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git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - gdb/testsuite/gdb.base/fork-running-state.c
1 /* This testcase is part of GDB, the GNU debugger.
3 Copyright 2015-2018 Free Software Foundation, Inc.
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.
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.
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/>. */
20 #include <sys/types.h>
25 /* The fork child. Just runs forever. */
34 /* Exit if GDB kills the parent. */
35 if (getppid () != save_parent
)
37 if (kill (getppid (), 0) != 0)
44 /* The fork parent. Just runs forever waiting for the child to
50 if (wait (NULL
) == -1)
64 save_parent
= getpid ();
66 /* Don't run forever. */
69 /* The parent and child should basically run forever without
70 tripping on any debug event. We want to check that GDB updates
71 the parent and child running states correctly right after the
75 return fork_parent ();