169 lines
5.3 KiB
C
169 lines
5.3 KiB
C
/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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/*
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* POSIX Standard: 5.6 File Characteristics <sys/stat.h>
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*/
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#ifndef _SYS_STAT_H
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#define _SYS_STAT_H 1
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#include <features.h>
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#include <gnu/types.h> /* For __mode_t and __dev_t. */
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__BEGIN_DECLS
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#include <statbuf.h>
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#if defined(__USE_BSD) || defined(__USE_MISC)
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#define S_IFMT __S_IFMT
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#define S_IFDIR __S_IFDIR
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#define S_IFCHR __S_IFCHR
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#define S_IFBLK __S_IFBLK
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#define S_IFREG __S_IFREG
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#ifdef __S_IFLNK
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#define S_IFLNK __S_IFLNK
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#endif
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#ifdef __S_IFSOCK
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#define S_IFSOCK __S_IFSOCK
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#endif
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#ifdef __S_IFIFO
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#define S_IFIFO __S_IFIFO
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#endif
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#endif
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/* Test macros for file types. */
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#define __S_ISTYPE(mode, mask) (((mode) & __S_IFMT) == (mask))
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#define S_ISDIR(mode) __S_ISTYPE((mode), __S_IFDIR)
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#define S_ISCHR(mode) __S_ISTYPE((mode), __S_IFCHR)
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#define S_ISBLK(mode) __S_ISTYPE((mode), __S_IFBLK)
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#define S_ISREG(mode) __S_ISTYPE((mode), __S_IFREG)
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#ifdef __S_IFIFO
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#define S_ISFIFO(mode) __S_ISTYPE((mode), __S_IFIFO)
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#endif
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#ifdef __USE_GNU
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#ifdef __S_IFLNK
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#define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK)
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#endif
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#ifdef __S_IFSOCK
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#define S_ISSOCK(mode) __S_ISTYPE((mode), __S_IFSOCK)
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#endif
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#endif
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/* Protection bits. */
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#define S_ISUID __S_ISUID /* Set user ID on execution. */
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#define S_ISGID __S_ISGID /* Set group ID on execution. */
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#if defined(__USE_BSD) || defined(__USE_MISC)
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/* Save swapped text after use (sticky bit). This is pretty well obsolete. */
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#define S_ISVTX __S_ISVTX
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#endif
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#define S_IRUSR __S_IREAD /* Read by owner. */
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#define S_IWUSR __S_IWRITE /* Write by owner. */
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#define S_IXUSR __S_IEXEC /* Execute by owner. */
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/* Read, write, and execute by owner. */
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#define S_IRWXU (__S_IREAD|__S_IWRITE|__S_IEXEC)
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#if defined(__USE_MISC) && defined(__USE_BSD)
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#define S_IREAD S_IRUSR
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#define S_IWRITE S_IWUSR
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#define S_IEXEC S_IXUSR
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#endif
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#define S_IRGRP (S_IRUSR >> 3) /* Read by group. */
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#define S_IWGRP (S_IWUSR >> 3) /* Write by group. */
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#define S_IXGRP (S_IXUSR >> 3) /* Execute by group. */
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/* Read, write, and execute by group. */
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#define S_IRWXG (S_IRWXU >> 3)
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#define S_IROTH (S_IRGRP >> 3) /* Read by others. */
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#define S_IWOTH (S_IWGRP >> 3) /* Write by others. */
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#define S_IXOTH (S_IXGRP >> 3) /* Execute by others. */
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/* Read, write, and execute by others. */
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#define S_IRWXO (S_IRWXG >> 3)
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/* Get file attributes for FILE and put them in BUF. */
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extern int __stat __P ((__const char *__file, struct stat *__buf));
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extern int stat __P ((__const char *__file, struct stat *__buf));
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/* Get file attributes for the file, device, pipe, or socket
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that file descriptor FD is open on and put them in BUF. */
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extern int __fstat __P ((int __fd, struct stat *__buf));
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extern int fstat __P ((int __fd, struct stat *__buf));
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/* Get file attributes about FILE and put them in BUF.
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If FILE is a symbolic link, do not follow it. */
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extern int __lstat __P ((__const char *__file, struct stat *__buf));
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#ifdef __USE_BSD
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extern int lstat __P ((__const char *__file, struct stat *__buf));
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#endif
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/* Set file access permissions for FILE to MODE.
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This takes an `int' MODE argument because that
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is what `mode_t's get widened to. */
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extern int __chmod __P ((__const char *__file, __mode_t __mode));
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extern int chmod __P ((__const char *__file, __mode_t __mode));
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/* Set file access permissions of the file FD is open on to MODE. */
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extern int __fchmod __P ((int __fd, __mode_t __mode));
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#ifdef __USE_BSD
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extern int fchmod __P ((int __fd, __mode_t __mode));
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#endif
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/* Set the file creation mask of the current process to MASK,
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and return the old creation mask. */
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extern __mode_t __umask __P ((__mode_t __mask));
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extern __mode_t umask __P ((__mode_t __mask));
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#ifdef __USE_GNU
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/* Get the current `umask' value without changing it.
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This function is only available under the GNU Hurd. */
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extern __mode_t getumask __P ((void));
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#endif
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/* Create a new directory named PATH, with permission bits MODE. */
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extern int __mkdir __P ((__const char *__path, __mode_t __mode));
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extern int mkdir __P ((__const char *__path, __mode_t __mode));
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/* Create a device file named PATH, with permission and special bits MODE
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and device number DEV (which can be constructed from major and minor
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device numbers with the `makedev' macro above). */
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extern int __mknod __P ((__const char *__path,
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__mode_t __mode, __dev_t __dev));
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#if defined(__USE_MISC) || defined(__USE_BSD)
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extern int mknod __P ((__const char *__path,
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__mode_t __mode, __dev_t __dev));
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#endif
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/* Create a new FIFO named PATH, with permission bits MODE. */
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extern int mkfifo __P ((__const char *__path, __mode_t __mode));
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__END_DECLS
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#endif /* sys/stat.h */
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