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Assistant: Only open one Assistant at once

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I found myself accidentally opening two assistants at once with the
Window+Space shortcut. Since only one assistant window is usable at the
same time, I made assistant only spawn 1 instance at most.
This commit is contained in:
Peter Elliott 2021-07-21 21:35:04 -06:00 • committed by Andreas Kling
parent fdcfd2816e
commit bf16591c07
1 changed files with 15 additions and 1 deletions
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16
Userland/Applications/Assistant/main.cpp
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@ -7,6 +7,7 @@
#include "Providers.h"
#include <AK/QuickSort.h>
#include <AK/String.h>
#include <LibCore/LockFile.h>
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Event.h>
@ -17,6 +18,7 @@
#include <LibGUI/TextBox.h>
#include <LibGfx/Palette.h>
#include <LibThreading/Mutex.h>
#include <string.h>
#include <unistd.h>
namespace Assistant {
@ -191,11 +193,23 @@ static constexpr size_t MAX_SEARCH_RESULTS = 6;
int main(int argc, char** argv)
{
if (pledge("stdio recvfd sendfd rpath unix proc exec thread", nullptr) < 0) {
if (pledge("stdio recvfd sendfd rpath cpath unix proc exec thread", nullptr) < 0) {
perror("pledge");
return 1;
}
Core::LockFile lockfile("/tmp/lock/assistant.lock");
if (!lockfile.is_held()) {
if (lockfile.error_code()) {
warnln("Core::LockFile: {}", strerror(lockfile.error_code()));
return 1;
}
// Another assistant is open, so exit silently.
return 0;
}
auto app = GUI::Application::construct(argc, argv);
auto window = GUI::Window::construct();
window->set_minimizable(false);