1: /* Declaration for error-reporting function
    2:    Copyright (C) 1995, 1996, 1997, 2003, 2006 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 2, or (at your option)
    8:    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 along
   16:    with this program; if not, write to the Free Software Foundation,
   17:    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
   18: 
   19: #ifndef _ERROR_H
   20: #define _ERROR_H 1
   21: 
   22: #ifndef __attribute__
   23: /* This feature is available in gcc versions 2.5 and later.  */
   24: # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
   25: #  define __attribute__(Spec) /* empty */
   26: # endif
   27: /* The __-protected variants of `format' and `printf' attributes
   28:    are accepted by gcc versions 2.6.4 (effectively 2.7) and later.  */
   29: # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
   30: #  define __format__ format
   31: #  define __printf__ printf
   32: # endif
   33: #endif
   34: 
   35: #ifdef  __cplusplus
   36: extern "C" {
   37: #endif
   38: 
   39: /* Print a message with `fprintf (stderr, FORMAT, ...)';
   40:    if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
   41:    If STATUS is nonzero, terminate the program with `exit (STATUS)'.  */
   42: 
   43: extern void error (int __status, int __errnum, const char *__format, ...)
   44:      __attribute__ ((__format__ (__printf__, 3, 4)));
   45: 
   46: extern void error_at_line (int __status, int __errnum, const char *__fname,
   47:                            unsigned int __lineno, const char *__format, ...)
   48:      __attribute__ ((__format__ (__printf__, 5, 6)));
   49: 
   50: /* If NULL, error will flush stdout, then print on stderr the program
   51:    name, a colon and a space.  Otherwise, error will call this
   52:    function without parameters instead.  */
   53: extern void (*error_print_progname) (void);
   54: 
   55: /* This variable is incremented each time `error' is called.  */
   56: extern unsigned int error_message_count;
   57: 
   58: /* Sometimes we want to have at most one error per line.  This
   59:    variable controls whether this mode is selected or not.  */
   60: extern int error_one_per_line;
   61: 
   62: #ifdef  __cplusplus
   63: }
   64: #endif
   65: 
   66: #endif /* error.h */