diff options
Diffstat (limited to 'libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h')
-rw-r--r-- | libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h | 1192 |
1 files changed, 596 insertions, 596 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h b/libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h index 3fea47b..1aa268b 100644 --- a/libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h +++ b/libraries/irrlicht-1.8/source/Irrlicht/libpng/pngconf.h | |||
@@ -1,596 +1,596 @@ | |||
1 | 1 | ||
2 | /* pngconf.h - machine configurable file for libpng | 2 | /* pngconf.h - machine configurable file for libpng |
3 | * | 3 | * |
4 | * libpng version 1.5.9 - February 18, 2012 | 4 | * libpng version 1.5.9 - February 18, 2012 |
5 | * | 5 | * |
6 | * Copyright (c) 1998-2012 Glenn Randers-Pehrson | 6 | * Copyright (c) 1998-2012 Glenn Randers-Pehrson |
7 | * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) | 7 | * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) |
8 | * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) | 8 | * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.) |
9 | * | 9 | * |
10 | * This code is released under the libpng license. | 10 | * This code is released under the libpng license. |
11 | * For conditions of distribution and use, see the disclaimer | 11 | * For conditions of distribution and use, see the disclaimer |
12 | * and license in png.h | 12 | * and license in png.h |
13 | * | 13 | * |
14 | */ | 14 | */ |
15 | 15 | ||
16 | /* Any machine specific code is near the front of this file, so if you | 16 | /* Any machine specific code is near the front of this file, so if you |
17 | * are configuring libpng for a machine, you may want to read the section | 17 | * are configuring libpng for a machine, you may want to read the section |
18 | * starting here down to where it starts to typedef png_color, png_text, | 18 | * starting here down to where it starts to typedef png_color, png_text, |
19 | * and png_info. | 19 | * and png_info. |
20 | */ | 20 | */ |
21 | 21 | ||
22 | #ifndef PNGCONF_H | 22 | #ifndef PNGCONF_H |
23 | #define PNGCONF_H | 23 | #define PNGCONF_H |
24 | 24 | ||
25 | #ifndef PNG_BUILDING_SYMBOL_TABLE | 25 | #ifndef PNG_BUILDING_SYMBOL_TABLE |
26 | /* PNG_NO_LIMITS_H may be used to turn off the use of the standard C | 26 | /* PNG_NO_LIMITS_H may be used to turn off the use of the standard C |
27 | * definition file for machine specific limits, this may impact the | 27 | * definition file for machine specific limits, this may impact the |
28 | * correctness of the definitons below (see uses of INT_MAX). | 28 | * correctness of the definitons below (see uses of INT_MAX). |
29 | */ | 29 | */ |
30 | # ifndef PNG_NO_LIMITS_H | 30 | # ifndef PNG_NO_LIMITS_H |
31 | # include <limits.h> | 31 | # include <limits.h> |
32 | # endif | 32 | # endif |
33 | 33 | ||
34 | /* For the memory copy APIs (i.e. the standard definitions of these), | 34 | /* For the memory copy APIs (i.e. the standard definitions of these), |
35 | * because this file defines png_memcpy and so on the base APIs must | 35 | * because this file defines png_memcpy and so on the base APIs must |
36 | * be defined here. | 36 | * be defined here. |
37 | */ | 37 | */ |
38 | # ifdef BSD | 38 | # ifdef BSD |
39 | # include <strings.h> | 39 | # include <strings.h> |
40 | # else | 40 | # else |
41 | # include <string.h> | 41 | # include <string.h> |
42 | # endif | 42 | # endif |
43 | 43 | ||
44 | /* For png_FILE_p - this provides the standard definition of a | 44 | /* For png_FILE_p - this provides the standard definition of a |
45 | * FILE | 45 | * FILE |
46 | */ | 46 | */ |
47 | # ifdef PNG_STDIO_SUPPORTED | 47 | # ifdef PNG_STDIO_SUPPORTED |
48 | # include <stdio.h> | 48 | # include <stdio.h> |
49 | # endif | 49 | # endif |
50 | #endif | 50 | #endif |
51 | 51 | ||
52 | /* This controls optimization of the reading of 16 and 32 bit values | 52 | /* This controls optimization of the reading of 16 and 32 bit values |
53 | * from PNG files. It can be set on a per-app-file basis - it | 53 | * from PNG files. It can be set on a per-app-file basis - it |
54 | * just changes whether a macro is used to the function is called. | 54 | * just changes whether a macro is used to the function is called. |
55 | * The library builder sets the default, if read functions are not | 55 | * The library builder sets the default, if read functions are not |
56 | * built into the library the macro implementation is forced on. | 56 | * built into the library the macro implementation is forced on. |
57 | */ | 57 | */ |
58 | #ifndef PNG_READ_INT_FUNCTIONS_SUPPORTED | 58 | #ifndef PNG_READ_INT_FUNCTIONS_SUPPORTED |
59 | # define PNG_USE_READ_MACROS | 59 | # define PNG_USE_READ_MACROS |
60 | #endif | 60 | #endif |
61 | #if !defined(PNG_NO_USE_READ_MACROS) && !defined(PNG_USE_READ_MACROS) | 61 | #if !defined(PNG_NO_USE_READ_MACROS) && !defined(PNG_USE_READ_MACROS) |
62 | # if PNG_DEFAULT_READ_MACROS | 62 | # if PNG_DEFAULT_READ_MACROS |
63 | # define PNG_USE_READ_MACROS | 63 | # define PNG_USE_READ_MACROS |
64 | # endif | 64 | # endif |
65 | #endif | 65 | #endif |
66 | 66 | ||
67 | /* COMPILER SPECIFIC OPTIONS. | 67 | /* COMPILER SPECIFIC OPTIONS. |
68 | * | 68 | * |
69 | * These options are provided so that a variety of difficult compilers | 69 | * These options are provided so that a variety of difficult compilers |
70 | * can be used. Some are fixed at build time (e.g. PNG_API_RULE | 70 | * can be used. Some are fixed at build time (e.g. PNG_API_RULE |
71 | * below) but still have compiler specific implementations, others | 71 | * below) but still have compiler specific implementations, others |
72 | * may be changed on a per-file basis when compiling against libpng. | 72 | * may be changed on a per-file basis when compiling against libpng. |
73 | */ | 73 | */ |
74 | 74 | ||
75 | /* The PNGARG macro protects us against machines that don't have function | 75 | /* The PNGARG macro protects us against machines that don't have function |
76 | * prototypes (ie K&R style headers). If your compiler does not handle | 76 | * prototypes (ie K&R style headers). If your compiler does not handle |
