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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
111 lines
3.8 KiB
C
111 lines
3.8 KiB
C
/* Header file for mounting/unmount Linux filesystems.
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Copyright (C) 1996, 1997, 1998, 1999, 2000 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* This is taken from /usr/include/linux/fs.h. */
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#ifndef _SYS_MOUNT_H
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#define _SYS_MOUNT_H 1
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#include <features.h>
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#include <sys/ioctl.h>
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#define BLOCK_SIZE 1024
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#define BLOCK_SIZE_BITS 10
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/* These are the fs-independent mount-flags: up to 16 flags are
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supported */
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enum
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{
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MS_RDONLY = 1, /* Mount read-only. */
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#define MS_RDONLY MS_RDONLY
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MS_NOSUID = 2, /* Ignore suid and sgid bits. */
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#define MS_NOSUID MS_NOSUID
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MS_NODEV = 4, /* Disallow access to device special files. */
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#define MS_NODEV MS_NODEV
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MS_NOEXEC = 8, /* Disallow program execution. */
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#define MS_NOEXEC MS_NOEXEC
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MS_SYNCHRONOUS = 16, /* Writes are synced at once. */
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#define MS_SYNCHRONOUS MS_SYNCHRONOUS
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MS_REMOUNT = 32, /* Alter flags of a mounted FS. */
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#define MS_REMOUNT MS_REMOUNT
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MS_MANDLOCK = 64, /* Allow mandatory locks on an FS. */
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#define MS_MANDLOCK MS_MANDLOCK
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S_WRITE = 128, /* Write on file/directory/symlink. */
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#define S_WRITE S_WRITE
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S_APPEND = 256, /* Append-only file. */
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#define S_APPEND S_APPEND
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S_IMMUTABLE = 512, /* Immutable file. */
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#define S_IMMUTABLE S_IMMUTABLE
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MS_NOATIME = 1024, /* Do not update access times. */
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#define MS_NOATIME MS_NOATIME
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MS_NODIRATIME = 2048, /* Do not update directory access times. */
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#define MS_NODIRATIME MS_NODIRATIME
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MS_BIND = 4096, /* Bind directory at different place. */
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#define MS_BIND MS_BIND
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};
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/* Flags that can be altered by MS_REMOUNT */
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#define MS_RMT_MASK (MS_RDONLY | MS_MANDLOCK)
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/* Magic mount flag number. Has to be or-ed to the flag values. */
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#define MS_MGC_VAL 0xc0ed0000 /* Magic flag number to indicate "new" flags */
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#define MS_MGC_MSK 0xffff0000 /* Magic flag number mask */
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/* The read-only stuff doesn't really belong here, but any other place
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is probably as bad and I don't want to create yet another include
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file. */
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#define BLKROSET _IO(0x12, 93) /* Set device read-only (0 = read-write). */
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#define BLKROGET _IO(0x12, 94) /* Get read-only status (0 = read_write). */
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#define BLKRRPART _IO(0x12, 95) /* Re-read partition table. */
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#define BLKGETSIZE _IO(0x12, 96) /* Return device size. */
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#define BLKFLSBUF _IO(0x12, 97) /* Flush buffer cache. */
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#define BLKRASET _IO(0x12, 98) /* Set read ahead for block device. */
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#define BLKRAGET _IO(0x12, 99) /* Get current read ahead setting. */
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/* Possible value for FLAGS parameter of `umount2'. */
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enum
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{
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MNT_FORCE = 1 /* Force unmounting. */
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#define MNT_FORCE MNT_FORCE
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};
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__BEGIN_DECLS
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/* Mount a filesystem. */
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extern int mount (__const char *__special_file, __const char *__dir,
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__const char *__fstype, unsigned long int __rwflag,
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__const void *__data) __THROW;
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/* Unmount a filesystem. */
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extern int umount (__const char *__special_file) __THROW;
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/* Unmount a filesystem. Force unmounting if FLAGS is set to MNT_FORCE. */
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extern int umount2 (__const char *__special_file, int __flags) __THROW;
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__END_DECLS
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#endif /* _SYS_MOUNT_H */
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