mirror of
https://github.com/LadybirdBrowser/ladybird.git
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5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
/*
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* Copyright (c) 2019-2021, Sergey Bugaev <bugaevc@serenityos.org>
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* Copyright (c) 2022, Zachary Penn <zack@sysdevs.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/ByteString.h>
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#include <AK/Format.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/System.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/Clipboard.h>
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#include <LibMain/Main.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/wait.h>
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static void spawn_command(Span<StringView> command, ByteBuffer const& data, char const* state)
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{
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auto pipefd = MUST(Core::System::pipe2(0));
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pid_t pid = MUST(Core::System::fork());
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if (pid == 0) {
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// We're the child.
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MUST(Core::System::dup2(pipefd[0], 0));
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MUST(Core::System::close(pipefd[0]));
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MUST(Core::System::close(pipefd[1]));
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MUST(Core::System::setenv("CLIPBOARD_STATE"sv, { state, strlen(state) }, true));
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MUST(Core::System::exec(command[0], command, Core::System::SearchInPath::Yes));
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perror("exec");
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exit(1);
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}
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// We're the parent.
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MUST(Core::System::close(pipefd[0]));
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FILE* f = fdopen(pipefd[1], "w");
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fwrite(data.data(), data.size(), 1, f);
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if (ferror(f))
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warnln("failed to write data to the pipe: {}", strerror(ferror(f)));
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fclose(f);
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if (wait(nullptr) < 0)
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perror("wait");
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}
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ErrorOr<int> serenity_main(Main::Arguments arguments)
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{
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bool print_type = false;
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bool no_newline = false;
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bool watch = false;
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Vector<StringView> watch_command;
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Core::ArgsParser args_parser;
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args_parser.set_general_help("Paste from the clipboard to stdout.");
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args_parser.add_option(print_type, "Display the copied type", "print-type", 0);
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args_parser.add_option(no_newline, "Do not append a newline", "no-newline", 'n');
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args_parser.add_option(watch, "Run a command when clipboard data changes", "watch", 'w');
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args_parser.add_positional_argument(watch_command, "Command to run in watch mode", "command", Core::ArgsParser::Required::No);
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args_parser.parse(arguments);
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auto app = TRY(GUI::Application::create(arguments));
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auto& clipboard = GUI::Clipboard::the();
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if (watch) {
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watch_command.append({});
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clipboard.on_change = [&](ByteString const&) {
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// Technically there's a race here...
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auto data_and_type = clipboard.fetch_data_and_type();
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if (data_and_type.mime_type.is_empty()) {
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spawn_command(watch_command, {}, "clear");
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} else {
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spawn_command(watch_command, data_and_type.data, "data");
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}
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};
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// Trigger it the first time immediately.
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clipboard.on_change({});
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return app->exec();
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}
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auto data_and_type = clipboard.fetch_data_and_type();
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if (data_and_type.mime_type.is_empty()) {
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warnln("Nothing copied");
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return 1;
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}
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if (!print_type) {
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out("{}", StringView(data_and_type.data));
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// Append a newline to text contents, unless the caller says otherwise.
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if (data_and_type.mime_type.starts_with("text/"sv) && !no_newline)
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outln();
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} else {
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outln("{}", data_and_type.mime_type);
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}
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return 0;
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}
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