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84e46146 PA |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
7b6bb8da | 3 | Copyright 2008, 2009, 2010, 2011 Free Software Foundation, Inc. |
84e46146 PA |
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 | ||
19 | /* Check that GDB isn't messing the SIGCHLD mask while creating an | |
20 | inferior. */ | |
21 | ||
22 | #include <signal.h> | |
23 | #include <stdlib.h> | |
24 | ||
25 | int | |
26 | main () | |
27 | { | |
28 | sigset_t mask; | |
29 | ||
30 | sigemptyset (&mask); | |
31 | sigprocmask (SIG_BLOCK, NULL, &mask); | |
32 | ||
33 | if (!sigismember (&mask, SIGCHLD)) | |
34 | return 0; /* good, not blocked */ | |
35 | else | |
36 | return 1; /* bad, blocked */ | |
37 | } |