1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2012-2020 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program 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
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#include <signal.h>
19#include <unistd.h>
20
21void
22do_nothing (void)
23{
24}
25
26void
27handle (int sig)
28{
29  do_nothing (); /* handle marker */
30}
31
32int
33main ()
34{
35  signal (SIGHUP, handle);
36  signal (SIGUSR1, SIG_IGN);
37
38  raise (SIGHUP);		/* first HUP */
39
40  raise (SIGHUP);		/* second HUP */
41
42  raise (SIGHUP);		/* third HUP */
43
44  raise (SIGHUP);		/* fourth HUP */
45
46  raise (SIGINT);		/* first INT */
47
48  return 0;
49}
50
51