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- /* xstat.h: declarations for using stat(2).
-
- Copyright (C) 1992 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. */
-
- #ifndef XSTAT_H
- #define XSTAT_H
-
- #include "types.h"
- #include <sys/stat.h>
-
-
- /* Predicates for testing file attributes. */
-
- #if !defined(S_ISBLK) && defined(S_IFBLK)
- #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
- #endif
- #if !defined(S_ISCHR) && defined(S_IFCHR)
- #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
- #endif
- #if !defined(S_ISDIR) && defined(S_IFDIR)
- #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
- #endif
- #if !defined(S_ISREG) && defined(S_IFREG)
- #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
- #endif
- #if !defined(S_ISFIFO) && defined(S_IFIFO)
- #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
- #endif
- #if !defined(S_ISLNK) && defined(S_IFLNK)
- #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
- #endif
- #if !defined(S_ISSOCK) && defined(S_IFSOCK)
- #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
- #endif
- #if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
- #define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
- #define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
- #endif
- #if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
- #define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
- #endif
-
- /* Two files are indistinguishable if they are on the same device
- and have the same inode. This checks two stat buffers for that. */
- #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(string path);
-
- /* Ditto, for lstat(2) (except that lstat might not exist). */
- #ifdef S_ISLNK
- extern struct stat xlstat P1H(string path);
- #else
- #define xlstat xstat
- #endif
-
- #endif /* not XSTAT_H */
-