1 /*
2 * Copyright (c) 1988-1997 Sam Leffler
3 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software and
6 * its documentation for any purpose is hereby granted without fee, provided
7 * that (i) the above copyright notices and this permission notice appear in
8 * all copies of the software and related documentation, and (ii) the names of
9 * Sam Leffler and Silicon Graphics may not be used in any advertising or
10 * publicity relating to the software without the specific, prior written
11 * permission of Sam Leffler and Silicon Graphics.
12 *
13 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
15 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
16 *
17 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
18 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
19 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
21 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
22 * OF THIS SOFTWARE.
23 */
24
25 /*
26 * TIFF Library.
27 */
28 #include "tiffiop.h"
29
30 TIFFErrorHandlerExt _TIFFwarningHandlerExt = NULL;
31
TIFFSetWarningHandler(TIFFErrorHandler handler)32 TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler handler)
33 {
34 TIFFErrorHandler prev = _TIFFwarningHandler;
35 _TIFFwarningHandler = handler;
36 return (prev);
37 }
38
TIFFSetWarningHandlerExt(TIFFErrorHandlerExt handler)39 TIFFErrorHandlerExt TIFFSetWarningHandlerExt(TIFFErrorHandlerExt handler)
40 {
41 TIFFErrorHandlerExt prev = _TIFFwarningHandlerExt;
42 _TIFFwarningHandlerExt = handler;
43 return (prev);
44 }
45
TIFFWarning(const char * module,const char * fmt,...)46 void TIFFWarning(const char *module, const char *fmt, ...)
47 {
48 va_list ap;
49 if (_TIFFwarningHandler)
50 {
51 va_start(ap, fmt);
52 (*_TIFFwarningHandler)(module, fmt, ap);
53 va_end(ap);
54 }
55 if (_TIFFwarningHandlerExt)
56 {
57 va_start(ap, fmt);
58 (*_TIFFwarningHandlerExt)(0, module, fmt, ap);
59 va_end(ap);
60 }
61 }
62
TIFFWarningExt(thandle_t fd,const char * module,const char * fmt,...)63 void TIFFWarningExt(thandle_t fd, const char *module, const char *fmt, ...)
64 {
65 va_list ap;
66 if (_TIFFwarningHandler)
67 {
68 va_start(ap, fmt);
69 (*_TIFFwarningHandler)(module, fmt, ap);
70 va_end(ap);
71 }
72 if (_TIFFwarningHandlerExt)
73 {
74 va_start(ap, fmt);
75 (*_TIFFwarningHandlerExt)(fd, module, fmt, ap);
76 va_end(ap);
77 }
78 }
79
TIFFWarningExtR(TIFF * tif,const char * module,const char * fmt,...)80 void TIFFWarningExtR(TIFF *tif, const char *module, const char *fmt, ...)
81 {
82 va_list ap;
83 if (tif && tif->tif_warnhandler)
84 {
85 va_start(ap, fmt);
86 int stop = (*tif->tif_warnhandler)(tif, tif->tif_warnhandler_user_data,
87 module, fmt, ap);
88 va_end(ap);
89 if (stop)
90 return;
91 }
92 if (_TIFFwarningHandler)
93 {
94 va_start(ap, fmt);
95 (*_TIFFwarningHandler)(module, fmt, ap);
96 va_end(ap);
97 }
98 if (_TIFFwarningHandlerExt)
99 {
100 va_start(ap, fmt);
101 (*_TIFFwarningHandlerExt)(tif ? tif->tif_clientdata : 0, module, fmt,
102 ap);
103 va_end(ap);
104 }
105 }
106