man7/pthreads.7:711
11075 "Threads do not share process IDs. (In effect, LinuxThreads threads are "
11076 "implemented as processes which share more information than usual, but which "
11077 "do not share a common process ID.) LinuxThreads threads (including the "
11078 "manager thread) are visible as separate processes using B<ps>(1)."
11080 "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"
11081 "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 "
11082 "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) "
11083 "を使うと別のプロセスのように見える。"
11085 #. type: Plain text
11086 #: build/C/man7/pthreads.7:714
11088 "The LinuxThreads implementation deviates from the POSIX.1 specification in a "
11089 "number of ways, including the following:"
11091 "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"
11094 #. type: Plain text
11095 #: build/C/man7/pthreads.7:718
11096 msgid "Calls to B<getpid>(2) return a different value in each thread."
11097 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。"
11099 #. type: Plain text
11100 #: build/C/man7/pthreads.7:727
11102 "Calls to B<getppid>(2) in threads other than the main thread return the "
11103 "process ID of the manager thread; instead B<getppid>(2) in these threads "
11104 "should return the same value as B<getppid>(2) in the main thread."
11106 "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"
11107 "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"
11108 "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。"
11110 #. type: Plain text
11111 #: build/C/man7/pthreads.7:737
11113 "When one thread creates a new child process using B<fork>(2), any thread "
11114 "should be able to B<wait>(2) on the child. However, the implementation "
11115 "only allows the thread that created the child to B<wait>(2) on it."
11117 "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"
11118 "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"
11119 "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"
11122 #. type: Plain text
11123 #: build/C/man7/pthreads.7:744
11125 "When a thread calls B<execve>(2), all other threads are terminated (as "
11126 "required by POSIX.1). However, the resulting process has the same PID as "
11127 "the thread that called B<execve>(2): it should have the same PID as the main "
11130 "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 "
11131 "(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"
11132 "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"
11135 #. type: Plain text
11136 #: build/C/man7/pthreads.7:751
11138 "Threads do not share user and group IDs. This can cause complications with "
11139 "set-user-ID programs and can cause failures in Pthreads functions if an "
11140 "application changes its credentials using B<seteuid>(2) or similar."
11142 "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"
11143 "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"
11144 "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。"
11146 #. type: Plain text
11147 #: build/C/man7/pthreads.7:753
11148 msgid "Threads do not share a common session ID and process group ID."
11149 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。"
11151 #. type: Plain text
11152 #: build/C/man7/pthreads.7:756
11153 msgid "Threads do not share record locks created using B<fcntl>(2)."
11155 "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。"
11157 #. type: Plain text
11158 #: build/C/man7/pthreads.7:762
11160 "The information returned by B<times>(2) and B<getrusage>(2) is per-thread "
11161 "rather than process-wide."
11163 "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"
11166 #. type: Plain text
11167 #: build/C/man7/pthreads.7:765
11168 msgid "Threads do not share semaphore undo values (see B<semop>(2))."
11169 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。"
11171 #. type: Plain text
11172 #: build/C/man7/pthreads.7:767
11173 msgid "Threads do not share interval timers."
11174 msgstr "スレッド間でインターバル・タイマを共有しない。"
11176 #. FIXME . bug report filed for NPTL nice nonconformance
11177 #. http://bugzilla.kernel.org/show_bug.cgi?id=6258
11178 #. Sep 08: there is a patch by Denys Vlasenko to address this
11179 #. "make setpriority POSIX compliant; introduce PRIO_THREAD extension"
11180 #. Monitor this to see if it makes it into mainline.
11181 #. type: Plain text
11182 #: build/C/man7/pthreads.7:769 build/C/man7/pthreads.7:806
11183 msgid "Threads do not share a common nice value."
11184 msgstr "スレッドは共通の nice 値を共有しない。"
11186 #. type: Plain text
11187 #: build/C/man7/pthreads.7:779
11189 "POSIX.1 distinguishes the notions of signals that are directed to the "
11190 "process as a whole and signals that are directed to individual threads. "
11191 "According to POSIX.1, a process-directed signal (sent using B<kill>(2), for "
11192 "example) should be handled by a single, arbitrarily selected thread within "
11193 "the process. LinuxThreads does not support the notion of process-directed "
11194 "signals: signals may be sent only to specific threads."
11196 "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"
11197 "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"
11198 "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"
11199 "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"
11200 "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"
11201 "ルは特定のスレッドにだけ送ることができる。"
11203 #. type: Plain text
11204 #: build/C/man7/pthreads.7:788
11206 "Threads have distinct alternate signal stack settings. However, a new "
11207 "thread's alternate signal stack settings are copied from the thread that "
11208 "created it, so that the threads initially share an alternate signal stack. "
11209 "(A new thread should start with no alternate signal stack defined. If two "
11210 "threads handle signals on their shared alternate signal stack at the same "
11211 "time, unpredictable program failures are likely to occur.)"
