diff options
Diffstat (limited to 'sbin/mount_ext2fs/mount_ext2fs.c')
-rw-r--r-- | sbin/mount_ext2fs/mount_ext2fs.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/sbin/mount_ext2fs/mount_ext2fs.c b/sbin/mount_ext2fs/mount_ext2fs.c new file mode 100644 index 0000000..91d96fd --- /dev/null +++ b/sbin/mount_ext2fs/mount_ext2fs.c @@ -0,0 +1,127 @@ +/*- + * Copyright (c) 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char copyright[] = +"@(#) Copyright (c) 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +/* +static char sccsid[] = "@(#)mount_lfs.c 8.3 (Berkeley) 3/27/94"; +*/ +static const char rcsid[] = + "$Id: mount_ext2fs.c,v 1.3 1996/07/23 19:29:27 peter Exp $"; +#endif /* not lint */ + +#include <sys/param.h> +#include <sys/mount.h> + +#include <err.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sysexits.h> +#include <unistd.h> + +#include "mntopts.h" + +struct mntopt mopts[] = { + MOPT_STDOPTS, + MOPT_UPDATE, + { NULL } +}; + +static void usage __P((void)) __dead2; + +int +main(argc, argv) + int argc; + char *argv[]; +{ + struct ufs_args args; + int ch, mntflags; + char *fs_name, *options; + struct vfsconf *vfc; + + options = NULL; + mntflags = 0; + while ((ch = getopt(argc, argv, "o:")) != EOF) + switch (ch) { + case 'o': + getmntopts(optarg, mopts, &mntflags, 0); + break; + case '?': + default: + usage(); + } + argc -= optind; + argv += optind; + + if (argc != 2) + usage(); + + args.fspec = argv[0]; /* the name of the device file */ + fs_name = argv[1]; /* the mount point */ + +#define DEFAULT_ROOTUID -2 + args.export.ex_root = DEFAULT_ROOTUID; + if (mntflags & MNT_RDONLY) + args.export.ex_flags = MNT_EXRDONLY; + else + args.export.ex_flags = 0; + + vfc = getvfsbyname("ext2fs"); + if(!vfc && vfsisloadable("ext2fs")) { + if(vfsload("ext2fs")) { + err(EX_OSERR, "vfsload(ext2fs)"); + } + endvfsent(); /* flush cache */ + vfc = getvfsbyname("ext2fs"); + } + if (!vfc) + errx(EX_OSERR, "ext2fs filesystem not available"); + + if (mount(vfc->vfc_index, fs_name, mntflags, &args) < 0) + err(EX_OSERR, "%s", args.fspec); + exit(0); +} + +void +usage() +{ + (void)fprintf(stderr, + "usage: mount_ext2fs [-o options] special node\n"); + exit(EX_USAGE); +} |