From d68196969d17fa74a1347fca7a940b1e9e9da287 Mon Sep 17 00:00:00 2001
From: Pedro Pereira <pmh.pereira@gmail.com>
Date: Tue, 23 Nov 2021 10:40:23 +0000
Subject: [PATCH] Pong: Port to LibMain

Simplified two pledge() and two unveil() by using TRY().
---
 Userland/Games/Pong/CMakeLists.txt |  2 +-
 Userland/Games/Pong/main.cpp       | 28 ++++++++--------------------
 2 files changed, 9 insertions(+), 21 deletions(-)

diff --git a/Userland/Games/Pong/CMakeLists.txt b/Userland/Games/Pong/CMakeLists.txt
index 20638e587cc..d6f8de6dc1b 100644
--- a/Userland/Games/Pong/CMakeLists.txt
+++ b/Userland/Games/Pong/CMakeLists.txt
@@ -10,4 +10,4 @@ set(SOURCES
 )
 
 serenity_app(Pong ICON app-pong)
-target_link_libraries(Pong LibGUI)
+target_link_libraries(Pong LibGUI LibMain)
diff --git a/Userland/Games/Pong/main.cpp b/Userland/Games/Pong/main.cpp
index a3c27290b16..2d0c9acd8e3 100644
--- a/Userland/Games/Pong/main.cpp
+++ b/Userland/Games/Pong/main.cpp
@@ -5,37 +5,25 @@
  */
 
 #include "Game.h"
+#include <LibCore/System.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/Icon.h>
 #include <LibGUI/Menu.h>
 #include <LibGUI/Menubar.h>
 #include <LibGUI/Window.h>
 #include <LibGfx/Bitmap.h>
-#include <unistd.h>
+#include <LibMain/Main.h>
 
-int main(int argc, char** argv)
+ErrorOr<int> serenity_main(Main::Arguments arguments)
 {
-    if (pledge("stdio rpath recvfd sendfd unix", nullptr) < 0) {
-        perror("pledge");
-        return 1;
-    }
+    TRY(Core::System::pledge("stdio rpath recvfd sendfd unix", nullptr));
 
-    auto app = GUI::Application::construct(argc, argv);
+    auto app = GUI::Application::construct(arguments);
 
-    if (pledge("stdio rpath recvfd sendfd", nullptr) < 0) {
-        perror("pledge");
-        return 1;
-    }
+    TRY(Core::System::pledge("stdio rpath recvfd sendfd", nullptr));
 
-    if (unveil("/res", "r") < 0) {
-        perror("unveil");
-        return 1;
-    }
-
-    if (unveil(nullptr, nullptr) < 0) {
-        perror("unveil");
-        return 1;
-    }
+    TRY(Core::System::unveil("/res", "r"));
+    TRY(Core::System::unveil(nullptr, nullptr));
 
     auto window = GUI::Window::construct();
     window->resize(Pong::Game::game_width, Pong::Game::game_height);