1 /* 2 * Copyright (C) 1995 Wolfgang Solfrank 3 * Copyright (c) 1995 Martin Husemann 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Martin Husemann 16 * and Wolfgang Solfrank. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 * 32 * $NetBSD: main.c,v 1.10 1997/10/01 02:18:14 enami Exp $ 33 * $FreeBSD: src/sbin/fsck_msdosfs/main.c,v 1.4.2.1 2001/08/01 05:47:56 obrien Exp $ 34 * $DragonFly: src/sbin/fsck_msdosfs/main.c,v 1.4 2003/11/01 17:15:58 drhodus Exp $ 35 */ 36 37 38 #include <sys/cdefs.h> 39 40 #include <stdlib.h> 41 #include <string.h> 42 #include <ctype.h> 43 #include <stdio.h> 44 #include <unistd.h> 45 #include <errno.h> 46 #if __STDC__ 47 #include <stdarg.h> 48 #else 49 #include <varargs.h> 50 #endif 51 52 #include "fsutil.h" 53 #include "ext.h" 54 55 int alwaysno; /* assume "no" for all questions */ 56 int alwaysyes; /* assume "yes" for all questions */ 57 int preen; /* set when preening */ 58 int rdonly; /* device is opened read only (supersedes above) */ 59 60 static void usage(void); 61 int main(int, char **); 62 63 static void 64 usage(void) 65 { 66 errexit("Usage: fsck_msdos [-fnpy] filesystem ... \n"); 67 } 68 69 int 70 main(int argc, char **argv) 71 { 72 int ret = 0, erg; 73 int ch; 74 75 while ((ch = getopt(argc, argv, "fFnpy")) != -1) { 76 switch (ch) { 77 case 'f': 78 /* 79 * We are always forced, since we don't 80 * have a clean flag 81 */ 82 break; 83 case 'F': 84 /* We can never run in background */ 85 exit(5); 86 break; 87 case 'n': 88 alwaysno = 1; 89 alwaysyes = preen = 0; 90 break; 91 case 'y': 92 alwaysyes = 1; 93 alwaysno = preen = 0; 94 break; 95 96 case 'p': 97 preen = 1; 98 alwaysyes = alwaysno = 0; 99 break; 100 101 default: 102 usage(); 103 break; 104 } 105 } 106 argc -= optind; 107 argv += optind; 108 109 if (!argc) 110 usage(); 111 112 while (--argc >= 0) { 113 setcdevname(*argv, preen); 114 erg = checkfilesys(*argv++); 115 if (erg > ret) 116 ret = erg; 117 } 118 119 return ret; 120 } 121 122 123 /*VARARGS*/ 124 int 125 ask(int def, const char *fmt, ...) 126 { 127 va_list ap; 128 129 char prompt[256]; 130 int c; 131 132 if (preen) { 133 if (rdonly) 134 def = 0; 135 if (def) 136 printf("FIXED\n"); 137 return def; 138 } 139 140 va_start(ap, fmt); 141 vsnprintf(prompt, sizeof(prompt), fmt, ap); 142 if (alwaysyes || rdonly) { 143 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 144 return !rdonly; 145 } 146 do { 147 printf("%s? [yn] ", prompt); 148 fflush(stdout); 149 c = getchar(); 150 while (c != '\n' && getchar() != '\n') 151 if (feof(stdin)) 152 return 0; 153 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 154 return c == 'y' || c == 'Y'; 155 } 156