1 /* $NetBSD: main.c,v 1.15 2004/01/05 23:23:33 jmmv Exp $ */ 2 3 /* 4 * Copyright (C) 1995 Wolfgang Solfrank 5 * Copyright (c) 1995 Martin Husemann 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Martin Husemann 18 * and Wolfgang Solfrank. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 36 #include <sys/cdefs.h> 37 #ifndef lint 38 __RCSID("$NetBSD: main.c,v 1.15 2004/01/05 23:23:33 jmmv Exp $"); 39 #endif /* not lint */ 40 41 #include <stdlib.h> 42 #include <string.h> 43 #include <ctype.h> 44 #include <stdio.h> 45 #include <unistd.h> 46 #include <errno.h> 47 #include <stdarg.h> 48 49 #include "fsutil.h" 50 #include "ext.h" 51 52 int alwaysno; /* assume "no" for all questions */ 53 int alwaysyes; /* assume "yes" for all questions */ 54 int preen; /* set when preening */ 55 int rdonly; /* device is opened read only (supersedes above) */ 56 57 static void usage __P((void)); 58 int main __P((int, char **)); 59 60 static void 61 usage() 62 { 63 errexit("usage: fsck_msdos [-fnpy] filesystem ... \n"); 64 } 65 66 int 67 main(argc, argv) 68 int argc; 69 char **argv; 70 { 71 int ret = 0, erg; 72 int ch; 73 74 while ((ch = getopt(argc, argv, "pqynf")) != -1) { 75 switch (ch) { 76 case 'f': 77 /* 78 * We are always forced, since we don't 79 * have a clean flag 80 */ 81 break; 82 case 'n': 83 alwaysno = 1; 84 alwaysyes = preen = 0; 85 break; 86 case 'y': 87 alwaysyes = 1; 88 alwaysno = preen = 0; 89 break; 90 91 case 'p': 92 preen = 1; 93 alwaysyes = alwaysno = 0; 94 break; 95 96 case 'q': /* quite not implemented */ 97 break; 98 99 default: 100 usage(); 101 break; 102 } 103 } 104 argc -= optind; 105 argv += optind; 106 107 if (!argc) 108 usage(); 109 110 while (--argc >= 0) { 111 setcdevname(*argv, preen); 112 erg = checkfilesys(*argv++); 113 if (erg > ret) 114 ret = erg; 115 } 116 117 return ret; 118 } 119 120 121 /*VARARGS*/ 122 int 123 ask(int def, const char *fmt, ...) 124 { 125 va_list ap; 126 127 char prompt[256]; 128 int c; 129 130 if (preen) { 131 if (rdonly) 132 def = 0; 133 if (def) 134 printf("FIXED\n"); 135 return def; 136 } 137 138 va_start(ap, fmt); 139 vsnprintf(prompt, sizeof(prompt), fmt, ap); 140 va_end(ap); 141 if (alwaysyes || rdonly) { 142 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 143 return !rdonly; 144 } 145 do { 146 printf("%s? [yn] ", prompt); 147 fflush(stdout); 148 c = getchar(); 149 while (c != '\n' && getchar() != '\n') 150 if (feof(stdin)) 151 return 0; 152 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 153 return c == 'y' || c == 'Y'; 154 } 155