/*

 * 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;

    if (_TIFFerrorHandler)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

    if (_TIFFerrorHandlerExt)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

}

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

{

    va_list ap;

    if (_TIFFerrorHandler)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

    if (_TIFFerrorHandlerExt)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

}

void _TIFFErrorEarly(TIFFOpenOptions *opts, thandle_t clientdata,

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

{

    va_list ap;

    if (opts && opts->errorhandler)

    {

        va_start(ap, fmt);

        int stop = opts->errorhandler(NULL, opts->errorhandler_user_data,

                                      module, fmt, ap);

        va_end(ap);

        if (stop)

            return;

    }

    if (_TIFFerrorHandler)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

    if (_TIFFerrorHandlerExt)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

}

void TIFFErrorExtR(TIFF *tif, const char *module, const char *fmt, ...)

{

    va_list ap;

    if (tif && tif->tif_errorhandler)

    {

        va_start(ap, fmt);

        int stop = (*tif->tif_errorhandler)(

            tif, tif->tif_errorhandler_user_data, module, fmt, ap);

        va_end(ap);

        if (stop)

            return;

    }

    if (_TIFFerrorHandler)

    {

        va_start(ap, fmt);

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

        va_end(ap);

    }

    if (_TIFFerrorHandlerExt)

    {

        va_start(ap, fmt);

        (*_TIFFerrorHandlerExt)(tif ? tif->tif_clientdata : NULL, module, fmt,

                                ap);

        va_end(ap);

    }

}