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comparison lib/error.h @ 265:68fbca173508 2.6

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author lost
date Tue, 22 Dec 2009 05:31:23 +0000
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264:61d1db1dfe2a 265:68fbca173508
1 /* Declaration for error-reporting function
2 Copyright (C) 1995, 1996, 1997, 2003, 2006, 2008 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18 #ifndef _ERROR_H
19 #define _ERROR_H 1
20
21 #ifndef __attribute__
22 /* This feature is available in gcc versions 2.5 and later. */
23 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
24 # define __attribute__(Spec) /* empty */
25 # endif
26 /* The __-protected variants of `format' and `printf' attributes
27 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
28 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
29 # define __format__ format
30 # define __printf__ printf
31 # endif
32 #endif
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 /* Print a message with `fprintf (stderr, FORMAT, ...)';
39 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
40 If STATUS is nonzero, terminate the program with `exit (STATUS)'. */
41
42 extern void error (int __status, int __errnum, const char *__format, ...)
43 __attribute__ ((__format__ (__printf__, 3, 4)));
44
45 extern void error_at_line (int __status, int __errnum, const char *__fname,
46 unsigned int __lineno, const char *__format, ...)
47 __attribute__ ((__format__ (__printf__, 5, 6)));
48
49 /* If NULL, error will flush stdout, then print on stderr the program
50 name, a colon and a space. Otherwise, error will call this
51 function without parameters instead. */
52 extern void (*error_print_progname) (void);
53
54 /* This variable is incremented each time `error' is called. */
55 extern unsigned int error_message_count;
56
57 /* Sometimes we want to have at most one error per line. This
58 variable controls whether this mode is selected or not. */
59 extern int error_one_per_line;
60
61 #ifdef __cplusplus
62 }
63 #endif
64
65 #endif /* error.h */