Initial import

include/c11log/sinks/base_sink.h

@@ -0,0 +1,50 @@
+#pragma once
+#include<string>
+#include<memory>
+#include<mutex>
+
+#include "../formatters/formatters.h"
+#include "../level.h"
+
+namespace c11log {
+namespace sinks {
+class base_sink {
+public:
+    base_sink()
+    {}
+    base_sink(level::level_enum l):_level(l)
+    {};
+    virtual ~base_sink()
+    {};
+
+    base_sink(const base_sink&) = delete;
+    base_sink& operator=(const base_sink&) = delete;
+
+    void log(const std::string &msg, level::level_enum level)
+    {
+        if (level >= _level) {
+            std::lock_guard<std::mutex> lock(_mutex);
+            if (level >= _level)
+                _sink_it(msg);
+        }
+    };
+
+    void set_level(level::level_enum level)
+    {
+        std::lock_guard<std::mutex> lock(_mutex);
+        _level = level;
+    }
+
+protected:
+    virtual void _sink_it(const std::string& msg) = 0;
+    level::level_enum _level = level::INFO;
+    std::mutex _mutex;
+};
+
+class null_sink:public base_sink {
+protected:
+    void _sink_it(const std::string& msg) override
+    {}
+};
+}
+}