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1736ad11 JK |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
3 | Copyright 2010 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 <assert.h> | |
20 | #include <string.h> | |
21 | #include <unistd.h> | |
22 | ||
23 | #ifndef SA_SIGINFO | |
24 | # error "SA_SIGINFO is required for this test" | |
25 | #endif | |
26 | ||
27 | static int | |
28 | callme (void) | |
29 | { | |
30 | return 42; | |
31 | } | |
32 | ||
33 | static int | |
34 | pass (void) | |
35 | { | |
36 | return 1; | |
37 | } | |
38 | ||
39 | static int | |
40 | fail (void) | |
41 | { | |
42 | return 1; | |
43 | } | |
44 | ||
45 | static void | |
46 | handler (int sig, siginfo_t *siginfo, void *context) | |
47 | { | |
48 | assert (sig == SIGUSR1); | |
49 | assert (siginfo->si_signo == SIGUSR1); | |
50 | if (siginfo->si_pid == getpid ()) | |
51 | pass (); | |
52 | else | |
53 | fail (); | |
54 | } | |
55 | ||
56 | int | |
57 | main (void) | |
58 | { | |
59 | struct sigaction sa; | |
60 | int i; | |
61 | ||
62 | callme (); | |
63 | ||
64 | memset (&sa, 0, sizeof (sa)); | |
65 | sa.sa_sigaction = handler; | |
66 | sa.sa_flags = SA_SIGINFO; | |
67 | ||
68 | i = sigemptyset (&sa.sa_mask); | |
69 | assert (i == 0); | |
70 | ||
71 | i = sigaction (SIGUSR1, &sa, NULL); | |
72 | assert (i == 0); | |
73 | ||
74 | i = raise (SIGUSR1); | |
75 | assert (i == 0); | |
76 | ||
77 | sleep (600); | |
78 | return 0; | |
79 | } |