xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/multi-forks.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /* This testcase is part of GDB, the GNU debugger.
2 
3    Copyright 2005-2016 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 <stdlib.h>
19 #include <stdio.h>
20 #include <sys/types.h>
21 #include <unistd.h>
22 
23 #include "../lib/unbuffer_output.c"
24 
25 pid_t pids[4];
26 
27 int
28 main()
29 {
30   int i;
31 
32   gdb_unbuffer_output ();
33 
34   for (i = 0; i < 4; i++)
35     pids [i] = fork ();
36 
37   printf ("%d ready\n", getpid ());
38   sleep (2);
39   printf ("%d done\n", getpid ());
40   return 0;	/* Set exit breakpoint here.  */
41 }
42