1// -*- C++ -*- 2/* Copyright (C) 1989, 1990, 1991, 1992, 2002 Free Software Foundation, Inc. 3 Written by James Clark (jjc@jclark.com) 4 5This file is part of groff. 6 7groff is free software; you can redistribute it and/or modify it under 8the terms of the GNU General Public License as published by the Free 9Software Foundation; either version 2, or (at your option) any later 10version. 11 12groff is distributed in the hope that it will be useful, but WITHOUT ANY 13WARRANTY; without even the implied warranty of MERCHANTABILITY or 14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15for more details. 16 17You should have received a copy of the GNU General Public License along 18with groff; see the file COPYING. If not, write to the Free Software 19Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */ 20 21class errarg { 22 enum { EMPTY, STRING, CHAR, INTEGER, UNSIGNED_INTEGER, DOUBLE } type; 23 union { 24 const char *s; 25 int n; 26 unsigned int u; 27 char c; 28 double d; 29 }; 30 public: 31 errarg(); 32 errarg(const char *); 33 errarg(char); 34 errarg(unsigned char); 35 errarg(int); 36 errarg(unsigned int); 37 errarg(double); 38 int empty() const; 39 void print() const; 40}; 41 42extern errarg empty_errarg; 43 44extern void errprint(const char *, 45 const errarg &arg1 = empty_errarg, 46 const errarg &arg2 = empty_errarg, 47 const errarg &arg3 = empty_errarg); 48