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- /* safe-stat.h -- EINTR-safe interface to stat
- Copyright (C) 1994 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Written by Jim Meyering <meyering@comco.com>. */
-
- #ifndef _safe_stat_h_
- #define _safe_stat_h_ 1
-
- /* NOTE: you must include the following headers (in the listed order)
- before this one: <sys/types.h>, <sys/stat.h>. */
-
- #include <errno.h>
-
- #ifndef errno
- extern int errno;
- #endif
-
- #ifndef __GNUC__
- #define __inline /* empty */
- #endif
-
- /* On some systems, stat can return EINTR. */
-
- #ifndef EINTR
- # define SAFE_STAT(name, buf) stat (name, buf)
- #else
- # ifndef __static
- # define __static static
- # endif
- # define SAFE_STAT(name, buf) safe_stat (name, buf)
- __static __inline int
- safe_stat (name, buf)
- const char *name;
- struct stat *buf;
- {
- int ret;
-
- do
- ret = stat (name, buf);
- while (ret < 0 && errno == EINTR);
-
- return ret;
- }
- #endif
-
- #endif /* _safe_stat_h_ */
-