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flock.cpp
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flock.cpp
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/*
* Copyright (c) 2020, Andreas Kling <[email protected]>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Format.h>
#include <LibCore/System.h>
#include <LibMain/Main.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <unistd.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
if (arguments.strings.size() < 3) {
warnln("usage: flock <path> <command...>");
return 1;
}
pid_t child_pid = TRY(Core::System::posix_spawnp(arguments.strings[2], nullptr, nullptr, &arguments.argv[2], environ));
auto [_, status] = TRY(Core::System::waitpid(child_pid));
return WEXITSTATUS(status);
}