GLK: Add support for secondary Blorb files separate from the gamefile

It also hads further support for playing AIFF files. However, the
Blorb files for Lurking Horror & Sherlock on the if-archive website
don't seem to be valid AIFF files, so sound doesn't play using them

1 files changed, 14 insertions, 0 deletions

diff --git a/engines/glk/glk.cpp b/engines/glk/glk.cpp
index c8a63c5bd3..849de8d8f3 100644
--- a/engines/glk/glk.cpp
+++ b/engines/glk/glk.cpp
@@ -122,6 +122,20 @@ Common::Error GlkEngine::run() {
 		if (!f.open("game", *_blorb))
 			return Common::kNoGameDataFoundError;
 	} else {
+		// Check for a secondary blorb file with the same filename
+		Common::String baseName = filename;
+		while (baseName.contains('.'))
+			baseName.deleteLastChar();
+
+		if (f.exists(baseName + ".blorb")) {
+			_blorb = new Blorb(baseName + ".blorb", getInterpreterType());
+			SearchMan.add("blorb", _blorb, 99, false);
+		} else if (f.exists(baseName + ".blb")) {
+			_blorb = new Blorb(baseName + ".blb", getInterpreterType());
+			SearchMan.add("blorb", _blorb, 99, false);
+		}
+
+		// Open up the game file
 		if (!f.open(filename))
 			return Common::kNoGameDataFoundError;
 	}