summaryrefslogtreecommitdiff
path: root/include/sys/stat.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/sys/stat.h')
-rw-r--r--include/sys/stat.h214
1 files changed, 122 insertions, 92 deletions
diff --git a/include/sys/stat.h b/include/sys/stat.h
index b4e1620df..a2a669277 100644
--- a/include/sys/stat.h
+++ b/include/sys/stat.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1991, 92, 95, 96, 97, 98 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 1995-1999, 2000, 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C 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.
+ 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.
The GNU C 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.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
/*
* POSIX Standard: 5.6 File Characteristics <sys/stat.h>
@@ -33,54 +33,63 @@
/* The Single Unix specification says that some more types are
available here. */
-# ifndef dev_t
+# ifndef __dev_t_defined
typedef __dev_t dev_t;
-# define dev_t dev_t
+# define __dev_t_defined
# endif
-# ifndef gid_t
+# ifndef __gid_t_defined
typedef __gid_t gid_t;
-# define gid_t gid_t
+# define __gid_t_defined
# endif
-# ifndef ino_t
+# ifndef __ino_t_defined
# ifndef __USE_FILE_OFFSET64
typedef __ino_t ino_t;
# else
typedef __ino64_t ino_t;
# endif
-# define ino_t ino_t
+# define __ino_t_defined
# endif
-# ifndef mode_t
+# ifndef __mode_t_defined
typedef __mode_t mode_t;
-# define mode_t mode_t
+# define __mode_t_defined
# endif
-# ifndef nlink_t
+# ifndef __nlink_t_defined
typedef __nlink_t nlink_t;
-# define nlink_t nlink_t
+# define __nlink_t_defined
# endif
-# ifndef off_t
+# ifndef __off_t_defined
# ifndef __USE_FILE_OFFSET64
typedef __off_t off_t;
# else
typedef __off64_t off_t;
# endif
-# define off_t off_t
+# define __off_t_defined
# endif
-# ifndef uid_t
+# ifndef __uid_t_defined
typedef __uid_t uid_t;
-# define uid_t uid_t
+# define __uid_t_defined
# endif
#endif /* X/Open */
#ifdef __USE_UNIX98
-# ifndef pid_t
-typedef __pid_t pid_t;
-# define pid_t pid_t
+# ifndef __blkcnt_t_defined
+# ifndef __USE_FILE_OFFSET64
+typedef __blkcnt_t blkcnt_t;
+# else
+typedef __blkcnt64_t blkcnt_t;
+# endif
+# define __blkcnt_t_defined
+# endif
+
+# ifndef __blksize_t_defined
+typedef __blksize_t blksize_t;
+# define __blksize_t_defined
# endif
#endif /* Unix98 */
@@ -97,13 +106,12 @@ __BEGIN_DECLS
# ifdef __S_IFIFO
# define S_IFIFO __S_IFIFO
# endif
-# if defined __USE_BSD || defined __USE_MISC
-# ifdef __S_IFLNK
-# define S_IFLNK __S_IFLNK
-# endif
-# ifdef __S_IFSOCK
-# define S_IFSOCK __S_IFSOCK
-# endif
+# ifdef __S_IFLNK
+# define S_IFLNK __S_IFLNK
+# endif
+# if (defined __USE_BSD || defined __USE_MISC || defined __USE_XOPEN2K) \
+ && defined __S_IFSOCK
+# define S_IFSOCK __S_IFSOCK
# endif
#endif
@@ -118,11 +126,12 @@ __BEGIN_DECLS
#ifdef __S_IFIFO
# define S_ISFIFO(mode) __S_ISTYPE((mode), __S_IFIFO)
#endif
+#ifdef __S_IFLNK
+# define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK)
+#endif
#ifdef __USE_BSD
-# ifdef __S_IFLNK
-# define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK)
-# else
+# ifndef __S_IFLNK
# define S_ISLNK(mode) 0
# endif
# ifdef __S_IFSOCK
@@ -130,13 +139,23 @@ __BEGIN_DECLS
# endif
#endif
+/* These are from POSIX.1b. If the objects are not implemented using separate
+ distinct file types, the macros always will evaluate to zero. Unlike the
+ other S_* macros the following three take a pointer to a `struct stat'
+ object as the argument. */
+#ifdef __USE_POSIX199309
+# define S_TYPEISMQ(buf) __S_TYPEISMQ(buf)
+# define S_TYPEISSEM(buf) __S_TYPEISSEM(buf)
+# define S_TYPEISSHM(buf) __S_TYPEISSHM(buf)
+#endif
+
/* Protection bits. */
#define S_ISUID __S_ISUID /* Set user ID on execution. */
#define S_ISGID __S_ISGID /* Set group ID on execution. */
-#if defined __USE_BSD || defined __USE_MISC
+#if defined __USE_BSD || defined __USE_MISC || defined __USE_XOPEN
/* Save swapped text after use (sticky bit). This is pretty well obsolete. */
# define S_ISVTX __S_ISVTX
#endif
@@ -178,79 +197,87 @@ __BEGIN_DECLS
#ifndef __USE_FILE_OFFSET64
/* Get file attributes for FILE and put them in BUF. */
