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/* This testcase is part of GDB, the GNU debugger.
Copyright 2024 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 <stdio.h>
#include <signal.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <assert.h>
#include <stdlib.h>
/* This type is used by GDB. */
struct lib_type
{
int a;
int b;
int c;
};
/* Ensure the type above is used. */
volatile struct lib_type global_lib_object = { 1, 2, 3 };
/* This pointer is checked by GDB. */
volatile void *opaque_ptr = 0;
void
lib_func_test_syscall (void)
{
puts ("Inside library\n");
fflush (stdout);
}
static void
sig_handler (int signo)
{
/* Nothing. */
}
void
lib_func_test_signal (void)
{
signal (SIGUSR1, sig_handler);
kill (getpid (), SIGUSR1);
}
void
lib_func_test_fork (void)
{
pid_t pid = fork ();
assert (pid != -1);
if (pid == 0)
{
/* Child: just exit. */
exit (0);
}
/* Parent. */
waitpid (pid, NULL, 0);
}
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