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 37 #ifndef lint 38 static const char copyright[] = 39 "@(#) Copyright (c) 1990, 1993, 1994\n\ 40 The Regents of the University of California. All rights reserved.\n"; 41 #endif 42 43 #if 0 44 #ifndef lint 45 static char sccsid[] = "@(#)ar.c 8.3 (Berkeley) 4/2/94"; 46 #endif 47 #endif 48 49 #include <sys/cdefs.h> 50 __FBSDID("$FreeBSD$"); 51 52 #include <sys/param.h> 53 54 #include <ar.h> 55 #include <dirent.h> 56 #include <err.h> 57 #include <libgen.h> 58 #include <paths.h> 59 #include <stdio.h> 60 #include <stdlib.h> 61 #include <string.h> 62 #include <unistd.h> 63 #include <locale.h> 64 65 #include "archive.h" 66 #include "extern.h" 67 68 CHDR chdr; 69 u_int options; 70 char *archive, *posarg, *posname; 71 const char *envtmp; 72 static void badoptions(const char *); 73 static void usage(void); 74 75 /* 76 * main -- 77 * main basically uses getopt to parse options and calls the appropriate 78 * functions. Some hacks that let us be backward compatible with 4.3 ar 79 * option parsing and sanity checking. 80 */ 81 int 82 main(argc, argv) 83 int argc; 84 char **argv; 85 { 86 int c; 87 char *p; 88 int (*fcall)(char **) = NULL; 89 90 (void) setlocale(LC_TIME, "");; 91 92 if (argc < 3) 93 usage(); 94 95 /* 96 * Historic versions didn't require a '-' in front of the options. 97 * Fix it, if necessary. 98 */ 99 if (*argv[1] != '-') { 100 if (!(p = malloc((u_int)(strlen(argv[1]) + 2)))) 101 err(1, NULL); 102 *p = '-'; 103 (void)strcpy(p + 1, argv[1]); 104 argv[1] = p; 105 } 106 107 while ((c = getopt(argc, argv, "abcdilmopqrTtuvx")) != -1) { 108 switch(c) { 109 case 'a': 110 options |= AR_A; 111 break; 112 case 'b': 113 case 'i': 114 options |= AR_B; 115 break; 116 case 'c': 117 options |= AR_C; 118 break; 119 case 'd': 120 options |= AR_D; 121 fcall = delete; 122 break; 123 case 'l': /* not documented, compatibility only */ 124 envtmp = "."; 125 break; 126 case 'm': 127 options |= AR_M; 128 fcall = move; 129 break; 130 case 'o': 131 options |= AR_O; 132 break; 133 case 'p': 134 options |= AR_P; 135 fcall = print; 136 break; 137 case 'q': 138 options |= AR_Q; 139 fcall = append; 140 break; 141 case 'r': 142 options |= AR_R; 143 fcall = replace; 144 break; 145 case 'T': 146 options |= AR_TR; 147 break; 148 case 't': 149 options |= AR_T; 150 fcall = contents; 151 break; 152 case 'u': 153 options |= AR_U; 154 break; 155 case 'v': 156 options |= AR_V; 157 break; 158 case 'x': 159 options |= AR_X; 160 fcall = extract; 161 break; 162 default: 163 usage(); 164 } 165 } 166 167 argv += optind; 168 argc -= optind; 169 170 /* One of -dmpqrtx required. */ 171 if (!(options & (AR_D|AR_M|AR_P|AR_Q|AR_R|AR_T|AR_X))) { 172 warnx("one of options -dmpqrtx is required"); 173 usage(); 174 } 175 /* Only one of -a and -bi allowed. */ 176 if (options & AR_A && options & AR_B) { 177 warnx("only one of -a and -[bi] options allowed"); 178 usage(); 179 } 180 /* -ab require a position argument. */ 181 if (options & (AR_A|AR_B)) { 182 if (!(posarg = *argv++)) { 183 warnx("no position operand specified"); 184 usage(); 185 } 186 posname = basename(posarg); 187 } 188 /* -d only valid with -Tv. */ 189 if (options & AR_D && options & ~(AR_D|AR_TR|AR_V)) 190 badoptions("-d"); 191 /* -m only valid with -abiTv. */ 192 if (options & AR_M && options & ~(AR_A|AR_B|AR_M|AR_TR|AR_V)) 193 badoptions("-m"); 194 /* -p only valid with -Tv. */ 195 if (options & AR_P && options & ~(AR_P|AR_TR|AR_V)) 196 badoptions("-p"); 197 /* -q only valid with -cTv. */ 198 if (options & AR_Q && options & ~(AR_C|AR_Q|AR_TR|AR_V)) 199 badoptions("-q"); 200 /* -r only valid with -abcuTv. */ 201 if (options & AR_R && options & ~(AR_A|AR_B|AR_C|AR_R|AR_U|AR_TR|AR_V)) 202 badoptions("-r"); 203 /* -t only valid with -Tv. */ 204 if (options & AR_T && options & ~(AR_T|AR_TR|AR_V)) 205 badoptions("-t"); 206 /* -x only valid with -ouTv. */ 207 if (options & AR_X && options & ~(AR_O|AR_U|AR_TR|AR_V|AR_X)) 208 badoptions("-x"); 209 210 if (!(archive = *argv++)) { 211 warnx("no archive specified"); 212 usage(); 213 } 214 215 /* -dmr require a list of archive elements. */ 216 if (options & (AR_D|AR_M|AR_R) && !*argv) { 217 warnx("no archive members specified"); 218 usage(); 219 } 220 221 exit((*fcall)(argv)); 222 } 223 224 static void 225 badoptions(arg) 226 const char *arg; 227 { 228 229 warnx("illegal option combination for %s", arg); 230 usage(); 231 } 232 233 static void 234 usage() 235 { 236 237 (void)fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n%s\n", 238 "usage: ar -d [-Tv] archive file ...", 239 " ar -m [-Tv] archive file ...", 240 " ar -m [-abiTv] position archive file ...", 241 " ar -p [-Tv] archive [file ...]", 242 " ar -q [-cTv] archive file ...", 243 " ar -r [-cuTv] archive file ...", 244 " ar -r [-abciuTv] position archive file ...", 245 " ar -t [-Tv] archive [file ...]", 246 " ar -x [-ouTv] archive [file ...]"); 247 exit(1); 248 } 249