77 | * function prototypes, define this macro and use the included ansi2knr. | 77 | * function prototypes, define this macro and use the included ansi2knr. |
78 | * I've always been able to use _NO_PROTO as the indicator, but you may | 78 | * I've always been able to use _NO_PROTO as the indicator, but you may |
79 | * need to drag the empty declaration out in front of here, or change the | 79 | * need to drag the empty declaration out in front of here, or change the |
80 | * ifdef to suit your own needs. | 80 | * ifdef to suit your own needs. |
81 | */ | 81 | */ |
82 | #ifndef PNGARG | 82 | #ifndef PNGARG |
83 | 83 | ||
84 | # ifdef OF /* zlib prototype munger */ | 84 | # ifdef OF /* zlib prototype munger */ |
85 | # define PNGARG(arglist) OF(arglist) | 85 | # define PNGARG(arglist) OF(arglist) |
86 | # else | 86 | # else |
87 | 87 | ||
88 | # ifdef _NO_PROTO | 88 | # ifdef _NO_PROTO |
89 | # define PNGARG(arglist) () | 89 | # define PNGARG(arglist) () |
90 | # else | 90 | # else |
91 | # define PNGARG(arglist) arglist | 91 | # define PNGARG(arglist) arglist |
92 | # endif /* _NO_PROTO */ | 92 | # endif /* _NO_PROTO */ |
93 | 93 | ||
94 | # endif /* OF */ | 94 | # endif /* OF */ |
95 | 95 | ||
96 | #endif /* PNGARG */ | 96 | #endif /* PNGARG */ |
97 | 97 | ||
98 | /* Function calling conventions. | 98 | /* Function calling conventions. |
99 | * ============================= | 99 | * ============================= |
100 | * Normally it is not necessary to specify to the compiler how to call | 100 | * Normally it is not necessary to specify to the compiler how to call |
101 | * a function - it just does it - however on x86 systems derived from | 101 | * a function - it just does it - however on x86 systems derived from |
102 | * Microsoft and Borland C compilers ('IBM PC', 'DOS', 'Windows' systems | 102 | * Microsoft and Borland C compilers ('IBM PC', 'DOS', 'Windows' systems |
103 | * and some others) there are multiple ways to call a function and the | 103 | * and some others) there are multiple ways to call a function and the |
104 | * default can be changed on the compiler command line. For this reason | 104 | * default can be changed on the compiler command line. For this reason |
105 | * libpng specifies the calling convention of every exported function and | 105 | * libpng specifies the calling convention of every exported function and |
106 | * every function called via a user supplied function pointer. This is | 106 | * every function called via a user supplied function pointer. This is |
107 | * done in this file by defining the following macros: | 107 | * done in this file by defining the following macros: |
108 | * | 108 | * |
109 | * PNGAPI Calling convention for exported functions. | 109 | * PNGAPI Calling convention for exported functions. |
110 | * PNGCBAPI Calling convention for user provided (callback) functions. | 110 | * PNGCBAPI Calling convention for user provided (callback) functions. |
111 | * PNGCAPI Calling convention used by the ANSI-C library (required | 111 | * PNGCAPI Calling convention used by the ANSI-C library (required |
112 | * for longjmp callbacks and sometimes used internally to | 112 | * for longjmp callbacks and sometimes used internally to |
113 | * specify the calling convention for zlib). | 113 | * specify the calling convention for zlib). |
114 | * | 114 | * |
115 | * These macros should never be overridden. If it is necessary to | 115 | * These macros should never be overridden. If it is necessary to |
116 | * change calling convention in a private build this can be done | 116 | * change calling convention in a private build this can be done |
117 | * by setting PNG_API_RULE (which defaults to 0) to one of the values | 117 | * by setting PNG_API_RULE (which defaults to 0) to one of the values |
118 | * below to select the correct 'API' variants. | 118 | * below to select the correct 'API' variants. |
119 | * | 119 | * |
120 | * PNG_API_RULE=0 Use PNGCAPI - the 'C' calling convention - throughout. | 120 | * PNG_API_RULE=0 Use PNGCAPI - the 'C' calling convention - throughout. |
121 | * This is correct in every known environment. | 121 | * This is correct in every known environment. |
122 | * PNG_API_RULE=1 Use the operating system convention for PNGAPI and | 122 | * PNG_API_RULE=1 Use the operating system convention for PNGAPI and |
123 | * the 'C' calling convention (from PNGCAPI) for | 123 | * the 'C' calling convention (from PNGCAPI) for |
124 | * callbacks (PNGCBAPI). This is no longer required | 124 | * callbacks (PNGCBAPI). This is no longer required |
125 | * in any known environment - if it has to be used | 125 | * in any known environment - if it has to be used |
126 | * please post an explanation of the problem to the | 126 | * please post an explanation of the problem to the |
127 | * libpng mailing list. | 127 | * libpng mailing list. |
128 | * | 128 | * |
129 | * These cases only differ if the operating system does not use the C | 129 | * These cases only differ if the operating system does not use the C |
130 | * calling convention, at present this just means the above cases | 130 | * calling convention, at present this just means the above cases |
131 | * (x86 DOS/Windows sytems) and, even then, this does not apply to | 131 | * (x86 DOS/Windows sytems) and, even then, this does not apply to |
132 | * Cygwin running on those systems. | 132 | * Cygwin running on those systems. |
133 | * | 133 | * |
134 | * Note that the value must be defined in pnglibconf.h so that what | 134 | * Note that the value must be defined in pnglibconf.h so that what |
135 | * the application uses to call the library matches the conventions | 135 | * the application uses to call the library matches the conventions |
136 | * set when building the library. | 136 | * set when building the library. |
137 | */ | 137 | */ |
138 | 138 | ||
139 | /* Symbol export | 139 | /* Symbol export |
140 | * ============= | 140 | * ============= |
141 | * When building a shared library it is almost always necessary to tell | 141 | * When building a shared library it is almost always necessary to tell |
