1 /*- 2 * Copyright (c) 1990, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Hugh Smith at The University of Guelph. 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 the University of 19 * California, Berkeley and its contributors. 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 REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * $FreeBSD$ 37 */ 38 39 #ifndef lint 40 static const char copyright[] = 41 "@(#) Copyright (c) 1990, 1993, 1994\n\ 42 The Regents of the University of California. All rights reserved.\n"; 43 #endif /* not lint */ 44 45 #ifndef lint 46 static const char sccsid[] = "@(#)ar.c 8.3 (Berkeley) 4/2/94"; 47 #endif /* not lint */ 48 49 #include <sys/param.h> 50 51 #include <ar.h> 52 #include <dirent.h> 53 #include <err.h> 54 #include <libgen.h> 55 #include <paths.h> 56 #include <stdio.h> 57 #include <stdlib.h> 58 #include <string.h> 59 #include <unistd.h> 60 #include <locale.h> 61 62 #include "archive.h" 63 #include "extern.h" 64 65 CHDR chdr; 66 u_int options; 67 char *archive, *envtmp, *posarg, *posname; 68 static void badoptions __P((char *)); 69 static void usage __P((void)); 70 71 /* 72 * main -- 73 * main basically uses getopt to parse options and calls the appropriate 74 * functions. Some hacks that let us be backward compatible with 4.3 ar 75 * option parsing and sanity checking. 76 */ 77 int 78 main(argc, argv) 79 int argc; 80 char **argv; 81 { 82 int c; 83 char *p; 84 int (*fcall) __P((char **)) = NULL; 85 86 (void) setlocale(LC_TIME, "");; 87 88 if (argc < 3) 89 usage(); 90 91 /* 92 * Historic versions didn't require a '-' in front of the options. 93 * Fix it, if necessary. 94 */ 95 if (*argv[1] != '-') { 96 if (!(p = malloc((u_int)(strlen(argv[1]) + 2)))) 97 err(1, NULL); 98 *p = '-'; 99 (void)strcpy(p + 1, argv[1]); 100 argv[1] = p; 101 } 102 103 while ((c = getopt(argc, argv, "abcdilmopqrTtuvx")) != -1) { 104 switch(c) { 105 case 'a': 106 options |= AR_A; 107 break; 108 case 'b': 109 case 'i': 110 options |= AR_B; 111 break; 112 case 'c': 113 options |= AR_C; 114 break; 115 case 'd': 116 options |= AR_D; 117 fcall = delete; 118 break; 119 case 'l': /* not documented, compatibility only */ 120 envtmp = "."; 121 break; 122 case 'm': 123 options |= AR_M; 124 fcall = move; 125 break; 126 case 'o': 127 options |= AR_O; 128 break; 129 case 'p': 130 options |= AR_P; 131 fcall = print; 132 break; 133 case 'q': 134 options |= AR_Q; 135 fcall = append; 136 break; 137 case 'r': 138 options |= AR_R; 139 fcall = replace; 140 break; 141 case 'T': 142 options |= AR_TR; 143 break; 144 case 't': 145 options |= AR_T; 146 fcall = contents; 147 break; 148 case 'u': 149 options |= AR_U; 150 break; 151 case 'v': 152 options |= AR_V; 153 break; 154 case 'x': 155 options |= AR_X; 156 fcall = extract; 157 break; 158 default: 159 usage(); 160 } 161 } 162 163 argv += optind; 164 argc -= optind; 165 166 /* One of -dmpqrtx required. */ 167 if (!(options & (AR_D|AR_M|AR_P|AR_Q|AR_R|AR_T|AR_X))) { 168 warnx("one of options -dmpqrtx is required"); 169 usage(); 170 } 171 /* Only one of -a and -bi allowed. */ 172 if (options & AR_A && options & AR_B) { 173 warnx("only one of -a and -[bi] options allowed"); 174 usage(); 175 } 176 /* -ab require a position argument. */ 177 if (options & (AR_A|AR_B)) { 178 if (!(posarg = *argv++)) { 179 warnx("no position operand specified"); 180 usage(); 181 } 182 posname = basename(posarg); 183 } 184 /* -d only valid with -Tv. */ 185 if (options & AR_D && options & ~(AR_D|AR_TR|AR_V)) 186 badoptions("-d"); 187 /* -m only valid with -abiTv. */ 188 if (options & AR_M && options & ~(AR_A|AR_B|AR_M|AR_TR|AR_V)) 189 badoptions("-m"); 190 /* -p only valid with -Tv. */ 191 if (options & AR_P && options & ~(AR_P|AR_TR|AR_V)) 192 badoptions("-p"); 193 /* -q only valid with -cTv. */ 194 if (options & AR_Q && options & ~(AR_C|AR_Q|AR_TR|AR_V)) 195 badoptions("-q"); 196 /* -r only valid with -abcuTv. */ 197 if (options & AR_R && options & ~(AR_A|AR_B|AR_C|AR_R|AR_U|AR_TR|AR_V)) 198 badoptions("-r"); 199 /* -t only valid with -Tv. */ 200 if (options & AR_T && options & ~(AR_T|AR_TR|AR_V)) 201 badoptions("-t"); 202 /* -x only valid with -ouTv. */ 203 if (options & AR_X && options & ~(AR_O|AR_U|AR_TR|AR_V|AR_X)) 204 badoptions("-x"); 205 206 if (!(archive = *argv++)) { 207 warnx("no archive specified"); 208 usage(); 209 } 210 211 /* -dmr require a list of archive elements. */ 212 if (options & (AR_D|AR_M|AR_R) && !*argv) { 213 warnx("no archive members specified"); 214 usage(); 215 } 216 217 exit((*fcall)(argv)); 218 } 219 220 static void 221 badoptions(arg) 222 char *arg; 223 { 224 225 warnx("illegal option combination for %s", arg); 226 usage(); 227 } 228 229 static void 230 usage() 231 { 232 233 (void)fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n", 234 "usage: ar -d [-Tv] archive file ...", 235 " ar -m [-Tv] archive file ...", 236 " ar -m [-abiTv] position archive file ...", 237 " ar -p [-Tv] archive [file ...]", 238 " ar -q [-cTv] archive file ...", 239 " ar -r [-cuTv] archive file ...", 240 " ar -r [-abciuTv] position archive file ...", 241 " ar -t [-Tv] archive [file ...]", 242 " ar -x [-ouTv] archive [file ...]"); 243 exit(1); 244 } 245