tif_warning.c

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/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_warning.c,v 1.2 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 _TIFFwarningHandlerExt = NULL;

TIFFErrorHandler
TIFFSetWarningHandler(TIFFErrorHandler handler)
{
    TIFFErrorHandler prev = _TIFFwarningHandler;
    _TIFFwarningHandler = handler;
    return (prev);
}

TIFFErrorHandlerExt
TIFFSetWarningHandlerExt(TIFFErrorHandlerExt handler)
{
    TIFFErrorHandlerExt prev = _TIFFwarningHandlerExt;
    _TIFFwarningHandlerExt = handler;
    return (prev);
}

void
TIFFWarning(const char* module, const char* fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);
    if (_TIFFwarningHandler)
        (*_TIFFwarningHandler)(module, fmt, ap);
    if (_TIFFwarningHandlerExt)
        (*_TIFFwarningHandlerExt)(0, module, fmt, ap);
    va_end(ap);
}

void
TIFFWarningExt(thandle_t fd, const char* module, const char* fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);
    if (_TIFFwarningHandler)
        (*_TIFFwarningHandler)(module, fmt, ap);
    if (_TIFFwarningHandlerExt)
        (*_TIFFwarningHandlerExt)(fd, module, fmt, ap);
    va_end(ap);
}