1 .\" Copyright Andries Brouwer, A. Wik 1998, Ragnar Hojland Espinosa 1998-2002
3 .\" Japanese Version Copyright (c) 1999 Kazuyuki Tanisako
4 .\" all rights reserved.
5 .\" Translated Sun Aug 22 12:42 JST 1999
6 .\" by Kazuyuki Tanisako
7 .\" Updated Sun Jan 27 JST 2001 by Kentaro Shirakata <argrath@ub32.org>
8 .\" Updated & Modified Sat Nov 8 13:24:56 JST 2003
9 .\" by Yuichi SATO <ysato444@yahoo.co.jp>
11 .\" This file may be copied under the conditions described
12 .\" in the LDP GENERAL PUBLIC LICENSE, Version 1, September 1998
13 .\" that should have been distributed together with this file.
15 .\"WORD: access permissions ¥¢¥¯¥»¥¹¸¢
16 .\"WORD: permissions ¥¢¥¯¥»¥¹¸¢
17 .\"WORD: options ¥ª¥×¥·¥ç¥ó
18 .\"WORD: symbolic mode ¥·¥ó¥Ü¥ë¥â¡¼¥É
19 .\"WORD: numeric mode ¿ôÃͥ⡼¥É
20 .\"WORD: octal number 8 ¿Ê¿ô
21 .\"WORD: octal digit 8 ¿Ê¿ô
23 .TH CHMOD 1 "18 June 2002" "GNU fileutils 4.1"
25 chmod \- ¥Õ¥¡¥¤¥ë¤Î¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤¹¤ë
27 .BI "chmod [" options "] " "mode file..."
32 GNU ¥ª¥×¥·¥ç¥ó (´Êά·Á¼°):
33 .B [\-cfvR] [\-\-reference=\fIfile\fB]
34 .B "[\-\-help] [\-\-version] [\-\-]"
37 ¥³¥Þ¥ó¥É¤Ï»ØÄꤷ¤¿¤½¤ì¤¾¤ì¤Î
41 ¤Ë¤è¤êÊѹ¹¤¹¤ë¡£Êѹ¹ÊýË¡¤ò¥·¥ó¥Ü¥ë¤Çɽ¸½¤¹¤ë¤«¡¢¤â¤·¤¯¤ÏÊѹ¹¸å¤Î
42 ¥¢¥¯¥»¥¹¸¢¤òɽ¤¹¥Ó¥Ã¥È¥Ñ¥¿¡¼¥ó¤ò 8 ¿Ê¿ô¤Çɽ¸½¤·¤¿¤â¤Î¤Î¤¤¤º¤ì¤«¤ò
45 ¥·¥ó¥Ü¥ë¥â¡¼¥É¤Ç¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤¹¤ë¾ì¹ç¤Î°ú¿ô¤Î½ñ¼°¤Ï
47 \&`[ugoa...][[+-=][rwxXstugo...]...][,...]' ¤Ç¤¢¤ë¡£
