1/* 4.4BSD utility functions for error messages. 2 Copyright (C) 1995,1996,1997,1998,1999,2003 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 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 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20#ifndef _ERR_H 21#define _ERR_H 1 22 23#include <features.h> 24 25#define __need___va_list 26#include <stdarg.h> 27#ifndef __GNUC_VA_LIST 28# define __gnuc_va_list __ptr_t 29#endif 30 31__BEGIN_DECLS 32 33/* Print "program: ", FORMAT, ": ", the standard error string for errno, 34 and a newline, on stderr. */ 35extern void warn (__const char *__format, ...) 36 __attribute__ ((__format__ (__printf__, 1, 2))); 37extern void vwarn (__const char *__format, __gnuc_va_list) 38 __attribute__ ((__format__ (__printf__, 1, 0))); 39 40/* Likewise, but without ": " and the standard error string. */ 41extern void warnx (__const char *__format, ...) 42 __attribute__ ((__format__ (__printf__, 1, 2))); 43extern void vwarnx (__const char *__format, __gnuc_va_list) 44 __attribute__ ((__format__ (__printf__, 1, 0))); 45 46/* Likewise, and then exit with STATUS. */ 47extern void err (int __status, __const char *__format, ...) 48 __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3))); 49extern void verr (int __status, __const char *__format, __gnuc_va_list) 50 __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0))); 51extern void errx (int __status, __const char *__format, ...) 52 __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3))); 53extern void verrx (int __status, __const char *, __gnuc_va_list) 54 __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0))); 55 56__END_DECLS 57 58#endif /* err.h */ 59