From 26e58b74d1e1c6311ca9ff159decb29d8bd7007e Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Sat, 1 Mar 2008 13:17:01 -0500
Subject: [PATCH] BUG: Fix cmSystemTools::ChangeRPath to not complain if there
 is no RPATH entry in the file but the requested new rpath is empty.

---
 Source/cmSystemTools.cxx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 1842317e92..4c15df7fe6 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -2211,6 +2211,12 @@ bool cmSystemTools::ChangeRPath(std::string const& file,
     rpathPosition = se->Position;
     rpathSize = se->Size;
     }
+  else if(newRPath.empty())
+    {
+    // The new rpath is empty and there is no rpath anyway so it is
+    // okay.
+    return true;
+    }
   else
     {
     if(emsg)