From 72db4b9ec1a88d57d7bf58f21472089cad62e1e8 Mon Sep 17 00:00:00 2001
From: Nebuleon Fumika
Date: Sun, 16 Jun 2013 02:04:08 -0400
Subject: Don't crash on extensionless files. Helps GitHub issue #37 some more.
 Taken from DS2Compress.

---
 source/nds/gui.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

(limited to 'source')

diff --git a/source/nds/gui.c b/source/nds/gui.c
index ea76c08..a458084 100644
--- a/source/nds/gui.c
+++ b/source/nds/gui.c
@@ -965,12 +965,17 @@ s32 load_file(char **wildcards, char *result, char *default_dir_name)
 				else
 				{
 					char* Extension = strrchr(EntryNames[i], '.');
-					if (strcasecmp(Extension, ".smc") == 0 || strcasecmp(Extension, ".sfc") == 0)
-						icon = &ICON_SFCFILE;
-					else if (strcasecmp(Extension, ".zip") == 0)
-						icon = &ICON_ZIPFILE;
-					else if (strcasecmp(Extension, ".cht") == 0)
-						icon = &ICON_CHTFILE;
+					if (Extension != NULL)
+					{
+						if (strcasecmp(Extension, ".smc") == 0 || strcasecmp(Extension, ".sfc") == 0)
+							icon = &ICON_SFCFILE;
+						else if (strcasecmp(Extension, ".zip") == 0)
+							icon = &ICON_ZIPFILE;
+						else if (strcasecmp(Extension, ".cht") == 0)
+							icon = &ICON_CHTFILE;
+						else
+							icon = &ICON_UNKNOW;
+					}
 					else
 						icon = &ICON_UNKNOW;
 				}
-- 
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