mirror of
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98 lines
3.7 KiB
C++
98 lines
3.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/LexicalPath.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/File.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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#include <stdio.h>
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#include <unistd.h>
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ErrorOr<int> serenity_main(Main::Arguments arguments)
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{
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TRY(Core::System::pledge("stdio rpath wpath cpath fattr chown"));
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bool link = false;
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auto preserve = Core::File::PreserveMode::Nothing;
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bool recursion_allowed = false;
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bool verbose = false;
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Vector<StringView> sources;
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String destination;
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Core::ArgsParser args_parser;
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args_parser.add_option(link, "Link files instead of copying", "link", 'l');
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args_parser.add_option({
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Core::ArgsParser::OptionArgumentMode::Optional,
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"Preserve a selection of mode, ownership and timestamps. Defaults to all three if the option is present but no list is given.",
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"preserve",
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'p',
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"attributes",
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[&preserve](char const* s) {
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if (!s) {
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preserve = Core::File::PreserveMode::Permissions | Core::File::PreserveMode::Ownership | Core::File::PreserveMode::Timestamps;
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return true;
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}
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bool values_ok = true;
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StringView { s, strlen(s) }.for_each_split_view(',', false, [&](StringView value) {
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if (value == "mode"sv) {
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preserve |= Core::File::PreserveMode::Permissions;
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} else if (value == "ownership"sv) {
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preserve |= Core::File::PreserveMode::Ownership;
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} else if (value == "timestamps"sv) {
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preserve |= Core::File::PreserveMode::Timestamps;
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} else {
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warnln("cp: Unknown or unimplemented --preserve attribute: '{}'", value);
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values_ok = false;
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}
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});
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return values_ok;
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},
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Core::ArgsParser::OptionHideMode::None,
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});
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args_parser.add_option(recursion_allowed, "Copy directories recursively", "recursive", 'R');
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args_parser.add_option(recursion_allowed, "Same as -R", nullptr, 'r');
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args_parser.add_option(verbose, "Verbose", "verbose", 'v');
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args_parser.add_positional_argument(sources, "Source file paths", "source");
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args_parser.add_positional_argument(destination, "Destination file path", "destination");
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args_parser.parse(arguments);
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if (has_flag(preserve, Core::File::PreserveMode::Permissions)) {
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umask(0);
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} else {
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TRY(Core::System::pledge("stdio rpath wpath cpath fattr"));
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}
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bool destination_is_existing_dir = Core::File::is_directory(destination);
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for (auto& source : sources) {
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auto destination_path = destination_is_existing_dir
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? String::formatted("{}/{}", destination, LexicalPath::basename(source))
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: destination;
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auto result = Core::File::copy_file_or_directory(
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destination_path, source,
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recursion_allowed ? Core::File::RecursionMode::Allowed : Core::File::RecursionMode::Disallowed,
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link ? Core::File::LinkMode::Allowed : Core::File::LinkMode::Disallowed,
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Core::File::AddDuplicateFileMarker::No,
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preserve);
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if (result.is_error()) {
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if (result.error().tried_recursing)
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warnln("cp: -R not specified; omitting directory '{}'", source);
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else
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warnln("cp: unable to copy '{}' to '{}': {}", source, destination_path, strerror(result.error().code()));
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return 1;
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}
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if (verbose)
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outln("'{}' -> '{}'", source, destination_path);
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}
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return 0;
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}
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