142 | * the compiler which symbols to export. The png.h macro 'PNG_EXPORT' | 142 | * the compiler which symbols to export. The png.h macro 'PNG_EXPORT' |
143 | * is used to mark the symbols. On some systems these symbols can be | 143 | * is used to mark the symbols. On some systems these symbols can be |
144 | * extracted at link time and need no special processing by the compiler, | 144 | * extracted at link time and need no special processing by the compiler, |
145 | * on other systems the symbols are flagged by the compiler and just | 145 | * on other systems the symbols are flagged by the compiler and just |
146 | * the declaration requires a special tag applied (unfortunately) in a | 146 | * the declaration requires a special tag applied (unfortunately) in a |
147 | * compiler dependent way. Some systems can do either. | 147 | * compiler dependent way. Some systems can do either. |
148 | * | 148 | * |
149 | * A small number of older systems also require a symbol from a DLL to | 149 | * A small number of older systems also require a symbol from a DLL to |
150 | * be flagged to the program that calls it. This is a problem because | 150 | * be flagged to the program that calls it. This is a problem because |
151 | * we do not know in the header file included by application code that | 151 | * we do not know in the header file included by application code that |
152 | * the symbol will come from a shared library, as opposed to a statically | 152 | * the symbol will come from a shared library, as opposed to a statically |
153 | * linked one. For this reason the application must tell us by setting | 153 | * linked one. For this reason the application must tell us by setting |
154 | * the magic flag PNG_USE_DLL to turn on the special processing before | 154 | * the magic flag PNG_USE_DLL to turn on the special processing before |
155 | * it includes png.h. | 155 | * it includes png.h. |
156 | * | 156 | * |
157 | * Four additional macros are used to make this happen: | 157 | * Four additional macros are used to make this happen: |
158 | * | 158 | * |
159 | * PNG_IMPEXP The magic (if any) to cause a symbol to be exported from | 159 | * PNG_IMPEXP The magic (if any) to cause a symbol to be exported from |
160 | * the build or imported if PNG_USE_DLL is set - compiler | 160 | * the build or imported if PNG_USE_DLL is set - compiler |
161 | * and system specific. | 161 | * and system specific. |
162 | * | 162 | * |
163 | * PNG_EXPORT_TYPE(type) A macro that pre or appends PNG_IMPEXP to | 163 | * PNG_EXPORT_TYPE(type) A macro that pre or appends PNG_IMPEXP to |
164 | * 'type', compiler specific. | 164 | * 'type', compiler specific. |
165 | * | 165 | * |
166 | * PNG_DLL_EXPORT Set to the magic to use during a libpng build to | 166 | * PNG_DLL_EXPORT Set to the magic to use during a libpng build to |
167 | * make a symbol exported from the DLL. Not used in the | 167 | * make a symbol exported from the DLL. Not used in the |
168 | * public header files; see pngpriv.h for how it is used | 168 | * public header files; see pngpriv.h for how it is used |
169 | * in the libpng build. | 169 | * in the libpng build. |
170 | * | 170 | * |
171 | * PNG_DLL_IMPORT Set to the magic to force the libpng symbols to come | 171 | * PNG_DLL_IMPORT Set to the magic to force the libpng symbols to come |
172 | * from a DLL - used to define PNG_IMPEXP when | 172 | * from a DLL - used to define PNG_IMPEXP when |
173 | * PNG_USE_DLL is set. | 173 | * PNG_USE_DLL is set. |
174 | */ | 174 | */ |
175 | 175 | ||
176 | /* System specific discovery. | 176 | /* System specific discovery. |
177 | * ========================== | 177 | * ========================== |
178 | * This code is used at build time to find PNG_IMPEXP, the API settings | 178 | * This code is used at build time to find PNG_IMPEXP, the API settings |
179 | * and PNG_EXPORT_TYPE(), it may also set a macro to indicate the DLL | 179 | * and PNG_EXPORT_TYPE(), it may also set a macro to indicate the DLL |
180 | * import processing is possible. On Windows/x86 systems it also sets | 180 | * import processing is possible. On Windows/x86 systems it also sets |
181 | * compiler-specific macros to the values required to change the calling | 181 | * compiler-specific macros to the values required to change the calling |
182 | * conventions of the various functions. | 182 | * conventions of the various functions. |
183 | */ | 183 | */ |
184 | #if ( defined(_Windows) || defined(_WINDOWS) || defined(WIN32) ||\ | 184 | #if ( defined(_Windows) || defined(_WINDOWS) || defined(WIN32) ||\ |
185 | defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) ) &&\ | 185 | defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) ) &&\ |
186 | ( defined(_X86_) || defined(_X64_) || defined(_M_IX86) ||\ | 186 | ( defined(_X86_) || defined(_X64_) || defined(_M_IX86) ||\ |
187 | defined(_M_X64) || defined(_M_IA64) ) | 187 | defined(_M_X64) || defined(_M_IA64) ) |
188 | /* Windows system (DOS doesn't support DLLs) running on x86/x64. Includes | 188 | /* Windows system (DOS doesn't support DLLs) running on x86/x64. Includes |
189 | * builds under Cygwin or MinGW. Also includes Watcom builds but these need | 189 | * builds under Cygwin or MinGW. Also includes Watcom builds but these need |
190 | * special treatment because they are not compatible with GCC or Visual C | 190 | * special treatment because they are not compatible with GCC or Visual C |
191 | * because of different calling conventions. | 191 | * because of different calling conventions. |
192 | */ | 192 | */ |
193 | # if PNG_API_RULE == 2 | 193 | # if PNG_API_RULE == 2 |
194 | /* If this line results in an error, either because __watcall is not | 194 | /* If this line results in an error, either because __watcall is not |
195 | * understood or because of a redefine just below you cannot use *this* | 195 | * understood or because of a redefine just below you cannot use *this* |
196 | * build of the library with the compiler you are using. *This* build was | 196 | * build of the library with the compiler you are using. *This* build was |
