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132 lines
3.7 KiB
C
132 lines
3.7 KiB
C
/*-
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* Copyright (c) 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1993, 1994\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)mount_ufs.c 8.2 (Berkeley) 3/27/94";
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/mount.h>
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#include <err.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "mntopts.h"
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void ufs_usage __P((void));
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static struct mntopt mopts[] = {
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MOPT_STDOPTS,
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MOPT_ASYNC,
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MOPT_SYNC,
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MOPT_UPDATE,
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{ NULL }
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};
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int
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mount_ufs(argc, argv)
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int argc;
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char * const argv[];
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{
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extern int optreset;
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struct ufs_args args;
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int ch, mntflags;
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char *fs_name;
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mntflags = 0;
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optind = optreset = 1; /* Reset for parse of new argv. */
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while ((ch = getopt(argc, argv, "o:")) != EOF)
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switch (ch) {
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case 'o':
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getmntopts(optarg, mopts, &mntflags);
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break;
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case '?':
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default:
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ufs_usage();
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}
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argc -= optind;
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argv += optind;
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if (argc != 2)
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ufs_usage();
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args.fspec = argv[0]; /* The name of the device file. */
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fs_name = argv[1]; /* The mount point. */
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#define DEFAULT_ROOTUID -2
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args.export.ex_root = DEFAULT_ROOTUID;
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if (mntflags & MNT_RDONLY)
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args.export.ex_flags = MNT_EXRDONLY;
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else
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args.export.ex_flags = 0;
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if (mount(MOUNT_UFS, fs_name, mntflags, &args) < 0) {
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(void)fprintf(stderr, "%s on %s: ", args.fspec, fs_name);
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switch (errno) {
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case EMFILE:
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(void)fprintf(stderr, "mount table full.\n");
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break;
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case EINVAL:
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if (mntflags & MNT_UPDATE)
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(void)fprintf(stderr,
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"Specified device does not match mounted device.\n");
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else
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(void)fprintf(stderr,
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"Incorrect super block.\n");
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break;
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default:
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(void)fprintf(stderr, "%s\n", strerror(errno));
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break;
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}
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return (1);
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}
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return (0);
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}
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void
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ufs_usage()
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{
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(void)fprintf(stderr, "usage: mount_ufs [-o options] special node\n");
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exit(1);
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}
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