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/* xstat.h: stat with error checking.
Copyright (C) 1992, 93, 94 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#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)
/* Does stat(2) on PATH, and aborts if the stat fails. */
extern struct stat xstat P1H(const_string path);
/* Ditto, for lstat(2) (except that lstat might not exist). */
#ifdef S_ISLNK
extern struct stat xlstat P1H(const_string path);
#else
#define xlstat xstat
#endif
#endif /* not KPATHSEA_XSTAT_H */
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