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doc: fix comments in recent patches

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* lib/faccessat.c: Mention correct function.
* lib/fchmodat.c: Likewise.
* lib/fchownat.c: Likewise.
* lib/symlinkat.c: Likewise.
* doc/posix-headers/fcntl.texi (fcntl.h): Cygwin 1.7 has AT_*
constants.

Signed-off-by: Eric Blake <ebb9@byu.net>
This commit is contained in:
Eric Blake
2009-09-06 20:21:28 -06:00
parent aa68628461
commit d4356ced2b
6 changed files with 19 additions and 10 deletions
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8
ChangeLog
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@@ -1,5 +1,13 @@
2009-09-06 Eric Blake <ebb9@byu.net>
doc: fix comments in recent patches
* lib/faccessat.c: Mention correct function.
* lib/fchmodat.c: Likewise.
* lib/fchownat.c: Likewise.
* lib/symlinkat.c: Likewise.
* doc/posix-headers/fcntl.texi (fcntl.h): Cygwin 1.7 has AT_*
constants.
faccessat, symlinkat: continue cleanup of previous patch
* m4/symlinkat.m4 (gl_FUNC_SYMLINKAT): Ensure dependency order.
* m4/faccessat.m4 (gl_FUNC_FACCESSAT): Likewise.

3
doc/posix-headers/fcntl.texi
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@@ -30,7 +30,8 @@ mingw.
@samp{AT_FDCWD}, @samp{AT_EACCESS}, @samp{AT_SYMLINK_NOFOLLOW},
@samp{AT_SYMLINK_FOLLOW}, and @samp{AT_REMOVEDIR}
are not defined on many platforms:
glibc 2.3.6, MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX 5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 8, Cygwin, mingw, Interix 3.5, BeOS.
glibc 2.3.6, MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX
5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 8, Cygwin 1.5.x, mingw, Interix 3.5, BeOS.
@item
@samp{AT_FDCWD} is defined with a value too large for an @code{int} on some

6
lib/faccessat.c
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@@ -34,9 +34,9 @@
/* Invoke access or euidaccess on file, FILE, using mode MODE, in the directory
open on descriptor FD. If possible, do it without changing the
working directory. Otherwise, resort to using save_cwd/fchdir,
then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero.
working directory. Otherwise, resort to using save_cwd/fchdir, then
(access|euidaccess)/restore_cwd. If either the save_cwd or the
restore_cwd fails, then give a diagnostic and exit nonzero.
Note that this implementation only supports AT_EACCESS, although some
native versions also support AT_SYMLINK_NOFOLLOW. */

4
lib/fchmodat.c
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@@ -37,8 +37,8 @@ static int lchmod (char const *f, mode_t m) { errno = ENOSYS; return -1; }
Invoke chmod or lchmod on file, FILE, using mode MODE, in the directory
open on descriptor FD. If possible, do it without changing the
working directory. Otherwise, resort to using save_cwd/fchdir,
then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero.
then (chmod|lchmod)/restore_cwd. If either the save_cwd or the
restore_cwd fails, then give a diagnostic and exit nonzero.
Note that an attempt to use a FLAG value of AT_SYMLINK_NOFOLLOW
on a system without lchmod support causes this function to fail. */

4
lib/fchownat.c
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@@ -35,8 +35,8 @@
directory open on descriptor FD. If FLAG is AT_SYMLINK_NOFOLLOW, then
use lchown, otherwise, use chown. If possible, do it without changing
the working directory. Otherwise, resort to using save_cwd/fchdir,
then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero. */
then (chown|lchown)/restore_cwd. If either the save_cwd or the
restore_cwd fails, then give a diagnostic and exit nonzero. */
#define AT_FUNC_NAME fchownat
#define AT_FUNC_F1 lchown

4
lib/symlinkat.c
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@@ -68,7 +68,7 @@ symlinkat_reversed (int fd, char const *file, char const *contents);
/* Create a symlink FILE, in the directory open on descriptor FD,
holding CONTENTS. If possible, do it without changing the
working directory. Otherwise, resort to using save_cwd/fchdir,
then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
then symlink/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero. */
int
@@ -90,7 +90,7 @@ symlinkat (char const *contents, int fd, char const *file)
/* Read the contents of symlink FILE into buffer BUF of size LEN, in the
directory open on descriptor FD. If possible, do it without changing
the working directory. Otherwise, resort to using save_cwd/fchdir,
then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
then readlink/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero. */
#define AT_FUNC_NAME readlinkat