49 ¥·¥ó¥Ü¥ë¥â¡¼¥É¤Ç°ú¿ô¤Ë¥¢¥¯¥»¥¹¸¢¤ÎÊѹ¹¤òÊ£¿ô»ØÄꤹ¤ë¾ì¹ç¤Ë¤Ï¥³¥ó¥Þ¤Ç¶èÀڤ롣
50 ¥·¥ó¥Ü¥ë¥â¡¼¥É¤Ç¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤¹¤ë¤½¤ì¤¾¤ì¤Îɽ¸½¤Ï 0 ¸Ä¤â¤·¤¯¤ÏÊ£¿ô¤Îʸ»ú `ugoa' ¤Ç»Ï¤Þ¤ë;
51 ¤³¤ì¤é¤¬¥Õ¥¡¥¤¥ë¤ËÂФ¹¤ë¤É¤Î¥æ¡¼¥¶¡¼¤Î¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤¹¤ë¤«¤ò·è¤á¤ë: ¥Õ¥¡¥¤¥ë¤Î½êÍ¼Ô (u)¡¢
52 ¥Õ¥¡¥¤¥ë¤ÈƱ¤¸¥°¥ë¡¼¥×¤Ë°¤·¤Æ¤¤¤ë¤¬½êͼԤǤϤʤ¤ (ÌõÃí: °Ê¸å¥°¥ë¡¼¥×¤Èɽµ) (g)¡¢
53 ½êͼԤǤâ¤Ê¤¯¡¢¤½¤Î¥Õ¥¡¥¤¥ë¤ÈƱ¤¸¥°¥ë¡¼¥×¤Ë¤â°¤·¤Æ¤¤¤Ê¤¤ (ÌõÃí: °Ê¸å¤½¤Î¾¤Èɽµ) (o)¡¢
54 ¤â¤·¤¯¤ÏÁ´¥æ¡¼¥¶¡¼ (a) ¤òɽ¤·¤Æ¤¤¤ë¡£¤Ä¤Þ¤ê `a' ¤Ï `ugo' ¤ÈƱ¤¸¤Ç¤¢¤ë¡£
55 ¤â¤·¤³¤ì¤é¤Î¤¤¤º¤ì¤â»ØÄꤵ¤ì¤Ê¤¤¾ì¹ç¡¢`a' ¤¬»ØÄꤵ¤ì¤¿¤Î¤ÈƱ¤¸·ë²Ì¤È¤Ê¤ë¤¬¡¢umask ¤ËÀßÄꤵ¤ì¤¿
56 ¥Ó¥Ã¥È°ÌÃÖ¤ÏÊѲ½¤·¤Ê¤¤¡£
58 `+' ±é»»»Ò¤Ï³Æ¡¹¤Î¥Õ¥¡¥¤¥ë¤Î¸½¾õ¤Î¥¢¥¯¥»¥¹¸¢¤Ë¡¢ÁªÂò¤·¤¿¥¢¥¯¥»¥¹¸¢¤ò²Ã¤¨¤ë; `-'
59 ¤Ïºï½ü¤¹¤ë; ¤½¤·¤Æ `=' ¤Ï»ØÄꤷ¤¿¥¢¥¯¥»¥¹¸¢¤À¤±¤¬¤½¤Î¥Õ¥¡¥¤¥ë¤Î¥¢¥¯¥»¥¹¸¢¤È¤Ê¤ë¡£
61 ʸ»ú `rwxXstugo' ¤Ï±Æ¶Á¤òÍ¿¤¨¤ë¥æ¡¼¥¶¡¼¤ËÂФ¹¤ë¿·¤·¤¤¥¢¥¯¥»¥¹¸¢¤òÁªÂò¤¹¤ë: Æɼè¤ê (r)¡¢
62 ½ñ¤¹þ¤ß (w)¡¢¼Â¹Ô (¤Þ¤¿¤Ï¥Ç¥£¥ì¥¯¥È¥ê¤ËÂФ¹¤ë¥¢¥¯¥»¥¹) (x)¡¢¥Õ¥¡¥¤¥ë¤¬¥Ç¥£¥ì¥¯¥È¥ê¤«¤â¤·¤¯¤Ï
63 ¤¢¤ë¥æ¡¼¥¶¡¼¤ËÂФ·¤Æ¤¹¤Ç¤Ë¼Â¹Ô¥¢¥¯¥»¥¹¸¢¤¬ÀßÄꤵ¤ì¤Æ¤¤¤ë¾ì¹ç¤Î¤ß¼Â¹Ô (X)¡¢¼Â¹Ô»þ¤Ë¥æ¡¼¥¶¡¼
64 ¤â¤·¤¯¤Ï¥°¥ë¡¼¥× ID¤òÀßÄꤹ¤ë (s)¡¢sticky bit (t)¡¢¤½¤Î¥Õ¥¡¥¤¥ë¤Î½êͼԤǤθ½ºß¤Î¥¢¥¯¥»¥¹¸¢
65 ¤Ï (u)¡¢¤½¤Î¥Õ¥¡¥¤¥ë¤Î¥°¥ë¡¼¥×¤Ç¤Î¸½ºß¤Î¥¢¥¯¥»¥¹¸¢¤Ï (g)¡¢¤½¤Î¥Õ¥¡¥¤¥ë¤Î¤½¤Î¾¤Î¥æ¡¼¥¶¡¼¤Ç¤Î¸½ºß
66 ¤Î¥¢¥¯¥»¥¹¸¢¤Ï (o) ¤Çɽ¤µ¤ì¤ë¡£
67 (½¾¤Ã¤Æ¡¢`chmod g-s file' ¤Ï set-group-ID (sgid) ¥Ó¥Ã¥È¤òºï½ü¤¹¤ë¡£
68 \&`chmod ug+s file' ¤Ï suid ¤½¤·¤Æ sgid ¥Ó¥Ã¥È¤ÎξÊý¤òÀßÄꤹ¤ë¤¬¡¢
69 \&`chmod o+s file' ¤Ï²¿¤â¤·¤Ê¤¤¡£)
