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/contrib/groff/src/include/errarg.h

https://bitbucket.org/freebsd/freebsd-head/
C++ Header | 47 lines | 25 code | 3 blank | 19 comment | 0 complexity | af81c2f51f2e2ac2b8b7780976984ec6 MD5 | raw file
 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);