improve logging function

.gitignore

@@ -0,0 +1,3 @@
+*.o
+*.a
+*.gch

src/util.cpp

@@ -7,6 +7,11 @@ void dbg_setlevel(int Level)
     debug_level=Level;
 }
 
+int dbg_getlevel()
+{
+    return debug_level;
+}
+
 void dbg_printf(int Level, const char *fmt, ...)
 {
     if (Level <= debug_level)

src/util.h

@@ -5,6 +5,7 @@
 #include <stdarg.h>
 
 void dbg_setlevel(int Level);
+int dbg_getlevel();
 void dbg_printf(int Level, const char *fmt, ...);
 
 #endif