1f08c3bdfSopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 2f08c3bdfSopenharmony_ci/* 3f08c3bdfSopenharmony_ci * Copyright (c) Ulrich Drepper <drepper@redhat.com> 4f08c3bdfSopenharmony_ci * Copyright (c) International Business Machines Corp., 2009 5f08c3bdfSopenharmony_ci * Created - Jan 13 2009 - Ulrich Drepper <drepper@redhat.com> 6f08c3bdfSopenharmony_ci * Ported to LTP - Jan 13 2009 - Subrata <subrata@linux.vnet.ibm.com> 7f08c3bdfSopenharmony_ci */ 8f08c3bdfSopenharmony_ci 9f08c3bdfSopenharmony_ci/*\ 10f08c3bdfSopenharmony_ci * [Description] 11f08c3bdfSopenharmony_ci * 12f08c3bdfSopenharmony_ci * Testcase to check whether dup3() supports O_CLOEXEC flag. 13f08c3bdfSopenharmony_ci */ 14f08c3bdfSopenharmony_ci 15f08c3bdfSopenharmony_ci#define _GNU_SOURCE 16f08c3bdfSopenharmony_ci 17f08c3bdfSopenharmony_ci#include <stdio.h> 18f08c3bdfSopenharmony_ci#include <errno.h> 19f08c3bdfSopenharmony_ci#include <unistd.h> 20f08c3bdfSopenharmony_ci#include "tst_test.h" 21f08c3bdfSopenharmony_ci#include "tst_safe_macros.h" 22f08c3bdfSopenharmony_ci 23f08c3bdfSopenharmony_cistatic int fd = -1; 24f08c3bdfSopenharmony_ci 25f08c3bdfSopenharmony_cistatic struct tcase { 26f08c3bdfSopenharmony_ci int coe_flag; 27f08c3bdfSopenharmony_ci char *desc; 28f08c3bdfSopenharmony_ci} tcases[] = { 29f08c3bdfSopenharmony_ci {0, "dup3(1, 4, 0)"}, 30f08c3bdfSopenharmony_ci {O_CLOEXEC, "dup3(1, 4, O_CLOEXEC)"}, 31f08c3bdfSopenharmony_ci}; 32f08c3bdfSopenharmony_ci 33f08c3bdfSopenharmony_cistatic void cleanup(void) 34f08c3bdfSopenharmony_ci{ 35f08c3bdfSopenharmony_ci if (fd > -1) 36f08c3bdfSopenharmony_ci close(fd); 37f08c3bdfSopenharmony_ci} 38f08c3bdfSopenharmony_ci 39f08c3bdfSopenharmony_cistatic void run(unsigned int i) 40f08c3bdfSopenharmony_ci{ 41f08c3bdfSopenharmony_ci int ret; 42f08c3bdfSopenharmony_ci struct tcase *tc = tcases + i; 43f08c3bdfSopenharmony_ci TST_EXP_FD_SILENT(dup3(1, 4, tc->coe_flag), "dup3(1, 4, %d)", tc->coe_flag); 44f08c3bdfSopenharmony_ci 45f08c3bdfSopenharmony_ci fd = TST_RET; 46f08c3bdfSopenharmony_ci ret = SAFE_FCNTL(fd, F_GETFD); 47f08c3bdfSopenharmony_ci if (tc->coe_flag) { 48f08c3bdfSopenharmony_ci if (ret & FD_CLOEXEC) 49f08c3bdfSopenharmony_ci tst_res(TPASS, "%s set close-on-exec flag", tc->desc); 50f08c3bdfSopenharmony_ci else 51f08c3bdfSopenharmony_ci tst_res(TFAIL, "%s set close-on-exec flag", tc->desc); 52f08c3bdfSopenharmony_ci } else { 53f08c3bdfSopenharmony_ci if (ret & FD_CLOEXEC) 54f08c3bdfSopenharmony_ci tst_res(TFAIL, "%s set close-on-exec flag", tc->desc); 55f08c3bdfSopenharmony_ci else 56f08c3bdfSopenharmony_ci tst_res(TPASS, "%s set close-on-exec flag", tc->desc); 57f08c3bdfSopenharmony_ci } 58f08c3bdfSopenharmony_ci}; 59f08c3bdfSopenharmony_ci 60f08c3bdfSopenharmony_cistatic struct tst_test test = { 61f08c3bdfSopenharmony_ci .tcnt = ARRAY_SIZE(tcases), 62f08c3bdfSopenharmony_ci .test = run, 63f08c3bdfSopenharmony_ci .cleanup = cleanup, 64f08c3bdfSopenharmony_ci}; 65