From 8013ffd23b329fbc4ce66c9c8e04e51e98fca392 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Wed, 31 Jan 2007 16:49:25 -0500
Subject: [PATCH] ENH: do not use crazy long paths to object files for try
 compile

---
 Source/cmLocalGenerator.cxx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 0333a5ecc..f0fa9befa 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -2286,6 +2286,16 @@ cmLocalGenerator::GetObjectFileNameWithoutTarget(const cmSourceFile& source)
       objectName = relFromSource;
       }
     }
+  // if it is still a full path check for the try compile case
+  // try compile never have in source sources, and should not
+  // have conflicting source file names in the same target
+  if(cmSystemTools::FileIsFullPath(objectName.c_str()))
+    {
+    if(this->GetGlobalGenerator()->GetCMakeInstance()->GetIsInTryCompile())
+      {
+      objectName = cmSystemTools::GetFilenameName(source.GetFullPath());
+      }
+    }
 
   // Replace the original source file extension with the object file
   // extension.