diff options
Diffstat (limited to 'sys-utils/ipcrm.c')
-rw-r--r-- | sys-utils/ipcrm.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sys-utils/ipcrm.c b/sys-utils/ipcrm.c new file mode 100644 index 000000000..7273b341a --- /dev/null +++ b/sys-utils/ipcrm.c @@ -0,0 +1,50 @@ +/* + * krishna balasubramanian 1993 + */ + +#include <stdio.h> +#include <stdlib.h> +#include <errno.h> +#include <sys/shm.h> +#include <sys/msg.h> +#include <sys/sem.h> + +int main(int argc, char **argv) +{ + int id; + union semun arg; + + arg.val = 0; + + if (argc != 3 || strlen(argv[1]) < 3) { + printf ("usage: %s [shm | msg | sem] id\n", argv[0]); + exit (1); + } + id = atoi (argv[2]); + switch (argv[1][1]) { + case 'h': + if (!shmctl (id, IPC_RMID, NULL)) + break; + perror ("shmctl "); + exit (1); + + case 'e': + if (!semctl (id, 0, IPC_RMID, arg)) + break; + perror ("semctl "); + exit (1); + + case 's': + if (!msgctl (id, IPC_RMID, NULL)) + break; + perror ("msgctl "); + exit (1); + + default: + printf ("usage: %s [-shm | -msg | -sem] id\n", argv[0]); + exit (1); + } + printf ("resource deleted\n"); + return 0; +} + |