1131554Stjr/* Declaration for error-reporting function
2131554Stjr   Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
3131554Stjr
4131554Stjr
5131554Stjr   NOTE: The canonical source of this file is maintained with the GNU C Library.
6131554Stjr   Bugs can be reported to bug-glibc@prep.ai.mit.edu.
7131554Stjr
8131554Stjr   This program is free software; you can redistribute it and/or modify it
9131554Stjr   under the terms of the GNU General Public License as published by the
10131554Stjr   Free Software Foundation; either version 2, or (at your option) any
11131554Stjr   later version.
12131554Stjr
13131554Stjr   This program is distributed in the hope that it will be useful,
14131554Stjr   but WITHOUT ANY WARRANTY; without even the implied warranty of
15131554Stjr   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16131554Stjr   GNU General Public License for more details.
17131554Stjr
18131554Stjr   You should have received a copy of the GNU General Public License
19131554Stjr   along with this program; if not, write to the Free Software
20131554Stjr   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21131554Stjr   USA.  */
22131554Stjr
23131554Stjr#ifndef _ERROR_H
24131554Stjr#define _ERROR_H 1
25131554Stjr
26131554Stjr#ifndef __attribute__
27131554Stjr/* This feature is available in gcc versions 2.5 and later.  */
28131554Stjr# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
29131554Stjr#  define __attribute__(Spec) /* empty */
30131554Stjr# endif
31131554Stjr/* The __-protected variants of `format' and `printf' attributes
32131554Stjr   are accepted by gcc versions 2.6.4 (effectively 2.7) and later.  */
33131554Stjr# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
34131554Stjr#  define __format__ format
35131554Stjr#  define __printf__ printf
36131554Stjr# endif
37131554Stjr#endif
38131554Stjr
39131554Stjr#ifdef	__cplusplus
40131554Stjrextern "C" {
41131554Stjr#endif
42131554Stjr
43131554Stjr#if defined (__STDC__) && __STDC__
44131554Stjr
45131554Stjr/* Print a message with `fprintf (stderr, FORMAT, ...)';
46131554Stjr   if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
47131554Stjr   If STATUS is nonzero, terminate the program with `exit (STATUS)'.  */
48131554Stjr
49131554Stjrextern void error (int status, int errnum, const char *format, ...)
50131554Stjr     __attribute__ ((__format__ (__printf__, 3, 4)));
51131554Stjr
52131554Stjrextern void error_at_line (int status, int errnum, const char *fname,
53131554Stjr			   unsigned int lineno, const char *format, ...)
54131554Stjr     __attribute__ ((__format__ (__printf__, 5, 6)));
55131554Stjr
56131554Stjr/* If NULL, error will flush stdout, then print on stderr the program
57131554Stjr   name, a colon and a space.  Otherwise, error will call this
58131554Stjr   function without parameters instead.  */
59131554Stjrextern void (*error_print_progname) (void);
60131554Stjr
61131554Stjr#else
62131554Stjrvoid error ();
63131554Stjrvoid error_at_line ();
64131554Stjrextern void (*error_print_progname) ();
65131554Stjr#endif
66131554Stjr
67131554Stjr/* This variable is incremented each time `error' is called.  */
68131554Stjrextern unsigned int error_message_count;
69131554Stjr
70131554Stjr/* Sometimes we want to have at most one error per line.  This
71131554Stjr   variable controls whether this mode is selected or not.  */
72131554Stjrextern int error_one_per_line;
73131554Stjr
74131554Stjr#ifdef	__cplusplus
75131554Stjr}
76131554Stjr#endif
77131554Stjr
78131554Stjr#endif /* error.h */
79