From f30285b0cebf3e580e97f9e1537be8be407296f0 Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@users.noreply.github.com>
Date: Sun, 4 Oct 2020 21:03:44 +0200
Subject: [PATCH] - route menu's CheckGame call through SysCallbacks.

Needed to be able to move the menu into the backend.
---
 src/common/engine/i_interface.h | 1 +
 src/d_main.cpp                  | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/src/common/engine/i_interface.h b/src/common/engine/i_interface.h
index 80cc3b1e9..830e74a55 100644
--- a/src/common/engine/i_interface.h
+++ b/src/common/engine/i_interface.h
@@ -22,6 +22,7 @@ struct SystemCallbacks
 	void (*MenuDim)();
 	FString(*GetPlayerName)(int i);
 	bool (*DispatchEvent)(event_t* ev);
+	bool (*CheckGame)(const char* nm);
 };
 
 extern SystemCallbacks sysCallbacks;
diff --git a/src/d_main.cpp b/src/d_main.cpp
index 1d4748ae8..9819a6c7d 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -2741,6 +2741,11 @@ static bool System_DispatchEvent(event_t* ev)
 	return false;
 }
 
+static bool System_CheckGame(const char* name)
+{
+	return CheckGame(name, false);
+}
+
 bool System_NetGame()
 {
 	return netgame;
@@ -3073,6 +3078,7 @@ static int D_DoomMain_Internal (void)
 		System_M_Dim,
 		System_GetPlayerName,
 		System_DispatchEvent,
+		System_CheckGame,
 	};