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Define AT_SYMLINK_NOFOLLOW et al.

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* libguile/posix.c (scm_init_posix): Define AT_SYMLINK_NOFOLLOW,
AT_SYMLINK_FOLLOW, AT_NO_AUTOMOUNT, and AT_EMPTY_PATH when available.
(scm_utime): Mention AT_SYMLINK_NOFOLLOW.
* doc/ref/posix.texi (File System): Update accordingly.
* test-suite/tests/posix.test ("utime")["AT_SYMLINK_NOFOLLOW"]: New test.
This commit is contained in:
Ludovic Courtès 2018-09-23 16:39:42 +02:00 • committed by Andy Wingo
commit 827e88b4b7
3 changed files with 41 additions and 5 deletions
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20
libguile/posix.c
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@ -1,4 +1,4 @@
/* Copyright 1995-2014,2016-2018
/* Copyright 1995-2014,2016-2019
Free Software Foundation, Inc.
This file is part of Guile.
@ -1626,7 +1626,10 @@ SCM_DEFINE (scm_utime, "utime", 1, 5, 0,
"(utime \"foo\" (- (current-time) 3600))\n"
"@end lisp\n"
"will set the access time to one hour in the past and the\n"
"modification time to the current time.")
"modification time to the current time.\n\n"
"Last, @var{flags} may be either @code{0} or the\n"
"@code{AT_SYMLINK_NOFOLLOW} constant, to set the time of\n"
"@var{pathname} even if it is a symbolic link.\n")
#define FUNC_NAME s_scm_utime
{
int rv;
@ -2435,6 +2438,19 @@ scm_init_posix ()
scm_c_define ("LOCK_NB", scm_from_int (LOCK_NB));
#endif
#ifdef AT_SYMLINK_NOFOLLOW
scm_c_define ("AT_SYMLINK_NOFOLLOW", scm_from_int (AT_SYMLINK_NOFOLLOW));
#endif
#ifdef AT_SYMLINK_FOLLOW
scm_c_define ("AT_SYMLINK_FOLLOW", scm_from_int (AT_SYMLINK_FOLLOW));
#endif
#ifdef AT_NO_AUTOMOUNT
scm_c_define ("AT_NO_AUTOMOUNT", scm_from_int (AT_NO_AUTOMOUNT));
#endif
#ifdef AT_EMPTY_PATH
scm_c_define ("AT_EMPTY_PATH", scm_from_int (AT_EMPTY_PATH));
#endif
#include "cpp-SIG.c"
#include "posix.x"