/* This testcase is part of GDB, the GNU debugger. Copyright 2012-2020 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <signal.h> #include <unistd.h> void do_nothing (void) { } void handle (int sig) { do_nothing (); /* handle marker */ } int main () { signal (SIGHUP, handle); signal (SIGUSR1, SIG_IGN); raise (SIGHUP); /* first HUP */ raise (SIGHUP); /* second HUP */ raise (SIGHUP); /* third HUP */ raise (SIGHUP); /* fourth HUP */ raise (SIGINT); /* first INT */ return 0; } |