source: trunk/src/3rdparty/libmng/libmng_error.h@ 858

Last change on this file since 858 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
File size: 7.3 KB
Line 
1/* ************************************************************************** */
2/* * For conditions of distribution and use, * */
3/* * see copyright notice in libmng.h * */
4/* ************************************************************************** */
5/* * * */
6/* * project : libmng * */
7/* * file : libmng_error.h copyright (c) 2000-2002 G.Juyn * */
8/* * version : 1.0.5 * */
9/* * * */
10/* * purpose : Error functions (definition) * */
11/* * * */
12/* * author : G.Juyn * */
13/* * * */
14/* * comment : Definition of the generic error-codes and functions * */
15/* * * */
16/* * changes : 0.5.1 - 05/06/2000 - G.Juyn * */
17/* * - added some errorcodes * */
18/* * 0.5.1 - 05/08/2000 - G.Juyn * */
19/* * - added some errorcodes * */
20/* * - changed strict-ANSI stuff * */
21/* * 0.5.1 - 05/11/2000 - G.Juyn * */
22/* * - added application errorcodes (used with callbacks) * */
23/* * - moved chunk-access errorcodes to severity 5 * */
24/* * * */
25/* * 0.5.2 - 05/20/2000 - G.Juyn * */
26/* * - added JNG errorcodes * */
27/* * 0.5.2 - 05/23/2000 - G.Juyn * */
28/* * - added error tell-tale definition * */
29/* * 0.5.2 - 05/30/2000 - G.Juyn * */
30/* * - added errorcodes for delta-image processing * */
31/* * 0.5.2 - 06/06/2000 - G.Juyn * */
32/* * - added errorcode for delayed buffer-processing * */
33/* * - moved errorcodes to "libmng.h" * */
34/* * * */
35/* * 0.9.1 - 07/15/2000 - G.Juyn * */
36/* * - added macro + routine to set returncode without * */
37/* * calling error callback * */
38/* * * */
39/* * 0.9.2 - 08/05/2000 - G.Juyn * */
40/* * - changed file-prefixes * */
41/* * * */
42/* * 1.0.5 - 08/19/2002 - G.Juyn * */
43/* * - B597134 - libmng pollutes the linker namespace * */
44/* * 1.0.5 - 08/20/2002 - G.Juyn * */
45/* * - added option for soft-handling of errors * */
46/* * * */
47/* ************************************************************************** */
48
49#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)
50#pragma option -A /* force ANSI-C */
51#endif
52
53#ifndef _libmng_error_h_
54#define _libmng_error_h_
55
56/* ************************************************************************** */
57/* * * */
58/* * Default error routines * */
59/* * * */
60/* ************************************************************************** */
61
62mng_bool mng_store_error (mng_datap pData,
63 mng_retcode iError,
64 mng_retcode iExtra1,
65 mng_retcode iExtra2);
66
67mng_bool mng_process_error (mng_datap pData,
68 mng_retcode iError,
69 mng_retcode iExtra1,
70 mng_retcode iExtra2);
71
72/* ************************************************************************** */
73/* * * */
74/* * Error handling macros * */
75/* * * */
76/* ************************************************************************** */
77
78#ifdef MNG_SOFTERRORS
79#define MNG_ERROR(D,C) { if (!mng_process_error (D, C, 0, 0)) return C; }
80#define MNG_ERRORZ(D,Z) { if (!mng_process_error (D, MNG_ZLIBERROR, Z, 0)) return MNG_ZLIBERROR; }
81#define MNG_ERRORJ(D,J) { if (!mng_process_error (D, MNG_JPEGERROR, J, 0)) return MNG_JPEGERROR; }
82#define MNG_ERRORL(D,L) { if (!mng_process_error (D, MNG_LCMSERROR, L, 0)) return MNG_LCMSERROR; }
83#else
84#define MNG_ERROR(D,C) { mng_process_error (D, C, 0, 0); return C; }
85#define MNG_ERRORZ(D,Z) { mng_process_error (D, MNG_ZLIBERROR, Z, 0); return MNG_ZLIBERROR; }
86#define MNG_ERRORJ(D,J) { mng_process_error (D, MNG_JPEGERROR, J, 0); return MNG_JPEGERROR; }
87#define MNG_ERRORL(D,L) { mng_process_error (D, MNG_LCMSERROR, L, 0); return MNG_LCMSERROR; }
88#endif
89
90#define MNG_RETURN(D,C) { mng_store_error (D, C, 0, 0); return C; }
91
92#define MNG_WARNING(D,C) { if (!mng_process_error (D, C, 0, 0)) return C; }
93
94#define MNG_VALIDHANDLE(H) { if ((H == 0) || (((mng_datap)H)->iMagic != MNG_MAGIC)) \
95 return MNG_INVALIDHANDLE; }
96#define MNG_VALIDHANDLEX(H) { if ((H == 0) || (((mng_datap)H)->iMagic != MNG_MAGIC)) \
97 return 0; }
98#define MNG_VALIDCB(D,C) { if (!((mng_datap)D)->C) \
99 MNG_ERROR (((mng_datap)D), MNG_NOCALLBACK) }
100
101/* ************************************************************************** */
102/* * * */
103/* * Error string-table entry * */
104/* * * */
105/* ************************************************************************** */
106
107typedef struct {
108 mng_retcode iError;
109 mng_pchar zErrortext;
110 } mng_error_entry;
111typedef mng_error_entry const * mng_error_entryp;
112
113/* ************************************************************************** */
114
115#endif /* _libmng_error_h_ */
116
117/* ************************************************************************** */
118/* * end of file * */
119/* ************************************************************************** */
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