增加子系统基类

1 files changed, 33 insertions, 0 deletions

diff --git a/src/libjin/common/subsystem.h b/src/libjin/common/subsystem.h
new file mode 100644
index 0000000..a6c5099
--- /dev/null
+++ b/src/libjin/common/subsystem.h
@@ -0,0 +1,33 @@
+#ifndef __JIN_COMMON_SUBSYSTEM_H
+#define __JIN_COMMON_SUBSYSTEM_H
+
+#include "../utils/macros.h"
+
+namespace jin
+{
+namespace common
+{
+    
+    class Subsystem
+    {
+    public:
+
+        struct Setting {};
+
+        bool init(const Setting* setting)
+        {
+            static bool result = _init(setting);
+            return result; 
+        }
+
+        typedef Subsystem::Setting SettingBase;
+
+    private:
+
+        virtual onlyonce bool _init(const Setting* setting) = 0;
+    };
+
+}
+}
+
+#endif
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