[build] Use python3 command in CMake build, not python.

[ginac.git] / ginsh / ginsh_lexer.lpp

diff --git a/ginsh/ginsh_lexer.lpp b/ginsh/ginsh_lexer.lpp
index 88c30a7c355ccb54bd81aef2d1bdf8ad46af774d..4218193e1a563630a05fb616cfa3ccf0ed596910 100644 (file)
--- a/ginsh/ginsh_lexer.lpp
+++ b/ginsh/ginsh_lexer.lpp
@@ -4,7 +4,7 @@
  *  This file must be processed with flex. */
 
 /*
- *  GiNaC Copyright (C) 1999-2018 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2020 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
@@ -38,6 +38,9 @@
 #include "ginsh.h"
 #include "ginsh_parser.hpp"
 
+using namespace std;
+using namespace GiNaC;
+
 #define YY_INPUT(buf, result, max_size) (result = ginsh_input(buf, max_size))
 
 // Table of all used symbols