MinGW32 library update, libpng 1.4.3 -> 1.4.4
git-svn-id: https://svn.code.sf.net/p/fteqw/code/branches/wip@3659 fc73d0e0-1445-4013-8a0c-d673dee63da5
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@ -1,7 +1,7 @@
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/* pngconf.h - machine configurable file for libpng
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*
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* libpng version 1.4.3 - June 26, 2010
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* libpng version 1.4.4 - September 23, 2010
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* For conditions of distribution and use, see copyright notice in png.h
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* Copyright (c) 1998-2010 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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@ -44,14 +44,14 @@
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* includes the resource compiler for Windows DLL configurations.
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*/
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#ifdef PNG_USER_CONFIG
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# include "pngusr.h"
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# ifndef PNG_USER_PRIVATEBUILD
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# define PNG_USER_PRIVATEBUILD
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# endif
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# include "pngusr.h"
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#endif
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/*
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* If you create a private DLL you need to define in "pngusr.h" the followings:
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* If you create a private DLL you should define in "pngusr.h" the following:
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* #define PNG_USER_PRIVATEBUILD <Describes by whom and why this version of
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* the DLL was built>
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* e.g. #define PNG_USER_PRIVATEBUILD "Build by MyCompany for xyz reasons."
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@ -59,7 +59,7 @@
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* distinguish your DLL from those of the official release. These
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* correspond to the trailing letters that come after the version
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* number and must match your private DLL name>
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* e.g. // private DLL "libpng13gx.dll"
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* e.g. // private DLL "libpng14gx.dll"
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* #define PNG_USER_DLLFNAME_POSTFIX "gx"
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*
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* The following macros are also at your disposal if you want to complete the
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@ -269,11 +269,19 @@
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* #define PNG_NO_STDIO
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*/
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#ifdef _WIN32_WCE
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# define PNG_NO_CONSOLE_IO
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# define PNG_NO_STDIO
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# define PNG_NO_TIME_RFC1123
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# ifdef PNG_DEBUG
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# undef PNG_DEBUG
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# endif
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#endif
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#if !defined(PNG_NO_STDIO) && !defined(PNG_STDIO_SUPPORTED)
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# define PNG_STDIO_SUPPORTED
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#endif
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#ifdef PNG_BUILD_DLL
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# if !defined(PNG_CONSOLE_IO_SUPPORTED) && !defined(PNG_NO_CONSOLE_IO)
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# define PNG_NO_CONSOLE_IO
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@ -439,7 +447,7 @@
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/* The following uses const char * instead of char * for error
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* and warning message functions, so some compilers won't complain.
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* If you do not want to use const, define PNG_NO_CONST here.
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* If you do not want to use const, define PNG_NO_CONST.
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*/
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#ifndef PNG_CONST
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@ -454,8 +462,10 @@
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* library that you will not be using. I wish I could figure out how to
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* automate this, but I can't do that without making it seriously hard
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* on the users. So if you are not using an ability, change the #define
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* to and #undef, and that part of the library will not be compiled. If
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* your linker can't find a function, you may want to make sure the
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* to an #undef, or pass in PNG_NO_feature and that part of the library
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* will not be compiled.
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* If your linker can't find a function, you may want to make sure the
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* ability is defined here. Some of these depend upon some others being
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* defined. I haven't figured out all the interactions here, so you may
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* have to experiment awhile to get everything to compile. If you are
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@ -1114,7 +1124,7 @@ typedef unsigned char png_byte;
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#else
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typedef size_t png_size_t;
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#endif
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#define png_sizeof(x) sizeof(x)
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#define png_sizeof(x) (sizeof (x))
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/* The following is needed for medium model support. It cannot be in the
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* pngpriv.h header. Needs modification for other compilers besides
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@ -1236,6 +1246,13 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define PNG_DLL
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#endif
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/* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
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* you may get warnings regarding the linkage of png_zalloc and png_zfree.
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* Don't ignore those warnings; you must also reset the default calling
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* convention in your compiler to match your PNGAPI, and you must build
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* zlib and your applications the same way you build libpng.
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*/
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#ifdef __CYGWIN__
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# undef PNGAPI
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# define PNGAPI __cdecl
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@ -1243,14 +1260,11 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define PNG_IMPEXP
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#endif
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#define PNG_USE_LOCAL_ARRAYS /* Not used in libpng, defined for legacy apps */
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/* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
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* you may get warnings regarding the linkage of png_zalloc and png_zfree.
