1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2008-2020 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/* Support program for testing handling of inferior function calls
19   in the presence of signals.  */
20
21#include <signal.h>
22#include <unistd.h>
23
24void
25handle_signal (int sig)
26{
27}
28
29void
30gen_signal ()
31{
32  /* According to sigall.exp, SIGABRT is always supported.  */
33  kill (getpid (), SIGABRT);
34}
35
36/* Easy place to set a breakpoint.  */
37
38void
39stop_one ()
40{
41}
42
43void
44stop_two ()
45{
46}
47
48void
49null_hand_call ()
50{
51}
52
53int
54main ()
55{
56#ifdef SIG_SETMASK
57  /* Ensure all the signals aren't blocked.
58     The environment in which the testsuite is run may have blocked some
59     for whatever reason.  */
60  {
61    sigset_t newset;
62    sigemptyset (&newset);
63    sigprocmask (SIG_SETMASK, &newset, NULL);
64  }
65#endif
66
67  signal (SIGABRT, handle_signal);
68
69  /* Stop here so we can hand-call gen_signal.  */
70  stop_one ();
71
72  /* When we're resumed stop here.  */
73  stop_two ();
74
75  /* When we're resumed we generate a signal ourselves.  */
76  gen_signal ();
77
78  return 0;
79}
80