CGE: Remove summa variable, formerly used for the protection check

3 files changed, 3 insertions, 31 deletions

diff --git a/engines/cge/cge_main.cpp b/engines/cge/cge_main.cpp
index 3bffa1f732..d6dd82dbe0 100644
--- a/engines/cge/cge_main.cpp
+++ b/engines/cge/cge_main.cpp
@@ -684,9 +684,7 @@ void CGEEngine::switchCave(int cav) {
 				_hero->park();
 				_hero->step(0);
 				if (!_isDemo)
-				///// protection: auto-destruction on! ----------------------
-					_vga->_spareQ->_show = Startup::_summa * (cav <= CAVE_MAX);
-				/////--------------------------------------------------------
+					_vga->_spareQ->_show = 0;
 			}
 			_cavLight->gotoxy(CAVE_X + ((_now - 1) % CAVE_NX) * CAVE_DX + CAVE_SX,
 			              CAVE_Y + ((_now - 1) / CAVE_NX) * CAVE_DY + CAVE_SY);
@@ -1686,15 +1684,9 @@ bool CGEEngine::showTitle(const char *name) {
 			strcpy(_usrFnam, progName(kSvgExt));
 			usr_ok = true;
 		} else {
-			//-----------------------------------------
 #ifndef EVA
-#ifdef CD
-			Startup::_summa |= (0xC0 + (DriveCD(0) << 6)) & 0xFF;
-#else
-			// At this point the game originally read the boot sector to get
-			// the serial number for it's copy protection check
-#endif
-			//-----------------------------------------
+			// At this point the game originally set the protection variables
+			// used by the copy protection check
 			movie("X00"); // paylist
 			_vga->copyPage(1, 2);
 			_vga->copyPage(0, 1);
diff --git a/engines/cge/startup.cpp b/engines/cge/startup.cpp
index 19ec2879c6..9a9d9ccfee 100644
--- a/engines/cge/startup.cpp
+++ b/engines/cge/startup.cpp
@@ -41,7 +41,6 @@ extern char _copr[];
 
 int    Startup::_mode = 0;
 int    Startup::_soundOk = 0;
-uint16 Startup::_summa;
 
 
 void quitNow(int ref) {
@@ -50,8 +49,6 @@ void quitNow(int ref) {
 
 
 bool Startup::getParms() {
-	_summa = 0;
-
 	/*
 	int i = _argc;
 	while (i > 1) {
@@ -98,22 +95,6 @@ bool Startup::getParms() {
 		if (n >= 2)
 			SoundOk = 2;
 	}
-	if (_vm->_isDemo)
-		// protection disabled
-		Summa = 0;
-	else {
-#ifdef EVA
-		union { dosdate_t d; uint32 n; } today;
-		_dos_getdate(&today.d);
-		id.disk += (id.disk < today.n);
-#endif
-#ifdef CD
-		Summa = 0;
-#else
-	// disk signature checksum
-		Summa = ChkSum(Copr, sizeof(Ident));
-#endif
-	}
 	
 	if (SNDDrvInfo.MDEV != DEV_GM)
 		SNDDrvInfo.MDEV = SNDDrvInfo.DDEV;
diff --git a/engines/cge/startup.h b/engines/cge/startup.h
index d9416ff6a4..a9de89a5e2 100644
--- a/engines/cge/startup.h
+++ b/engines/cge/startup.h
@@ -52,7 +52,6 @@ class Startup {
 public:
 	static int _mode;
 	static int _soundOk;
-	static uint16 _summa;
 	Startup();
 };