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/* This testcase is part of GDB, the GNU debugger.
Copyright 2023 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <unistd.h>
#include <sys/types.h>
#include <assert.h>
#include <sys/wait.h>
/* This gives the inferior something to do. */
volatile int global_var = 0;
void
breakpt ()
{ /* Nothing. */ }
void
do_child_stuff ()
{
breakpt ();
++global_var;
}
void
do_parent_stuff ()
{
breakpt ();
++global_var;
}
void
create_child ()
{
int stat;
pid_t wpid;
breakpt ();
pid_t pid = fork ();
assert (pid != -1);
if (pid == 0)
{
/* Child. */
do_child_stuff ();
return;
}
/* Parent. */
do_parent_stuff ();
wpid = waitpid (pid, &stat, 0);
assert (wpid == pid);
}
int
main ()
{
create_child ();
return 0;
}
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