strace/tests/run_expect_termsig.c

39 lines
762 B
C

/*
* Execute a command, expect its termination with a specified signal.
*
* Copyright (c) 2017-2018 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <signal.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/wait.h>
int
main(int ac, char **av)
{
if (ac < 3)
error_msg_and_fail("usage: run_expect_termsig signo path...");
signal(SIGCHLD, SIG_DFL);
pid_t pid = fork();
if (pid < 0)
perror_msg_and_fail("fork");
if (!pid) {
execvp(av[2], av + 2);
perror_msg_and_fail("execvp: %s", av[2]);
}
int status;
if (waitpid(pid, &status, 0) != pid)
perror_msg_and_fail("waitpid");
return !(WIFSIGNALED(status) && WTERMSIG(status) == atoi(av[1]));
}