1 /* Test sigaction regression for BZ #23069. 2 Copyright (C) 2018-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <signal.h> 20 #include <unistd.h> 21 22 #include <support/check.h> 23 24 static void my_sig_handler(int signum)25my_sig_handler (int signum) 26 { 27 } 28 29 static int do_test(void)30do_test (void) 31 { 32 /* Define a simple signal handler */ 33 struct sigaction act; 34 act.sa_handler = my_sig_handler; 35 act.sa_flags = 0; 36 sigemptyset (&act.sa_mask); 37 38 /* Set it as SIGUSR1 signal handler */ 39 TEST_VERIFY_EXIT (sigaction (SIGUSR1, &act, NULL) == 0); 40 41 /* Get SIGUSR1 signal handler */ 42 TEST_VERIFY_EXIT (sigaction (SIGUSR1, NULL, &act) == 0); 43 44 /* Check it is consistent with the defined one */ 45 TEST_VERIFY (act.sa_handler == my_sig_handler); 46 TEST_VERIFY (!(act.sa_flags & SA_RESETHAND)); 47 48 for (int i = 1; i < _NSIG; i++) 49 { 50 TEST_VERIFY (!sigismember (&act.sa_mask, i)); 51 } 52 53 return 0; 54 } 55 56 #include <support/test-driver.c> 57