lint, KNF, fix error messages

[unix-history] / usr / src / sbin / mount_cd9660 / mount_cd9660.c

/*
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley
* by Pace Willisson (pace@blitz.com).  The Rock Ridge Extension
* Support code is derived from software contributed to Berkeley
* by Atsushi Murai (amurai@spec.co.jp).
*
* %sccs.include.redist.c%
*
*      @(#)mount_cd9660.c      8.3 (Berkeley) %G%
*/

#ifndef lint
static char copyright[] =
"@(#) Copyright (c) 1992, 1993\n\
       The Regents of the University of California.  All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)mount_cd9660.c      8.3 (Berkeley) %G%";
#endif /* not lint */

#include <sys/param.h>
#define CD9660
#include <sys/mount.h>

#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

#define DEFAULT_ROOTUID -2

void
usage()
{

       fprintf(stderr,
               "usage: mount_cd9660 [-F fsoptions] [-norrip] [-gen] [-extattr] special node\n");
       exit(1);
}
               
int
main(argc, argv)
       int argc;
       char **argv;
{
       char *dev;
       char *dir;
       struct iso_args args;
       int mntflags = 0, opts = 0;

       argc--;
       argv++;
       while (argc > 2) {
               if (!strcmp("-F", argv[0])) {
                       argc--; argv++;
                       mntflags |= atoi(argv[0]);
                       argc--; argv++;
               } else if (!strcmp(argv[0], "-norrip")) {
                       opts |= ISOFSMNT_NORRIP;
                       argc--; argv++;
               } else if (!strcmp(argv[0], "-gen")) {
                       opts |= ISOFSMNT_GENS;
                       argc--; argv++;
               } else if (!strcmp(argv[0], "-extattr")) {
                       opts |= ISOFSMNT_EXTATT;
                       argc--; argv++;
               } else if (!strcmp(argv[0], "-notrans")) {
                       opts |= ISOFSMNT_NOTRANS;
                       argc--; argv++;
               } else
                       usage();
       }

       dev = argv[0];
       dir = argv[1];

       args.fspec = dev;
       args.export.ex_root = DEFAULT_ROOTUID;
       if (mntflags & MNT_RDONLY)
               args.export.ex_flags = MNT_EXRDONLY;
       else
               args.export.ex_flags = 0;
       args.flags = opts;

       if (mount(MOUNT_CD9660, dir, mntflags, &args) < 0) {
               (void)fprintf(stderr, "mount_cd9660: %s\n", strerror(errno));
               exit(1);
       }

       exit(0);
}