freebsd-src/bin/rmdir/rmdir.c
Henrich Hartzer 9bcc1b18c1 /bin/rmdir: Exit with status 2 for invalid arguments
PR: 277677

Signed-off-by: Henrich Hartzer <henrichhartzer@tuta.io>
Reviewed by: imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/1161
2024-05-11 13:13:28 -06:00

117 lines
2.8 KiB
C

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1992, 1993, 1994
* 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. 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.
*/
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static int rm_path(char *);
static void usage(void) __dead2;
static int pflag;
static int vflag;
int
main(int argc, char *argv[])
{
int ch, errors;
while ((ch = getopt(argc, argv, "pv")) != -1)
switch(ch) {
case 'p':
pflag = 1;
break;
case 'v':
vflag = 1;
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if (argc == 0)
usage();
for (errors = 0; *argv; argv++) {
if (rmdir(*argv) < 0) {
warn("%s", *argv);
errors = 1;
} else {
if (vflag)
printf("%s\n", *argv);
if (pflag)
errors |= rm_path(*argv);
}
}
exit(errors);
}
static int
rm_path(char *path)
{
char *p;
p = path + strlen(path);
while (--p > path && *p == '/')
;
*++p = '\0';
while ((p = strrchr(path, '/')) != NULL) {
/* Delete trailing slashes. */
while (--p >= path && *p == '/')
;
*++p = '\0';
if (p == path)
break;
if (rmdir(path) < 0) {
warn("%s", path);
return (1);
}
if (vflag)
printf("%s\n", path);
}
return (0);
}
static void
usage(void)
{
(void)fprintf(stderr, "usage: rmdir [-pv] directory ...\n");
exit(2);
}