SCUMM: fix verb and script handling

- getVerbEntrypoint() should not handle walk-to differently (revert 0x0D handling back to original behavior)
- VAR_ACTIVE_ACTOR actually is VAR_ACTIVE_OBJECT2
- runSentenceScript(): "if (_cmdVerb == kVerbWalkTo)" must be "if (_cmdVerb != kVerbWalkTo)"

engines/scumm/script.cpp

@@ -196,12 +196,8 @@ int ScummEngine::getVerbEntrypoint(int obj, int entry) {
 	} else if (_game.version <= 2) {
 		do {
 			const int kFallbackEntry = (_game.version == 0 ? 0x0F : 0xFF);
-			if (!*verbptr) {
+			if (!*verbptr)
-				if (_game.version == 0 && entry == kVerbWalkTo)
+				return 0;
-					return 13;
-				else
-					return 0;
-			}
 			if (*verbptr == entry || *verbptr == kFallbackEntry)
 				break;
 			verbptr += 2;
@@ -1160,8 +1156,6 @@ void ScummEngine_v0::walkToActorOrObject(int object) {
 }
 
 void ScummEngine_v0::checkAndRunSentenceScript() {
-	const ScriptSlot *ss;
-
 	if (_walkToObjectIdx) {
 		ActorC64 *a = (ActorC64 *)derefActor(VAR(VAR_EGO), "checkAndRunSentenceScript");
 		if (a->_moving)
@@ -1175,7 +1169,6 @@ void ScummEngine_v0::checkAndRunSentenceScript() {
 	if (!_sentenceNum || _sentence[_sentenceNum - 1].freezeCount)
 		return;
 
-	//_sentenceNum--;
 	SentenceTab &st = _sentence[_sentenceNum - 1];
 
 	if (st.preposition && st.objectB == st.objectA)
@@ -1232,30 +1225,27 @@ void ScummEngine_v0::checkAndRunSentenceScript() {
 void ScummEngine_v0::runSentenceScript() {
 	int obj = OBJECT_V0(_cmdObjectNr, _cmdObjectType);
 
-	// FIXME: should it really ever return 0xD on WalkTo, seems wrong?
 	if (getVerbEntrypoint(obj, _cmdVerb) != 0) {
-		if (_cmdVerb == kVerbRead && VAR(VAR_CURRENT_LIGHTS) == 0) {
+		// do not read in the dark
-			//slot = 0xFF;
+		if (!(_cmdVerb == kVerbRead && _currentLights == 0)) {
-			VAR(VAR_ACTIVE_VERB) = _cmdVerb;
+			VAR(VAR_ACTIVE_OBJECT2) = _cmdObject2Nr;
-			runScript(3, 0, 0, 0);
-			return;
-		} else {
-			VAR(VAR_ACTIVE_ACTOR) = _cmdObject2Nr;
 			runObjectScript(obj, _cmdVerb, false, false, NULL);
 			return;
 		}
 	} else {
 		if (_cmdVerb == kVerbGive) {
+			// no "give to"-script: give to other kid or ignore
 			if (_cmdObject2Nr < 8)
 				setOwnerOf(obj, _cmdObject2Nr);
 			return;
-		} else if (_cmdVerb == kVerbWalkTo) {
-			//slot = 0xFF;
-			VAR(VAR_ACTIVE_VERB) = _cmdVerb;
-			runScript(3, 0, 0, 0);
-			return;
 		}
 	}
+
+	if (_cmdVerb != kVerbWalkTo) {
+		// perform verb's fallback action
+		VAR(VAR_ACTIVE_VERB) = _cmdVerb;
+		runScript(3, 0, 0, 0);
+	}
 }
 
 void ScummEngine_v2::runInputScript(int clickArea, int val, int mode) {

engines/scumm/scumm.cpp

@@ -726,7 +726,7 @@ ScummEngine_v0::ScummEngine_v0(OSystem *syst, const DetectorResult &dr)
 	_cmdObject2Nr = 0;
 	_cmdObject2Type = 0;
 
-	VAR_ACTIVE_ACTOR = 0xFF;
+	VAR_ACTIVE_OBJECT2 = 0xFF;
 	VAR_IS_SOUND_RUNNING = 0xFF;
 	VAR_ACTIVE_VERB = 0xFF;
 }

engines/scumm/scumm_v0.h

@@ -159,7 +159,7 @@ protected:
 	void o_beginOverride();
 	void o_setOwnerOf();
 
-	byte VAR_ACTIVE_ACTOR;
+	byte VAR_ACTIVE_OBJECT2;
 	byte VAR_IS_SOUND_RUNNING;
 	byte VAR_ACTIVE_VERB;
 };

engines/scumm/vars.cpp

@@ -115,7 +115,7 @@ void ScummEngine_v0::setupScummVars() {
 	VAR_CAMERA_POS_X = 2;
 	VAR_HAVE_MSG = 3;
 	VAR_ROOM = 4;
-	VAR_ACTIVE_ACTOR = 5;
+	VAR_ACTIVE_OBJECT2 = 5;
 	VAR_OVERRIDE = 6;
 	VAR_IS_SOUND_RUNNING = 8;
 	VAR_ACTIVE_VERB = 9;