1 /* $NetBSD: main.c,v 1.18 2007/03/10 00:30:36 hubertf 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 1.18 2007/03/10 00:30:36 hubertf Exp $"); 39 #endif /* not lint */ 40 41 #include <stdlib.h> 42 #include <string.h> 43 #include <stdio.h> 44 #include <unistd.h> 45 #include <errno.h> 46 #include <stdarg.h> 47 48 #include "fsutil.h" 49 #include "ext.h" 50 51 int alwaysno; /* assume "no" for all questions */ 52 int alwaysyes; /* assume "yes" for all questions */ 53 int preen; /* set when preening */ 54 int rdonly; /* device is opened read only (supersedes above) */ 55 56 static void usage(void); 57 58 static void 59 usage(void) 60 { 61 errexit("usage: fsck_msdos [-fnpy] filesystem ... \n"); 62 } 63 64 int 65 main(int argc, char **argv) 66 { 67 int ret = 0, erg; 68 int ch; 69 70 while ((ch = getopt(argc, argv, "pPqynf")) != -1) { 71 switch (ch) { 72 case 'f': 73 /* 74 * We are always forced, since we don't 75 * have a clean flag 76 */ 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 case 'P': /* Progress meter not implemented. */ 93 break; 94 95 case 'q': /* Quiet not implemented. */ 96 break; 97 98 default: 99 usage(); 100 break; 101 } 102 } 103 argc -= optind; 104 argv += optind; 105 106 if (!argc) 107 usage(); 108 109 while (--argc >= 0) { 110 setcdevname(*argv, preen); 111 erg = checkfilesys(*argv++); 112 if (erg > ret) 113 ret = erg; 114 } 115 116 return ret; 117 } 118 119 120 /*VARARGS*/ 121 int 122 ask(int def, const char *fmt, ...) 123 { 124 va_list ap; 125 126 char prompt[256]; 127 int c; 128 129 if (preen) { 130 if (rdonly) 131 def = 0; 132 if (def) 133 printf("FIXED\n"); 134 return def; 135 } 136 137 va_start(ap, fmt); 138 vsnprintf(prompt, sizeof(prompt), fmt, ap); 139 va_end(ap); 140 if (alwaysyes || rdonly) { 141 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 142 return !rdonly; 143 } 144 do { 145 printf("%s? [yn] ", prompt); 146 fflush(stdout); 147 c = getchar(); 148 while (c != '\n' && getchar() != '\n') 149 if (feof(stdin)) 150 return 0; 151 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 152 return c == 'y' || c == 'Y'; 153 } 154