575584a982
In libobjc/: 2010-12-18 Nicola Pero <nicola.pero@meta-innovation.com> * class.c: Tidied up comments and indentation. No code changes. * error.c: Same. * exception.c: Same. * init.c: Same. * ivars.c: Same. * memory.c: Same. * objc-foreach.c: Same. * objc-sync.c: Same. * objects.c: Same. * protocols.c: Same. * sarray.c: Same. * thr.c: Same. From-SVN: r168022
98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
/* GNU Objective C Runtime Error Functions
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Copyright (C) 1993, 1994, 1995, 1996, 1997, 2002, 2009, 2010
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 3, or (at your option) any
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later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#include "objc-private/common.h"
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#include "objc-private/error.h"
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/* __USE_FIXED_PROTOTYPES__ used to be required to get prototypes for
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malloc, free, etc. on some platforms. It is unclear if we still
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need it, but it can't hurt. */
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#define __USE_FIXED_PROTOTYPES__
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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/* Prints an error message and aborts the program. */
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void
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_objc_abort (const char *fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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vfprintf (stderr, fmt, ap);
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abort ();
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va_end (ap);
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}
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/* The rest of the file is deprecated. */
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#include "objc/objc-api.h" /* For objc_error_handler. */
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/*
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** Error handler function
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** NULL so that default is to just print to stderr
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*/
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static objc_error_handler _objc_error_handler = NULL;
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/* Trigger an objc error */
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void
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objc_error (id object, int code, const char *fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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objc_verror (object, code, fmt, ap);
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va_end (ap);
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}
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/* Trigger an objc error */
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void
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objc_verror (id object, int code, const char *fmt, va_list ap)
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{
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BOOL result = NO;
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/* Call the error handler if its there
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Otherwise print to stderr */
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if (_objc_error_handler)
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result = (*_objc_error_handler) (object, code, fmt, ap);
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else
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vfprintf (stderr, fmt, ap);
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/* Continue if the error handler says its ok
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Otherwise abort the program */
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if (result)
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return;
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else
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abort ();
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}
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/* Set the error handler */
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objc_error_handler
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objc_set_error_handler (objc_error_handler func)
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{
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objc_error_handler temp = _objc_error_handler;
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_objc_error_handler = func;
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return temp;
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}
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