usr/klibc/shm_open.c

/*
 * shm_open.c
 *
 * POSIX shared memory support
 */

#include <stdlib.h>
#include <alloca.h>
#include <string.h>
#include <unistd.h>
#include <sys/mman.h>


int shm_open(const char *path, int oflag, mode_t mode)
{
	int len = strlen(path);
	char *pathbuf = alloca(len+10);

	memcpy(pathbuf, "/dev/shm/", 9);
	memcpy(pathbuf+9, path, len+1);

	return open_cloexec(path, oflag, mode);
}
1	/*
2	* shm_open.c
3	*
4	* POSIX shared memory support
5	*/
6
7	#include <stdlib.h>
8	#include <alloca.h>
9	#include <string.h>
10	#include <unistd.h>
11	#include <sys/mman.h>
12
13
14	int shm_open(const char *path, int oflag, mode_t mode)
15	{
16	int len = strlen(path);
17	char *pathbuf = alloca(len+10);
18
19	memcpy(pathbuf, "/dev/shm/", 9);
20	memcpy(pathbuf+9, path, len+1);
21
22	return open_cloexec(path, oflag, mode);
23	}