Linux implementation. Include changes for gcc x64.

Engine/source/platformX86UNIX/x86UNIXDlibrary.cpp

@@ -0,0 +1,83 @@
+//-----------------------------------------------------------------------------
+// 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 x86UNIXDLibrary: public DLibrary
+{
+    void*   mLibHandle;
+public:
+    x86UNIXDLibrary();
+    virtual ~x86UNIXDLibrary();
+
+    bool open(const char* file);
+    void close();
+    virtual void *bind(const char *name);
+};
+
+x86UNIXDLibrary::x86UNIXDLibrary()
+{
+    mLibHandle = 0;
+}
+
+x86UNIXDLibrary::~x86UNIXDLibrary()
+{
+    close();
+}
+
+bool x86UNIXDLibrary::open(const char* file)
+{
+    mLibHandle = dlopen(file, RTLD_LAZY);
+    if( !mLibHandle )
+        return false;
+
+    return true;
+}
+
+void x86UNIXDLibrary::close()
+{
+    if( mLibHandle )
+    {
+        dlclose(mLibHandle);
+        mLibHandle = 0;
+    }
+}
+
+void* x86UNIXDLibrary::bind(const char *name)
+{
+    return mLibHandle ? dlsym(mLibHandle, name) : 0;
+}
+
+DLibraryRef OsLoadLibrary(const char* file)
+{
+    x86UNIXDLibrary* library = new x86UNIXDLibrary();
+    if (!library->open(file)) 
+    {
+        delete library;
+        library = 0;
+    }
+    return library;
+}
+