lib/mountlist.h

   1 /* mountlist.h -- declarations for list of mounted filesystems
   2
   3    Copyright (C) 1991, 1992, 1998, 2000, 2001, 2002, 2003 Free
   4    Software Foundation, Inc.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2, or (at your option)
   9    any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software Foundation,
  18    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 /* A mount table entry. */
  21 struct mount_entry
  22 {
  23   char *me_devname;             /* Device node pathname, including "/dev/". */
  24   char *me_mountdir;            /* Mount point directory pathname. */
  25   char *me_type;                /* "nfs", "4.2", etc. */
  26   dev_t me_dev;                 /* Device number of me_mountdir. */
  27   unsigned int me_dummy : 1;    /* Nonzero for dummy filesystems. */
  28   unsigned int me_remote : 1;   /* Nonzero for remote fileystems. */
  29   unsigned int me_type_malloced : 1; /* Nonzero if me_type was malloced. */
  30   struct mount_entry *me_next;
  31 };
  32
  33 struct mount_entry *read_filesystem_list (int need_fs_type);
  34
  35 #ifndef ME_DUMMY
  36 # define ME_DUMMY(Fs_name, Fs_type) \
  37     (!strcmp (Fs_type, "autofs") \
  38      /* for Irix 6.5 */ \
  39      || !strcmp (Fs_type, "ignore"))
  40 #endif
  41
  42 #undef STREQ
  43 #define STREQ(a, b) (strcmp ((a), (b)) == 0)
  44
  45 #ifndef ME_REMOTE
  46 /* A file system is `remote' if its Fs_name contains a `:'
  47    or if (it is of type smbfs and its Fs_name starts with `//').  */
  48 # define ME_REMOTE(Fs_name, Fs_type)    \
  49     (strchr ((Fs_name), ':') != 0       \
  50      || ((Fs_name)[0] == '/'            \
  51          && (Fs_name)[1] == '/'         \
  52          && STREQ (Fs_type, "smbfs")))
  53 #endif