From accbcb575bf1eac119aaf5b8f7d184839f395825 Mon Sep 17 00:00:00 2001
From: aramis_acg <aramis_acg@67173fc5-114c-0410-ac8e-9d2fd5bffc1f>
Date: Sun, 11 Mar 2012 20:04:35 +0000
Subject: [PATCH] - fix off-by-one error in FileSystemFilter.

git-svn-id: https://assimp.svn.sourceforge.net/svnroot/assimp/trunk@1197 67173fc5-114c-0410-ac8e-9d2fd5bffc1f
---
 code/FileSystemFilter.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/FileSystemFilter.h b/code/FileSystemFilter.h
index cc8e625ab..517009028 100644
--- a/code/FileSystemFilter.h
+++ b/code/FileSystemFilter.h
@@ -213,12 +213,12 @@ private:
 					dirsep = in.rfind('\\', last_dirsep);
 				}
 
-				if (std::string::npos == dirsep) {
+				if (std::string::npos == dirsep || dirsep == 0) {
 					// we did try this already.
 					break;
 				}
 
-				last_dirsep = dirsep;
+				last_dirsep = dirsep-1;
 
 				tmp += in.substr(dirsep+1, in.length()-pos); 
 				if (wrapped->Exists(tmp)) {