197 | * build using Watcom and applications must also be built using Watcom! | 197 | * build using Watcom and applications must also be built using Watcom! |
198 | */ | 198 | */ |
199 | # define PNGCAPI __watcall | 199 | # define PNGCAPI __watcall |
200 | # endif | 200 | # endif |
201 | 201 | ||
202 | # if defined(__GNUC__) || (defined (_MSC_VER) && (_MSC_VER >= 800)) | 202 | # if defined(__GNUC__) || (defined (_MSC_VER) && (_MSC_VER >= 800)) |
203 | # define PNGCAPI __cdecl | 203 | # define PNGCAPI __cdecl |
204 | # if PNG_API_RULE == 1 | 204 | # if PNG_API_RULE == 1 |
205 | # define PNGAPI __stdcall | 205 | # define PNGAPI __stdcall |
206 | # endif | 206 | # endif |
207 | # else | 207 | # else |
208 | /* An older compiler, or one not detected (erroneously) above, | 208 | /* An older compiler, or one not detected (erroneously) above, |
209 | * if necessary override on the command line to get the correct | 209 | * if necessary override on the command line to get the correct |
210 | * variants for the compiler. | 210 | * variants for the compiler. |
211 | */ | 211 | */ |
212 | # ifndef PNGCAPI | 212 | # ifndef PNGCAPI |
213 | # define PNGCAPI _cdecl | 213 | # define PNGCAPI _cdecl |
214 | # endif | 214 | # endif |
215 | # if PNG_API_RULE == 1 && !defined(PNGAPI) | 215 | # if PNG_API_RULE == 1 && !defined(PNGAPI) |
216 | # define PNGAPI _stdcall | 216 | # define PNGAPI _stdcall |
217 | # endif | 217 | # endif |
218 | # endif /* compiler/api */ | 218 | # endif /* compiler/api */ |
219 | /* NOTE: PNGCBAPI always defaults to PNGCAPI. */ | 219 | /* NOTE: PNGCBAPI always defaults to PNGCAPI. */ |
220 | 220 | ||
221 | # if defined(PNGAPI) && !defined(PNG_USER_PRIVATEBUILD) | 221 | # if defined(PNGAPI) && !defined(PNG_USER_PRIVATEBUILD) |
222 | ERROR: PNG_USER_PRIVATEBUILD must be defined if PNGAPI is changed | 222 | ERROR: PNG_USER_PRIVATEBUILD must be defined if PNGAPI is changed |
223 | # endif | 223 | # endif |
224 | 224 | ||
225 | # if (defined(_MSC_VER) && _MSC_VER < 800) ||\ | 225 | # if (defined(_MSC_VER) && _MSC_VER < 800) ||\ |
226 | (defined(__BORLANDC__) && __BORLANDC__ < 0x500) | 226 | (defined(__BORLANDC__) && __BORLANDC__ < 0x500) |
227 | /* older Borland and MSC | 227 | /* older Borland and MSC |
228 | * compilers used '__export' and required this to be after | 228 | * compilers used '__export' and required this to be after |
229 | * the type. | 229 | * the type. |
230 | */ | 230 | */ |
231 | # ifndef PNG_EXPORT_TYPE | 231 | # ifndef PNG_EXPORT_TYPE |
232 | # define PNG_EXPORT_TYPE(type) type PNG_IMPEXP | 232 | # define PNG_EXPORT_TYPE(type) type PNG_IMPEXP |
233 | # endif | 233 | # endif |
234 | # define PNG_DLL_EXPORT __export | 234 | # define PNG_DLL_EXPORT __export |
235 | # else /* newer compiler */ | 235 | # else /* newer compiler */ |
236 | # define PNG_DLL_EXPORT __declspec(dllexport) | 236 | # define PNG_DLL_EXPORT __declspec(dllexport) |
237 | # ifndef PNG_DLL_IMPORT | 237 | # ifndef PNG_DLL_IMPORT |
238 | # define PNG_DLL_IMPORT __declspec(dllimport) | 238 | # define PNG_DLL_IMPORT __declspec(dllimport) |
239 | # endif | 239 | # endif |
240 | # endif /* compiler */ | 240 | # endif /* compiler */ |
241 | 241 | ||
242 | #else /* !Windows/x86 */ | 242 | #else /* !Windows/x86 */ |
243 | # if (defined(__IBMC__) || defined(__IBMCPP__)) && defined(__OS2__) | 243 | # if (defined(__IBMC__) || defined(__IBMCPP__)) && defined(__OS2__) |
244 | # define PNGAPI _System | 244 | # define PNGAPI _System |
245 | # else /* !Windows/x86 && !OS/2 */ | 245 | # else /* !Windows/x86 && !OS/2 */ |
246 | /* Use the defaults, or define PNG*API on the command line (but | 246 | /* Use the defaults, or define PNG*API on the command line (but |
247 | * this will have to be done for every compile!) | 247 | * this will have to be done for every compile!) |
248 | */ | 248 | */ |
249 | # endif /* other system, !OS/2 */ | 249 | # endif /* other system, !OS/2 */ |
250 | #endif /* !Windows/x86 */ | 250 | #endif /* !Windows/x86 */ |
251 | 251 | ||
252 | /* Now do all the defaulting . */ | 252 | /* Now do all the defaulting . */ |
253 | #ifndef PNGCAPI | 253 | #ifndef PNGCAPI |
254 | # define PNGCAPI | 254 | # define PNGCAPI |
255 | #endif | 255 | #endif |
256 | #ifndef PNGCBAPI | 256 | #ifndef PNGCBAPI |
257 | # define PNGCBAPI PNGCAPI | 257 | # define PNGCBAPI PNGCAPI |
258 | #endif | 258 | #endif |
259 | #ifndef PNGAPI | 259 | #ifndef PNGAPI |
260 | # define PNGAPI PNGCAPI | 260 | # define PNGAPI PNGCAPI |
261 | #endif | 261 | #endif |
262 | 262 | ||
263 | /* PNG_IMPEXP may be set on the compilation system command line or (if not set) | 263 | /* PNG_IMPEXP may be set on the compilation system command line or (if not set) |
264 | * then in an internal header file when building the library, otherwise (when | 264 | * then in an internal header file when building the library, otherwise (when |
265 | * using the library) it is set here. | 265 | * using the library) it is set here. |
266 | */ | 266 | */ |
267 | #ifndef PNG_IMPEXP | 267 | #ifndef PNG_IMPEXP |
268 | # if defined(PNG_USE_DLL) && defined(PNG_DLL_IMPORT) | 268 | # if defined(PNG_USE_DLL) && defined(PNG_DLL_IMPORT) |
269 | /* This forces use of a DLL, disallowing static linking */ | 269 | /* This forces use of a DLL, disallowing static linking */ |
270 | # define PNG_IMPEXP PNG_DLL_IMPORT | 270 | # define PNG_IMPEXP PNG_DLL_IMPORT |
271 | # endif | 271 | # endif |
272 | 272 | ||
273 | # ifndef PNG_IMPEXP | 273 | # ifndef PNG_IMPEXP |
274 | # define PNG_IMPEXP | 274 | # define PNG_IMPEXP |
275 | # endif | 275 | # endif |
276 | #endif | 276 | #endif |
277 | 277 | ||
278 | /* In 1.5.2 the definition of PNG_FUNCTION has been changed to always treat | 278 | /* In 1.5.2 the definition of PNG_FUNCTION has been changed to always treat |
279 | * 'attributes' as a storage class - the attributes go at the start of the | 279 | * 'attributes' as a storage class - the attributes go at the start of the |
280 | * function definition, and attributes are always appended regardless of the | 280 | * function definition, and attributes are always appended regardless of the |
281 | * compiler. This considerably simplifies these macros but may cause problems | 281 | * compiler. This considerably simplifies these macros but may cause problems |
