1 /* Declaration for error-reporting function 2 Copyright (C) 1995, 1996, 1997, 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, see 17 <http://www.gnu.org/licenses/>. */ 18 19 #ifndef _ERROR_H 20 #define _ERROR_H 1 21 22 #include <features.h> 23 24 __BEGIN_DECLS 25 26 /* Print a message with `fprintf (stderr, FORMAT, ...)'; 27 if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). 28 If STATUS is nonzero, terminate the program with `exit (STATUS)'. */ 29 30 extern void error (int __status, int __errnum, const char *__format, ...) 31 __attribute__ ((__format__ (__printf__, 3, 4))); 32 33 extern void error_at_line (int __status, int __errnum, const char *__fname, 34 unsigned int __lineno, const char *__format, ...) 35 __attribute__ ((__format__ (__printf__, 5, 6))); 36 37 /* If NULL, error will flush stdout, then print on stderr the program 38 name, a colon and a space. Otherwise, error will call this 39 function without parameters instead. */ 40 extern void (*error_print_progname) (void); 41 42 /* This variable is incremented each time `error' is called. */ 43 extern unsigned int error_message_count; 44 45 /* Sometimes we want to have at most one error per line. This 46 variable controls whether this mode is selected or not. */ 47 extern int error_one_per_line; 48 49 __END_DECLS 50 51 #endif /* error.h */ 52