/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_error.c,v 1.4 2005/12/23 01:18:59 joris Exp $ */

/*

 * Copyright (c) 1988-1997 Sam Leffler

 * Copyright (c) 1991-1997 Silicon Graphics, Inc.

 *

 * Permission to use, copy, modify, distribute, and sell this software and 

 * its documentation for any purpose is hereby granted without fee, provided

 * that (i) the above copyright notices and this permission notice appear in

 * all copies of the software and related documentation, and (ii) the names of

 * Sam Leffler and Silicon Graphics may not be used in any advertising or

 * publicity relating to the software without the specific, prior written

 * permission of Sam Leffler and Silicon Graphics.

 * 

 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 

 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 

 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  

 * 

 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR

 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,

 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,

 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 

 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 

 * OF THIS SOFTWARE.

 */

/*

 * TIFF Library.

 */

#include "tiffiop.h"

TIFFErrorHandlerExt _TIFFerrorHandlerExt = NULL;

TIFFErrorHandler

TIFFSetErrorHandler(TIFFErrorHandler handler)

{

	TIFFErrorHandler prev = _TIFFerrorHandler;

	_TIFFerrorHandler = handler;

	return (prev);

}

TIFFErrorHandlerExt

TIFFSetErrorHandlerExt(TIFFErrorHandlerExt handler)

{

	TIFFErrorHandlerExt prev = _TIFFerrorHandlerExt;

	_TIFFerrorHandlerExt = handler;

	return (prev);

}

void

TIFFError(const char* module, const char* fmt, ...)

{

	va_list ap;

	va_start(ap, fmt);

	if (_TIFFerrorHandler)

		(*_TIFFerrorHandler)(module, fmt, ap);

	if (_TIFFerrorHandlerExt)

		(*_TIFFerrorHandlerExt)(0, module, fmt, ap);

	va_end(ap);

}

void

TIFFErrorExt(thandle_t fd, const char* module, const char* fmt, ...)

{

	va_list ap;

	va_start(ap, fmt);

	if (_TIFFerrorHandler)

		(*_TIFFerrorHandler)(module, fmt, ap);

	if (_TIFFerrorHandlerExt)

		(*_TIFFerrorHandlerExt)(fd, module, fmt, ap);

	va_end(ap);

}