282 | * if any compilers both need function attributes and fail to handle them as | 282 | * if any compilers both need function attributes and fail to handle them as |
283 | * a storage class (this is unlikely.) | 283 | * a storage class (this is unlikely.) |
284 | */ | 284 | */ |
285 | #ifndef PNG_FUNCTION | 285 | #ifndef PNG_FUNCTION |
286 | # define PNG_FUNCTION(type, name, args, attributes) attributes type name args | 286 | # define PNG_FUNCTION(type, name, args, attributes) attributes type name args |
287 | #endif | 287 | #endif |
288 | 288 | ||
289 | #ifndef PNG_EXPORT_TYPE | 289 | #ifndef PNG_EXPORT_TYPE |
290 | # define PNG_EXPORT_TYPE(type) PNG_IMPEXP type | 290 | # define PNG_EXPORT_TYPE(type) PNG_IMPEXP type |
291 | #endif | 291 | #endif |
292 | 292 | ||
293 | /* The ordinal value is only relevant when preprocessing png.h for symbol | 293 | /* The ordinal value is only relevant when preprocessing png.h for symbol |
294 | * table entries, so we discard it here. See the .dfn files in the | 294 | * table entries, so we discard it here. See the .dfn files in the |
295 | * scripts directory. | 295 | * scripts directory. |
296 | */ | 296 | */ |
297 | #ifndef PNG_EXPORTA | 297 | #ifndef PNG_EXPORTA |
298 | 298 | ||
299 | # define PNG_EXPORTA(ordinal, type, name, args, attributes)\ | 299 | # define PNG_EXPORTA(ordinal, type, name, args, attributes)\ |
300 | PNG_FUNCTION(PNG_EXPORT_TYPE(type),(PNGAPI name),PNGARG(args), \ | 300 | PNG_FUNCTION(PNG_EXPORT_TYPE(type),(PNGAPI name),PNGARG(args), \ |
301 | extern attributes) | 301 | extern attributes) |
302 | #endif | 302 | #endif |
303 | 303 | ||
304 | /* ANSI-C (C90) does not permit a macro to be invoked with an empty argument, | 304 | /* ANSI-C (C90) does not permit a macro to be invoked with an empty argument, |
305 | * so make something non-empty to satisfy the requirement: | 305 | * so make something non-empty to satisfy the requirement: |
306 | */ | 306 | */ |
307 | #define PNG_EMPTY /*empty list*/ | 307 | #define PNG_EMPTY /*empty list*/ |
308 | 308 | ||
309 | #define PNG_EXPORT(ordinal, type, name, args)\ | 309 | #define PNG_EXPORT(ordinal, type, name, args)\ |
310 | PNG_EXPORTA(ordinal, type, name, args, PNG_EMPTY) | 310 | PNG_EXPORTA(ordinal, type, name, args, PNG_EMPTY) |
311 | 311 | ||
312 | /* Use PNG_REMOVED to comment out a removed interface. */ | 312 | /* Use PNG_REMOVED to comment out a removed interface. */ |
313 | #ifndef PNG_REMOVED | 313 | #ifndef PNG_REMOVED |
314 | # define PNG_REMOVED(ordinal, type, name, args, attributes) | 314 | # define PNG_REMOVED(ordinal, type, name, args, attributes) |
315 | #endif | 315 | #endif |
316 | 316 | ||
317 | #ifndef PNG_CALLBACK | 317 | #ifndef PNG_CALLBACK |
318 | # define PNG_CALLBACK(type, name, args) type (PNGCBAPI name) PNGARG(args) | 318 | # define PNG_CALLBACK(type, name, args) type (PNGCBAPI name) PNGARG(args) |
319 | #endif | 319 | #endif |
320 | 320 | ||
321 | /* Support for compiler specific function attributes. These are used | 321 | /* Support for compiler specific function attributes. These are used |
322 | * so that where compiler support is available incorrect use of API | 322 | * so that where compiler support is available incorrect use of API |
323 | * functions in png.h will generate compiler warnings. | 323 | * functions in png.h will generate compiler warnings. |
324 | * | 324 | * |
325 | * Added at libpng-1.2.41. | 325 | * Added at libpng-1.2.41. |
326 | */ | 326 | */ |
327 | 327 | ||
328 | #ifndef PNG_NO_PEDANTIC_WARNINGS | 328 | #ifndef PNG_NO_PEDANTIC_WARNINGS |
329 | # ifndef PNG_PEDANTIC_WARNINGS_SUPPORTED | 329 | # ifndef PNG_PEDANTIC_WARNINGS_SUPPORTED |
330 | # define PNG_PEDANTIC_WARNINGS_SUPPORTED | 330 | # define PNG_PEDANTIC_WARNINGS_SUPPORTED |
331 | # endif | 331 | # endif |
332 | #endif | 332 | #endif |
333 | 333 | ||
334 | #ifdef PNG_PEDANTIC_WARNINGS_SUPPORTED | 334 | #ifdef PNG_PEDANTIC_WARNINGS_SUPPORTED |
335 | /* Support for compiler specific function attributes. These are used | 335 | /* Support for compiler specific function attributes. These are used |
336 | * so that where compiler support is available incorrect use of API | 336 | * so that where compiler support is available incorrect use of API |
337 | * functions in png.h will generate compiler warnings. Added at libpng | 337 | * functions in png.h will generate compiler warnings. Added at libpng |
338 | * version 1.2.41. | 338 | * version 1.2.41. |
339 | */ | 339 | */ |
340 | # if defined(__GNUC__) | 340 | # if defined(__GNUC__) |
341 | # ifndef PNG_USE_RESULT | 341 | # ifndef PNG_USE_RESULT |
342 | # define PNG_USE_RESULT __attribute__((__warn_unused_result__)) | 342 | # define PNG_USE_RESULT __attribute__((__warn_unused_result__)) |
343 | # endif | 343 | # endif |
344 | # ifndef PNG_NORETURN | 344 | # ifndef PNG_NORETURN |
345 | # define PNG_NORETURN __attribute__((__noreturn__)) | 345 | # define PNG_NORETURN __attribute__((__noreturn__)) |
346 | # endif | 346 | # endif |
347 | # ifndef PNG_ALLOCATED | 347 | # ifndef PNG_ALLOCATED |
348 | # define PNG_ALLOCATED __attribute__((__malloc__)) | 348 | # define PNG_ALLOCATED __attribute__((__malloc__)) |
349 | # endif | 349 | # endif |
350 | # ifndef PNG_DEPRECATED | 350 | # ifndef PNG_DEPRECATED |
351 | # define PNG_DEPRECATED __attribute__((__deprecated__)) | 351 | # define PNG_DEPRECATED __attribute__((__deprecated__)) |
352 | # endif | 352 | # endif |
353 | # ifndef PNG_PRIVATE | 353 | # ifndef PNG_PRIVATE |
354 | # if 0 /* Doesn't work so we use deprecated instead*/ | 354 | # if 0 /* Doesn't work so we use deprecated instead*/ |
355 | # define PNG_PRIVATE \ | 355 | # define PNG_PRIVATE \ |
356 | __attribute__((warning("This function is not exported by libpng."))) | 356 | __attribute__((warning("This function is not exported by libpng."))) |
357 | # else | 357 | # else |
358 | # define PNG_PRIVATE \ | 358 | # define PNG_PRIVATE \ |
359 | __attribute__((__deprecated__)) | 359 | __attribute__((__deprecated__)) |
360 | # endif | 360 | # endif |
361 | # endif | 361 | # endif |
362 | # endif /* __GNUC__ */ | 362 | # endif /* __GNUC__ */ |
363 | 363 | ||
