Added complex conjugation methods and GiNaC function "conjugate".

[ginac.git] / ginac / input_lexer.h

diff --git a/ginac/input_lexer.h b/ginac/input_lexer.h
index 0b4f8bd65cdb3a4f1783b2e9f7145750bc27b6fc..53ef018674ad1a7d063da400f6f88c243899ab82 100644 (file)
--- a/ginac/input_lexer.h
+++ b/ginac/input_lexer.h
@@ -4,7 +4,7 @@
  *  This file must be processed with flex. */
 
 /*
- *  GiNaC Copyright (C) 1999-2001 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
@@ -50,6 +50,9 @@ class ex;
 /** 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);
 
@@ -57,7 +60,7 @@ extern void set_lexer_symbols(ex l);
 extern bool is_lexer_symbol_predefined(const ex &s);
 
 /** The expression parser function (used internally). */
-extern int ginac_yyparse();
+extern int ginac_yyparse(void);
 
 /** The expression returned by the parser (used internally). */
 extern ex parsed_ex;