-extern int stat __P ((__const char *__file, struct stat *__buf));
+extern int stat (__const char *__restrict __file,
+ struct stat *__restrict __buf) __THROW;
/* Get file attributes for the file, device, pipe, or socket
that file descriptor FD is open on and put them in BUF. */
-extern int fstat __P ((int __fd, struct stat *__buf));
+extern int fstat (int __fd, struct stat *__buf) __THROW;
#else
# ifdef __REDIRECT
-extern int __REDIRECT (stat, __P ((__const char *__file, struct stat *__buf)),
+extern int __REDIRECT (stat,
+ (__const char *__restrict __file,
+ struct stat *__restrict __buf) __THROW,
stat64);
-extern int __REDIRECT (fstat, __P ((int __fd, struct stat *__buf)), fstat64);
+extern int __REDIRECT (fstat, (int __fd, struct stat *__buf) __THROW, fstat64);
# else
# define stat stat64
# define fstat fstat64
# endif
#endif
#ifdef __USE_LARGEFILE64
-extern int stat64 __P ((__const char *__file, struct stat64 *__buf));
-extern int fstat64 __P ((int __fd, struct stat64 *__buf));
+extern int stat64 (__const char *__restrict __file,
+ struct stat64 *__restrict __buf) __THROW;
+extern int fstat64 (int __fd, struct stat64 *__buf) __THROW;
#endif
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
# ifndef __USE_FILE_OFFSET64
/* Get file attributes about FILE and put them in BUF.
If FILE is a symbolic link, do not follow it. */
-extern int lstat __P ((__const char *__file, struct stat *__buf));
+extern int lstat (__const char *__restrict __file,
+ struct stat *__restrict __buf) __THROW;
# else
# ifdef __REDIRECT
-extern int __REDIRECT (lstat, __P ((__const char *__file, struct stat *__buf)),
+extern int __REDIRECT (lstat,
+ (__const char *__restrict __file,
+ struct stat *__restrict __buf) __THROW,
lstat64);
# else
# define lstat lstat64
# endif
# endif
# ifdef __USE_LARGEFILE64
-extern int lstat64 __P ((__const char *__file, struct stat64 *__buf));
+extern int lstat64 (__const char *__restrict __file,
+ struct stat64 *__restrict __buf) __THROW;
# endif
#endif
/* Set file access permissions for FILE to MODE.
This takes an `int' MODE argument because that
is what `mode_t's get widened to. */
-extern int chmod __P ((__const char *__file, __mode_t __mode));
+extern int chmod (__const char *__file, __mode_t __mode) __THROW;
/* Set file access permissions of the file FD is open on to MODE. */
#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
-extern int fchmod __P ((int __fd, __mode_t __mode));
+extern int fchmod (int __fd, __mode_t __mode) __THROW;
#endif
/* Set the file creation mask of the current process to MASK,
and return the old creation mask. */
-extern __mode_t umask __P ((__mode_t __mask));
+extern __mode_t umask (__mode_t __mask) __THROW;
#ifdef __USE_GNU
/* Get the current `umask' value without changing it.
This function is only available under the GNU Hurd. */
-extern __mode_t getumask __P ((void));
+extern __mode_t getumask (void) __THROW;
#endif
/* Create a new directory named PATH, with permission bits MODE. */
-extern int mkdir __P ((__const char *__path, __mode_t __mode));
+extern int mkdir (__const char *__path, __mode_t __mode) __THROW;
/* Create a device file named PATH, with permission and special bits MODE
and device number DEV (which can be constructed from major and minor
device numbers with the `makedev' macro above). */
#if defined __USE_MISC || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
-extern int mknod __P ((__const char *__path,
- __mode_t __mode, __dev_t __dev));
+extern int mknod (__const char *__path, __mode_t __mode, __dev_t __dev)
+ __THROW;
#endif
/* Create a new FIFO named PATH, with permission bits MODE. */
-extern int mkfifo __P ((__const char *__path, __mode_t __mode));
+extern int mkfifo (__const char *__path, __mode_t __mode) __THROW;
/* To allow the `struct stat' structure and the file type `mode_t'
bits to vary without changing shared library major version number,
@@ -276,87 +303,90 @@ extern int mkfifo __P ((__const char *__path, __mode_t __mode));
/* Wrappers for stat and mknod system calls. */
#ifndef __USE_FILE_OFFSET64
-extern int _fxstat __P ((int __ver, int __fildes,
- struct stat *__stat_buf));
