example2-10.c

Linux网络编程教程适合初学者入门学习

#include	<stdlib.h>
#include	<sys/ipc.h>
#include	<sys/shm.h>

#define         SVSHM_MODE      (SHM_R | SHM_W | SHM_R >> 3 | SHM_R >> 6)

int
main(int argc, char **argv)
{
	int		id;
	if (argc != 2)
		printf("usage: shmremove <pathname>");
	id = shmget(ftok(argv[1], 0), 0, SVSHM_MODE);
	shmctl(id, IPC_RMID, NULL);
	exit(0);
}