1/* Declaration for error-reporting function for Bison.
2   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
3
4   This program is free software; you can redistribute it and/or modify it
5   under the terms of the GNU General Public License as published by the
6   Free Software Foundation; either version 2, or (at your option) any
7   later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   GNU General Public License for more details.
13
14   You should have received a copy of the GNU General Public License
15   along with this program; if not, write to the Free Software
16   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17   USA.  */
18
19#ifndef COMPLAIN_H_
20# define COMPLAIN_H_ 1
21
22# include "location.h"
23
24# ifdef	__cplusplus
25extern "C" {
26# endif
27
28/* Informative messages, but we proceed.  */
29
30void warn (char const *format, ...)
31  __attribute__ ((__format__ (__printf__, 1, 2)));
32
33void warn_at (location loc, char const *format, ...)
34  __attribute__ ((__format__ (__printf__, 2, 3)));
35
36/* Something bad happened, but let's continue and die later.  */
37
38void complain (char const *format, ...)
39  __attribute__ ((__format__ (__printf__, 1, 2)));
40
41void complain_at (location loc, char const *format, ...)
42  __attribute__ ((__format__ (__printf__, 2, 3)));
43
44/* Something bad happened, and let's die now.  */
45
46void fatal (char const *format, ...)
47  __attribute__ ((__noreturn__, __format__ (__printf__, 1, 2)));
48
49void fatal_at (location loc, char const *format, ...)
50  __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
51
52/* This variable is set each time `warn' is called.  */
53extern bool warning_issued;
54
55/* This variable is set each time `complain' is called.  */
56extern bool complaint_issued;
57
58# ifdef	__cplusplus
59}
60# endif
61
62#endif /* !COMPLAIN_H_ */
63