11213 "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"
11214 "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"
11215 "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"
11216 "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"
11217 "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 "
11218 "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。)"
11221 #: build/C/man7/pthreads.7:788
11226 #. type: Plain text
11227 #: build/C/man7/pthreads.7:797
11229 "With NPTL, all of the threads in a process are placed in the same thread "
11230 "group; all members of a thread group share the same PID. NPTL does not "
11231 "employ a manager thread. NPTL makes internal use of the first two real-time "
11232 "signals (see also B<signal>(7)); these signals cannot be used in "
11235 "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; "
11236 "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 "
11237 "(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"
11238 "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"
11241 #. type: Plain text
11242 #: build/C/man7/pthreads.7:799
11243 msgid "NPTL still has at least one nonconformance with POSIX.1:"
11244 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:"
11246 #. type: Plain text
11247 #: build/C/man7/pthreads.7:808
11248 msgid "Some NPTL nonconformances occur only with older kernels:"
11249 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:"
11251 #. type: Plain text
11252 #: build/C/man7/pthreads.7:814
11254 "The information returned by B<times>(2) and B<getrusage>(2) is per-thread "
11255 "rather than process-wide (fixed in kernel 2.6.9)."
11257 "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"
11258 "単位の情報である (カーネル 2.6.9 で修正された)。"
11260 #. type: Plain text
11261 #: build/C/man7/pthreads.7:816
11262 msgid "Threads do not share resource limits (fixed in kernel 2.6.10)."
11263 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)。"
11265 #. type: Plain text
11266 #: build/C/man7/pthreads.7:818
11267 msgid "Threads do not share interval timers (fixed in kernel 2.6.12)."
11269 "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)。"
11271 #. type: Plain text
11272 #: build/C/man7/pthreads.7:822
11274 "Only the main thread is permitted to start a new session using B<setsid>(2) "
11275 "(fixed in kernel 2.6.16)."
11277 "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"
11278 "きる (カーネル 2.6.16 で修正された)。"
11280 #. type: Plain text
11281 #: build/C/man7/pthreads.7:827
11283 "Only the main thread is permitted to make the process into a process group "
11284 "leader using B<setpgid>(2) (fixed in kernel 2.6.16)."
11286 "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"
11287 "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)。"
11289 #. type: Plain text
11290 #: build/C/man7/pthreads.7:833
11292 "Threads have distinct alternate signal stack settings. However, a new "
11293 "thread's alternate signal stack settings are copied from the thread that "
11294 "created it, so that the threads initially share an alternate signal stack "
11295 "(fixed in kernel 2.6.16)."
11297 "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"
11298 "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"
11299 "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"
11300 "ル 2.6.16 で修正された)。"
11302 #. type: Plain text
11303 #: build/C/man7/pthreads.7:835
11304 msgid "Note the following further points about the NPTL implementation:"
11305 msgstr "NPTL の実装では以下の点についても注意すること:"
11307 #. type: Plain text
11308 #: build/C/man7/pthreads.7:849
11310 "If the stack size soft resource limit (see the description of "
11311 "B<RLIMIT_STACK> in B<setrlimit>(2)) is set to a value other than "
11312 "I<unlimited>, then this value defines the default stack size for new "
11313 "threads. To be effective, this limit must be set before the program is "
11314 "executed, perhaps using the I<ulimit -s> shell built-in command (I<limit "
11315 "stacksize> in the C shell)."
11317 "スタックサイズのリソースのソフト・リミット (B<setrlimit>(2) の "
11318 "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、"
11319 "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"
11320 "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"
11321 "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"
11322 "は I<limit stacksize>) を使って設定する。"
11325 #: build/C/man7/pthreads.7:849
11327 msgid "Determining the threading implementation"
11330 #. type: Plain text
