X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fucioption.h;h=b8622e51d124baee07a75040ffe82d258476e4bc;hb=750ac9ac5098f3423a753f56e86e7d5089771d21;hp=e68e438b4ad66dae49846415db5f9b12a51481b7;hpb=fb50e16cdda68e05d08ed3992a04e5a396a461e3;p=stockfish

diff --git a/src/ucioption.h b/src/ucioption.h
index e68e438b..b8622e51 100644
--- a/src/ucioption.h
+++ b/src/ucioption.h
@@ -17,25 +17,72 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-
 #if !defined(UCIOPTION_H_INCLUDED)
 #define UCIOPTION_H_INCLUDED
 
-////
-//// Includes
-////
-
+#include <cassert>
+#include <cstdlib>
+#include <map>
 #include <string>
 
-////
-//// Prototypes
-////
+struct OptionsMap;
+
+/// UCIOption class implements an option as defined by UCI protocol
+class UCIOption {
+public:
+  UCIOption() {} // Required by std::map::operator[]
+  UCIOption(const char* v);
+  UCIOption(bool v, std::string type = "check");
+  UCIOption(int v, int min, int max);
+
+  template<typename T> T value() const;
+  void operator=(const std::string& v);
+  void operator=(bool v) { *this = std::string(v ? "true" : "false"); }
+
+private:
+  friend std::ostream& operator<<(std::ostream&, const OptionsMap&);
+
+  std::string defaultValue, currentValue, type;
+  int min, max;
+  size_t idx;
+};
+
+
+/// UCIOption::value() definition and specializations
+template<typename T>
+T UCIOption::value() const {
+
+  assert(type == "spin");
+  return T(atoi(currentValue.c_str()));
+}
+
+template<>
+inline std::string UCIOption::value<std::string>() const {
+
+  assert(type == "string");
+  return currentValue;
+}
+
+template<>
+inline bool UCIOption::value<bool>() const {
+
+  assert(type == "check" || type == "button");
+  return currentValue == "true";
+}
+
+
+/// Custom comparator because UCI options should be case insensitive
+struct CaseInsensitiveLess {
+  bool operator() (const std::string&, const std::string&) const;
+};
+
+
+/// Our options container is actually a map with a customized c'tor
+struct OptionsMap : public std::map<std::string, UCIOption, CaseInsensitiveLess> {
+  OptionsMap();
+};
 
-extern void init_uci_options();
-extern void print_uci_options();
-extern bool get_option_value_bool(const std::string& optionName);
-extern int get_option_value_int(const std::string& optionName);
-extern std::string get_option_value_string(const std::string& optionName);
-extern void set_option_value(const std::string& optionName,const std::string& newValue);
+extern std::ostream& operator<<(std::ostream&, const OptionsMap&);
+extern OptionsMap Options;
 
 #endif // !defined(UCIOPTION_H_INCLUDED)