From f2704a66dcaca5841b657707d648feadbdfb6e5e Mon Sep 17 00:00:00 2001
From: meep-eep <meep-eep@8092fc87-c524-0410-9efc-e669fe64eaf9>
Date: Tue, 25 Jul 2006 21:08:44 +0000
Subject: [PATCH] use size_t for numBytes; add check for end-of-string

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2396 8092fc87-c524-0410-9efc-e669fe64eaf9
---
 sc2/src/sc2code/libs/strings/unicode.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sc2/src/sc2code/libs/strings/unicode.c b/sc2/src/sc2code/libs/strings/unicode.c
index f3e9b5d7c..25b294125 100644
--- a/sc2/src/sc2code/libs/strings/unicode.c
+++ b/sc2/src/sc2code/libs/strings/unicode.c
@@ -128,7 +128,10 @@ err:
 
 wchar_t
 getCharFromStringN(const unsigned char **ptr, const unsigned char *end) {
-	int numBytes;
+	size_t numBytes;
+
+	if (*ptr == end)
+		goto err;
 
 	if (**ptr < 0x80) {
 		numBytes = 1;