* This file must be processed with flex. */
/*
- * GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
*
* 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
/** Set the input string to be parsed by ginac_yyparse() (used internally). */
extern void set_lexer_string(const std::string &s);
+/** Get name of symbol/index (used internally). */
+extern std::string get_symbol_name(const ex & s);
+
/** Set the list of predefined symbols for the lexer (used internally). */
extern void set_lexer_symbols(ex l);