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author | Paul Eggert <eggert@cs.ucla.edu> | 2005-07-03 09:28:55 +0000 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2005-07-03 09:28:55 +0000 |
commit | ac1f5e4f902238dcbadebad83dfd253453724f3e (patch) | |
tree | 5d2b1d6192efb3f7f3fc85f9566334288dd13eda /lib | |
parent | e3f2ac8a0f5f7ed3e362bf0c18950b932d9239a0 (diff) | |
download | coreutils-ac1f5e4f902238dcbadebad83dfd253453724f3e.tar.xz |
Remove (sync from gnulib).
Diffstat (limited to 'lib')
-rw-r--r-- | lib/stat.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/lib/stat.c b/lib/stat.c deleted file mode 100644 index b06926ff0..000000000 --- a/lib/stat.c +++ /dev/null @@ -1,111 +0,0 @@ -/* Work around the bug in some systems whereby stat/lstat succeeds when - given the zero-length file name argument. The stat/lstat from SunOS 4.1.4 - has this bug. Also work around a deficiency in Solaris systems (up to at - least Solaris 9) regarding the semantics of `lstat ("symlink/", sbuf).' - - Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free - Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -/* written by Jim Meyering */ - -#include <config.h> - -#include <sys/types.h> -#include <sys/stat.h> -#include <errno.h> -#if defined LSTAT && ! LSTAT_FOLLOWS_SLASHED_SYMLINK -# include <stdlib.h> -# include <string.h> - -# include "stat-macros.h" -# include "xalloc.h" - -/* lstat works differently on Linux and Solaris systems. POSIX (see - `pathname resolution' in the glossary) requires that programs like `ls' - take into consideration the fact that FILE has a trailing slash when - FILE is a symbolic link. On Linux systems, the lstat function already - has the desired semantics (in treating `lstat("symlink/",sbuf)' just like - `lstat("symlink/.",sbuf)', but on Solaris it does not. - - If FILE has a trailing slash and specifies a symbolic link, - then append a `.' to FILE and call lstat a second time. */ - -static int -slash_aware_lstat (const char *file, struct stat *sbuf) -{ - size_t len; - char *new_file; - - int lstat_result = lstat (file, sbuf); - - if (lstat_result != 0 || !S_ISLNK (sbuf->st_mode)) - return lstat_result; - - len = strlen (file); - if (file[len - 1] != '/') - return lstat_result; - - /* FILE refers to a symbolic link and the name ends with a slash. - Append a `.' to FILE and repeat the lstat call. */ - - /* Add one for the `.' we'll append, and one more for the trailing NUL. */ - new_file = xmalloc (len + 1 + 1); - memcpy (new_file, file, len); - new_file[len] = '.'; - new_file[len + 1] = 0; - - lstat_result = lstat (new_file, sbuf); - free (new_file); - - return lstat_result; -} -#endif /* LSTAT && ! LSTAT_FOLLOWS_SLASHED_SYMLINK */ - -/* This is a wrapper for stat/lstat. - If FILE is the empty string, fail with errno == ENOENT. - Otherwise, return the result of calling the real stat/lstat. - - This works around the bug in some systems whereby stat/lstat succeeds when - given the zero-length file name argument. The stat/lstat from SunOS 4.1.4 - has this bug. */ - -/* This function also provides a version of lstat with consistent semantics - when FILE specifies a symbolic link and has a trailing slash. */ - -#ifdef LSTAT -# define rpl_xstat rpl_lstat -# if ! LSTAT_FOLLOWS_SLASHED_SYMLINK -# define xstat_return_val(F, S) slash_aware_lstat (F, S) -# else -# define xstat_return_val(F, S) lstat (F, S) -# endif -#else -# define rpl_xstat rpl_stat -# define xstat_return_val(F, S) stat (F, S) -#endif - -int -rpl_xstat (const char *file, struct stat *sbuf) -{ - if (file && *file == 0) - { - errno = ENOENT; - return -1; - } - - return xstat_return_val (file, sbuf); -} |