From 4d2e6c83941e8df02a96e6f45e292bca24015cb4 Mon Sep 17 00:00:00 2001
From: Jim Miller <millerjv@crd.ge.com>
Date: Wed, 9 May 2001 11:15:57 -0400
Subject: [PATCH] FIX: only clear the cache on a load when the load needs to
 read internal values.  Otherwise, it is assumed that we are reading another
 projects cache.

---
 Source/cmCacheManager.cxx | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/Source/cmCacheManager.cxx b/Source/cmCacheManager.cxx
index 818f26047..224ca7749 100644
--- a/Source/cmCacheManager.cxx
+++ b/Source/cmCacheManager.cxx
@@ -97,8 +97,11 @@ bool cmCacheManager::LoadCache(const char* path,
 {
   std::string cacheFile = path;
   cacheFile += "/CMakeCache.txt";
-  // clear the old cache
-  m_Cache.clear();
+  // clear the old cache, if we are reading in internal values
+  if ( internal )
+    {
+    m_Cache.clear();
+    }
   std::ifstream fin(cacheFile.c_str());
   if(!fin)
     {