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- /*-
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (C) 1995 Wolfgang Solfrank
- * Copyright (c) 1995 Martin Husemann
- *
- * 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
- */
- #include <sys/cdefs.h>
- #ifndef lint
- __RCSID("$NetBSD: main.c,v 1.10 1997/10/01 02:18:14 enami Exp $");
- #endif /* not lint */
- #include <stdlib.h>
- #include <string.h>
- #include <stdio.h>
- #include <unistd.h>
- #include <errno.h>
- #include <stdarg.h>
- #include "fsutil.h"
- #include "ext.h"
- int alwaysno; /* assume "no" for all questions */
- int alwaysyes; /* assume "yes" for all questions */
- int preen; /* set when preening */
- int rdonly; /* device is opened read only (supersedes above) */
- int skipclean; /* skip clean file systems if preening */
- int allow_mmap; /* Allow the use of mmap(), if possible */
- static void usage(void) __dead2;
- static void
- usage(void)
- {
- fprintf(stderr, "%s\n%s\n",
- "usage: fsck_msdosfs -p [-f] filesystem ...",
- " fsck_msdosfs [-ny] filesystem ...");
- exit(1);
- }
- int
- main(int argc, char **argv)
- {
- int ret = 0, erg;
- int ch;
- skipclean = 1;
- allow_mmap = 1;
- while ((ch = getopt(argc, argv, "CfFnpyM")) != -1) {
- switch (ch) {
- case 'C': /* for fsck_ffs compatibility */
- break;
- case 'f':
- skipclean = 0;
- break;
- case 'F':
- /*
- * We can never run in the background. We must exit
- * silently with a nonzero exit code so that fsck(8)
- * can probe our support for -F. The exit code
- * doesn't really matter, but we use an unusual one
- * in case someone tries -F directly. The -F flag
- * is intentionally left out of the usage message.
- */
- exit(5);
- case 'n':
- alwaysno = 1;
- alwaysyes = 0;
- break;
- case 'y':
- alwaysyes = 1;
- alwaysno = 0;
- break;
- case 'p':
- preen = 1;
- break;
- case 'M':
- allow_mmap = 0;
- break;
- default:
- usage();
- break;
- }
- }
- argc -= optind;
- argv += optind;
- if (!argc)
- usage();
- while (--argc >= 0) {
- setcdevname(*argv, preen);
- erg = checkfilesys(*argv++);
- if (erg > ret)
- ret = erg;
- }
- return ret;
- }
- /*VARARGS*/
- int
- ask(int def, const char *fmt, ...)
- {
- va_list ap;
- char prompt[256];
- int c;
- if (alwaysyes || alwaysno || rdonly)
- def = (alwaysyes && !rdonly && !alwaysno);
- if (preen) {
- if (def)
- printf("FIXED\n");
- return def;
- }
- va_start(ap, fmt);
- vsnprintf(prompt, sizeof(prompt), fmt, ap);
- va_end(ap);
- if (alwaysyes || alwaysno || rdonly) {
- printf("%s? %s\n", prompt, def ? "yes" : "no");
- return def;
- }
- do {
- printf("%s? [yn] ", prompt);
- fflush(stdout);
- c = getchar();
- while (c != '\n' && getchar() != '\n')
- if (feof(stdin))
- return 0;
- } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N');
- return c == 'y' || c == 'Y';
- }
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