From 2061741bd5112e1fbb05c203d45737cbd7d00d80 Mon Sep 17 00:00:00 2001
From: Robert Göffringmann
Date: Sun, 6 Jul 2003 21:33:22 +0000
Subject: fix bug #766744 (BASS: Crash when quitting while quitting)

svn-id: r8817
---
 sky/control.cpp | 6 +++---
 sky/sky.cpp     | 5 +++--
 sky/sky.h       | 1 +
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/sky/control.cpp b/sky/control.cpp
index 42b5815c25..a753d77153 100644
--- a/sky/control.cpp
+++ b/sky/control.cpp
@@ -1450,9 +1450,8 @@ void SkyControl::delay(unsigned int amount) {
 					break;
 
 				case OSystem::EVENT_QUIT:
-					showGameQuitMsg(false);
-					delay(1500);
-					_system->quit();
+					if (!SkyState::_systemVars.quitting)
+						showGameQuitMsg(false);
 					break;
 
 				default:
@@ -1472,6 +1471,7 @@ void SkyControl::delay(unsigned int amount) {
 
 void SkyControl::showGameQuitMsg(bool useScreen) {
 
+	SkyState::_systemVars.quitting = true;
 	uint8 *textBuf1 = (uint8*)malloc(GAME_SCREEN_WIDTH * 14 + sizeof(dataFileHeader));
 	uint8 *textBuf2 = (uint8*)malloc(GAME_SCREEN_WIDTH * 14 + sizeof(dataFileHeader));
 	uint8 textNum;
diff --git a/sky/sky.cpp b/sky/sky.cpp
index 77a5408b6a..35ec77a9c0 100644
--- a/sky/sky.cpp
+++ b/sky/sky.cpp
@@ -71,7 +71,7 @@ Engine *Engine_SKY_create(GameDetector *detector, OSystem *syst) {
 
 void **SkyState::_itemList[300];
 
-SystemVars SkyState::_systemVars = {0, 0, 0, 0, 4316, 0, false};
+SystemVars SkyState::_systemVars = {0, 0, 0, 0, 4316, 0, false, false };
 
 SkyState::SkyState(GameDetector *detector, OSystem *syst)
 	: Engine(detector, syst) {
@@ -332,7 +332,8 @@ void SkyState::delay(uint amount) { //copied and mutilated from Simon.cpp
 					break;
 
 				case OSystem::EVENT_QUIT:
-					_skyControl->showGameQuitMsg(); // will call _system->quit()
+					if (!SkyState::_systemVars.quitting)
+						_skyControl->showGameQuitMsg(); // will call _system->quit()
 					break;
 
 				default:
diff --git a/sky/sky.h b/sky/sky.h
index 75a6256eba..e308cf0528 100644
--- a/sky/sky.h
+++ b/sky/sky.h
@@ -48,6 +48,7 @@ struct SystemVars {
 	uint32 currentPalette;
 	uint16 gameSpeed;
 	bool pastIntro;
+	bool quitting;
 };
 
 class SkyLogic;
-- 
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