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/* xstat.h: stat with error checking.
Copyright 1992, 1993, 1994, 2008, 2010 Karl Berry.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, see <http://www.gnu.org/licenses/>. */
#ifndef KPATHSEA_XSTAT_H
#define KPATHSEA_XSTAT_H
#include <kpathsea/c-proto.h>
#include <kpathsea/c-stat.h>
#include <kpathsea/types.h>
/* Two files are indistinguishable if they are on the same device
and have the same inode. This checks two stat buffers for that. Cf.
the `same_file_p' routine in file-p.c, declared in kpathlib.h. */
#define SAME_FILE_P(s1, s2) \
((s1).st_ino == (s2).st_ino && (s1).st_dev == (s2).st_dev)
#ifdef MAKE_KPSE_DLL /* libkpathsea internal only */
/* Does stat(2) on PATH, and aborts if the stat fails. */
extern struct stat xstat (const_string path);
/* Ditto, for lstat(2) (except that lstat might not exist). */
#ifdef S_ISLNK
extern struct stat xlstat (const_string path);
#else
#define xlstat xstat
#endif
#endif /* MAKE_KPSE_DLL */
#endif /* not KPATHSEA_XSTAT_H */
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