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3d51642037
Replacement conditions for `requires_argument` have been chosen based on what would be most convenient for implementing an eventual optional argument mode.
71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
/*
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* Copyright (c) 2020-2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCore/ArgsParser.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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#include <limits.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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Vector<StringView> paths_to_test;
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StringView permissions = "r"sv;
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bool should_sleep = false;
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Core::ArgsParser parser;
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parser.add_option(permissions, "Apply these permissions going forward", "permissions", 'p', "unveil-permissions");
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parser.add_option(should_sleep, "Sleep after processing all arguments", "sleep", 's');
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parser.add_option(Core::ArgsParser::Option {
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.argument_mode = Core::ArgsParser::OptionArgumentMode::Required,
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.help_string = "Add a path to the unveil list",
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.long_name = "unveil",
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.short_name = 'u',
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.value_name = "path",
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.accept_value = [&](auto* s) {
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StringView path { s, strlen(s) };
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if (path.is_empty())
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return false;
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auto maybe_error = Core::System::unveil(path, permissions);
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if (maybe_error.is_error()) {
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warnln("{}", maybe_error.error());
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return false;
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}
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return true;
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} });
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parser.add_option(Core::ArgsParser::Option {
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.argument_mode = Core::ArgsParser::OptionArgumentMode::None,
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.help_string = "Lock the veil",
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.long_name = "lock",
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.short_name = 'l',
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.accept_value = [&](auto*) {
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auto maybe_error = Core::System::unveil(nullptr, nullptr);
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if (maybe_error.is_error()) {
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warnln("unveil(nullptr, nullptr): {}", maybe_error.error());
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return false;
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}
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return true;
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} });
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parser.add_positional_argument(Core::ArgsParser::Arg {
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.help_string = "Test a path against the veil",
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.name = "path",
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.min_values = 0,
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.max_values = INT_MAX,
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.accept_value = [&](auto* s) {
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auto maybe_error = Core::System::access({ s, strlen(s) }, X_OK);
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if (maybe_error.is_error())
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warnln("'{}' - fail: {}", s, maybe_error.error());
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else
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warnln("'{}' - ok", s);
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return true;
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} });
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parser.parse(arguments);
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if (should_sleep)
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sleep(INT_MAX);
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return 0;
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}
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