42 	int fd[N];  in ZTEST()  local
60 	fd[0] = shm_open(VALID_SHM_PATH, VALID_FLAGS, VALID_MODE);  in ZTEST()
61 	zassert_true(fd[0] >= 0, "shm_open(%s, %x, %04o) failed: %d", VALID_SHM_PATH, VALID_FLAGS,  in ZTEST()
65 	zassert_ok(fstat(fd[0], &st));  in ZTEST()
70 	zassert_ok(close(fd[0]));  in ZTEST()
77 		fd[i] = shm_open(VALID_SHM_PATH, i == 0 ? CREATE_FLAGS : OPEN_FLAGS, VALID_MODE);  in ZTEST()
78 		zassert_true(fd[i] >= 0, "shm_open(%s, %x, %04o) failed: %d", VALID_SHM_PATH,  in ZTEST()
83 		zassert_ok(close(fd[i - 1]));  in ZTEST()
89 	int fd;  in ZTEST()  local
100 	fd = shm_open(VALID_SHM_PATH, VALID_FLAGS, VALID_MODE);  in ZTEST()
101 	zassert_true(fd >= 0, "shm_open(%s, %x, %04o) failed: %d", VALID_SHM_PATH, VALID_FLAGS,  in ZTEST()
104 	zassert_ok(close(fd));  in ZTEST()
112 	int fd[N];  in ZTEST()  local
117 		fd[i] = shm_open(VALID_SHM_PATH, i == 0 ? CREATE_FLAGS : OPEN_FLAGS, VALID_MODE);  in ZTEST()
118 		zassert_true(fd[i] >= 0, "shm_open(%s, %x, %04o) failed: %d", VALID_SHM_PATH,  in ZTEST()
122 			zassert_equal(write(fd[0], "", 1), 0,  in ZTEST()
125 			zassert_equal(read(fd[0], &cbuf, 1), 0,  in ZTEST()
129 			zassert_ok(ftruncate(fd[0], SHM_SIZE));  in ZTEST()
131 			zassert_equal(write(fd[0], "\x42", 1), 1, "write() failed on fd %d: %d\n",  in ZTEST()
132 				      fd[0], errno);  in ZTEST()
137 		zassert_equal(read(fd[i], &cbuf, 1), 1, "read() failed on fd %d: %d\n", fd[i],  in ZTEST()
141 			      fd[i], 0x42, cbuf);  in ZTEST()
145 		zassert_ok(close(fd[i - 1]));  in ZTEST()
153 	int fd[N];  in ZTEST()  local
161 		fd[i] = shm_open(VALID_SHM_PATH, i == 0 ? CREATE_FLAGS : OPEN_FLAGS, VALID_MODE);  in ZTEST()
162 		zassert_true(fd[i] >= 0, "shm_open(%s, %x, %04o) failed: %d", VALID_SHM_PATH,  in ZTEST()
168 					    fd[0], 0));  in ZTEST()
170 			zassert_ok(ftruncate(fd[0], PAGE_SIZE));  in ZTEST()
173 		addr[i] = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd[i], 0);  in ZTEST()
184 		zassert_ok(close(fd[i - 1]));  in ZTEST()