1// -*- C++ -*-
2/* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002, 2004
3   Free Software Foundation, Inc.
4     Written by James Clark (jjc@jclark.com)
5
6This file is part of groff.
7
8groff is free software; you can redistribute it and/or modify it under
9the terms of the GNU General Public License as published by the Free
10Software Foundation; either version 2, or (at your option) any later
11version.
12
13groff is distributed in the hope that it will be useful, but WITHOUT ANY
14WARRANTY; without even the implied warranty of MERCHANTABILITY or
15FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
16for more details.
17
18You should have received a copy of the GNU General Public License along
19with groff; see the file COPYING.  If not, write to the Free Software
20Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
21
22
23#include "lib.h"
24
25#include <ctype.h>
26#include <time.h>
27#include <stddef.h>
28#include <stdlib.h>
29#include <errno.h>
30
31#include "assert.h"
32#include "color.h"
33#include "device.h"
34#include "searchpath.h"
35
36typedef int units;
37
38extern units scale(units n, units x, units y); // scale n by x/y
39
40extern units units_per_inch;
41
42extern int ascii_output_flag;
43extern int suppress_output_flag;
44extern int color_flag;
45extern int is_html;
46
47extern int tcommand_flag;
48extern int vresolution;
49extern int hresolution;
50extern int sizescale;
51
52extern search_path *mac_path;
53
54#include "cset.h"
55#include "cmap.h"
56#include "errarg.h"
57#include "error.h"
58
59enum warning_type {
60  WARN_CHAR = 01,
61  WARN_NUMBER = 02,
62  WARN_BREAK = 04,
63  WARN_DELIM = 010,
64  WARN_EL = 020,
65  WARN_SCALE = 040,
66  WARN_RANGE = 0100,
67  WARN_SYNTAX = 0200,
68  WARN_DI = 0400,
69  WARN_MAC = 01000,
70  WARN_REG = 02000,
71  WARN_TAB = 04000,
72  WARN_RIGHT_BRACE = 010000,
73  WARN_MISSING = 020000,
74  WARN_INPUT = 040000,
75  WARN_ESCAPE = 0100000,
76  WARN_SPACE = 0200000,
77  WARN_FONT = 0400000,
78  WARN_IG =  01000000,
79  WARN_COLOR = 02000000
80  // change WARN_TOTAL if you add more warning types
81};
82
83const int WARN_TOTAL = 03777777;
84
85int warning(warning_type, const char *,
86	    const errarg & = empty_errarg,
87	    const errarg & = empty_errarg,
88	    const errarg & = empty_errarg);
89int output_warning(warning_type, const char *,
90		   const errarg & = empty_errarg,
91		   const errarg & = empty_errarg,
92		   const errarg & = empty_errarg);
93