| 1 | /* GNU Objective C Runtime Miscellaneous
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| 2 | Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
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| 3 | Contributed by Kresten Krab Thorup
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| 4 |
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| 5 | This file is part of GNU CC.
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| 6 |
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| 7 | GNU CC is free software; you can redistribute it and/or modify it
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| 8 | under the terms of the GNU General Public License as published by the
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| 9 | Free Software Foundation; either version 2, or (at your option) any
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| 10 | later version.
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| 11 |
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| 12 | GNU CC is distributed in the hope that it will be useful, but WITHOUT
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| 13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| 14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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| 15 | for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with GNU CC; see the file COPYING. If not, write to the Free
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| 19 | Software Foundation, 59 Temple Place - Suite 330,
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| 20 | Boston, MA 02111-1307, USA. */
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| 21 |
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| 22 | /* As a special exception, if you link this library with files compiled with
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| 23 | GCC to produce an executable, this does not cause the resulting executable
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| 24 | to be covered by the GNU General Public License. This exception does not
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| 25 | however invalidate any other reasons why the executable file might be
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| 26 | covered by the GNU General Public License. */
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| 27 |
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| 28 | #define __USE_FIXED_PROTOTYPES__
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| 29 | #include <stdlib.h>
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| 30 | #include "runtime.h"
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| 31 |
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| 32 | /*
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| 33 | ** Error handler function
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| 34 | ** NULL so that default is to just print to stderr
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| 35 | */
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| 36 | static objc_error_handler _objc_error_handler = NULL;
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| 37 |
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| 38 | /* Trigger an objc error */
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| 39 | void
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| 40 | objc_error(id object, int code, const char* fmt, ...)
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| 41 | {
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| 42 | va_list ap;
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| 43 |
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| 44 | va_start(ap, fmt);
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| 45 | objc_verror(object, code, fmt, ap);
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| 46 | va_end(ap);
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| 47 | }
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| 48 |
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| 49 | /* Trigger an objc error */
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| 50 | void
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| 51 | objc_verror(id object, int code, const char* fmt, va_list ap)
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| 52 | {
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| 53 | BOOL result = NO;
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| 54 |
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| 55 | /* Call the error handler if its there
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| 56 | Otherwise print to stderr */
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| 57 | if (_objc_error_handler)
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| 58 | result = (*_objc_error_handler)(object, code, fmt, ap);
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| 59 | else
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| 60 | vfprintf (stderr, fmt, ap);
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| 61 |
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| 62 | /* Continue if the error handler says its ok
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| 63 | Otherwise abort the program */
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| 64 | if (result)
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