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[glibc.git] / misc / err.h
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1 /* 4.4BSD utility functions for error messages.
2 Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library 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 GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #ifndef _ERR_H
21 #define _ERR_H 1
23 #include <features.h>
25 #define __need___va_list
26 #include <stdarg.h>
27 #ifndef __GNUC_VA_LIST
28 # define __gnuc_va_list __ptr_t
29 #endif
31 __BEGIN_DECLS
33 /* Print "program: ", FORMAT, ": ", the standard error string for errno,
34 and a newline, on stderr. */
35 extern void warn (__const char *__format, ...)
36 __THROW __attribute__ ((__format__ (__printf__, 1, 2)));
37 extern void vwarn (__const char *__format, __gnuc_va_list)
38 __THROW __attribute__ ((__format__ (__printf__, 1, 0)));
40 /* Likewise, but without ": " and the standard error string. */
41 extern void warnx (__const char *__format, ...)
42 __THROW __attribute__ ((__format__ (__printf__, 1, 2)));
43 extern void vwarnx (__const char *__format, __gnuc_va_list)
44 __THROW __attribute__ ((__format__ (__printf__, 1, 0)));
46 /* Likewise, and then exit with STATUS. */
47 extern void err (int __status, __const char *__format, ...)
48 __THROW __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
49 extern void verr (int __status, __const char *__format, __gnuc_va_list)
50 __THROW __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
51 extern void errx (int __status, __const char *__format, ...)
52 __THROW __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
53 extern void verrx (int __status, __const char *, __gnuc_va_list)
54 __THROW __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
56 __END_DECLS
58 #endif /* err.h */