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