misc/fstab.h

   1 /*
   2  * Copyright (c) 1980, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 4. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  *      @(#)fstab.h     8.1 (Berkeley) 6/2/93
  30  */
  31
  32 #ifndef _FSTAB_H
  33 #define _FSTAB_H        1
  34
  35 #include <features.h>
  36
  37 /*
  38  * File system table, see fstab(5).
  39  *
  40  * Used by dump, mount, umount, swapon, fsck, df, ...
  41  *
  42  * For ufs fs_spec field is the block special name.  Programs that want to
  43  * use the character special name must create that name by prepending a 'r'
  44  * after the right most slash.  Quota files are always named "quotas", so
  45  * if type is "rq", then use concatenation of fs_file and "quotas" to locate
  46  * quota file.
  47  */
  48 #define _PATH_FSTAB     "/etc/fstab"
  49 #define FSTAB           "/etc/fstab"    /* deprecated */
  50
  51 #define FSTAB_RW        "rw"            /* read/write device */
  52 #define FSTAB_RQ        "rq"            /* read/write with quotas */
  53 #define FSTAB_RO        "ro"            /* read-only device */
  54 #define FSTAB_SW        "sw"            /* swap device */
  55 #define FSTAB_XX        "xx"            /* ignore totally */
  56
  57 struct fstab
  58   {
  59     char *fs_spec;                      /* block special device name */
  60     char *fs_file;                      /* file system path prefix */
  61     char *fs_vfstype;                   /* File system type, ufs, nfs */
  62     char *fs_mntops;                    /* Mount options ala -o */
  63     const char *fs_type;                /* FSTAB_* from fs_mntops */
  64     int fs_freq;                        /* dump frequency, in days */
  65     int fs_passno;                      /* pass number on parallel dump */
  66   };
  67
  68
  69 __BEGIN_DECLS
  70
  71 extern struct fstab *getfsent (void) __THROW;
  72 extern struct fstab *getfsspec (const char *__name) __THROW;
  73 extern struct fstab *getfsfile (const char *__name) __THROW;
  74 extern int setfsent (void) __THROW;
  75 extern void endfsent (void) __THROW;
  76
  77 __END_DECLS
  78
  79 #endif /* fstab.h */