xref: /dragonfly/contrib/cvs-1.12/lib/error.h (revision 86d7f5d3)
1*86d7f5d3SJohn Marino /* Declaration for error-reporting function
2*86d7f5d3SJohn Marino    Copyright (C) 1995, 1996, 1997, 2003 Free Software Foundation, Inc.
3*86d7f5d3SJohn Marino    This file is part of the GNU C Library.
4*86d7f5d3SJohn Marino 
5*86d7f5d3SJohn Marino    This program is free software; you can redistribute it and/or modify
6*86d7f5d3SJohn Marino    it under the terms of the GNU General Public License as published by
7*86d7f5d3SJohn Marino    the Free Software Foundation; either version 2, or (at your option)
8*86d7f5d3SJohn Marino    any later version.
9*86d7f5d3SJohn Marino 
10*86d7f5d3SJohn Marino    This program is distributed in the hope that it will be useful,
11*86d7f5d3SJohn Marino    but WITHOUT ANY WARRANTY; without even the implied warranty of
12*86d7f5d3SJohn Marino    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13*86d7f5d3SJohn Marino    GNU General Public License for more details.
14*86d7f5d3SJohn Marino 
15*86d7f5d3SJohn Marino    You should have received a copy of the GNU General Public License along
16*86d7f5d3SJohn Marino    with this program; if not, write to the Free Software Foundation,
17*86d7f5d3SJohn Marino    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
18*86d7f5d3SJohn Marino 
19*86d7f5d3SJohn Marino #ifndef _ERROR_H
20*86d7f5d3SJohn Marino #define _ERROR_H 1
21*86d7f5d3SJohn Marino 
22*86d7f5d3SJohn Marino #ifndef __attribute__
23*86d7f5d3SJohn Marino /* This feature is available in gcc versions 2.5 and later.  */
24*86d7f5d3SJohn Marino # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
25*86d7f5d3SJohn Marino #  define __attribute__(Spec) /* empty */
26*86d7f5d3SJohn Marino # endif
27*86d7f5d3SJohn Marino /* The __-protected variants of `format' and `printf' attributes
28*86d7f5d3SJohn Marino    are accepted by gcc versions 2.6.4 (effectively 2.7) and later.  */
29*86d7f5d3SJohn Marino # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
30*86d7f5d3SJohn Marino #  define __format__ format
31*86d7f5d3SJohn Marino #  define __printf__ printf
32*86d7f5d3SJohn Marino # endif
33*86d7f5d3SJohn Marino #endif
34*86d7f5d3SJohn Marino 
35*86d7f5d3SJohn Marino #ifdef	__cplusplus
36*86d7f5d3SJohn Marino extern "C" {
37*86d7f5d3SJohn Marino #endif
38*86d7f5d3SJohn Marino 
39*86d7f5d3SJohn Marino /* Print a message with `fprintf (stderr, FORMAT, ...)';
40*86d7f5d3SJohn Marino    if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
41*86d7f5d3SJohn Marino    If STATUS is nonzero, terminate the program with `exit (STATUS)'.  */
42*86d7f5d3SJohn Marino 
43*86d7f5d3SJohn Marino extern void error (int __status, int __errnum, const char *__format, ...)
44*86d7f5d3SJohn Marino      __attribute__ ((__format__ (__printf__, 3, 4)));
45*86d7f5d3SJohn Marino 
46*86d7f5d3SJohn Marino extern void error_at_line (int __status, int __errnum, const char *__fname,
47*86d7f5d3SJohn Marino 			   unsigned int __lineno, const char *__format, ...)
48*86d7f5d3SJohn Marino      __attribute__ ((__format__ (__printf__, 5, 6)));
49*86d7f5d3SJohn Marino 
50*86d7f5d3SJohn Marino /* If NULL, error will flush stdout, then print on stderr the program
51*86d7f5d3SJohn Marino    name, a colon and a space.  Otherwise, error will call this
52*86d7f5d3SJohn Marino    function without parameters instead.  */
53*86d7f5d3SJohn Marino extern void (*error_print_progname) (void);
54*86d7f5d3SJohn Marino 
55*86d7f5d3SJohn Marino /* This variable is incremented each time `error' is called.  */
56*86d7f5d3SJohn Marino extern unsigned int error_message_count;
57*86d7f5d3SJohn Marino 
58*86d7f5d3SJohn Marino /* Sometimes we want to have at most one error per line.  This
59*86d7f5d3SJohn Marino    variable controls whether this mode is selected or not.  */
60*86d7f5d3SJohn Marino extern int error_one_per_line;
61*86d7f5d3SJohn Marino 
62*86d7f5d3SJohn Marino #ifdef	__cplusplus
63*86d7f5d3SJohn Marino }
64*86d7f5d3SJohn Marino #endif
65*86d7f5d3SJohn Marino 
66*86d7f5d3SJohn Marino #endif /* error.h */
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