fixed crasher on large collection files

src/miniui/main.c

@@ -222,6 +222,8 @@ static void getUniqueName(Entry* entry, char* out_name) {
 }
 
 static void Directory_index(Directory* self) {
+	int skip_index = exactMatch(Paths.fauxRecentDir, self->path) || prefixMatch(Paths.collectionsDir, self->path); // not alphabetized
+
 	Entry* prior = NULL;
 	int alpha = -1;
 	int index = 0;
@@ -247,13 +249,16 @@ static void Directory_index(Directory* self) {
 				entry->unique = strdup(entry_filename);
 			}
 		}
-		int a = getIndexChar(entry->name);
-		if (a!=alpha) {
-			index = self->alphas->count;
-			IntArray_push(self->alphas, i);
-			alpha = a;
+
+		if (!skip_index) {
+			int a = getIndexChar(entry->name);
+			if (a!=alpha) {
+				index = self->alphas->count;
+				IntArray_push(self->alphas, i);
+				alpha = a;
+			}
+			entry->alpha = index;
 		}
-		entry->alpha = index;
 
 		prior = entry;
 	}

todo.txt

@@ -2,6 +2,8 @@
 
 Please see the README.txt in the zip file for installation and update instructions.
 
+DO NOT RELEASE UNTIL YOU FIX LARGE COLLECTION BACK OUT BLACKOUTS
+
 - added Collections (see updated README.txt for info)
 - added collated Roms folders with matching display names (see updated README.txt for info)
 - changed default Screen size from Native to Aspect