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- /* error.h -- declaration for error-reporting function
- Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
- #ifndef _error_h_
- #define _error_h_
-
- #ifndef __attribute__
- /* This feature is available in gcc versions 2.5 and later. */
- # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
- # define __attribute__(Spec) /* empty */
- # endif
- /* The __-protected variants of `format' and `printf' attributes
- are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
- # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
- # define __format__ format
- # define __printf__ printf
- # endif
- #endif
-
- #if defined (__STDC__) && __STDC__
-
- /* Print a message with `fprintf (stderr, FORMAT, ...)';
- if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
- If STATUS is nonzero, terminate the program with `exit (STATUS)'. */
-
- extern void error (int status, int errnum, const char *format, ...)
- __attribute__ ((__format__ (__printf__, 3, 4)));
-
- extern void error_at_line (int status, int errnum, const char *fname,
- unsigned int lineno, const char *format, ...)
- __attribute__ ((__format__ (__printf__, 5, 6)));
-
- /* If NULL, error will flush stdout, then print on stderr the program
- name, a colon and a space. Otherwise, error will call this
- function without parameters instead. */
- extern void (*error_print_progname) (void);
-
- #else
- void error ();
- void error_at_line ();
- extern void (*error_print_progname) ();
- #endif
-
- /* This variable is incremented each time `error' is called. */
- extern unsigned int error_message_count;
-
- /* Sometimes we want to have at most one error per line. This
- variable controls whether this mode is selected or not. */
- extern int error_one_per_line;
-
- #endif /* _error_h_ */
-