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