diff options
Diffstat (limited to 'winsup/utils/ipcrm.c')
| -rw-r--r-- | winsup/utils/ipcrm.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/winsup/utils/ipcrm.c b/winsup/utils/ipcrm.c deleted file mode 100644 index bc17b6ad4..000000000 --- a/winsup/utils/ipcrm.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Copyright (c) 1994 Adam Glass - * 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 Adam Glass. - * 4. The name of the Author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Adam Glass ``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 Adam Glass 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 <sys/cdefs.h> -#ifndef __FBSDID -#define __FBSDID(s) const char version[] = (s) -#endif -__FBSDID("$FreeBSD: /repoman/r/ncvs/src/usr.bin/ipcrm/ipcrm.c,v 1.11 2002/09/04 23:29:02 dwmalone Exp $"); - -#include <ctype.h> -#include <err.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/types.h> -#ifndef _KERNEL -#define _KERNEL 1 -#endif -#include <sys/ipc.h> -#include <sys/msg.h> -#include <sys/sem.h> -#include <sys/shm.h> - -#ifdef __GNUC__ -#define __unused __attribute__((unused)) -#endif - -#define IPC_TO_STR(x) (x == 'Q' ? "msq" : (x == 'M' ? "shm" : "sem")) -#define IPC_TO_STRING(x) (x == 'Q' ? "message queue" : \ - (x == 'M' ? "shared memory segment" : "semaphore")) - -int signaled; - -void usage(void); -int msgrm(key_t, int); -int shmrm(key_t, int); -int semrm(key_t, int); -void not_configured(int); - -void usage(void) -{ - fprintf(stderr, "%s\n%s\n", - "usage: ipcrm [-q msqid] [-m shmid] [-s semid]", - " [-Q msgkey] [-M shmkey] [-S semkey] ..."); - exit(1); -} - -int msgrm(key_t key, int id) -{ - if (key) { - id = msgget(key, 0); - if (id == -1) - return -1; - } - return msgctl(id, IPC_RMID, NULL); -} - -int shmrm(key_t key, int id) -{ - if (key) { - id = shmget(key, 0, 0); - if (id == -1) - return -1; - } - return shmctl(id, IPC_RMID, NULL); -} - -int semrm(key_t key, int id) -{ - union semun arg; - - if (key) { - id = semget(key, 0, 0); - if (id == -1) - return -1; - } - return semctl(id, 0, IPC_RMID, arg); -} - -void not_configured(int signo __unused) -{ - signaled++; -} - -int main(int argc, char *argv[]) -{ - int c, result, errflg, target_id; - key_t target_key; - - errflg = 0; - signal(SIGSYS, not_configured); - while ((c = getopt(argc, argv, ":q:m:s:Q:M:S:")) != -1) { - - signaled = 0; - switch (c) { - case 'q': - case 'm': - case 's': - target_id = atoi(optarg); - if (c == 'q') - result = msgrm(0, target_id); - else if (c == 'm') - result = shmrm(0, target_id); - else - result = semrm(0, target_id); - if (result < 0) { - errflg++; - if (!signaled) - warn("%sid(%d): ", IPC_TO_STR(toupper(c)), target_id); - else - warnx("%ss are not configured in the running kernel", - IPC_TO_STRING(toupper(c))); - } - break; - case 'Q': - case 'M': - case 'S': - target_key = strtoull(optarg, NULL, 10); - if (target_key == IPC_PRIVATE) { - warnx("can't remove private %ss", IPC_TO_STRING(c)); - continue; - } - if (c == 'Q') - result = msgrm(target_key, 0); - else if (c == 'M') - result = shmrm(target_key, 0); - else - result = semrm(target_key, 0); - if (result < 0) { - errflg++; - if (!signaled) - warn("%ss(%lld): ", IPC_TO_STR(c), target_key); - else - warnx("%ss are not configured in the running kernel", - IPC_TO_STRING(c)); - } - break; - case ':': - fprintf(stderr, "option -%c requires an argument\n", optopt); - usage(); - case '?': - fprintf(stderr, "unrecognized option: -%c\n", optopt); - usage(); - } - } - - if (optind != argc) { - fprintf(stderr, "unknown argument: %s\n", argv[optind]); - usage(); - } - exit(errflg); -} - |