1 /* Header */
2 
3 /*
4  * Copyright (c) 1988-1997 Sam Leffler
5  * Copyright (c) 1991-1997 Silicon Graphics, Inc.
6  *
7  * Permission to use, copy, modify, distribute, and sell this software and
8  * its documentation for any purpose is hereby granted without fee, provided
9  * that (i) the above copyright notices and this permission notice appear in
10  * all copies of the software and related documentation, and (ii) the names of
11  * Sam Leffler and Silicon Graphics may not be used in any advertising or
12  * publicity relating to the software without the specific, prior written
13  * permission of Sam Leffler and Silicon Graphics.
14  *
15  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
17  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
18  *
19  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
20  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
21  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
22  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
23  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
24  * OF THIS SOFTWARE.
25  */
26 
27 /*
28  * TIFF Library.
29  */
30 #include "tiffiop.h"
31 
32 TIFFErrorHandlerExt _TIFFerrorHandlerExt = NULL;
33 
34 TIFFErrorHandler
35 TEXPORT
TIFFSetErrorHandler(TIFFErrorHandler handler)36 TEXPORT TIFFSetErrorHandler(TIFFErrorHandler handler)
37 {
38   TIFFErrorHandler prev = _TIFFerrorHandler;
39   _TIFFerrorHandler = handler;
40   return (prev);
41 }
42 
43 TIFFErrorHandlerExt
44 TEXPORT
TIFFSetErrorHandlerExt(TIFFErrorHandlerExt handler)45 TIFFSetErrorHandlerExt(TIFFErrorHandlerExt handler)
46 {
47   TIFFErrorHandlerExt prev = _TIFFerrorHandlerExt;
48   _TIFFerrorHandlerExt = handler;
49   return (prev);
50 }
51 
52 void
TIFFError(const char * module,const char * fmt,...)53 TIFFError(const char* module, const char* fmt, ...)
54 {
55   va_list ap;
56   va_start(ap, fmt);
57   if (_TIFFerrorHandler)
58     (*_TIFFerrorHandler)(module, fmt, ap);
59   if (_TIFFerrorHandlerExt)
60     (*_TIFFerrorHandlerExt)(0, module, fmt, ap);
61   va_end(ap);
62 }
63 
64 void
TIFFErrorExt(thandle_t fd,const char * module,const char * fmt,...)65 TIFFErrorExt(thandle_t fd, const char* module, const char* fmt, ...)
66 {
67   va_list ap;
68   va_start(ap, fmt);
69   if (_TIFFerrorHandler)
70     (*_TIFFerrorHandler)(module, fmt, ap);
71   if (_TIFFerrorHandlerExt)
72     (*_TIFFerrorHandlerExt)(fd, module, fmt, ap);
73   va_end(ap);
74 }
75 
76