Engine directory for ticket #1

Engine/source/platformMac/macDLibrary.cpp

@@ -0,0 +1,78 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#include "platform/types.h"
+#include "platform/platformDlibrary.h"
+#include <dlfcn.h>
+
+class MacDLibrary : public DLibrary
+{
+   void* _handle;
+public:
+   MacDLibrary();
+   ~MacDLibrary();
+   bool open(const char* file);
+   void close();
+   void* bind(const char* name);
+};
+
+MacDLibrary::MacDLibrary()
+{
+   _handle = NULL;
+}
+
+MacDLibrary::~MacDLibrary()
+{
+   close();
+}
+
+bool MacDLibrary::open(const char* file)
+{
+   Platform::getExecutablePath();
+   _handle = dlopen(file, RTLD_LAZY | RTLD_LOCAL);
+   return _handle != NULL;
+}
+
+void* MacDLibrary::bind(const char* name)
+{
+   return _handle ? dlsym(_handle, name) : NULL;
+}
+
+void MacDLibrary::close()
+{
+   if(_handle)
+      dlclose(_handle);
+   
+   _handle = NULL;
+}
+
+DLibraryRef OsLoadLibrary(const char* file)
+{
+   MacDLibrary* library = new MacDLibrary();
+   if(!library->open(file))
+   {
+      delete library;
+      return NULL;
+   }
+   
+   return library;
+}