fixed compilation errors

include/spdlog/sinks/ansicolor_sink.h

@@ -39,7 +39,7 @@ public:
     }
     virtual ~ansicolor_sink()
     {
-        flush();
+        _flush();
     }
 
     
@@ -61,7 +61,7 @@ protected:
         {
             fwrite(msg.formatted.data(), sizeof(char), msg.formatted.size(), target_file_);
         }
-        flush();
+        _flush();
     }
 
 	void _flush() override

include/spdlog/sinks/ostream_sink.h

@@ -32,7 +32,7 @@ protected:
             _ostream.flush();
     }
 
-    void flush() override
+    void _flush() override
     {
         _ostream.flush();
     }

include/spdlog/sinks/stdout_sinks.h

@@ -33,7 +33,7 @@ protected:
     void _sink_it(const details::log_msg& msg) override
     {
         fwrite(msg.formatted.data(), sizeof(char), msg.formatted.size(), stdout);
-        flush();
+        _flush();
     }
 
     void _flush() override
@@ -62,7 +62,7 @@ protected:
     void _sink_it(const details::log_msg& msg) override
     {
         fwrite(msg.formatted.data(), sizeof(char), msg.formatted.size(), stderr);
-        flush();
+        _flush();
     }
 
     void _flush() override

include/spdlog/tweakme.h

@@ -125,5 +125,5 @@
 // Uncomment to enable message counting feature. Adds %i logger pattern that
 // prints log message sequence id.
 //
-// #define SPDLOG_ENABLE_MESSAGE_COUNTER
+ #define SPDLOG_ENABLE_MESSAGE_COUNTER
 ///////////////////////////////////////////////////////////////////////////////