2.11BSD#431 - /usr/src/sbin/mount/mount_ufs.c

   1: /*-
   2:  * Copyright (c) 1993, 1994
   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:  * 3. All advertising materials mentioning features or use of this software
  14:  *    must display the following acknowledgement:
  15:  *	This product includes software developed by the University of
  16:  *	California, Berkeley and its contributors.
  17:  * 4. Neither the name of the University nor the names of its contributors
  18:  *    may be used to endorse or promote products derived from this software
  19:  *    without specific prior written permission.
  20:  *
  21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31:  * SUCH DAMAGE.
  32:  */
  33: 
  34: #if !defined(lint) && defined(DOSCCS)
  35: static char copyright[] =
  36: "@(#) Copyright (c) 1993, 1994\n\
  37: 	The Regents of the University of California.  All rights reserved.\n";
  38: 
  39: static char sccsid[] = "@(#)mount_ufs.c	8.2.2 (2.11BSD) 1996/4/18";
  40: #endif /* not lint */
  41: 
  42: #include <sys/param.h>
  43: #include <sys/mount.h>
  44: 
  45: #include <errno.h>
  46: #include <stdio.h>
  47: #include <stdlib.h>
  48: #include <string.h>
  49: #include <unistd.h>
  50: 
  51: #include "mntopts.h"
  52: 
  53: void    ufs_usage();
  54: 
  55: static struct mntopt mopts[] = {
  56:     MOPT_STDOPTS,
  57:     MOPT_ASYNC,
  58:     MOPT_SYNC,
  59:     MOPT_UPDATE,
  60:     { NULL }
  61: };
  62: 
  63: int
  64: mount_ufs(argc, argv)
  65:     int argc;
  66:     register char *argv[];
  67: {
  68:     extern int optreset;
  69:     int ch, mntflags;
  70: 
  71:     mntflags = 0;
  72:     optind = optreset = 1;      /* Reset for parse of new argv. */
  73:     while ((ch = getopt(argc, argv, "o:")) != EOF)
  74:         switch (ch) {
  75:         case 'o':
  76:             getmntopts(optarg, mopts, &mntflags);
  77:             break;
  78:         case '?':
  79:         default:
  80:             ufs_usage();
  81:         }
  82:     argc -= optind;
  83:     argv += optind;
  84: 
  85:     if (argc != 2)
  86:         ufs_usage();
  87: 
  88:     if (mount(argv[0], argv[1], mntflags) < 0) {
  89:         (void)fprintf(stderr, "%s on %s: ", argv[0], argv[1]);
  90:         switch (errno) {
  91:         case EMFILE:
  92:             (void)fprintf(stderr, "mount table full.\n");
  93:             break;
  94:         case EINVAL:
  95:             if (mntflags & MNT_UPDATE)
  96:                 (void)fprintf(stderr,
  97:             "Specified device does not match mounted device.\n");
  98:             else
  99:                 (void)fprintf(stderr,
 100:                     "Incorrect super block.\n");
 101:             break;
 102:         default:
 103:             (void)fprintf(stderr, "%s\n", strerror(errno));
 104:             break;
 105:         }
 106:         fflush(stderr);
 107:         return (1);
 108:     }
 109:     return (0);
 110: }
 111: 
 112: void
 113: ufs_usage()
 114: {
 115:     (void)fprintf(stderr, "usage: mount_ufs [-o options] special node\n");
 116:     exit(1);
 117: }

Defined functions

Defined variables