From ed599c06dde17de4e0742e738f4e757265fc26fb Mon Sep 17 00:00:00 2001
From: Sandu Liviu Catalin <slc.universe@gmail.com>
Date: Wed, 16 Nov 2016 11:50:40 +0200
Subject: [PATCH] Minor fix in Squirrel. Don't always assume the specified
 parameter is a string.

---
 external/Squirrel/Lib/sqstdstring.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/external/Squirrel/Lib/sqstdstring.cpp b/external/Squirrel/Lib/sqstdstring.cpp
index 9e42dba4..bd052331 100644
--- a/external/Squirrel/Lib/sqstdstring.cpp
+++ b/external/Squirrel/Lib/sqstdstring.cpp
@@ -69,7 +69,10 @@ SQRESULT sqstd_format(HSQUIRRELVM v,SQInteger nformatstringidx,SQInteger *outlen
     const SQChar *format;
     SQChar *dest;
     SQChar fmt[MAX_FORMAT_LEN];
-    sq_getstring(v,nformatstringidx,&format);
+    const SQRESULT res = sq_getstring(v,nformatstringidx,&format);
+    if (SQ_FAILED(res)) {
+        return res; // propagate the error
+    }
     SQInteger format_size = sq_getsize(v,nformatstringidx);
     SQInteger allocated = (format_size+2)*sizeof(SQChar);
     dest = sq_getscratchpad(v,allocated);