ar.c revision 183218 
1/*-
2 * Copyright (c) 2007 Kai Wang
3 * Copyright (c) 2007 Tim Kientzle
4 * Copyright (c) 2007 Joseph Koshy
5 * All rights reserved.
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 *    in this position and unchanged.
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 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/*-
30 * Copyright (c) 1990, 1993, 1994
31 *	The Regents of the University of California.  All rights reserved.
32 *
33 * This code is derived from software contributed to Berkeley by
34 * Hugh Smith at The University of Guelph.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 *    notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 *    notice, this list of conditions and the following disclaimer in the
43 *    documentation and/or other materials provided with the distribution.
44 * 3. Neither the name of the University nor the names of its contributors
45 *    may be used to endorse or promote products derived from this software
46 *    without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 */
60
61#include <sys/cdefs.h>
62__FBSDID("$FreeBSD: head/usr.bin/ar/ar.c 183218 2008-09-20 22:10:10Z kaiw $");
63
64#include <sys/queue.h>
65#include <sys/types.h>
66#include <archive.h>
67#include <errno.h>
68#include <getopt.h>
69#include <libgen.h>
70#include <stdio.h>
71#include <stdlib.h>
72#include <string.h>
73#include <sysexits.h>
74
75#include "ar.h"
76
77enum options
78{
79	OPTION_HELP
80};
81
82static struct option longopts[] =
83{
84	{"help", no_argument, NULL, OPTION_HELP},
85	{"version", no_argument, NULL, 'V'},
86	{NULL, 0, NULL, 0}
87};
88
89static void	bsdar_usage(void);
90static void	ranlib_usage(void);
91static void	set_mode(struct bsdar *bsdar, char opt);
92static void	only_mode(struct bsdar *bsdar, const char *opt,
93		    const char *valid_modes);
94static void	bsdar_version(void);
95static void	ranlib_version(void);
96
97int
98main(int argc, char **argv)
99{
100	struct bsdar	*bsdar, bsdar_storage;
101	char		*p;
102	size_t		 len;
103	int		 i, opt;
104
105	bsdar = &bsdar_storage;
106	memset(bsdar, 0, sizeof(*bsdar));
107
108	if ((bsdar->progname = getprogname()) == NULL)
109		bsdar->progname = "ar";
110
111	if (strcmp(bsdar->progname, "ranlib") == 0 ||
112	    strcmp(bsdar->progname, "bsdranlib") == 0) {
113		while ((opt = getopt_long(argc, argv, "tV", longopts,
114		    NULL)) != -1) {
115			switch(opt) {
116			case 't':
117				/* Ignored. */
118				break;
119			case 'V':
120				ranlib_version();
121				break;
122			case OPTION_HELP:
123				ranlib_usage();
124			default:
125				ranlib_usage();
126			}
127		}
128		argv += optind;
129		argc -= optind;
130
131		if (*argv == NULL)
132			ranlib_usage();
133
134		bsdar->options |= AR_S;
135		for (;(bsdar->filename = *argv++) != NULL;)
136			ar_mode_s(bsdar);
137
138		exit(EX_OK);
139	} else {
140		if (argc < 2)
141			bsdar_usage();
142
143		if (*argv[1] != '-') {
144			len = strlen(argv[1]) + 2;
145			if ((p = malloc(len)) == NULL)
146				bsdar_errc(bsdar, EX_SOFTWARE, errno,
147				    "malloc failed");
148			*p = '-';
149			(void)strlcpy(p + 1, argv[1], len - 1);
150			argv[1] = p;
151		}
152	}
153
154	while ((opt = getopt_long(argc, argv, "abCcdfijlMmopqrSsTtuVvxz",
155	    longopts, NULL)) != -1) {
156		switch(opt) {
157		case 'a':
158			bsdar->options |= AR_A;
159			break;
160		case 'b':
161		case 'i':
162			bsdar->options |= AR_B;
163			break;
164		case 'C':
165			bsdar->options |= AR_CC;
166			break;
167		case 'c':
168			bsdar->options |= AR_C;
169			break;
170		case 'd':
171			set_mode(bsdar, opt);
172			break;
173		case 'f':
174		case 'T':
175			bsdar->options |= AR_TR;
176			break;
177		case 'j':
178			bsdar->options |= AR_J;
179			break;
180		case 'l':
181			/* ignored, for GNU ar comptibility */
182			break;
183		case 'M':
184			set_mode(bsdar, opt);
185			break;
186		case 'm':
187			set_mode(bsdar, opt);
188			break;
189		case 'o':
190			bsdar->options |= AR_O;
191			break;
192		case 'p':
193			set_mode(bsdar, opt);
194			break;
195		case 'q':
196			set_mode(bsdar, opt);
197			break;
198		case 'r':
199			set_mode(bsdar, opt);
200			break;
201		case 'S':
202			bsdar->options |= AR_SS;
203			break;
204		case 's':
205			bsdar->options |= AR_S;
206			break;
207		case 't':
208			set_mode(bsdar, opt);
209			break;
210		case 'u':
211			bsdar->options |= AR_U;
212			break;
213		case 'V':
214			bsdar_version();
