fix emscripten, remove gles cmake install

Author: mbaetgen-wup

src/libprojectM/CMakeLists.txt

@@ -191,14 +191,6 @@ if(ENABLE_INSTALL)
             COMPONENT Devel
             )
 
-    if(NOT ENABLE_EMSCRIPTEN AND ENABLE_GLES)
-        install(FILES
-                "${PROJECTM_SOURCE_DIR}/cmake/gles/FindOpenGL.cmake"
-                DESTINATION "${PROJECTM_LIB_DIR}/cmake/projectM4"
-                COMPONENT Devel
-                )
-    endif()
-
     install(EXPORT libprojectMTargets
             FILE projectM4Targets.cmake
             NAMESPACE libprojectM::

src/libprojectM/Renderer/PlatformLoader.hpp

@@ -45,6 +45,7 @@ class DynamicLibrary
     inline bool IsOpen() const { return false; }
 
     inline void* GetSymbol(const char*) const { return nullptr; }
+    inline void* Handle() const { return nullptr; }
     static inline void* FindGlobalSymbol(const char*) { return nullptr; }
 };