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+#ifndef interpreter_hh
+#define interpreter_hh
+// interpreter.hh
+// marvin - programme du robot 2006. {{{
+//
+// Copyright (C) 2006 Nicolas Schodet
+//
+// Robot APB Team/Efrei 2006.
+// Web: http://assos.efrei.fr/robot/
+// Email: robot AT efrei DOT fr
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// }}}
+#include "utils/any.hh"
+
+#include <map>
+
+class Interpreter
+{
+ public:
+ /// Function arguments.
+ typedef any Arg;
+ /// Function arguments list.
+ typedef std::list<Arg> Args;
+ /// Functions must inherit from this type.
+ class Func
+ {
+ public:
+ /// Mandatory virtual destructor.
+ virtual ~Func (void)
+ { }
+ /// Called on function invocation, getting the argument list and
+ /// returning true on success.
+ virtual bool operator() (const Args &) = 0;
+ };
+ private:
+ /// Func class construction helper.
+ template<class T, typename F>
+ class MemFunc;
+ private:
+ /// Type of the private function map.
+ typedef std::map<std::string, Func *> Funcs;
+ /// The function map itself.
+ Funcs funcs_;
+ public:
+ /// Destructor.
+ ~Interpreter (void);
+ /// Add a function, Interpreter owns f.
+ void add (const std::string &s, Func *f);
+ /// Call a function by name.
+ bool call (const std::string &s, const Args &a) const;
+ /// Take all the template sophistications out of the programmer hands.
+ template<class T, typename F>
+ static Func *memFunc (T &i, F f);
+};
+
+#include "interpreter.tcc"
+
+#endif // interpreter_hh