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 */ 35 36 #include <stdlib.h> 37 #include <string.h> 38 #include <ctype.h> 39 #include <stdio.h> 40 #include <unistd.h> 41 #include <errno.h> 42 #include <stdarg.h> 43 44 #include "fsutil.h" 45 #include "ext.h" 46 47 int alwaysno; /* assume "no" for all questions */ 48 int alwaysyes; /* assume "yes" for all questions */ 49 int preen; /* set when preening */ 50 int rdonly; /* device is opened read only (supersedes above) */ 51 52 static void usage(void); 53 int main(int, char **); 54 55 static void 56 usage(void) 57 { 58 errexit("Usage: fsck_msdos [-fnpy] filesystem ... \n"); 59 } 60 61 int 62 main(int argc, char **argv) 63 { 64 int ret = 0, erg; 65 int ch; 66 67 while ((ch = getopt(argc, argv, "fFnpy")) != -1) { 68 switch (ch) { 69 case 'f': 70 /* 71 * We are always forced, since we don't 72 * have a clean flag 73 */ 74 break; 75 case 'F': 76 /* We can never run in background */ 77 exit(5); 78 break; 79 case 'n': 80 alwaysno = 1; 81 alwaysyes = preen = 0; 82 break; 83 case 'y': 84 alwaysyes = 1; 85 alwaysno = preen = 0; 86 break; 87 88 case 'p': 89 preen = 1; 90 alwaysyes = alwaysno = 0; 91 break; 92 93 default: 94 usage(); 95 break; 96 } 97 } 98 argc -= optind; 99 argv += optind; 100 101 if (!argc) 102 usage(); 103 104 while (--argc >= 0) { 105 setcdevname(*argv, preen); 106 erg = checkfilesys(*argv++); 107 if (erg > ret) 108 ret = erg; 109 } 110 111 return ret; 112 } 113 114 115 /*VARARGS*/ 116 int 117 ask(int def, const char *fmt, ...) 118 { 119 va_list ap; 120 121 char prompt[256]; 122 int c; 123 124 if (preen) { 125 if (rdonly) 126 def = 0; 127 if (def) 128 printf("FIXED\n"); 129 return def; 130 } 131 132 va_start(ap, fmt); 133 vsnprintf(prompt, sizeof(prompt), fmt, ap); 134 if (alwaysyes || rdonly) { 135 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 136 return !rdonly; 137 } 138 do { 139 printf("%s? [yn] ", prompt); 140 fflush(stdout); 141 c = getchar(); 142 while (c != '\n' && getchar() != '\n') 143 if (feof(stdin)) 144 return 0; 145 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 146 return c == 'y' || c == 'Y'; 147 } 148