1 files changed, 71 insertions, 0 deletions
diff --git a/opengl/shared/OpenglOsUtils/osDynLibrary.h b/opengl/shared/OpenglOsUtils/osDynLibrary.h
new file mode 100644
index 0000000..c83fbf3
--- /dev/null
+++ b/opengl/shared/OpenglOsUtils/osDynLibrary.h
@@ -0,0 +1,71 @@
+/*
+* Copyright (C) 2011 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#ifndef _OSUTILS_DYN_LIBRARY_H
+#define _OSUTILS_DYN_LIBRARY_H
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
+namespace osUtils {
+
+typedef void (*dynFuncPtr)(void);
+
+class dynLibrary
+{
+public:
+    static dynLibrary *open(const char *p_libName);
+    ~dynLibrary();
+
+    dynFuncPtr findSymbol(const char *p_symName);
+
+private:
+    dynLibrary();
+
+private:
+#ifdef _WIN32
+    HMODULE m_lib;
+#else
+    void *m_lib;
+#endif
+};
+
+} // of namespace osUtils
+
+
+
+// Macro to compose emugl shared library name under various OS and bitness
+// eg.
+//     on x86_64, EMUGL_LIBNAME("foo") --> "lib64foo.so"
+
+#ifdef _WIN32
+#  define DLL_EXTENSION  "" // _WIN32 LoadLibrary only accept name w/o .dll extension
+#elif defined(__APPLE__)
+#  define DLL_EXTENSION  ".dylib"
+#else
+#  define DLL_EXTENSION  ".so"
+#endif
+
+#if defined(__x86_64__)
+#  define EMUGL_LIBNAME(name) "lib64" name DLL_EXTENSION
+#elif defined(__i386__)
+#  define EMUGL_LIBNAME(name) "lib" name DLL_EXTENSION
+#else
+/* This header is included by target w/o using EMUGL_LIBNAME().  Don't #error, leave it undefined */
+#endif
+
+
+#endif