-// $Id$
-//
// SuperTux
// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
-// 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 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 3 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
// 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.
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
-#ifndef __LISPLEXER_H__
-#define __LISPLEXER_H__
+#ifndef HEADER_SUPERTUX_LISP_LEXER_HPP
+#define HEADER_SUPERTUX_LISP_LEXER_HPP
-namespace lisp
-{
+#include <istream>
+
+namespace lisp {
class Lexer
{
TOKEN_TRUE,
TOKEN_FALSE
};
-
+
Lexer(std::istream& stream);
~Lexer();
{ return token_string; }
int getLineNumber() const
{ return linenumber; }
-
+
private:
enum {
MAX_TOKEN_LENGTH = 16384,
BUFFER_SIZE = 1024
};
-
+
inline void nextChar();
-
+ inline void addChar();
+
std::istream& stream;
bool eof;
int linenumber;
char buffer[BUFFER_SIZE+1];
char* bufend;
- char* c;
+ char* bufpos;
+ int c;
char token_string[MAX_TOKEN_LENGTH + 1];
int token_length;
+
+private:
+ Lexer(const Lexer&);
+ Lexer & operator=(const Lexer&);
};
} // end of namespace lisp
#endif
+/* EOF */