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1/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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 <http://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include <error.h>
21#include <signal.h>
22#include <stdlib.h>
23#include <stdio.h>
24
25volatile int count;
26
27void
28sh (int sig)
29{
30 ++count;
31}
32
33int
34main (void)
35{
36 struct sigaction sa;
37 sa.sa_handler = sh;
38 sigemptyset (&sa.sa_mask);
39 sa.sa_flags = 0;
40 if (sigaction (SIGUSR1, &sa, NULL) < 0)
41 {
42 printf ("sigaction failed: %m\n");
43 exit (1);
44 }
45 if (raise (SIGUSR1) < 0)
46 {
47 printf ("first raise failed: %m\n");
48 exit (1);
49 }
50 if (raise (SIGUSR1) < 0)
51 {
52 printf ("second raise failed: %m\n");
53 exit (1);
54 }
55 if (count != 2)
56 {
57 printf ("signal handler not called 2 times\n");
58 exit (1);
59 }
60 exit (0);
61}
62

Warning: That file was not part of the compilation database. It may have many parsing errors.