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Diffstat (limited to 'io/sys/stat.h')
| -rw-r--r-- | io/sys/stat.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/io/sys/stat.h b/io/sys/stat.h new file mode 100644 index 0000000000..b5b9e363d7 --- /dev/null +++ b/io/sys/stat.h @@ -0,0 +1,168 @@ +/* Copyright (C) 1991, 1992, 1995 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. + +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. + +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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* + * POSIX Standard: 5.6 File Characteristics <sys/stat.h> + */ + +#ifndef _SYS_STAT_H + +#define _SYS_STAT_H 1 +#include <features.h> + +#include <gnu/types.h> /* For __mode_t and __dev_t. */ + +__BEGIN_DECLS + +#include <statbuf.h> + +#if defined(__USE_BSD) || defined(__USE_MISC) +#define S_IFMT __S_IFMT +#define S_IFDIR __S_IFDIR +#define S_IFCHR __S_IFCHR +#define S_IFBLK __S_IFBLK +#define S_IFREG __S_IFREG +#ifdef __S_IFLNK +#define S_IFLNK __S_IFLNK +#endif +#ifdef __S_IFSOCK +#define S_IFSOCK __S_IFSOCK +#endif +#ifdef __S_IFIFO +#define S_IFIFO __S_IFIFO +#endif +#endif + +/* Test macros for file types. */ + +#define __S_ISTYPE(mode, mask) (((mode) & __S_IFMT) == (mask)) + +#define S_ISDIR(mode) __S_ISTYPE((mode), __S_IFDIR) +#define S_ISCHR(mode) __S_ISTYPE((mode), __S_IFCHR) +#define S_ISBLK(mode) __S_ISTYPE((mode), __S_IFBLK) +#define S_ISREG(mode) __S_ISTYPE((mode), __S_IFREG) +#ifdef __S_IFIFO +#define S_ISFIFO(mode) __S_ISTYPE((mode), __S_IFIFO) +#endif + +#ifdef __USE_GNU +#ifdef __S_IFLNK +#define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK) +#endif +#ifdef __S_IFSOCK +#define S_ISSOCK(mode) __S_ISTYPE((mode), __S_IFSOCK) +#endif +#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) +/* Save swapped text after use (sticky bit). This is pretty well obsolete. */ +#define S_ISVTX __S_ISVTX +#endif + +#define S_IRUSR __S_IREAD /* Read by owner. */ +#define S_IWUSR __S_IWRITE /* Write by owner. */ +#define S_IXUSR __S_IEXEC /* Execute by owner. */ +/* Read, write, and execute by owner. */ +#define S_IRWXU (__S_IREAD|__S_IWRITE|__S_IEXEC) + +#if defined(__USE_MISC) && defined(__USE_BSD) +#define S_IREAD S_IRUSR +#define S_IWRITE S_IWUSR +#define S_IEXEC S_IXUSR +#endif + +#define S_IRGRP (S_IRUSR >> 3) /* Read by group. */ +#define S_IWGRP (S_IWUSR >> 3) /* Write by group. */ +#define S_IXGRP (S_IXUSR >> 3) /* Execute by group. */ +/* Read, write, and execute by group. */ +#define S_IRWXG (S_IRWXU >> 3) + +#define S_IROTH (S_IRGRP >> 3) /* Read by others. */ +#define S_IWOTH (S_IWGRP >> 3) /* Write by others. */ +#define S_IXOTH (S_IXGRP >> 3) /* Execute by others. */ +/* Read, write, and execute by others. */ +#define S_IRWXO (S_IRWXG >> 3) + + +/* Get file attributes for FILE and put them in BUF. */ +extern int __stat __P ((__const char *__file, struct stat *__buf)); +extern int stat __P ((__const char *__file, struct stat *__buf)); + +/* 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 __P ((int __fd, struct stat *__buf)); + +/* 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)); +#ifdef __USE_BSD +extern int lstat __P ((__const char *__file, struct stat *__buf)); +#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 __P ((__const char *__file, __mode_t __mode)); + +/* Set file access permissions of the file FD is open on to MODE. */ +extern int __fchmod __P ((int __fd, __mode_t __mode)); +#ifdef __USE_BSD +extern int fchmod __P ((int __fd, __mode_t __mode)); +#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 __P ((__mode_t __mask)); + +#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)); +#endif + +/* Create a new directory named PATH, with permission bits MODE. */ +extern int __mkdir __P ((__const char *__path, __mode_t __mode)); +extern int mkdir __P ((__const char *__path, __mode_t __mode)); + +/* 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). */ +extern int __mknod __P ((__const char *__path, + __mode_t __mode, __dev_t __dev)); +#if defined(__USE_MISC) || defined(__USE_BSD) +extern int mknod __P ((__const char *__path, + __mode_t __mode, __dev_t __dev)); +#endif + + +/* Create a new FIFO named PATH, with permission bits MODE. */ +extern int mkfifo __P ((__const char *__path, __mode_t __mode)); + +__END_DECLS + +#endif /* sys/stat.h */ |