From 2dc65f62d2525eb796135284bd3a43bc4027bad3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sloriot.ml@gmail.com>
Date: Thu, 12 Jan 2012 16:09:27 +0000
Subject: [PATCH] if svn info ended up with an error, set variable to ""

---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 68708643866..9f85b0c7ae5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -34,6 +34,7 @@ if ( ${CGAL_SCM_NAME} STREQUAL "svn" )
       RESULT_VARIABLE svn_error)
     if(svn_error)
       message("Warning: `svn info --xml \"${dir}\"` returned an error!")
+      set(${variable} "")
     endif()
     set(${variable} ${${variable}} PARENT_SCOPE)
   endfunction()