364 | # if defined(_MSC_VER) && (_MSC_VER >= 1300) | 364 | # if defined(_MSC_VER) && (_MSC_VER >= 1300) |
365 | # ifndef PNG_USE_RESULT | 365 | # ifndef PNG_USE_RESULT |
366 | # define PNG_USE_RESULT /* not supported */ | 366 | # define PNG_USE_RESULT /* not supported */ |
367 | # endif | 367 | # endif |
368 | # ifndef PNG_NORETURN | 368 | # ifndef PNG_NORETURN |
369 | # define PNG_NORETURN __declspec(noreturn) | 369 | # define PNG_NORETURN __declspec(noreturn) |
370 | # endif | 370 | # endif |
371 | # ifndef PNG_ALLOCATED | 371 | # ifndef PNG_ALLOCATED |
372 | # if (_MSC_VER >= 1400) | 372 | # if (_MSC_VER >= 1400) |
373 | # define PNG_ALLOCATED __declspec(restrict) | 373 | # define PNG_ALLOCATED __declspec(restrict) |
374 | # endif | 374 | # endif |
375 | # endif | 375 | # endif |
376 | # ifndef PNG_DEPRECATED | 376 | # ifndef PNG_DEPRECATED |
377 | # define PNG_DEPRECATED __declspec(deprecated) | 377 | # define PNG_DEPRECATED __declspec(deprecated) |
378 | # endif | 378 | # endif |
379 | # ifndef PNG_PRIVATE | 379 | # ifndef PNG_PRIVATE |
380 | # define PNG_PRIVATE __declspec(deprecated) | 380 | # define PNG_PRIVATE __declspec(deprecated) |
381 | # endif | 381 | # endif |
382 | # endif /* _MSC_VER */ | 382 | # endif /* _MSC_VER */ |
383 | #endif /* PNG_PEDANTIC_WARNINGS */ | 383 | #endif /* PNG_PEDANTIC_WARNINGS */ |
384 | 384 | ||
385 | #ifndef PNG_DEPRECATED | 385 | #ifndef PNG_DEPRECATED |
386 | # define PNG_DEPRECATED /* Use of this function is deprecated */ | 386 | # define PNG_DEPRECATED /* Use of this function is deprecated */ |
387 | #endif | 387 | #endif |
388 | #ifndef PNG_USE_RESULT | 388 | #ifndef PNG_USE_RESULT |
389 | # define PNG_USE_RESULT /* The result of this function must be checked */ | 389 | # define PNG_USE_RESULT /* The result of this function must be checked */ |
390 | #endif | 390 | #endif |
391 | #ifndef PNG_NORETURN | 391 | #ifndef PNG_NORETURN |
392 | # define PNG_NORETURN /* This function does not return */ | 392 | # define PNG_NORETURN /* This function does not return */ |
393 | #endif | 393 | #endif |
394 | #ifndef PNG_ALLOCATED | 394 | #ifndef PNG_ALLOCATED |
395 | # define PNG_ALLOCATED /* The result of the function is new memory */ | 395 | # define PNG_ALLOCATED /* The result of the function is new memory */ |
396 | #endif | 396 | #endif |
397 | #ifndef PNG_PRIVATE | 397 | #ifndef PNG_PRIVATE |
398 | # define PNG_PRIVATE /* This is a private libpng function */ | 398 | # define PNG_PRIVATE /* This is a private libpng function */ |
399 | #endif | 399 | #endif |
400 | #ifndef PNG_FP_EXPORT /* A floating point API. */ | 400 | #ifndef PNG_FP_EXPORT /* A floating point API. */ |
401 | # ifdef PNG_FLOATING_POINT_SUPPORTED | 401 | # ifdef PNG_FLOATING_POINT_SUPPORTED |
402 | # define PNG_FP_EXPORT(ordinal, type, name, args)\ | 402 | # define PNG_FP_EXPORT(ordinal, type, name, args)\ |
403 | PNG_EXPORT(ordinal, type, name, args) | 403 | PNG_EXPORT(ordinal, type, name, args) |
404 | # else /* No floating point APIs */ | 404 | # else /* No floating point APIs */ |
405 | # define PNG_FP_EXPORT(ordinal, type, name, args) | 405 | # define PNG_FP_EXPORT(ordinal, type, name, args) |
406 | # endif | 406 | # endif |
407 | #endif | 407 | #endif |
408 | #ifndef PNG_FIXED_EXPORT /* A fixed point API. */ | 408 | #ifndef PNG_FIXED_EXPORT /* A fixed point API. */ |
409 | # ifdef PNG_FIXED_POINT_SUPPORTED | 409 | # ifdef PNG_FIXED_POINT_SUPPORTED |
410 | # define PNG_FIXED_EXPORT(ordinal, type, name, args)\ | 410 | # define PNG_FIXED_EXPORT(ordinal, type, name, args)\ |
411 | PNG_EXPORT(ordinal, type, name, args) | 411 | PNG_EXPORT(ordinal, type, name, args) |
412 | # else /* No fixed point APIs */ | 412 | # else /* No fixed point APIs */ |
413 | # define PNG_FIXED_EXPORT(ordinal, type, name, args) | 413 | # define PNG_FIXED_EXPORT(ordinal, type, name, args) |
414 | # endif | 414 | # endif |
415 | #endif | 415 | #endif |
416 | 416 | ||
417 | /* The following uses const char * instead of char * for error | 417 | /* The following uses const char * instead of char * for error |
418 | * and warning message functions, so some compilers won't complain. | 418 | * and warning message functions, so some compilers won't complain. |
419 | * If you do not want to use const, define PNG_NO_CONST here. | 419 | * If you do not want to use const, define PNG_NO_CONST here. |
420 | * | 420 | * |
421 | * This should not change how the APIs are called, so it can be done | 421 | * This should not change how the APIs are called, so it can be done |
422 | * on a per-file basis in the application. | 422 | * on a per-file basis in the application. |
423 | */ | 423 | */ |
424 | #ifndef PNG_CONST | 424 | #ifndef PNG_CONST |
425 | # ifndef PNG_NO_CONST | 425 | # ifndef PNG_NO_CONST |
426 | # define PNG_CONST const | 426 | # define PNG_CONST const |
427 | # else | 427 | # else |
428 | # define PNG_CONST | 428 | # define PNG_CONST |
429 | # endif | 429 | # endif |
430 | #endif | 430 | #endif |
431 | 431 | ||
432 | /* Some typedefs to get us started. These should be safe on most of the | 432 | /* Some typedefs to get us started. These should be safe on most of the |
433 | * common platforms. The typedefs should be at least as large as the | 433 | * common platforms. The typedefs should be at least as large as the |
434 | * numbers suggest (a png_uint_32 must be at least 32 bits long), but they | 434 | * numbers suggest (a png_uint_32 must be at least 32 bits long), but they |
435 | * don't have to be exactly that size. Some compilers dislike passing | 435 | * don't have to be exactly that size. Some compilers dislike passing |
436 | * unsigned shorts as function parameters, so you may be better off using | 436 | * unsigned shorts as function parameters, so you may be better off using |
437 | * unsigned int for png_uint_16. | 437 | * unsigned int for png_uint_16. |
438 | */ | 438 | */ |
439 | 439 | ||
440 | #if defined(INT_MAX) && (INT_MAX > 0x7ffffffeL) | 440 | #if defined(INT_MAX) && (INT_MAX > 0x7ffffffeL) |
441 | typedef unsigned int png_uint_32; | 441 | typedef unsigned int png_uint_32; |
442 | typedef int png_int_32; | 442 | typedef int png_int_32; |
