1 /* Set signal handler for use in fortify tests. 2 Copyright (C) 2016-2022 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 <support/support.h> 20 21 #include <signal.h> 22 23 void set_fortify_handler(void (* handler)(int sig))24set_fortify_handler (void (*handler) (int sig)) 25 { 26 struct sigaction sa; 27 28 sa.sa_handler = handler; 29 sa.sa_flags = 0; 30 sigemptyset (&sa.sa_mask); 31 32 sigaction (SIGABRT, &sa, NULL); 33 ignore_stderr (); 34 } 35