-extern int _xstat __P ((int __ver, __const char *__filename,
- struct stat *__stat_buf));
-extern int _lxstat __P ((int __ver, __const char *__filename,
- struct stat *__stat_buf));
+extern int __fxstat (int __ver, int __fildes, struct stat *__stat_buf) __THROW;
+extern int __xstat (int __ver, __const char *__filename,
+ struct stat *__stat_buf) __THROW;
+extern int __lxstat (int __ver, __const char *__filename,
+ struct stat *__stat_buf) __THROW;
#else
# ifdef __REDIRECT
-extern int __REDIRECT (_fxstat, __P ((int __ver, int __fildes,
- struct stat *__stat_buf)), _fxstat64);
-extern int __REDIRECT (_xstat, __P ((int __ver, __const char *__filename,
- struct stat *__stat_buf)), _xstat64);
-extern int __REDIRECT (_lxstat, __P ((int __ver, __const char *__filename,
- struct stat *__stat_buf)), _lxstat64);
+extern int __REDIRECT (__fxstat, (int __ver, int __fildes,
+ struct stat *__stat_buf) __THROW,
+ __fxstat64);
+extern int __REDIRECT (__xstat, (int __ver, __const char *__filename,
+ struct stat *__stat_buf) __THROW, __xstat64);
+extern int __REDIRECT (__lxstat, (int __ver, __const char *__filename,
+ struct stat *__stat_buf) __THROW,
+ __lxstat64);
# else
-# define _fxstat _fxstat64
-# define _xstat _xstat64
-# define _lxstat _lxstat64
+# define __fxstat __fxstat64
+# define __xstat __xstat64
+# define __lxstat __lxstat64
# endif
#endif
#ifdef __USE_LARGEFILE64
-extern int _fxstat64 __P ((int __ver, int __fildes,
- struct stat64 *__stat_buf));
-extern int _xstat64 __P ((int __ver, __const char *__filename,
- struct stat64 *__stat_buf));
-extern int _lxstat64 __P ((int __ver, __const char *__filename,
- struct stat64 *__stat_buf));
+extern int __fxstat64 (int __ver, int __fildes, struct stat64 *__stat_buf)
+ __THROW;
+extern int __xstat64 (int __ver, __const char *__filename,
+ struct stat64 *__stat_buf) __THROW;
+extern int __lxstat64 (int __ver, __const char *__filename,
+ struct stat64 *__stat_buf) __THROW;
#endif
-extern int _xmknod __P ((int __ver, __const char *__path,
- __mode_t __mode, __dev_t *__dev));
+extern int __xmknod (int __ver, __const char *__path, __mode_t __mode,
+ __dev_t *__dev) __THROW;
#if defined __GNUC__ && __GNUC__ >= 2
/* Inlined versions of the real stat and mknod functions. */
extern __inline__ int stat (__const char *__path,
- struct stat *__statbuf)
+ struct stat *__statbuf) __THROW
{
- return _xstat (_STAT_VER, __path, __statbuf);
+ return __xstat (_STAT_VER, __path, __statbuf);
}
# if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
extern __inline__ int lstat (__const char *__path,
- struct stat *__statbuf)
+ struct stat *__statbuf) __THROW
{
- return _lxstat (_STAT_VER, __path, __statbuf);
+ return __lxstat (_STAT_VER, __path, __statbuf);
}
# endif
-extern __inline__ int fstat (int __fd, struct stat *__statbuf)
+extern __inline__ int fstat (int __fd, struct stat *__statbuf) __THROW
{
- return _fxstat (_STAT_VER, __fd, __statbuf);
+ return __fxstat (_STAT_VER, __fd, __statbuf);
}
# if defined __USE_MISC || defined __USE_BSD
extern __inline__ int mknod (__const char *__path, __mode_t __mode,
- __dev_t __dev)
+ __dev_t __dev) __THROW
{
- return _xmknod (_MKNOD_VER, __path, __mode, &__dev);
+ return __xmknod (_MKNOD_VER, __path, __mode, &__dev);
}
# endif
-# ifdef __USE_LARGEFILE64
+# if defined __USE_LARGEFILE64 \
+ && (! defined __USE_FILE_OFFSET64 \
+ || (defined __REDIRECT && defined __OPTIMIZE__))
extern __inline__ int stat64 (__const char *__path,
- struct stat64 *__statbuf)
+ struct stat64 *__statbuf) __THROW
{
- return _xstat64 (_STAT_VER, __path, __statbuf);
+ return __xstat64 (_STAT_VER, __path, __statbuf);
}
# if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
extern __inline__ int lstat64 (__const char *__path,
- struct stat64 *__statbuf)
+ struct stat64 *__statbuf) __THROW
{
- return _lxstat64 (_STAT_VER, __path, __statbuf);
+ return __lxstat64 (_STAT_VER, __path, __statbuf);
}
# endif
-extern __inline__ int fstat64 (int __fd, struct stat64 *__statbuf)
+extern __inline__ int fstat64 (int __fd, struct stat64 *__statbuf) __THROW
{
- return _fxstat64 (_STAT_VER, __fd, __statbuf);
+ return __fxstat64 (_STAT_VER, __fd, __statbuf);
}
# endif