1f08c3bdfSopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 2f08c3bdfSopenharmony_ci/* Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved. 3f08c3bdfSopenharmony_ci * Author: Vatsal Avasthi 4f08c3bdfSopenharmony_ci * 5f08c3bdfSopenharmony_ci * Test Description: 6f08c3bdfSopenharmony_ci * This test verifies that flock() succeeds with all kind of locks. 7f08c3bdfSopenharmony_ci */ 8f08c3bdfSopenharmony_ci 9f08c3bdfSopenharmony_ci#include <errno.h> 10f08c3bdfSopenharmony_ci#include <sys/file.h> 11f08c3bdfSopenharmony_ci 12f08c3bdfSopenharmony_ci#include "tst_test.h" 13f08c3bdfSopenharmony_ci 14f08c3bdfSopenharmony_cistatic int fd = -1; 15f08c3bdfSopenharmony_ci 16f08c3bdfSopenharmony_cistatic struct tcase { 17f08c3bdfSopenharmony_ci int operation; 18f08c3bdfSopenharmony_ci char *opt; 19f08c3bdfSopenharmony_ci} tcases[] = { 20f08c3bdfSopenharmony_ci {LOCK_SH, "Shared Lock" }, 21f08c3bdfSopenharmony_ci {LOCK_UN, "Unlock"}, 22f08c3bdfSopenharmony_ci {LOCK_EX, "Exclusive Lock"}, 23f08c3bdfSopenharmony_ci}; 24f08c3bdfSopenharmony_ci 25f08c3bdfSopenharmony_cistatic void verify_flock(unsigned n) 26f08c3bdfSopenharmony_ci{ 27f08c3bdfSopenharmony_ci struct tcase *tc = &tcases[n]; 28f08c3bdfSopenharmony_ci 29f08c3bdfSopenharmony_ci TEST(flock(fd, tc->operation)); 30f08c3bdfSopenharmony_ci if (TST_RET == -1) { 31f08c3bdfSopenharmony_ci tst_res(TFAIL | TTERRNO, 32f08c3bdfSopenharmony_ci "flock() failed to get %s", tc->opt); 33f08c3bdfSopenharmony_ci } else { 34f08c3bdfSopenharmony_ci tst_res(TPASS, 35f08c3bdfSopenharmony_ci "flock() succeeded with %s", tc->opt); 36f08c3bdfSopenharmony_ci } 37f08c3bdfSopenharmony_ci} 38f08c3bdfSopenharmony_ci 39f08c3bdfSopenharmony_cistatic void setup(void) 40f08c3bdfSopenharmony_ci{ 41f08c3bdfSopenharmony_ci fd = SAFE_OPEN("testfile", O_CREAT | O_TRUNC | O_RDWR, 0644); 42f08c3bdfSopenharmony_ci} 43f08c3bdfSopenharmony_ci 44f08c3bdfSopenharmony_cistatic void cleanup(void) 45f08c3bdfSopenharmony_ci{ 46f08c3bdfSopenharmony_ci if (fd >= 0) 47f08c3bdfSopenharmony_ci SAFE_CLOSE(fd); 48f08c3bdfSopenharmony_ci} 49f08c3bdfSopenharmony_ci 50f08c3bdfSopenharmony_cistatic struct tst_test test = { 51f08c3bdfSopenharmony_ci .tcnt = ARRAY_SIZE(tcases), 52f08c3bdfSopenharmony_ci .test = verify_flock, 53f08c3bdfSopenharmony_ci .needs_tmpdir = 1, 54f08c3bdfSopenharmony_ci .setup = setup, 55f08c3bdfSopenharmony_ci .cleanup = cleanup, 56f08c3bdfSopenharmony_ci}; 57