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* Don't ignore those warnings; you must also reset the default calling
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* convention in your compiler to match your PNGAPI, and you must build
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* zlib and your applications the same way you build libpng.
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*/
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#ifdef __WATCOMC__
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# ifndef PNGAPI
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# define PNGAPI
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# endif
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#endif
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#if defined(__MINGW32__) && !defined(PNG_MODULEDEF)
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# ifndef PNG_NO_MODULEDEF
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@ -1335,6 +1349,8 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define PNG_EXPORT(type,symbol) PNG_IMPEXP type PNGAPI symbol
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#endif
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#define PNG_USE_LOCAL_ARRAYS /* Not used in libpng, defined for legacy apps */
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/* Support for compiler specific function attributes. These are used
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* so that where compiler support is available incorrect use of API
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* functions in png.h will generate compiler warnings.
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@ -1412,7 +1428,7 @@ typedef char FAR * FAR * FAR * png_charppp;
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/* memory model/platform independent fns */
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#ifndef PNG_ABORT
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# ifdef _WINDOWS_
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# if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_))
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# define PNG_ABORT() ExitProcess(0)
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# else
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# define PNG_ABORT() abort()
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@ -1433,7 +1449,8 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define png_memset _fmemset
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# define png_sprintf sprintf
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#else
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# ifdef _WINDOWS_ /* Favor Windows over C runtime fns */
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# if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_))
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# /* Favor Windows over C runtime fns */
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# define CVT_PTR(ptr) (ptr)
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# define CVT_PTR_NOCHECK(ptr) (ptr)
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# define png_strcpy lstrcpyA
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@ -1453,7 +1470,10 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define png_memcpy memcpy
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# define png_memset memset
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# define png_sprintf sprintf
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# ifndef PNG_NO_SNPRINTF
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# endif
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#endif
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#ifndef PNG_NO_SNPRINTF
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# ifdef _MSC_VER
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# define png_snprintf _snprintf /* Added to v 1.2.19 */
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# define png_snprintf2 _snprintf
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@ -1463,19 +1483,17 @@ typedef char FAR * FAR * FAR * png_charppp;
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# define png_snprintf2 snprintf
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# define png_snprintf6 snprintf
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# endif
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# else
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#else
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/* You don't have or don't want to use snprintf(). Caution: Using
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* sprintf instead of snprintf exposes your application to accidental
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* or malevolent buffer overflows. If you don't have snprintf()
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* as a general rule you should provide one (you can get one from
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* Portable OpenSSH).
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*/
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# define png_snprintf(s1,n,fmt,x1) sprintf(s1,fmt,x1)
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# define png_snprintf2(s1,n,fmt,x1,x2) sprintf(s1,fmt,x1,x2)
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# define png_snprintf(s1,n,fmt,x1) png_sprintf(s1,fmt,x1)
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# define png_snprintf2(s1,n,fmt,x1,x2) png_sprintf(s1,fmt,x1,x2)
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# define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \
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sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)
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# endif
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# endif
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png_sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)
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#endif
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/* png_alloc_size_t is guaranteed to be no smaller than png_size_t,
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@ -1488,22 +1506,19 @@ typedef char FAR * FAR * FAR * png_charppp;
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* to encounter practical situations that require such conversions.
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*/
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#if defined(__TURBOC__) && !defined(__FLAT__)
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# define png_mem_alloc farmalloc
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# define png_mem_free farfree
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typedef unsigned long png_alloc_size_t;
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#else
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# if defined(_MSC_VER) && defined(MAXSEG_64K)
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# define png_mem_alloc(s) halloc(s, 1)
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# define png_mem_free hfree
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typedef unsigned long png_alloc_size_t;
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# else
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# if defined(_WINDOWS_) && (!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL)
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# define png_mem_alloc(s) HeapAlloc(GetProcessHeap(), 0, s)
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# define png_mem_free(p) HeapFree(GetProcessHeap(), 0, p)
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/* This is an attempt to detect an old Windows system where (int) is
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* actually 16 bits, in that case png_malloc must have an argument with a
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* bigger size to accomodate the requirements of the library.
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*/
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# if (defined(_Windows) || defined(_WINDOWS) || defined(_WINDOWS_)) && \
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(!defined(INT_MAX) || INT_MAX <= 0x7ffffffeL)
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typedef DWORD png_alloc_size_t;
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# else
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# define png_mem_alloc malloc
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# define png_mem_free free
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typedef png_size_t png_alloc_size_t;
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# endif
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# endif
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