githubmirror/strace

tests/zeroargc.c

24 строки535 B

Dmitry V. Levin

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31 дек 2020, 11:00

31 дек 2020, 11:009d9e662

/*
 * Execute an executable with zero argc and specified environment.
 *
 * Copyright (c) 2017-2018 Dmitry V. Levin <ldv@strace.io>
 * Copyright (c) 2017-2020 The strace developers.
 * All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#include "tests.h"
#include <stdlib.h>
#include <unistd.h>

int
main(const int ac, char **const av)
{
	if (ac < 2)
		error_msg_and_fail("missing operand");
	const char *const path = av[1];
	av[1] = 0;
	execve(path, av + 1, av + 2);
	perror_msg_and_fail("execve: %s", path);
}