ENH: Cleanup DynamicLoader so that the symbols have more consistent names, start using dynamic loader from kwsys in CMake

1 files changed, 9 insertions, 44 deletions

diff --git a/Source/cmDynamicLoader.h b/Source/cmDynamicLoader.h
index 3c7d3b459d..29b6669a02 100644
--- a/Source/cmDynamicLoader.h
+++ b/Source/cmDynamicLoader.h
@@ -9,15 +9,15 @@
   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
 
-     This software is distributed WITHOUT ANY WARRANTY; without even 
-     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
      PURPOSE.  See the above copyright notices for more information.
 
 =========================================================================*/
 // .NAME cmDynamicLoader - class interface to system dynamic libraries
 // .SECTION Description
-// cmDynamicLoader provides a portable interface to loading dynamic 
-// libraries into a process.  
+// cmDynamicLoader provides a portable interface to loading dynamic
+// libraries into a process.
 
 
 #ifndef __cmDynamicLoader_h
@@ -25,46 +25,16 @@
 
 #include "cmStandardIncludes.h"
 
-// Ugly stuff for library handles
-// They are different on several different OS's
-#if defined(__hpux)
-  #include <dl.h>
-  typedef shl_t cmLibHandle;
-#elif defined(_WIN32)
-  #include <windows.h>
-  typedef HMODULE cmLibHandle;
-#elif defined(__APPLE__)
-  #include <AvailabilityMacros.h>
-  #if MAC_OS_X_VERSION_MIN_REQUIRED < 1030
-    #include <mach-o/dyld.h>
-    typedef NSModule cmLibHandle;
-  #else
-    typedef void* cmLibHandle;
-  #endif
-#else
-  typedef void* cmLibHandle;
-#endif
-
-// Return type from cmDynamicLoader::GetSymbolAddress.
-typedef void (*cmDynamicLoaderFunction)();
+#include <cmsys/DynamicLoader.hxx>
 
 class cmDynamicLoader
 {
 public:
   // Description:
   // Load a dynamic library into the current process.
-  // The returned cmLibHandle can be used to access the symbols in the 
-  // library.
-  static cmLibHandle OpenLibrary(const char*);
-
-  // Description:
-  // Attempt to detach a dynamic library from the
-  // process.  A value of true is returned if it is successful.
-  static int CloseLibrary(cmLibHandle);
-  
-  // Description:
-  // Find the address of the symbol in the given library
-  static cmDynamicLoaderFunction GetSymbolAddress(cmLibHandle, const char*);
+  // The returned cmsys::DynamicLoader::LibraryHandle can be used to access
+  // the symbols in the library.
+  static cmsys::DynamicLoader::LibraryHandle OpenLibrary(const char*);
 
   // Description:
   // Return the library prefix for the given architecture
@@ -75,18 +45,13 @@ public:
   static const char* LibExtension();
 
   // Description:
-  // Return the last error produced from a calls made on this class.
-  static const char* LastError();
-
-  // Description:
   // Flush the cache of dynamic loader.
   static void FlushCache();
-  
+
 protected:
   cmDynamicLoader() {};
   ~cmDynamicLoader() {};
 
-  
 private:
   cmDynamicLoader(const cmDynamicLoader&);  // Not implemented.
   void operator=(const cmDynamicLoader&);  // Not implemented.