From 89635193468b4b2967333cd181e06e7cb61ca4f2 Mon Sep 17 00:00:00 2001
From: Simei Yin
Date: Sat, 15 Jul 2017 17:33:56 +0200
Subject: SLUDGE: Clean unused extern variables

---
 engines/sludge/builtin.cpp   | 2 --
 engines/sludge/loadsave.cpp  | 2 --
 engines/sludge/main_loop.cpp | 4 ----
 engines/sludge/objtypes.cpp  | 1 -
 engines/sludge/people.cpp    | 2 --
 engines/sludge/sludger.cpp   | 5 -----
 engines/sludge/zbuffer.cpp   | 1 -
 7 files changed, 17 deletions(-)

diff --git a/engines/sludge/builtin.cpp b/engines/sludge/builtin.cpp
index dbf9dfc57b..0d295afda1 100644
--- a/engines/sludge/builtin.cpp
+++ b/engines/sludge/builtin.cpp
@@ -68,10 +68,8 @@ extern eventHandlers *currentEvents;
 extern variableStack *noStack;
 extern statusStuff *nowStatus;
 extern screenRegion *overRegion;
-extern HWND hMainWindow;
 extern uint sceneWidth, sceneHeight;
 extern int numBIFNames, numUserFunc;
-extern char builtInFunctionNames[][25];
 
 extern Common::String *allUserFunc;
 extern Common::String *allBIFNames;
diff --git a/engines/sludge/loadsave.cpp b/engines/sludge/loadsave.cpp
index 0757067af2..6a653b9eef 100644
--- a/engines/sludge/loadsave.cpp
+++ b/engines/sludge/loadsave.cpp
@@ -64,12 +64,10 @@ extern personaAnimation *mouseCursorAnim;           // In cursor.cpp
 extern int mouseCursorFrameNum;                     // "    "   "
 extern int loadedFontNum, fontHeight;				// In fonttext.cpp
 extern uint fontTableSize;							// 
-extern int numFontColours;                          // "    "   "
 extern UTF8Converter fontOrder;                       // "    "   "
 extern FILETIME fileTime;                           // In sludger.cpp
 extern int speechMode;                              // "    "   "
 extern int lightMapNumber;                          // In backdrop.cpp
-extern uint sceneWidth, sceneHeight;        // "    "   "
 extern int cameraX, cameraY;                        // "    "   "
 extern float cameraZoom;
 extern byte brightnessLevel;               // "    "   "
diff --git a/engines/sludge/main_loop.cpp b/engines/sludge/main_loop.cpp
index 1f8a44e81c..d2dcd8e975 100644
--- a/engines/sludge/main_loop.cpp
+++ b/engines/sludge/main_loop.cpp
@@ -49,8 +49,6 @@
 
 namespace Sludge {
 
-extern bool runningFullscreen;
-
 #ifndef MAX_PATH
 #define MAX_PATH        1024          // maximum size of a path name
 #endif
@@ -60,11 +58,9 @@ HWND hMainWindow = NULL;
 int realWinWidth = 640, realWinHeight = 480;
 extern float cameraZoom;
 
-extern int desiredfps;
 extern int specialSettings;
 extern inputType input;
 extern variableStack *noStack;
-extern Graphics::Surface backdropSurface;
 Graphics::Surface renderSurface;
 
 int dialogValue = 0;
diff --git a/engines/sludge/objtypes.cpp b/engines/sludge/objtypes.cpp
index f975167ec9..8b7f258c63 100644
--- a/engines/sludge/objtypes.cpp
+++ b/engines/sludge/objtypes.cpp
@@ -31,7 +31,6 @@
 namespace Sludge {
 
 objectType *allObjectTypes = NULL;
-extern char *outputDir;
 
 #define DEBUG_COMBINATIONS  0
 
diff --git a/engines/sludge/people.cpp b/engines/sludge/people.cpp
index afc34cb792..7d15086b29 100644
--- a/engines/sludge/people.cpp
+++ b/engines/sludge/people.cpp
@@ -50,12 +50,10 @@ extern variableStack *noStack;
 
 extern int ssgVersion;
 
-extern int cameraX, cameraY;
 screenRegion personRegion;
 extern screenRegion *lastRegion;
 extern flor *currentFloor;
 
-extern inputType input;
 onScreenPerson *allPeople = NULL;
 int16 scaleHorizon = 75;
 int16 scaleDivide = 150;
diff --git a/engines/sludge/sludger.cpp b/engines/sludge/sludger.cpp
index 41d2dd8cc4..ff1e1f83ab 100644
--- a/engines/sludge/sludger.cpp
+++ b/engines/sludge/sludger.cpp
@@ -53,12 +53,9 @@
 namespace Sludge {
 
 extern personaAnimation *mouseCursorAnim;
-extern spritePalette pastePalette;
 extern int dialogValue;
-extern uint sceneWidth, sceneHeight;
 extern variable *launchResult;
 
-extern bool reallyWantToQuit;
 extern Graphics::Surface renderSurface;
 
 int numBIFNames = 0;
@@ -87,10 +84,8 @@ byte brightnessLevel = 255;
 eventHandlers mainHandlers;
 eventHandlers *currentEvents = &mainHandlers;
 
-extern HWND hMainWindow;
 extern screenRegion *overRegion;
 extern speechStruct *speech;
-extern statusStuff *nowStatus;
 extern loadedFunction *saverFunc;
 
 loadedFunction *allRunningFunctions = NULL;
diff --git a/engines/sludge/zbuffer.cpp b/engines/sludge/zbuffer.cpp
index d9e66b82c6..e3b305632b 100644
--- a/engines/sludge/zbuffer.cpp
+++ b/engines/sludge/zbuffer.cpp
@@ -38,7 +38,6 @@ int zBufferToSet = -1;
 zBufferData zBuffer;
 extern uint sceneWidth, sceneHeight;
 extern Graphics::Surface backdropSurface;
-extern Graphics::Surface renderSurface;
 
 void killZBuffer() {
 	if (zBuffer.sprites) {
-- 
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