From bcb73bb9f4cba2db3706a755a37da52c84bb8429 Mon Sep 17 00:00:00 2001
From: Alexander Neundorf <neundorf@kde.org>
Date: Sun, 16 Dec 2007 07:56:43 -0500
Subject: BUG: fix STRING(STRIP ...) if no non-space is contained in the input
 string, this should fix the dashboard

Alex
---
 Source/cmStringCommand.cxx | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/Source/cmStringCommand.cxx b/Source/cmStringCommand.cxx
index f746f82..7ef39af 100644
--- a/Source/cmStringCommand.cxx
+++ b/Source/cmStringCommand.cxx
@@ -675,8 +675,20 @@ bool cmStringCommand::HandleStripCommand(
     ++ ptr;
     }
 
-  size_t outLength = endPos - startPos + 1;
- 
+  size_t outLength = 0;
+
+  // if the input string didn't contain any non-space characters, return 
+  // an empty string
+  if (startPos > inStringLength)
+    {
+    outLength = 0;
+    startPos = 0;
+    }
+  else
+    {
+    outLength=endPos - startPos + 1;
+    }
+
   this->Makefile->AddDefinition(variableName.c_str(),
     stringValue.substr(startPos, outLength).c_str());
   return true;
-- 
cgit v0.12