215			break;
216		case 'v':
217			bsdar->options |= AR_V;
218			break;
219		case 'x':
220			set_mode(bsdar, opt);
221			break;
222		case 'z':
223			bsdar->options |= AR_Z;
224			break;
225		case OPTION_HELP:
226			bsdar_usage();
227		default:
228			bsdar_usage();
229		}
230	}
231
232	argv += optind;
233	argc -= optind;
234
235	if (*argv == NULL && bsdar->mode != 'M')
236		bsdar_usage();
237
238	if (bsdar->options & AR_A && bsdar->options & AR_B)
239		bsdar_errc(bsdar, EX_USAGE, 0,
240		    "only one of -a and -[bi] options allowed");
241
242	if (bsdar->options & AR_J && bsdar->options & AR_Z)
243		bsdar_errc(bsdar, EX_USAGE, 0,
244		    "only one of -j and -z options allowed");
245
246	if (bsdar->options & AR_S && bsdar->options & AR_SS)
247		bsdar_errc(bsdar, EX_USAGE, 0,
248		    "only one of -s and -S options allowed");
249
250	if (bsdar->options & (AR_A | AR_B)) {
251		if ((bsdar->posarg = *argv) == NULL)
252			bsdar_errc(bsdar, EX_USAGE, 0,
253			    "no position operand specified");
254		if ((bsdar->posarg = basename(bsdar->posarg)) == NULL)
255			bsdar_errc(bsdar, EX_SOFTWARE, errno,
256			    "basename failed");
257		argc--;
258		argv++;
259	}
260
261	if (bsdar->options & AR_A)
262		only_mode(bsdar, "-a", "mqr");
263	if (bsdar->options & AR_B)
264		only_mode(bsdar, "-b", "mqr");
265	if (bsdar->options & AR_C)
266		only_mode(bsdar, "-c", "qr");
267	if (bsdar->options & AR_CC)
268		only_mode(bsdar, "-C", "x");
269	if (bsdar->options & AR_O)
270		only_mode(bsdar, "-o", "x");
271	if (bsdar->options & AR_SS)
272		only_mode(bsdar, "-S", "mqr");
273	if (bsdar->options & AR_U)
274		only_mode(bsdar, "-u", "qrx");
275
276	if (bsdar->mode == 'M') {
277		ar_mode_script(bsdar);
278		exit(EX_OK);
279	}
280
281	if ((bsdar->filename = *argv) == NULL)
282		bsdar_usage();
283
284	bsdar->argc = --argc;
285	bsdar->argv = ++argv;
286
287	if ((!bsdar->mode || strchr("ptx", bsdar->mode)) &&
288	    bsdar->options & AR_S) {
289		ar_mode_s(bsdar);
290		if (!bsdar->mode)
291			exit(EX_OK);
292	}
293
294	switch(bsdar->mode) {
295	case 'd':
296		ar_mode_d(bsdar);
297		break;
298	case 'm':
299		ar_mode_m(bsdar);
300		break;
301	case 'p':
302		ar_mode_p(bsdar);
303		break;
304	case 'q':
305		ar_mode_q(bsdar);
306		break;
307	case 'r':
308		ar_mode_r(bsdar);
309		break;
310	case 't':
311		ar_mode_t(bsdar);
312		break;
313	case 'x':
314		ar_mode_x(bsdar);
315		break;
316	default:
317		bsdar_usage();
318		/* NOTREACHED */
319	}
320
321	for (i = 0; i < bsdar->argc; i++)
322		if (bsdar->argv[i] != NULL)
323			bsdar_warnc(bsdar, 0, "%s: not found in archive",
324			    bsdar->argv[i]);
325
326	exit(EX_OK);
327}
328
329static void
330set_mode(struct bsdar *bsdar, char opt)
331{
332
333	if (bsdar->mode != '\0' && bsdar->mode != opt)
334		bsdar_errc(bsdar, EX_USAGE, 0,
335		    "Can't specify both -%c and -%c", opt, bsdar->mode);
336	bsdar->mode = opt;
337}
338
339static void
340only_mode(struct bsdar *bsdar, const char *opt, const char *valid_modes)
341{
342
343	if (strchr(valid_modes, bsdar->mode) == NULL)
344		bsdar_errc(bsdar, EX_USAGE, 0,
345		    "Option %s is not permitted in mode -%c", opt, bsdar->mode);
346}
347
348static void
349bsdar_usage()
350{
351
352	(void)fprintf(stderr, "usage:  ar -d [-Tjsvz] archive file ...\n");
353	(void)fprintf(stderr, "\tar -m [-Tjsvz] archive file ...\n");
354	(void)fprintf(stderr, "\tar -m [-Tabijsvz] position archive file ...\n");
355	(void)fprintf(stderr, "\tar -p [-Tv] archive [file ...]\n");
356	(void)fprintf(stderr, "\tar -q [-Tcjsvz] archive file ...\n");
357	(void)fprintf(stderr, "\tar -r [-Tcjsuvz] archive file ...\n");
358	(void)fprintf(stderr, "\tar -r [-Tabcijsuvz] position archive file ...\n");
359	(void)fprintf(stderr, "\tar -s [-jz] archive\n");
360	(void)fprintf(stderr, "\tar -t [-Tv] archive [file ...]\n");
361	(void)fprintf(stderr, "\tar -x [-CTouv] archive [file ...]\n");
362	(void)fprintf(stderr, "\tar -V\n");
363	exit(EX_USAGE);
364}
365
366static void
367ranlib_usage()
368{
369
370	(void)fprintf(stderr, "usage:	ranlib [-t] archive ...\n");
371	(void)fprintf(stderr, "\tranlib -V\n");
372	exit(EX_USAGE);
373}
374
375static void
376bsdar_version()
377{
378	(void)printf("BSD ar %s - %s\n", BSDAR_VERSION, archive_version());
379	exit(EX_OK);
380}
381
382static void
383ranlib_version()
384{
385	(void)printf("ranlib %s - %s\n", BSDAR_VERSION, archive_version());
386	exit(EX_OK);
387}
388