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Diffstat (limited to 'sbin/mount_std/mount_std.c')
-rw-r--r-- | sbin/mount_std/mount_std.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/sbin/mount_std/mount_std.c b/sbin/mount_std/mount_std.c new file mode 100644 index 0000000..afe0354 --- /dev/null +++ b/sbin/mount_std/mount_std.c @@ -0,0 +1,132 @@ +/* + * Copyright (c) 1990, 1992 Jan-Simon Pendry + * Copyright (c) 1992, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry. + * + * 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 +char copyright[] = +"@(#) Copyright (c) 1992, 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +static const char rcsid[] = + "$Id: mount_std.c,v 1.2 1996/05/14 15:16:49 wollman 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" + +static struct mntopt mopts[] = { + MOPT_STDOPTS, + { NULL } +}; + +static void usage __P((void)) __dead2; +static const char *fsname; + +int +main(argc, argv) + int argc; + char *argv[]; +{ + int ch, mntflags; + struct vfsconf *vfc; + + /* + * XXX + * mount(8) calls the mount programs with an argv[0] which is + * /just/ the filesystem name. So, if there is no underscore + * in argv[0], we assume that we are being called from mount(8) + * and that argv[0] is thus the name of the filesystem type. + */ + fsname = strrchr(argv[0], '_'); + if (fsname) { + if (strcmp(fsname, "_std") == 0) + errx(EX_USAGE, "argv[0] must end in _fsname"); + fsname++; + } else { + fsname = argv[0]; + } + + 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(); + + vfc = getvfsbyname(fsname); + if(!vfc && vfsisloadable(fsname)) { + if(vfsload(fsname)) { + err(EX_OSERR, "vfsload(%s)", fsname); + } + endvfsent(); + vfc = getvfsbyname(fsname); + } + if (!vfc) + errx(EX_OSERR, "%s filesystem not available", fsname); + + if (mount(vfc->vfc_index, argv[1], mntflags, NULL)) + err(EX_OSERR, NULL); + exit(0); +} + +void +usage() +{ + (void)fprintf(stderr, + "usage: mount_%s [-o options] what_to_mount mount_point\n", + fsname); + exit(EX_USAGE); +} |