From f218400d3b75ee1cf537e2ca9db23bc417475c10 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Fri, 28 Dec 2018 20:45:45 -0800
Subject: GLK: Simplify arrays of valid extensions in detection code

Suggested by Sev as a way to avoid having both arrays and array sizes
---
 engines/glk/glulxe/detection.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'engines/glk/glulxe')

diff --git a/engines/glk/glulxe/detection.cpp b/engines/glk/glulxe/detection.cpp
index fb701131ef..09b6e97d0b 100644
--- a/engines/glk/glulxe/detection.cpp
+++ b/engines/glk/glulxe/detection.cpp
@@ -46,7 +46,7 @@ GlulxeDescriptor GlulxeMetaEngine::findGame(const char *gameId) {
 }
 
 bool GlulxeMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &gameList) {
-	const char *const EXTENSIONS[3] = { ".ulx", ".blb", ".gblorb" };
+	const char *const EXTENSIONS[] = { ".ulx", ".blb", ".gblorb", nullptr };
 
 	// Loop through the files of the folder
 	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
@@ -55,8 +55,8 @@ bool GlulxeMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &
 			continue;
 		Common::String filename = file->getName();
 		bool hasExt = false;
-		for (int idx = 0; idx < 3 && !hasExt; ++idx)
-			hasExt = filename.hasSuffixIgnoreCase(EXTENSIONS[idx]);
+		for (const char *const *ext = &EXTENSIONS[0]; *ext && !hasExt; ++ext)
+			hasExt = filename.hasSuffixIgnoreCase(*ext);
 		if (!hasExt)
 			continue;
 
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