mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-26 17:40:27 +00:00
105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/*
|
|
* Copyright (c) 2019-2021, Sergey Bugaev <bugaevc@serenityos.org>
|
|
* Copyright (c) 2022, Zachary Penn <zack@sysdevs.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <AK/Format.h>
|
|
#include <AK/String.h>
|
|
#include <LibCore/ArgsParser.h>
|
|
#include <LibCore/System.h>
|
|
#include <LibGUI/Application.h>
|
|
#include <LibGUI/Clipboard.h>
|
|
#include <LibMain/Main.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/wait.h>
|
|
|
|
static void spawn_command(Span<StringView> command, ByteBuffer const& data, char const* state)
|
|
{
|
|
auto pipefd = MUST(Core::System::pipe2(0));
|
|
pid_t pid = MUST(Core::System::fork());
|
|
|
|
if (pid == 0) {
|
|
// We're the child.
|
|
MUST(Core::System::dup2(pipefd[0], 0));
|
|
MUST(Core::System::close(pipefd[0]));
|
|
MUST(Core::System::close(pipefd[1]));
|
|
MUST(Core::System::setenv("CLIPBOARD_STATE", state, true));
|
|
MUST(Core::System::exec(command[0], command, Core::System::SearchInPath::Yes));
|
|
perror("exec");
|
|
exit(1);
|
|
}
|
|
|
|
// We're the parent.
|
|
MUST(Core::System::close(pipefd[0]));
|
|
FILE* f = fdopen(pipefd[1], "w");
|
|
fwrite(data.data(), data.size(), 1, f);
|
|
|
|
if (ferror(f))
|
|
warnln("failed to write data to the pipe: {}", strerror(ferror(f)));
|
|
|
|
fclose(f);
|
|
|
|
if (wait(nullptr) < 0)
|
|
perror("wait");
|
|
}
|
|
|
|
ErrorOr<int> serenity_main(Main::Arguments arguments)
|
|
{
|
|
bool print_type = false;
|
|
bool no_newline = false;
|
|
bool watch = false;
|
|
Vector<StringView> watch_command;
|
|
|
|
Core::ArgsParser args_parser;
|
|
args_parser.set_general_help("Paste from the clipboard to stdout.");
|
|
args_parser.add_option(print_type, "Display the copied type", "print-type", 0);
|
|
args_parser.add_option(no_newline, "Do not append a newline", "no-newline", 'n');
|
|
args_parser.add_option(watch, "Run a command when clipboard data changes", "watch", 'w');
|
|
args_parser.add_positional_argument(watch_command, "Command to run in watch mode", "command", Core::ArgsParser::Required::No);
|
|
args_parser.parse(arguments);
|
|
|
|
auto app = TRY(GUI::Application::try_create(arguments));
|
|
|
|
auto& clipboard = GUI::Clipboard::the();
|
|
|
|
if (watch) {
|
|
watch_command.append(nullptr);
|
|
|
|
clipboard.on_change = [&](String const&) {
|
|
// Technically there's a race here...
|
|
auto data_and_type = clipboard.fetch_data_and_type();
|
|
if (data_and_type.mime_type.is_null()) {
|
|
spawn_command(watch_command, {}, "clear");
|
|
} else {
|
|
spawn_command(watch_command, data_and_type.data, "data");
|
|
}
|
|
};
|
|
|
|
// Trigger it the first time immediately.
|
|
clipboard.on_change({});
|
|
|
|
return app->exec();
|
|
}
|
|
|
|
auto data_and_type = clipboard.fetch_data_and_type();
|
|
|
|
if (data_and_type.mime_type.is_null()) {
|
|
warnln("Nothing copied");
|
|
return 1;
|
|
}
|
|
|
|
if (!print_type) {
|
|
out("{}", StringView(data_and_type.data));
|
|
// Append a newline to text contents, unless the caller says otherwise.
|
|
if (data_and_type.mime_type.starts_with("text/") && !no_newline)
|
|
outln();
|
|
} else {
|
|
outln("{}", data_and_type.mime_type);
|
|
}
|
|
|
|
return 0;
|
|
}
|