Fixed wchar_t not being null terminated

Occasionally wierd characters would show in place of a window
title or button label, this was due to whcar_t s missing
their sentinal characters.

1 files changed, 5 insertions, 3 deletions

diff --git a/src/client/lua_api/gui/iguielement.cpp b/src/client/lua_api/gui/iguielement.cpp
index e63d986..7132441 100644
--- a/src/client/lua_api/gui/iguielement.cpp
+++ b/src/client/lua_api/gui/iguielement.cpp
@@ -95,9 +95,11 @@ int getiguitext(lua_State* L){
 	irr::gui::IGUIElement *el = (IGUIElement*)lua_touserdata(L,-1);
 	lua_pop(L,2);//
 	const wchar_t *t = el->getText();
-	size_t strlen = wcslen(t);
-	char output[strlen];
-	wcstombs(output,t,strlen);
+	size_t cstrlen = wcslen(t);
+	__mingw_printf("In gui get text, cstrlen is %zu\n",cstrlen);
+	char output[cstrlen + 1];//+1 for \0
+	wcstombs(output,t,cstrlen);
+	output[cstrlen] = '\0';
 	lua_pushstring(L,output);//"str"
 	return 1;
 }