X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Finput_lexer.h;h=001c546745d787d58fe032a52dc4fef43258b597;hp=0b4f8bd65cdb3a4f1783b2e9f7145750bc27b6fc;hb=9d2ba6504125b9c7f0ec8f547ee39a96c6e3806d;hpb=4e3a4ac2bcb0837611ea31bc8fc05d84a20c33ac

diff --git a/ginac/input_lexer.h b/ginac/input_lexer.h
index 0b4f8bd6..001c5467 100644
--- 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);