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b89667eb DE |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
7b6bb8da | 3 | Copyright 2008, 2010, 2011 Free Software Foundation, Inc. |
b89667eb DE |
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 <stdio.h> | |
22 | #include <signal.h> | |
23 | #include <unistd.h> | |
24 | ||
25 | void | |
26 | handle_signal (int sig) | |
27 | { | |
28 | } | |
29 | ||
30 | void | |
31 | gen_signal () | |
32 | { | |
33 | /* According to sigall.exp, SIGABRT is always supported. */ | |
34 | #ifdef SIGABRT | |
35 | kill (getpid (), SIGABRT); | |
36 | #endif | |
37 | /* If we get here we couldn't generate a signal, tell dejagnu. */ | |
38 | printf ("no signal\n"); | |
39 | } | |
40 | ||
41 | /* Easy place to set a breakpoint. */ | |
42 | ||
43 | void | |
44 | stop_one () | |
45 | { | |
46 | } | |
47 | ||
48 | void | |
49 | stop_two () | |
50 | { | |
51 | } | |
52 | ||
53 | void | |
54 | null_hand_call () | |
55 | { | |
56 | } | |
57 | ||
58 | int | |
59 | main () | |
60 | { | |
61 | #ifdef usestubs | |
62 | set_debug_traps (); | |
63 | breakpoint (); | |
64 | #endif | |
65 | ||
66 | #ifdef SIG_SETMASK | |
67 | /* Ensure all the signals aren't blocked. | |
68 | The environment in which the testsuite is run may have blocked some | |
69 | for whatever reason. */ | |
70 | { | |
71 | sigset_t newset; | |
72 | sigemptyset (&newset); | |
73 | sigprocmask (SIG_SETMASK, &newset, NULL); | |
74 | } | |
75 | #endif | |
76 | ||
77 | signal (SIGABRT, handle_signal); | |
78 | ||
79 | /* Stop here so we can hand-call gen_signal. */ | |
80 | stop_one (); | |
81 | ||
82 | /* When we're resumed stop here. */ | |
83 | stop_two (); | |
84 | ||
85 | /* When we're resumed we generate a signal ourselves. */ | |
86 | gen_signal (); | |
87 | ||
88 | return 0; | |
89 | } |