From 75cf590b21d61e1c957e2afc345053a7980634a2 Mon Sep 17 00:00:00 2001
From: Andy Cedilnik <andy.cedilnik@kitware.com>
Date: Mon, 23 Aug 2004 14:33:22 -0400
Subject: [PATCH] ENH: Implement PreLoad.cmake feature for CMakeSetup

---
 Source/MFCDialog/CMakeSetupDialog.cpp | 13 +++++++++++++
 Source/cmake.cxx                      | 18 ++++++++++++------
 2 files changed, 25 insertions(+), 6 deletions(-)

diff --git a/Source/MFCDialog/CMakeSetupDialog.cpp b/Source/MFCDialog/CMakeSetupDialog.cpp
index 54604060f..ba6c28f53 100644
--- a/Source/MFCDialog/CMakeSetupDialog.cpp
+++ b/Source/MFCDialog/CMakeSetupDialog.cpp
@@ -956,6 +956,19 @@ void CMakeSetupDialog::LoadCacheFromDiskToGUI()
   if(m_WhereBuild != "")
     {
     cachem->LoadCache(m_WhereBuild);
+    cmCacheManager::CacheIterator itm = cachem->NewIterator();
+    if ( itm.Find("CMAKE_HOME_DIRECTORY"))
+      {
+      std::string path = ConvertToWindowsPath(itm.GetValue());
+      this->m_WhereSource = path.c_str();
+      this->m_WhereSourceControl.SetWindowText(this->m_WhereSource);
+      this->OnChangeWhereSource();
+      }
+    m_CMakeInstance->SetHomeDirectory(m_WhereSource);
+    m_CMakeInstance->SetStartDirectory(m_WhereSource);
+    m_CMakeInstance->SetHomeOutputDirectory(m_WhereBuild);
+    m_CMakeInstance->SetStartOutputDirectory(m_WhereBuild);
+    m_CMakeInstance->PreLoadCMakeFiles();
     this->FillCacheGUIFromCacheManager();
     cmCacheManager::CacheIterator it = 
       cachem->GetCacheIterator("CMAKE_GENERATOR");
diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index b8e3c2474..ca07acf23 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -1182,16 +1182,22 @@ bool cmake::CacheVersionMatches()
 void cmake::PreLoadCMakeFiles()
 {
   std::string pre_load = this->GetHomeDirectory();
-  pre_load += "/PreLoad.cmake";
-  if ( cmSystemTools::FileExists(pre_load.c_str()) )
+  if ( pre_load.size() > 0 )
     {
-    this->ReadListFile(pre_load.c_str());
+    pre_load += "/PreLoad.cmake";
+    if ( cmSystemTools::FileExists(pre_load.c_str()) )
+      {
+      this->ReadListFile(pre_load.c_str());
+      }
     }
   pre_load = this->GetHomeOutputDirectory();
-  pre_load += "/PreLoad.cmake";
-  if ( cmSystemTools::FileExists(pre_load.c_str()) )
+  if ( pre_load.size() > 0 )
     {
-    this->ReadListFile(pre_load.c_str());
+    pre_load += "/PreLoad.cmake";
+    if ( cmSystemTools::FileExists(pre_load.c_str()) )
+      {
+      this->ReadListFile(pre_load.c_str());
+      }
     }
 }