443 | #else | 443 | #else |
444 | typedef unsigned long png_uint_32; | 444 | typedef unsigned long png_uint_32; |
445 | typedef long png_int_32; | 445 | typedef long png_int_32; |
446 | #endif | 446 | #endif |
447 | typedef unsigned short png_uint_16; | 447 | typedef unsigned short png_uint_16; |
448 | typedef short png_int_16; | 448 | typedef short png_int_16; |
449 | typedef unsigned char png_byte; | 449 | typedef unsigned char png_byte; |
450 | 450 | ||
451 | #ifdef PNG_NO_SIZE_T | 451 | #ifdef PNG_NO_SIZE_T |
452 | typedef unsigned int png_size_t; | 452 | typedef unsigned int png_size_t; |
453 | #else | 453 | #else |
454 | typedef size_t png_size_t; | 454 | typedef size_t png_size_t; |
455 | #endif | 455 | #endif |
456 | #define png_sizeof(x) (sizeof (x)) | 456 | #define png_sizeof(x) (sizeof (x)) |
457 | 457 | ||
458 | /* The following is needed for medium model support. It cannot be in the | 458 | /* The following is needed for medium model support. It cannot be in the |
459 | * pngpriv.h header. Needs modification for other compilers besides | 459 | * pngpriv.h header. Needs modification for other compilers besides |
460 | * MSC. Model independent support declares all arrays and pointers to be | 460 | * MSC. Model independent support declares all arrays and pointers to be |
461 | * large using the far keyword. The zlib version used must also support | 461 | * large using the far keyword. The zlib version used must also support |
462 | * model independent data. As of version zlib 1.0.4, the necessary changes | 462 | * model independent data. As of version zlib 1.0.4, the necessary changes |
463 | * have been made in zlib. The USE_FAR_KEYWORD define triggers other | 463 | * have been made in zlib. The USE_FAR_KEYWORD define triggers other |
464 | * changes that are needed. (Tim Wegner) | 464 | * changes that are needed. (Tim Wegner) |
465 | */ | 465 | */ |
466 | 466 | ||
467 | /* Separate compiler dependencies (problem here is that zlib.h always | 467 | /* Separate compiler dependencies (problem here is that zlib.h always |
468 | * defines FAR. (SJT) | 468 | * defines FAR. (SJT) |
469 | */ | 469 | */ |
470 | #ifdef __BORLANDC__ | 470 | #ifdef __BORLANDC__ |
471 | # if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__) | 471 | # if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__) |
472 | # define LDATA 1 | 472 | # define LDATA 1 |
473 | # else | 473 | # else |
474 | # define LDATA 0 | 474 | # define LDATA 0 |
475 | # endif | 475 | # endif |
476 | /* GRR: why is Cygwin in here? Cygwin is not Borland C... */ | 476 | /* GRR: why is Cygwin in here? Cygwin is not Borland C... */ |
477 | # if !defined(__WIN32__) && !defined(__FLAT__) && !defined(__CYGWIN__) | 477 | # if !defined(__WIN32__) && !defined(__FLAT__) && !defined(__CYGWIN__) |
478 | # define PNG_MAX_MALLOC_64K /* only used in build */ | 478 | # define PNG_MAX_MALLOC_64K /* only used in build */ |
479 | # if (LDATA != 1) | 479 | # if (LDATA != 1) |
480 | # ifndef FAR | 480 | # ifndef FAR |
481 | # define FAR __far | 481 | # define FAR __far |
482 | # endif | 482 | # endif |
483 | # define USE_FAR_KEYWORD | 483 | # define USE_FAR_KEYWORD |
484 | # endif /* LDATA != 1 */ | 484 | # endif /* LDATA != 1 */ |
485 | /* Possibly useful for moving data out of default segment. | 485 | /* Possibly useful for moving data out of default segment. |
486 | * Uncomment it if you want. Could also define FARDATA as | 486 | * Uncomment it if you want. Could also define FARDATA as |
487 | * const if your compiler supports it. (SJT) | 487 | * const if your compiler supports it. (SJT) |
488 | # define FARDATA FAR | 488 | # define FARDATA FAR |
489 | */ | 489 | */ |
490 | # endif /* __WIN32__, __FLAT__, __CYGWIN__ */ | 490 | # endif /* __WIN32__, __FLAT__, __CYGWIN__ */ |
491 | #endif /* __BORLANDC__ */ | 491 | #endif /* __BORLANDC__ */ |
492 | 492 | ||
493 | 493 | ||
494 | /* Suggest testing for specific compiler first before testing for | 494 | /* Suggest testing for specific compiler first before testing for |
495 | * FAR. The Watcom compiler defines both __MEDIUM__ and M_I86MM, | 495 | * FAR. The Watcom compiler defines both __MEDIUM__ and M_I86MM, |
496 | * making reliance oncertain keywords suspect. (SJT) | 496 | * making reliance oncertain keywords suspect. (SJT) |
497 | */ | 497 | */ |
498 | 498 | ||
499 | /* MSC Medium model */ | 499 | /* MSC Medium model */ |
500 | #ifdef FAR | 500 | #ifdef FAR |
501 | # ifdef M_I86MM | 501 | # ifdef M_I86MM |
502 | # define USE_FAR_KEYWORD | 502 | # define USE_FAR_KEYWORD |
503 | # define FARDATA FAR | 503 | # define FARDATA FAR |
504 | # include <dos.h> | 504 | # include <dos.h> |
505 | # endif | 505 | # endif |
506 | #endif | 506 | #endif |
507 | 507 | ||
508 | /* SJT: default case */ | 508 | /* SJT: default case */ |
509 | #ifndef FAR | 509 | #ifndef FAR |
510 | # define FAR | 510 | # define FAR |
511 | #endif | 511 | #endif |
512 | 512 | ||
513 | /* At this point FAR is always defined */ | 513 | /* At this point FAR is always defined */ |
514 | #ifndef FARDATA | 514 | #ifndef FARDATA |
515 | # define FARDATA | 515 | # define FARDATA |
516 | #endif | 516 | #endif |
517 | 517 | ||
518 | /* Typedef for floating-point numbers that are converted | 518 | /* Typedef for floating-point numbers that are converted |
519 | * to fixed-point with a multiple of 100,000, e.g., gamma | 519 | * to fixed-point with a multiple of 100,000, e.g., gamma |
520 | */ | 520 | */ |
521 | typedef png_int_32 png_fixed_point; | 521 | typedef png_int_32 png_fixed_point; |
522 | 522 | ||
523 | /* Add typedefs for pointers */ | 523 | /* Add typedefs for pointers */ |
524 | typedef void FAR * png_voidp; | 524 | typedef void FAR * png_voidp; |
525 | typedef PNG_CONST void FAR * png_const_voidp; | 525 | typedef PNG_CONST void FAR * png_const_voidp; |
526 | typedef png_byte FAR * png_bytep; | 526 | typedef png_byte FAR * png_bytep; |
527 | typedef PNG_CONST png_byte FAR * png_const_bytep; | 527 | typedef PNG_CONST png_byte FAR * png_const_bytep; |
528 | typedef png_uint_32 FAR * png_uint_32p; | 528 | typedef png_uint_32 FAR * png_uint_32p; |
