GLK: ALAN3: Fix setup and outputing of text data

engines/glk/alan3/alan3.cpp

@@ -46,10 +46,13 @@ Alan3::Alan3(OSystem *syst, const GlkGameDescription &gameDesc) : GlkAPI(syst, g
 
 	// main
 	codfil = nullptr;
-//	txtfil = nullptr;
+	textFile = nullptr;
 //	logfil = nullptr;
 	memory = nullptr;
 
+	// exe
+	printFlag = false;
+
 	// options
 	verboseOption = false;
 	ignoreErrorOption = false;
@@ -93,25 +96,21 @@ bool Alan3::initialize() {
 
 	// Set up the code file to point to the already opened game file
 	codfil = &_gameFile;
-	/*
+
 	if (_gameFile.size() < 8) {
 	    GUIErrorMessage(_("This is too short to be a valid Alan3 file."));
 	    return false;
 	}
 
-	if (_gameFile.readUint32BE() != MKTAG(2, 8, 1, 0)) {
-	    GUIErrorMessage(_("This is not a valid Alan3 file."));
+	// In Alan 3, the text data comes from the adventure file itself
+	Common::File *txt = new Common::File();
+	if (!txt->open(getFilename())) {
+	    GUIErrorMessage("Could not open adventure file for text data");
+	    delete txt;
 	    return false;
 	}
+	textFile = txt;
 
-	// Open up the text file
-	txtfil = new Common::File();
-	if (!txtfil->open(Common::String::format("%s.dat", _advName.c_str()))) {
-	    GUIErrorMessage("Could not open adventure text data file");
-	    delete txtfil;
-	    return false;
-	}
-	*/
 	// Check for a save being loaded directly from the launcher
 	_saveSlot = ConfMan.hasKey("save_slot") ? ConfMan.getInt("save_slot") : -1;
 
@@ -120,10 +119,8 @@ bool Alan3::initialize() {
 
 void Alan3::deinitialize() {
 	free(memory);
-	/*
-	    delete txtfil;
-	    delete logfil;
-	*/
+	delete textFile;
+//  delete logfil;
 }
 
 Common::Error Alan3::readSaveData(Common::SeekableReadStream *rs) {

engines/glk/alan3/exe.cpp

@@ -50,10 +50,12 @@
 namespace Glk {
 namespace Alan3 {
 
-/* PUBLIC DATA */
-
+// PUBLIC DATA
 Common::SeekableReadStream *textFile;
 
+// PUBLIC DATA - formerly method statics
+bool printFlag;				// Printing already?
+
 /* Long jump buffers */
 // TODO move to longjump.c? or error.c, and abstract them into functions?
 //jmp_buf restartLabel;       /* Restart long jump return point */
@@ -94,7 +96,6 @@ void print(Aword fpos, Aword len) {
 	int ch = 0;
 	int i;
 	long savfp = 0;     /* Temporary saved text file position */
-	static bool printFlag = FALSE; /* Printing already? */
 	bool savedPrintFlag = printFlag;
 	void *info = NULL;      /* Saved decoding info */
 
@@ -126,9 +127,10 @@ void print(Aword fpos, Aword len) {
 				else
 					ch = textFile->readByte();
 
+				if (ch == EOFChar)
+					break;				// Or end of text?
+
 				str[i] = ch;
-				if (textFile->pos() >= textFile->size())      /* Or end of text? */
-					break;
 			}
 			str[i] = '\0';
 

engines/glk/alan3/exe.h

@@ -43,8 +43,8 @@ namespace Alan3 {
 
 /* DATA */
 
-/* The text and message file */
-extern Common::SeekableReadStream *textFile;
+extern Common::SeekableReadStream *textFile;		// The text and message file
+extern bool printFlag;
 
 /* Long jump buffer for restart, errors and undo */
 //extern jmp_buf restartLabel;