[unix-history] / bin / rmdir / rmdir.c

/*
 * Copyright (c) 1983 The Regents of the University of California.
 * All rights reserved.
 *
 * 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) 1983 The Regents of the University of California.\n\
 All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)rmdir.c	5.3 (Berkeley) 5/31/90";
#endif /* not lint */

/*
 * Remove directory
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>

main(argc, argv)
	int argc;
	char **argv;
{
	int errors;
	int ch;
	int delete_parent_directories = 0;

	while ((ch = getopt (argc, argv, "p")) != EOF) {
		switch (ch) {
		case 'p':
			delete_parent_directories = 1;
			break;
		case '?':
		default:
			usage();
			/* NOTREACHED */
		}
	}

	if (!*(argv += optind)) {
		usage ();
		/* NOTREACHED */
	}

	for (errors = 0; *argv; argv++) {
		if (!delete_parent_directories) {
			if (rmdir(*argv) < 0) {
				fprintf(stderr, "rmdir: %s: %s\n", 
					*argv, strerror(errno));
				errors = 1;
			} 
		} else {
			if (rmdirp(*argv) < 0) {
				errors = 1;
			}
		}
	}

	exit(errors);
}

int
rmdirp (char *path)
{
	char *slash;

	/* point slash at last slash */
	slash = strrchr (path, '/');

	while (slash != NULL) {
		if (rmdir (path) < 0) {
			fprintf(stderr, "rmdir: %s: %s\n", 
				path, strerror(errno));
			return -1;
		}

		/* skip trailing slash characters */
		while (slash > path && *slash == '/')
			slash--;

		*++slash = '\0';
		slash = strrchr (path, '/');
	}

	if (rmdir (path) < 0) {
		fprintf(stderr, "rmdir: %s: %s\n", path, strerror(errno));
		return -1;
	}

	return 0;
}

usage()
{
	fprintf(stderr, "usage: rmdir [-p] directory ...\n");
	exit(1);
}
Commit	Line	Data
15637ed4 RG	1	/*
	2	* Copyright (c) 1983 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. Redistributions in binary form must reproduce the above copyright
	11	* notice, this list of conditions and the following disclaimer in the
	12	* documentation and/or other materials provided with the distribution.
	13	* 3. All advertising materials mentioning features or use of this software
	14	* must display the following acknowledgement:
	15	* This product includes software developed by the University of
	16	* California, Berkeley and its contributors.
	17	* 4. Neither the name of the University nor the names of its contributors
	18	* may be used to endorse or promote products derived from this software
	19	* without specific prior written permission.
	20	*
	21	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	22	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	23	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	24	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	25	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	26	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	27	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	28	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	29	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	30	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	31	* SUCH DAMAGE.
	32	*/
	33
	34	#ifndef lint
	35	char copyright[] =
	36	"@(#) Copyright (c) 1983 The Regents of the University of California.\n\
	37	All rights reserved.\n";
	38	#endif /* not lint */
	39
	40	#ifndef lint
	41	static char sccsid[] = "@(#)rmdir.c 5.3 (Berkeley) 5/31/90";
	42	#endif /* not lint */
	43
	44	/*
	45	* Remove directory
	46	*/
	47	#include <stdio.h>
25fd433a C	48	#include <stdlib.h>
	49	#include <string.h>
	50	#include <errno.h>
15637ed4 RG	51
	52	main(argc, argv)
	53	int argc;
	54	char **argv;
	55	{
	56	int errors;
25fd433a C	57	int ch;
25fd433a C	58	int delete_parent_directories = 0;
15637ed4	59
25fd433a C	60	while ((ch = getopt (argc, argv, "p")) != EOF) {
	61	switch (ch) {
	62	case 'p':
	63	delete_parent_directories = 1;
	64	break;
	65	case '?':
	66	default:
	67	usage();
	68	/* NOTREACHED */
	69	}
	70	}
	71
	72	if (!*(argv += optind)) {
	73	usage ();
	74	/* NOTREACHED */
15637ed4	75	}
25fd433a C	76
	77	for (errors = 0; *argv; argv++) {
	78	if (!delete_parent_directories) {
	79	if (rmdir(*argv) < 0) {
	80	fprintf(stderr, "rmdir: %s: %s\n",
	81	*argv, strerror(errno));
	82	errors = 1;
	83	}
	84	} else {
	85	if (rmdirp(*argv) < 0) {
	86	errors = 1;
	87	}
15637ed4	88	}
25fd433a C	89	}
25fd433a C	90
15637ed4 RG	91	exit(errors);
15637ed4 RG	92	}
25fd433a C	93
	94	int
	95	rmdirp (char *path)
	96	{
	97	char *slash;
	98
	99	/* point slash at last slash */
	100	slash = strrchr (path, '/');
	101
	102	while (slash != NULL) {
	103	if (rmdir (path) < 0) {
	104	fprintf(stderr, "rmdir: %s: %s\n",
	105	path, strerror(errno));
	106	return -1;
	107	}
	108
	109	/* skip trailing slash characters */
	110	while (slash > path && *slash == '/')
	111	slash--;
	112
	113	*++slash = '\0';
	114	slash = strrchr (path, '/');
	115	}
	116
	117	if (rmdir (path) < 0) {
	118	fprintf(stderr, "rmdir: %s: %s\n", path, strerror(errno));
	119	return -1;
	120	}
	121
	122	return 0;
	123	}
	124
	125	usage()
	126	{
	127	fprintf(stderr, "usage: rmdir [-p] directory ...\n");
	128	exit(1);
	129	}