71 POSIX ¤Ç¤Ï `sticky bit' ¤Ë¤Ä¤¤¤Æµ½Ò¤·¤Æ¤¤¤Ê¤¤¡£
72 ¤½¤Î̾Á°¤ÏËÜÍè¤Î°ÕÌ£¤«¤éÍè¤Æ¤¤¤ë:
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86 ¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤¹¤ë¡£¤½¤ì¤ËÂФ·¤Æ¡¢
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90 .SH "POSIX ¥ª¥×¥·¥ç¥ó"
93 ¥Ç¥£¥ì¥¯¥È¥ê¤ä¤½¤³¤Ë´Þ¤Þ¤ì¤ë¤â¤Î¤Î¥¢¥¯¥»¥¹¸¢¤òºÆµ¢Åª¤ËÊѹ¹¤¹¤ë¡£
97 ¼ÂºÝ¤Ë¥¢¥¯¥»¥¹¸¢¤ÎÊѹ¹¤¬¤¢¤Ã¤¿
99 ¤½¤ì¤¾¤ì¤Ë¤Ä¤¤¤Æ¤ÎÆ°ºî¤ò¾ÜºÙ¤Ëɽ¼¨¤¹¤ë¡£
101 .B "\-f, \-\-silent, \-\-quiet"
102 ¥¢¥¯¥»¥¹¸¢¤òÊѹ¹¤Ç¤¤Ê¤«¤Ã¤¿¥Õ¥¡¥¤¥ë¤Ë¤Ä¤¤¤Æ¤Î¥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤ò½ÐÎϤ·¤Ê¤¤¡£
107 ¤Ë¤Ä¤¤¤ÆÊѹ¹¤·¤¿¡¢¤â¤·¤¯¤Ï¤·¤Ê¤«¤Ã¤¿¤È¤¤¤¦Æ°ºî¤ò¾ÜºÙ¤Ëɽ¼¨¤¹¤ë¡£
109 .B "\-R, \-\-recursive"
110 ¥Ç¥£¥ì¥¯¥È¥ê¤ä¤½¤³¤Ë´Þ¤Þ¤ì¤ë¤â¤Î¤Î¥¢¥¯¥»¥¹¸¢¤òºÆµ¢Åª¤ËÊѹ¹¤¹¤ë¡£
112 .B \-\-reference=\fIfile
113 ÌÀ¼¨Åª¤Ë \fImode\fR ¤ò»Ø¼¨¤¹¤ëÂå¤ï¤ê¤Ë¡¢»²¾ÈÍѤ˻ØÄꤷ¤¿ \fIfile\fR ¤Î¥°¥ë¡¼¥×¤ò»È¤¦¡£
114 .SH "GNU ɸ½à¥ª¥×¥·¥ç¥ó"
117 ɸ½à½ÐÎϤ˻ÈÍÑÊýË¡¤Î¥á¥Ã¥»¡¼¥¸¤ò½ÐÎϤ·¤ÆÀµ¾ï½ªÎ»¤¹¤ë¡£
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126 ¥·¥ó¥Ü¥ë¤Ç¥¢¥¯¥»¥¹¸¢¤ò»ØÄꤹ¤ëÂå¤ï¤ê¤Ë¡¢
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128 8 ¿Ê¿ô (´ð¿ô 8) ¤ò»È¤Ã¤Æ»ØÄꤹ¤ë¤³¤È¤¬¤Ç¤¤ë¡£
129 ¤³¤Î¿ôÃͤϾï¤Ë 8 ¿Ê¿ô¤È¤·¤Æ°·¤ï¤ì¤ë;
130 C ¸À¸ì¤Î¤è¤¦¤Ë¿ôÃͤÎÀèƬ¤Ë 0 ¤òÉղ乤ëɬÍפϤʤ¤¡£
131 mode ¤Ë 0055 ¤È»ØÄꤹ¤ë¤Î¤È 55 ¤È»ØÄꤹ¤ë¤Î¤ÏƱ¤¸¤Ç¤¢¤ë¡£
132 ¿ôÃͥ⡼¥É¤Ë¤è¤ë»ØÄê¤Ï¡¢¥·¥ó¥Ü¥ë¥â¡¼¥É¤Ç»ØÄꤹ¤ë¤è¤êÂçÄñ¤Î¾ì¹çû¤¯¤¹¤à¤¬¡¢
133 ¥¢¥¯¥»¥¹¸¢¤òÀäÂÐÃͤǻØÄꤹ¤ë¡£
134 mode ¤Î³Æ¿ô»ú¤Ë¤è¤ê¡¢°Ê²¼¤Ç¼¨¤¹¤è¤¦¤Ê¥¢¥¯¥»¥¹¸¢¤Î¥°¥ë¡¼¥×¤òÁªÂò¤¹¤ë¡£
