Рефакторинг 2

src/myx/filesystem/paths_mt-inl.hpp

@@ -0,0 +1,44 @@
+#ifndef MYX_BASE_PATHS_MT_INL_HPP_
+#define MYX_BASE_PATHS_MT_INL_HPP_
+
+#pragma once
+
+#ifndef MYXLIB_HEADER_ONLY
+#include <myx/filesystem/paths_mt.hpp>
+#endif
+
+#include <myx/base/config.hpp>
+#include <myx/filesystem/current_executable.hpp>
+
+#include <paths.h>
+
+#include <QCoreApplication>
+#include <QString>
+
+namespace myx {
+
+namespace filesystem {
+
+PathsMT::PathsMT() = default;
+
+PathsMT& PathsMT::instance()
+{
+	volatile PathsMT* localInstance = mInstance.load( std::memory_order_acquire );
+	if ( localInstance == nullptr )
+	{
+		std::lock_guard< std::mutex > myLock( mMutex );
+		localInstance = mInstance.load( std::memory_order_relaxed );
+		if ( localInstance == nullptr ) // -V1036
+		{
+			localInstance = new PathsMT();
+			mInstance.store( const_cast< PathsMT* >( localInstance ), std::memory_order_release ); // NOLINT
+		}
+	}
+	return( const_cast< PathsMT& >( *localInstance ) ); // NOLINT
+}
+
+} // namespace filesystem
+
+} // namespace myx
+
+#endif // MYX_BASE_PATHS_MT_INL_HPP_