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/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibCore/ArgsParser.h>
#include <LibCore/System.h>
#include <LibMain/Main.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
static bool file_exists(String const& path)
{
struct stat st;
int rc = stat(path.characters(), &st);
if (rc < 0) {
if (errno == ENOENT)
return false;
}
if (rc == 0) {
return true;
}
perror("stat");
exit(1);
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio rpath cpath fattr"));
Vector<String> paths;
Core::ArgsParser args_parser;
args_parser.set_general_help("Create a file, or update its mtime (time of last modification).");
args_parser.add_ignored(nullptr, 'f');
args_parser.add_positional_argument(paths, "Files to touch", "path", Core::ArgsParser::Required::Yes);
args_parser.parse(arguments);
for (auto path : paths) {
if (file_exists(path)) {
if (auto result = Core::System::utime(path, {}); result.is_error())
warnln("{}", result.release_error());
} else {
int fd = TRY(Core::System::open(path, O_CREAT, 0100644));
TRY(Core::System::close(fd));
}
}
return 0;
}
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