X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fucioption.h;h=0be8c7e39d4734b3cbf8ba918a4c0958ac08d4b9;hp=8150bb0bb6a54d8892fe904a4c0ff347ee79942f;hb=9dbda6652e129be1cd68231500da9918ab10e390;hpb=2ef5b4066e649c6ce3b10aa5f1bff7525246646d

diff --git a/src/ucioption.h b/src/ucioption.h
index 8150bb0b..0be8c7e3 100644
--- a/src/ucioption.h
+++ b/src/ucioption.h
@@ -30,19 +30,18 @@ struct OptionsMap;
 /// UCIOption class implements an option as defined by UCI protocol
 class UCIOption {
 
-  typedef void (Fn)(UCIOption&);
+  typedef void (Fn)(const UCIOption&);
 
 public:
-  UCIOption() {} // Required by std::map::operator[]
-  UCIOption(const char* v, Fn* = NULL);
+  UCIOption(Fn* = NULL);
   UCIOption(bool v, Fn* = NULL);
+  UCIOption(const char* v, Fn* = NULL);
   UCIOption(int v, int min, int max, Fn* = NULL);
 
-  void operator=(const std::string& v);
-  void operator=(bool v) { *this = std::string(v ? "true" : "false"); }
+  UCIOption& operator=(const std::string& v);
 
   operator int() const {
-    assert(type == "check" || type == "button" || type == "spin");
+    assert(type == "check" || type == "spin");
     return (type == "spin" ? atoi(currentValue.c_str()) : currentValue == "true");
   }
 
@@ -57,7 +56,7 @@ private:
   std::string defaultValue, currentValue, type;
   int min, max;
   size_t idx;
-  Fn* on_change_action;
+  Fn* on_change;
 };