From 89f4146e2c707d527d8cc772db6160ca2f762bc5 Mon Sep 17 00:00:00 2001
From: granzuglia <guido.ranzuglia@isti.cnr.it>
Date: Fri, 21 Feb 2014 15:16:40 +0000
Subject: [PATCH] - fixed crash on reading obj with material file

---
 wrap/io_trimesh/import_obj.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/wrap/io_trimesh/import_obj.h b/wrap/io_trimesh/import_obj.h
index b88ebc3d..67d4837b 100644
--- a/wrap/io_trimesh/import_obj.h
+++ b/wrap/io_trimesh/import_obj.h
@@ -539,14 +539,14 @@ namespace vcg {
 
                                 }
                             }
-                            else if (header.compare("mtllib")==0)	// material library
+                            else if ((header.compare("mtllib")==0) && (tokens.size() > 1))	// material library
                             {
                                 // obtain the name of the file containing materials library
                                 std::string materialFileName = tokens[1];
                                 if (!LoadMaterials( materialFileName.c_str(), materials, m.textures))
                                     result = E_MATERIAL_FILE_NOT_FOUND;
                             }
-                            else if (header.compare("usemtl")==0)	// material usage
+                            else if ((header.compare("usemtl")==0) && (tokens.size() > 1))	// material usage
                             {
                                 std::string materialName = tokens[1];
                                 bool found = false;