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- /*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Hugh Smith at The University of Guelph.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1990 The Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)ar.c 5.11 (Berkeley) 3/21/91";
- #endif /* not lint */
-
- #include <sys/param.h>
- #include <sys/errno.h>
- #include <dirent.h>
- #include <stdio.h>
- #include <ar.h>
- #include <string.h>
- #include <stdlib.h>
- #include <paths.h>
- #include "archive.h"
- #include "extern.h"
-
- CHDR chdr;
- u_int options;
- char *archive, *envtmp, *posarg, *posname;
- static void badoptions(), usage();
-
- /*
- * main --
- * main basically uses getopt to parse options and calls the appropriate
- * functions. Some hacks that let us be backward compatible with 4.3 ar
- * option parsing and sanity checking.
- */
- main(argc, argv)
- int argc;
- char **argv;
- {
- extern int optind;
- int c;
- char *p;
- int (*fcall)(), append(), contents(), delete(), extract(),
- move(), print(), replace();
-
- if (argc < 3)
- usage();
-
- /*
- * Historic versions didn't require a '-' in front of the options.
- * Fix it, if necessary.
- */
- if (*argv[1] != '-') {
- if (!(p = malloc((u_int)(strlen(argv[1]) + 2)))) {
- (void)fprintf(stderr, "ar: %s.\n", strerror(errno));
- exit(1);
- }
- *p = '-';
- (void)strcpy(p + 1, argv[1]);
- argv[1] = p;
- }
-
- while ((c = getopt(argc, argv, "abcdilmopqrTtuvx")) != EOF) {
- switch(c) {
- case 'a':
- options |= AR_A;
- break;
- case 'b':
- case 'i':
- options |= AR_B;
- break;
- case 'c':
- options |= AR_C;
- break;
- case 'd':
- options |= AR_D;
- fcall = delete;
- break;
- case 'l': /* not documented, compatibility only */
- envtmp = ".";
- break;
- case 'm':
- options |= AR_M;
- fcall = move;
- break;
- case 'o':
- options |= AR_O;
- break;
- case 'p':
- options |= AR_P;
- fcall = print;
- break;
- case 'q':
- options |= AR_Q;
- fcall = append;
- break;
- case 'r':
- options |= AR_R;
- fcall = replace;
- break;
- case 'T':
- options |= AR_TR;
- break;
- case 't':
- options |= AR_T;
- fcall = contents;
- break;
- case 'u':
- options |= AR_U;
- break;
- case 'v':
- options |= AR_V;
- break;
- case 'x':
- options |= AR_X;
- fcall = extract;
- break;
- default:
- usage();
- }
- }
-
- argv += optind;
- argc -= optind;
-
- /* One of -dmpqrtx required. */
- if (!(options & (AR_D|AR_M|AR_P|AR_Q|AR_R|AR_T|AR_X))) {
- (void)fprintf(stderr,
- "ar: one of options -dmpqrtx is required.\n");
- usage();
- }
- /* Only one of -a and -bi allowed. */
- if (options & AR_A && options & AR_B) {
- (void)fprintf(stderr,
- "ar: only one of -a and -[bi] options allowed.\n");
- usage();
- }
- /* -ab require a position argument. */
- if (options & (AR_A|AR_B)) {
- if (!(posarg = *argv++)) {
- (void)fprintf(stderr,
- "ar: no position operand specified.\n");
- usage();
- }
- posname = rname(posarg);
- }
- /* -d only valid with -Tv. */
- if (options & AR_D && options & ~(AR_D|AR_TR|AR_V))
- badoptions("-d");
- /* -m only valid with -abiTv. */
- if (options & AR_M && options & ~(AR_A|AR_B|AR_M|AR_TR|AR_V))
- badoptions("-m");
- /* -p only valid with -Tv. */
- if (options & AR_P && options & ~(AR_P|AR_TR|AR_V))
- badoptions("-p");
- /* -q only valid with -cTv. */
- if (options & AR_Q && options & ~(AR_C|AR_Q|AR_TR|AR_V))
- badoptions("-q");
- /* -r only valid with -abcuTv. */
- if (options & AR_R && options & ~(AR_A|AR_B|AR_C|AR_R|AR_U|AR_TR|AR_V))
- badoptions("-r");
- /* -t only valid with -Tv. */
- if (options & AR_T && options & ~(AR_T|AR_TR|AR_V))
- badoptions("-t");
- /* -x only valid with -ouTv. */
- if (options & AR_X && options & ~(AR_O|AR_U|AR_TR|AR_V|AR_X))
- badoptions("-x");
-
- if (!(archive = *argv++)) {
- (void)fprintf(stderr, "ar: no archive specified.\n");
- usage();
- }
-
- /* -dmqr require a list of archive elements. */
- if (options & (AR_D|AR_M|AR_Q|AR_R) && !*argv) {
- (void)fprintf(stderr, "ar: no archive members specified.\n");
- usage();
- }
-
- exit((*fcall)(argv));
- }
-
- static void
- badoptions(arg)
- char *arg;
- {
- (void)fprintf(stderr,
- "ar: illegal option combination for %s.\n", arg);
- usage();
- }
-
- static void
- usage()
- {
- (void)fprintf(stderr, "usage: ar -d [-Tv] archive file ...\n");
- (void)fprintf(stderr, "\tar -m [-Tv] archive file ...\n");
- (void)fprintf(stderr, "\tar -m [-abiTv] position archive file ...\n");
- (void)fprintf(stderr, "\tar -p [-Tv] archive [file ...]\n");
- (void)fprintf(stderr, "\tar -q [-cTv] archive file ...\n");
- (void)fprintf(stderr, "\tar -r [-cuTv] archive file ...\n");
- (void)fprintf(stderr, "\tar -r [-abciuTv] position archive file ...\n");
- (void)fprintf(stderr, "\tar -t [-Tv] archive [file ...]\n");
- (void)fprintf(stderr, "\tar -x [-ouTv] archive [file ...]\n");
- exit(1);
- }
-