Minor cleanup of clang -resource-dir setting

CMakeLists.txt

@@ -101,7 +101,7 @@ else()
 endif()
 
 if(APPLE)
-  add_definitions(-DJUCI_LIBCLANG_LIBRARY="${LIBCLANG_LIBRARIES}")
+  add_definitions(-DLIBCLANG_LIBRARY_DIR="${LIBCLANG_LIBRARY_DIR}")
 endif()
 
 set(BUILD_TESTING_SAVED ${BUILD_TESTING})

src/compile_commands.cpp

@@ -141,7 +141,7 @@ std::vector<std::string> CompileCommands::get_arguments(const boost::filesystem:
 #if defined(__APPLE__)
   static auto resource_path = []() -> std::string {
     boost::system::error_code ec;
-    for(boost::filesystem::directory_iterator it(boost::filesystem::path(JUCI_LIBCLANG_LIBRARY).parent_path() / "clang", ec), end; it != end; ++it)
+    for(boost::filesystem::directory_iterator it(boost::filesystem::path(LIBCLANG_LIBRARY_DIR) / "clang", ec), end; it != end; ++it)
       return it->path().string();
     return {};
   }();