1 /* $NetBSD: error.h,v 1.1.1.1 2016/01/13 03:15:30 christos Exp $ */ 2 3 /* Declaration for error-reporting function 4 Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. 5 6 7 NOTE: The canonical source of this file is maintained with the GNU C Library. 8 Bugs can be reported to bug-glibc@prep.ai.mit.edu. 9 10 This program is free software; you can redistribute it and/or modify it 11 under the terms of the GNU General Public License as published by the 12 Free Software Foundation; either version 2, or (at your option) any 13 later version. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program; if not, write to the Free Software 22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 23 USA. */ 24 25 #ifndef _ERROR_H 26 #define _ERROR_H 1 27 28 #ifndef __attribute__ 29 /* This feature is available in gcc versions 2.5 and later. */ 30 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) 31 # define __attribute__(Spec) /* empty */ 32 # endif 33 /* The __-protected variants of `format' and `printf' attributes 34 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 35 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 36 # define __format__ format 37 # define __printf__ printf 38 # endif 39 #endif 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 #if defined (__STDC__) && __STDC__ 46 47 /* Print a message with `fprintf (stderr, FORMAT, ...)'; 48 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). 49 If STATUS is nonzero, terminate the program with `exit (STATUS)'. */ 50 51 extern void error (int status, int errnum, const char *format, ...) 52 __attribute__ ((__format__ (__printf__, 3, 4))); 53 54 extern void error_at_line (int status, int errnum, const char *fname, 55 unsigned int lineno, const char *format, ...) 56 __attribute__ ((__format__ (__printf__, 5, 6))); 57 58 /* If NULL, error will flush stdout, then print on stderr the program 59 name, a colon and a space. Otherwise, error will call this 60 function without parameters instead. */ 61 extern void (*error_print_progname) (void); 62 63 #else 64 void error (); 65 void error_at_line (); 66 extern void (*error_print_progname) (); 67 #endif 68 69 /* This variable is incremented each time `error' is called. */ 70 extern unsigned int error_message_count; 71 72 /* Sometimes we want to have at most one error per line. This 73 variable controls whether this mode is selected or not. */ 74 extern int error_one_per_line; 75 76 #ifdef __cplusplus 77 } 78 #endif 79 80 #endif /* error.h */ 81