135 º¸Â¦¤Î¾Êά¤µ¤ì¤¿¿ôÃÍ¤Ï 0 ¤È¤·¤Æ°·¤ï¤ì¤ë¡£
136 ¥¢¥¯¥»¥¹¸¢¤òÁȤ߹ç¤ï¤»¤ë¤Ë¤Ï¡¢
137 ³Æ¿ô»ú¤Î OR ¤ò¤È¤ë¤«³Æ¿ô»ú¤ò¹ç·×¤¹¤ì¤Ð¤è¤¤¡£
141 1000 ¥×¥í¥°¥é¥à¥³¡¼¥É¤ò¥¹¥ï¥Ã¥×¤Ë°Ý»ý
143 2000 ¼Â¹Ô»þ¤Ë¥°¥ë¡¼¥× ID ¤òÀßÄê
145 4000 ¼Â¹Ô»þ¤Ë¥æ¡¼¥¶¡¼ ID ¤òÀßÄê
147 Ʊ¤¸ UID ¤Î¥æ¡¼¥¶¡¼ (u+)
163 ¤½¤Î¾¤Î¥æ¡¼¥¶¡¼ (o+)
171 ÊÑ¿ô LANG, LC_ALL, LC_CTYPE, LC_MESSAGES ¤¬Ä̾ï¤Î°ÕÌ£¤ò»ý¤Ä¡£
173 POSIX 1003.2 ¤Ç¤Ï \-R ¥ª¥×¥·¥ç¥ó¤Î¤ß¤¬É¬¿Ü¤Ç¤¢¤ë¡£¤½¤Î¾¤Î¥ª¥×¥·¥ç¥ó¤ò»ÈÍѤ¹¤ë¤È
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175 ¤³¤Îɸ½à¤Ç¤Ï \fBchmod\fP ¤¬ suid ¤ä sgid ¥Ó¥Ã¥È¤Î¥¯¥ê¥¢¤â¤·¤¯¤ÏÀßÄê¤ÎµñÀä¤Ç¤Î
176 °ì´ÓÀ¤ò°Ý»ý¤¹¤ë¤Ù¤¤«¤É¤¦¤«¤Ë¤Ä¤¤¤Æ¤ò¤È¤ê·è¤á¤Æ¤¤¤Ê¤¤¡£¤¿¤È¤¨¤Ð¡¢¤¹¤Ù¤Æ¤Î¼Â¹Ô¥Ó¥Ã¥È¤¬
177 ¥¯¥ê¥¢¤µ¤ì¤ë¾ì¹ç¤Ë \fBchmod\fP ¤¬ `s' ¥Ó¥Ã¥È¤ò¤É¤¦¤¹¤ë¤«¤Þ¤Ã¤¿¤¯¤È¤ê·è¤á¤Æ¤¤¤Ê¤¤¡£
179 ¤³¤³¤Þ¤Ç¤Î¤È¤³¤í¤Ç¥Ç¥£¥ì¥¯¥È¥ê¤ËÂФ¹¤ë `t' ¥Ó¥Ã¥È¤Î»È¤¤Êý¤òÀâÌÀ¤·¤¿¡£
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181 Æäˡ¢Linux ¤Ï System V ·Ï (System V Interface Definition (SVID) Version 3 ¤ò
182 »²¾È) ¤ËÊï¤Ã¤Æ¡¢¥°¥ë¡¼¥×¼Â¹Ôµö²Ä¤ò»ý¤¿¤Ê¤¤¥Õ¥¡¥¤¥ë¤Î sgid ¥Ó¥Ã¥È¤Ë¡¢
183 ¤½¤Î¥Õ¥¡¥¤¥ë¤¬¶¯À©¥í¥Ã¥¯ (mandatory locking) ¤ÎÂоݤǤ¢¤ë¤³¤È¤ò¼¨¤µ¤»¤Æ¤¤¤ë¡£
185 .I /usr/src/linux/Documentation/mandatory.txt
188 ¤³¤Î¥Ú¡¼¥¸¤Ç¤Ï fileutils-4.1 ¥Ñ¥Ã¥±¡¼¥¸¤Ç¤Î
190 ¥³¥Þ¥ó¥É¤Ë¤Ä¤¤¤ÆÀâÌÀ¤·¤Æ¤¤¤ë¡£
191 ¤½¤Î¾¤Î¥Ð¡¼¥¸¥ç¥ó¤Ç¤Ï¾¯¤·°ã¤¤¤¬¤¢¤ë¤«¤â¤·¤ì¤Ê¤¤¡£
192 ½¤Àµ¤äÄÉ²Ã¤Ï aeb@cwi.nl, aw@mail1.bet1.puv.fi, ragnar@ragnar-hojland.com
193 °¸¤Æ¤Ë¥á¡¼¥ë¤ÇÏ¢Íí¤·¤Æ¤Û¤·¤¤¡£
194 ¥×¥í¥°¥é¥à¤Î¥Ð¥°¤Ë¤Ä¤¤¤Æ¤Ï bug-fileutils@gnu.org ¤ØÊó¹ð¤·¤Æ¤Û¤·¤¤¡£