11331 #: build/C/man7/pthreads.7:854
11333 "Since glibc 2.3.2, the B<getconf>(1) command can be used to determine the "
11334 "system's threading implementation, for example:"
11336 "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"
11337 "装を判定することができる。 以下に例を示す:"
11339 #. type: Plain text
11340 #: build/C/man7/pthreads.7:859
11343 "bash$ getconf GNU_LIBPTHREAD_VERSION\n"
11346 "bash$ getconf GNU_LIBPTHREAD_VERSION\n"
11349 #. type: Plain text
11350 #: build/C/man7/pthreads.7:864
11352 "With older glibc versions, a command such as the following should be "
11353 "sufficient to determine the default threading implementation:"
11355 "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"
11358 #. type: Plain text
11359 #: build/C/man7/pthreads.7:870
11362 "bash$ $( ldd /bin/ls | grep libc.so | awk \\(aq{print $3}\\(aq ) | \\e\n"
11363 " egrep -i \\(aqthreads|nptl\\(aq\n"
11364 " Native POSIX Threads Library by Ulrich Drepper et al\n"
11366 "bash$ $( ldd /bin/ls | grep libc.so | awk \\(aq{print $3}\\(aq ) | \\e\n"
11367 " egrep -i \\(aqthreads|ntpl\\(aq\n"
11368 " Native POSIX Threads Library by Ulrich Drepper et al\n"
11371 #: build/C/man7/pthreads.7:872
11373 msgid "Selecting the threading implementation: LD_ASSUME_KERNEL"
11374 msgstr "スレッドの実装の選択: LD_ASSUME_KERNEL"
11376 #. type: Plain text
11377 #: build/C/man7/pthreads.7:887
11379 "On systems with a glibc that supports both LinuxThreads and NPTL (i.e., "
11380 "glibc 2.3.I<x>), the B<LD_ASSUME_KERNEL> environment variable can be used to "
11381 "override the dynamic linker's default choice of threading implementation. "
11382 "This variable tells the dynamic linker to assume that it is running on top "
11383 "of a particular kernel version. By specifying a kernel version that does "
11384 "not provide the support required by NPTL, we can force the use of "
11385 "LinuxThreads. (The most likely reason for doing this is to run a (broken) "
11386 "application that depends on some nonconformant behavior in LinuxThreads.) "
11389 "LinuxThreads と NPTL の両方をサポートしている glibc (glibc 2.3.I<x>) があるシ"
11390 "ステムでは、 B<LD_ASSUME_KERNEL> 環境変数を使うことで、動的リンカがデフォルト"
11391 "で 選択するスレッド実装を上書きすることができる。 この変数により、動的リンカ"
11392 "が特定のバージョンのカーネル上で 動作していると仮定するように指定する。 NPTL "
11393 "が必要とするサポート機能を提供していないカーネルバージョンを 指定することで、"
11394 "強制的に LinuxThreads を使うことができる (このようなことをする最もありそうな"
11395 "場面は、 LinuxThreads の標準非準拠な振舞いに依存する (壊れた) アプリケーショ"
11396 "ン を動作させる場合だろう)。 以下に例を示す:"
11398 #. type: Plain text
11399 #: build/C/man7/pthreads.7:893
11402 "bash$ $( LD_ASSUME_KERNEL=2.2.5 ldd /bin/ls | grep libc.so | \\e\n"
11403 " awk \\(aq{print $3}\\(aq ) | egrep -i \\(aqthreads|ntpl\\(aq\n"
11404 " linuxthreads-0.10 by Xavier Leroy\n"
11406 "bash$ $( LD_ASSUME_KERNEL=2.2.5 ldd /bin/ls | grep libc.so | \\e\n"
11407 " awk \\(aq{print $3}\\(aq ) | egrep -i \\(aqthreads|ntpl\\(aq\n"
11408 " linuxthreads-0.10 by Xavier Leroy\n"
11410 #. type: Plain text
11411 #: build/C/man7/pthreads.7:905
11413 "B<clone>(2), B<futex>(2), B<gettid>(2), B<proc>(5), B<futex>(7), B<sigevent>"
11414 "(7), B<signal>(7),"
11416 "B<clone>(2), B<futex>(2), B<gettid>(2), B<futex>(7), B<sigevent>(7), "
11419 #. type: Plain text
11420 #: build/C/man7/pthreads.7:929
11422 "Various Pthreads manual pages, for example: B<pthread_attr_init>(3), "
11423 "B<pthread_atfork>(3), B<pthread_cancel>(3), B<pthread_cleanup_push>(3), "
11424 "B<pthread_cond_signal>(3), B<pthread_cond_wait>(3), B<pthread_create>(3), "
11425 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3), "
11426 "B<pthread_key_create>(3), B<pthread_kill>(3), B<pthread_mutex_lock>(3), "
11427 "B<pthread_mutex_unlock>(3), B<pthread_once>(3), B<pthread_setcancelstate>"
11428 "(3), B<pthread_setcanceltype>(3), B<pthread_setspecific>(3), "
11429 "B<pthread_sigmask>(3), B<pthread_sigqueue>(3), and B<pthread_testcancel>(3)"
11431 "pthreads の各種マニュアルページ、例えば: B<pthread_attr_init>(3),\n"
11432 "B<pthread_atfork>(3), B<pthread_cancel>(3), B<pthread_cleanup_push>(3),\n"
11433 "B<pthread_cond_signal>(3), B<pthread_cond_wait>(3), B<pthread_create>(3),\n"
11434 "B<pthread_detach>(3), B<pthread_equal>(3), B<pthread_exit>(3),\n"
11435 "B<pthread_key_create>(3), B<pthread_kill>(3), B<pthread_mutex_lock>(3),\n"
11436 "B<pthread_mutex_unlock>(3), B<pthread_once>(3),\n"
11437 "B<pthread_setcancelstate>(3), B<pthread_setcanceltype>(3),\n"
11438 "B<pthread_setspecific>(3), B<pthread_sigmask>(3), B<pthread_sigqueue>(3),\n"
11439 "and B<pthread_testcancel>(3)"