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Catch up with stat.h a bit:

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o Sticky bit is actually defined as S_ISTXT not S_ISVTX.
o Sticky bit is wrapped in if __BSD_VISIBLE not _POSIX_SOURCE.
This commit is contained in:
Tom Rhodes 2004-12-29 20:00:29 +00:00
parent 678a5ffdd8
commit a51d79c1d3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=139414
1 changed files with 5 additions and 6 deletions
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11
lib/libc/sys/chmod.2
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@ -32,7 +32,7 @@
.\" @(#)chmod.2 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
.Dd June 4, 1993
.Dd December 29, 2004
.Dt CHMOD 2
.Os
.Sh NAME
@ -101,22 +101,21 @@ defined in
#define S_ISUID 0004000 /* set user id on execution */
#define S_ISGID 0002000 /* set group id on execution */
#define S_ISVTX 0001000 /* sticky bit */
#ifndef _POSIX_SOURCE
#define S_ISTXT 0001000
#ifndef __BSD_VISIBLE
#define S_ISTXT 0001000 /* sticky bit */
#endif
.Ed
.Pp
The
.Fx
VM system totally ignores the sticky bit
.Pq Dv ISVTX
.Pq Dv ISTXT
for executables.
On UFS-based file systems (FFS, LFS) the sticky
bit may only be set upon directories.
.Pp
If mode
.Dv ISVTX
.Dv ISTXT
(the `sticky bit') is set on a directory,
an unprivileged user may not delete or rename
files of other users in that directory.