132 lines
2.2 KiB
C
132 lines
2.2 KiB
C
/*
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* krishna balasubramanian 1993
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*
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* 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@misiek.eu.org>
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* - added Native Language Support
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*
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* 1999-04-02 frank zago
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* - can now remove several id's in the same call
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#include <sys/msg.h>
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#include <sys/sem.h>
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#include "nls.h"
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#if defined (__GNU_LIBRARY__) && !defined(_SEM_SEMUN_UNDEFINED)
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/* union semun is defined by including <sys/sem.h> */
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#else
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/* according to X/OPEN we have to define it ourselves */
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union semun {
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int val;
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struct semid_ds *buf;
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unsigned short int *array;
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struct seminfo *__buf;
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};
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#endif
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char *execname;
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typedef enum type_id {
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SHM,
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SEM,
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MSG
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} type_id;
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static int
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remove_ids(type_id type, int argc, char **argv) {
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int id;
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int ret = 0; /* for gcc */
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char *end;
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int nb_errors = 0;
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union semun arg;
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arg.val = 0;
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while(argc) {
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id = strtoul(argv[0], &end, 10);
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if (*end != 0) {
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printf (_("invalid id: %s\n"), argv[0]);
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nb_errors ++;
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} else {
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switch(type) {
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case SEM:
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ret = semctl (id, 0, IPC_RMID, arg);
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break;
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case MSG:
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ret = msgctl (id, IPC_RMID, NULL);
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break;
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case SHM:
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ret = shmctl (id, IPC_RMID, NULL);
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break;
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}
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if (ret) {
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printf (_("cannot remove id %s (%s)\n"),
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argv[0], strerror(errno));
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nb_errors ++;
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}
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}
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argc--;
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argv++;
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}
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return(nb_errors);
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}
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static void display_usage(void)
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{
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printf (_("usage: %s {shm | msg | sem} id ...\n"), execname);
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}
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int main(int argc, char **argv)
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{
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execname = argv[0];
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setlocale(LC_ALL, "");
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bindtextdomain(PACKAGE, LOCALEDIR);
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textdomain(PACKAGE);
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if (argc < 3) {
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display_usage();
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exit(1);
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}
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if (!strcmp(argv[1], "shm")) {
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if (remove_ids(SHM, argc-2, &argv[2])) {
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exit(1);
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}
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}
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else if (!strcmp(argv[1], "msg")) {
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if (remove_ids(MSG, argc-2, &argv[2])) {
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exit(1);
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}
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}
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else if (!strcmp(argv[1], "sem")) {
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if (remove_ids(SEM, argc-2, &argv[2])) {
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exit(1);
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}
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}
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else {
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display_usage();
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printf (_("unknown resource type: %s\n"), argv[1]);
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exit(1);
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}
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printf (_("resource(s) deleted\n"));
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return 0;
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}
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