Files
mckernel/test/mng_mod/issues/925/CT_006.c
2018-02-22 09:37:48 +09:00

85 lines
1.8 KiB
C

#include <unistd.h>
#include <stdio.h>
#include <sys/mman.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/wait.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <xpmem.h>
#define TEST_NAME "CT_006"
#define CHKANDJUMP(cond, ...) \
do { \
if (cond) { \
fprintf(stderr, " [NG] "); \
fprintf(stderr, __VA_ARGS__); \
fprintf(stderr, " failed\n"); \
goto fn_fail; \
} \
} while(0);
#define OKNG(cond, ...) \
do { \
if (cond) { \
CHKANDJUMP(cond, __VA_ARGS__); \
} else { \
fprintf(stdout, " [OK] "); \
fprintf(stdout, __VA_ARGS__); \
fprintf(stdout, "\n"); \
} \
} while(0);
#define SZ_MEM 4 * (1ULL << 10)
#define TEST_VAL 0x1129
int main(int argc, char** argv) {
void *mem, *attach;
int rc = 0;
int status;
pid_t pid;
xpmem_segid_t segid;
xpmem_apid_t apid;
struct xpmem_addr addr;
printf("*** %s start *******************************\n", TEST_NAME);
mem = mmap(0, SZ_MEM, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
CHKANDJUMP(mem == NULL, "mmap");
memset(mem, 0, SZ_MEM);
rc = xpmem_init();
CHKANDJUMP(rc != 0, "xpmem_init");
segid = xpmem_make(mem, SZ_MEM, XPMEM_PERMIT_MODE, (void*)0666);
OKNG(segid == -1, "xpmem_make");
fflush(0);
pid = fork();
CHKANDJUMP(pid == -1, "fork failed\n");
if (pid == 0) {
/* Child process */
sleep(1); /* wait for parent process exit */
apid = xpmem_get(segid, XPMEM_RDWR, XPMEM_PERMIT_MODE, NULL);
OKNG(apid != -1, "xpmem_get in child failed (parent process exited already");
fflush(0);
} else {
/* Parent process */
_exit(0);
}
printf("*** %s PASSED\n\n", TEST_NAME);
return 0;
fn_fail:
printf("*** %s FAILED\n\n", TEST_NAME);
return -1;
}