diff options
Diffstat (limited to 'lib/lstat.c')
-rw-r--r-- | lib/lstat.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/lib/lstat.c b/lib/lstat.c deleted file mode 100644 index 9b9c33e41..000000000 --- a/lib/lstat.c +++ /dev/null @@ -1,80 +0,0 @@ -/* Work around a bug of lstat on some systems - - Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 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 */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -/* The specification of these functions is in sys_stat.h. But we cannot - include this include file here, because on some systems, a - "#define lstat lstat64" is being used, and sys_stat.h deletes this - definition. */ - -#include <sys/types.h> -#include <sys/stat.h> -#include <string.h> -#include <errno.h> - -#include "stat-macros.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 and Solaris 10 systems, the - lstat function already has the desired semantics (in treating - `lstat ("symlink/", sbuf)' just like `lstat ("symlink/.", sbuf)', - but on Solaris 9 and earlier it does not. - - If FILE has a trailing slash and specifies a symbolic link, - then use stat() to get more info on the referent of FILE. - If the referent is a non-directory, then set errno to ENOTDIR - and return -1. Otherwise, return stat's result. */ - -int -rpl_lstat (const char *file, struct stat *sbuf) -{ - size_t len; - int lstat_result = lstat (file, sbuf); - - if (lstat_result != 0 || !S_ISLNK (sbuf->st_mode)) - return lstat_result; - - len = strlen (file); - if (len == 0 || file[len - 1] != '/') - return 0; - - /* FILE refers to a symbolic link and the name ends with a slash. - Call stat() to get info about the link's referent. */ - - /* If stat fails, then we do the same. */ - if (stat (file, sbuf) != 0) - return -1; - - /* If FILE references a directory, return 0. */ - if (S_ISDIR (sbuf->st_mode)) - return 0; - - /* Here, we know stat succeeded and FILE references a non-directory. - But it was specified via a name including a trailing slash. - Fail with errno set to ENOTDIR to indicate the contradiction. */ - errno = ENOTDIR; - return -1; -} |