1 /* $OpenBSD: main.c,v 1.14 2005/02/03 05:03:50 jaredy Exp $ */ 2 /* $NetBSD: main.c,v 1.8 1996/10/17 20:29:53 cgd Exp $ */ 3 4 /* 5 * Copyright (C) 1995 Wolfgang Solfrank 6 * Copyright (c) 1995 Martin Husemann 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Martin Husemann 19 * and Wolfgang Solfrank. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 26 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 29 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 33 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 37 #ifndef lint 38 static char rcsid[] = "$OpenBSD: main.c,v 1.14 2005/02/03 05:03:50 jaredy 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 "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 int main(int, char **); 58 59 static void 60 usage(void) 61 { 62 errexit("usage: fsck_msdos [-fnpy] filesystem ...\n"); 63 } 64 65 int 66 main(int argc, char *argv[]) 67 { 68 int ret = 0, erg; 69 int ch; 70 71 while ((ch = getopt(argc, argv, "pynf")) != -1) { 72 switch (ch) { 73 case 'f': 74 /* Ignore for consistency with fsck_ffs */ 75 break; 76 77 case 'n': 78 alwaysno = 1; 79 alwaysyes = preen = 0; 80 break; 81 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 exit(ret); 110 } 111 112 /*VARARGS*/ 113 int 114 ask(int def, const char *fmt, ...) 115 { 116 va_list ap; 117 118 char prompt[256]; 119 int c; 120 121 if (preen) { 122 if (rdonly) 123 def = 0; 124 if (def) 125 printf("FIXED\n"); 126 return (def); 127 } 128 129 va_start(ap, fmt); 130 vsnprintf(prompt, sizeof(prompt), fmt, ap); 131 va_end(ap); 132 if (alwaysyes || rdonly) { 133 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 134 return (!rdonly); 135 } 136 do { 137 printf("%s? [yn] ", prompt); 138 fflush(stdout); 139 c = getchar(); 140 while (c != '\n' && getchar() != '\n') 141 if (feof(stdin)) 142 return (0); 143 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 144 return (c == 'y' || c == 'Y'); 145 } 146