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60f6bc902b
StringView was used where possible. Some utilities still use libc functions which expect null-terminated strings, so String objects were used there instead.
64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* Copyright (c) 2020, 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/DirIterator.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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#include <stdlib.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 exec"));
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bool ignore_env = false;
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StringView split_string {};
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Vector<String> values;
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Core::ArgsParser args_parser;
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args_parser.set_stop_on_first_non_option(true);
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args_parser.add_option(ignore_env, "Start with an empty environment", "ignore-environment", 'i');
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args_parser.add_option(split_string, "Process and split S into separate arguments; used to pass multiple arguments on shebang lines", "split-string", 'S', "S");
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args_parser.add_positional_argument(values, "Environment and commands", "env/command", Core::ArgsParser::Required::No);
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args_parser.parse(arguments);
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if (ignore_env)
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clearenv();
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size_t argv_start;
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for (argv_start = 0; argv_start < values.size(); ++argv_start) {
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if (values[argv_start].contains('=')) {
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putenv(const_cast<char*>(values[argv_start].characters()));
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} else {
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break;
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}
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}
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Vector<StringView> new_argv;
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if (!split_string.is_empty()) {
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for (auto view : split_string.split_view(' ')) {
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new_argv.append(view);
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}
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}
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for (size_t i = argv_start; i < values.size(); ++i) {
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new_argv.append(values[i]);
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}
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if (new_argv.size() == 0) {
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for (auto entry = environ; *entry != nullptr; ++entry)
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outln("{}", *entry);
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return 0;
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}
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TRY(Core::System::exec(new_argv[0], new_argv, Core::System::SearchInPath::Yes));
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return 1;
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}
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