529 | typedef PNG_CONST png_uint_32 FAR * png_const_uint_32p; | 529 | typedef PNG_CONST png_uint_32 FAR * png_const_uint_32p; |
530 | typedef png_int_32 FAR * png_int_32p; | 530 | typedef png_int_32 FAR * png_int_32p; |
531 | typedef PNG_CONST png_int_32 FAR * png_const_int_32p; | 531 | typedef PNG_CONST png_int_32 FAR * png_const_int_32p; |
532 | typedef png_uint_16 FAR * png_uint_16p; | 532 | typedef png_uint_16 FAR * png_uint_16p; |
533 | typedef PNG_CONST png_uint_16 FAR * png_const_uint_16p; | 533 | typedef PNG_CONST png_uint_16 FAR * png_const_uint_16p; |
534 | typedef png_int_16 FAR * png_int_16p; | 534 | typedef png_int_16 FAR * png_int_16p; |
535 | typedef PNG_CONST png_int_16 FAR * png_const_int_16p; | 535 | typedef PNG_CONST png_int_16 FAR * png_const_int_16p; |
536 | typedef char FAR * png_charp; | 536 | typedef char FAR * png_charp; |
537 | typedef PNG_CONST char FAR * png_const_charp; | 537 | typedef PNG_CONST char FAR * png_const_charp; |
538 | typedef png_fixed_point FAR * png_fixed_point_p; | 538 | typedef png_fixed_point FAR * png_fixed_point_p; |
539 | typedef PNG_CONST png_fixed_point FAR * png_const_fixed_point_p; | 539 | typedef PNG_CONST png_fixed_point FAR * png_const_fixed_point_p; |
540 | typedef png_size_t FAR * png_size_tp; | 540 | typedef png_size_t FAR * png_size_tp; |
541 | typedef PNG_CONST png_size_t FAR * png_const_size_tp; | 541 | typedef PNG_CONST png_size_t FAR * png_const_size_tp; |
542 | 542 | ||
543 | #ifdef PNG_STDIO_SUPPORTED | 543 | #ifdef PNG_STDIO_SUPPORTED |
544 | typedef FILE * png_FILE_p; | 544 | typedef FILE * png_FILE_p; |
545 | #endif | 545 | #endif |
546 | 546 | ||
547 | #ifdef PNG_FLOATING_POINT_SUPPORTED | 547 | #ifdef PNG_FLOATING_POINT_SUPPORTED |
548 | typedef double FAR * png_doublep; | 548 | typedef double FAR * png_doublep; |
549 | typedef PNG_CONST double FAR * png_const_doublep; | 549 | typedef PNG_CONST double FAR * png_const_doublep; |
550 | #endif | 550 | #endif |
551 | 551 | ||
552 | /* Pointers to pointers; i.e. arrays */ | 552 | /* Pointers to pointers; i.e. arrays */ |
553 | typedef png_byte FAR * FAR * png_bytepp; | 553 | typedef png_byte FAR * FAR * png_bytepp; |
554 | typedef png_uint_32 FAR * FAR * png_uint_32pp; | 554 | typedef png_uint_32 FAR * FAR * png_uint_32pp; |
555 | typedef png_int_32 FAR * FAR * png_int_32pp; | 555 | typedef png_int_32 FAR * FAR * png_int_32pp; |
556 | typedef png_uint_16 FAR * FAR * png_uint_16pp; | 556 | typedef png_uint_16 FAR * FAR * png_uint_16pp; |
557 | typedef png_int_16 FAR * FAR * png_int_16pp; | 557 | typedef png_int_16 FAR * FAR * png_int_16pp; |
558 | typedef PNG_CONST char FAR * FAR * png_const_charpp; | 558 | typedef PNG_CONST char FAR * FAR * png_const_charpp; |
559 | typedef char FAR * FAR * png_charpp; | 559 | typedef char FAR * FAR * png_charpp; |
560 | typedef png_fixed_point FAR * FAR * png_fixed_point_pp; | 560 | typedef png_fixed_point FAR * FAR * png_fixed_point_pp; |
561 | #ifdef PNG_FLOATING_POINT_SUPPORTED | 561 | #ifdef PNG_FLOATING_POINT_SUPPORTED |
562 | typedef double FAR * FAR * png_doublepp; | 562 | typedef double FAR * FAR * png_doublepp; |
563 | #endif | 563 | #endif |
564 | 564 | ||
565 | /* Pointers to pointers to pointers; i.e., pointer to array */ | 565 | /* Pointers to pointers to pointers; i.e., pointer to array */ |
566 | typedef char FAR * FAR * FAR * png_charppp; | 566 | typedef char FAR * FAR * FAR * png_charppp; |
567 | 567 | ||
568 | /* png_alloc_size_t is guaranteed to be no smaller than png_size_t, | 568 | /* png_alloc_size_t is guaranteed to be no smaller than png_size_t, |
569 | * and no smaller than png_uint_32. Casts from png_size_t or png_uint_32 | 569 | * and no smaller than png_uint_32. Casts from png_size_t or png_uint_32 |
570 | * to png_alloc_size_t are not necessary; in fact, it is recommended | 570 | * to png_alloc_size_t are not necessary; in fact, it is recommended |
571 | * not to use them at all so that the compiler can complain when something | 571 | * not to use them at all so that the compiler can complain when something |
572 | * turns out to be problematic. | 572 | * turns out to be problematic. |
573 | * Casts in the other direction (from png_alloc_size_t to png_size_t or | 573 | * Casts in the other direction (from png_alloc_size_t to png_size_t or |
574 | * png_uint_32) should be explicitly applied; however, we do not expect | 574 | * png_uint_32) should be explicitly applied; however, we do not expect |
575 | * to encounter practical situations that require such conversions. | 575 | * to encounter practical situations that require such conversions. |
576 | */ | 576 | */ |
577 | #if defined(__TURBOC__) && !defined(__FLAT__) | 577 | #if defined(__TURBOC__) && !defined(__FLAT__) |
578 | typedef unsigned long png_alloc_size_t; | 578 | typedef unsigned long png_alloc_size_t; |
579 | #else | 579 | #else |
580 | # if defined(_MSC_VER) && defined(MAXSEG_64K) | 580 | # if defined(_MSC_VER) && defined(MAXSEG_64K) |
581 | typedef unsigned long png_alloc_size_t; | 581 | typedef unsigned long png_alloc_size_t; |
582 | # else | 582 | # else |
583 | /* This is an attempt to detect an old Windows system where (int) is | 583 | /* This is an attempt to detect an old Windows system where (int) is |
584 | * actually 16 bits, in that case png_malloc must have an argument with a | 584 | * actually 16 bits, in that case png_malloc must have an argument with a |
585 | * bigger size to accomodate the requirements of the library. | 585 | * bigger size to accomodate the requirements of the library. |
586 | */ | 586 | */ |
587 | # if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_)) && \ | 587 | # if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_)) && \ |
588 | (!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL) | 588 | (!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL) |
589 | typedef DWORD png_alloc_size_t; | 589 | typedef DWORD png_alloc_size_t; |
590 | # else | 590 | # else |
591 | typedef png_size_t png_alloc_size_t; | 591 | typedef png_size_t png_alloc_size_t; |
592 | # endif | 592 | # endif |
593 | # endif | 593 | # endif |
594 | #endif | 594 | #endif |
595 | 595 | ||
596 | #endif /* PNGCONF_H */ | 596 | #endif /* PNGCONF_H */ |