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authordimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2002-02-24 18:57:25 (GMT)
committerdimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2002-02-24 18:57:25 (GMT)
commitc7bc295f92f56d1dea369663e058933f550a0187 (patch)
tree81d72027898b1a75221b9ca82b04075277821a9f /libpng/zconf.h
parent9793ce49f1d7641854ef0608b34c1dd2d4891a20 (diff)
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+/* zconf.h -- configuration of the zlib compression library
+ * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* @(#) $Id$ */
+
+#ifndef _ZCONF_H
+#define _ZCONF_H
+
+/*
+ * If you *really* need a unique prefix for all types and library functions,
+ * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
+ */
+#ifdef Z_PREFIX
+# define deflateInit_ z_deflateInit_
+# define deflate z_deflate
+# define deflateEnd z_deflateEnd
+# define inflateInit_ z_inflateInit_
+# define inflate z_inflate
+# define inflateEnd z_inflateEnd
+# define deflateInit2_ z_deflateInit2_
+# define deflateSetDictionary z_deflateSetDictionary
+# define deflateCopy z_deflateCopy
+# define deflateReset z_deflateReset
+# define deflateParams z_deflateParams
+# define inflateInit2_ z_inflateInit2_
+# define inflateSetDictionary z_inflateSetDictionary
+# define inflateSync z_inflateSync
+# define inflateSyncPoint z_inflateSyncPoint
+# define inflateReset z_inflateReset
+# define compress z_compress
+# define compress2 z_compress2
+# define uncompress z_uncompress
+# define adler32 z_adler32
+# define crc32 z_crc32
+# define get_crc_table z_get_crc_table
+
+# define Byte z_Byte
+# define uInt z_uInt
+# define uLong z_uLong
+# define Bytef z_Bytef
+# define charf z_charf
+# define intf z_intf
+# define uIntf z_uIntf
+# define uLongf z_uLongf
+# define voidpf z_voidpf
+# define voidp z_voidp
+#endif
+
+#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
+# define WIN32
+#endif
+#if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386)
+# ifndef __32BIT__
+# define __32BIT__
+# endif
+#endif
+#if defined(__MSDOS__) && !defined(MSDOS)
+# define MSDOS
+#endif
+
+/*
+ * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
+ * than 64k bytes at a time (needed on systems with 16-bit int).
+ */
+#if defined(MSDOS) && !defined(__32BIT__)
+# define MAXSEG_64K
+#endif
+#ifdef MSDOS
+# define UNALIGNED_OK
+#endif
+
+#if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC)
+# define STDC
+#endif
+#if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__)
+# ifndef STDC
+# define STDC
+# endif
+#endif
+
+#ifndef STDC
+# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
+# define const
+# endif
+#endif
+
+/* Some Mac compilers merge all .h files incorrectly: */
+#if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__)
+# define NO_DUMMY_DECL
+#endif
+
+/* Old Borland C incorrectly complains about missing returns: */
+#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500)
+# define NEED_DUMMY_RETURN
+#endif
+
+
+/* Maximum value for memLevel in deflateInit2 */
+#ifndef MAX_MEM_LEVEL
+# ifdef MAXSEG_64K
+# define MAX_MEM_LEVEL 8
+# else
+# define MAX_MEM_LEVEL 9
+# endif
+#endif
+
+/* Maximum value for windowBits in deflateInit2 and inflateInit2.
+ * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
+ * created by gzip. (Files created by minigzip can still be extracted by
+ * gzip.)
+ */
+#ifndef MAX_WBITS
+# define MAX_WBITS 15 /* 32K LZ77 window */
+#endif
+
+/* The memory requirements for deflate are (in bytes):
+ (1 << (windowBits+2)) + (1 << (memLevel+9))
+ that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
+ plus a few kilobytes for small objects. For example, if you want to reduce
+ the default memory requirements from 256K to 128K, compile with
+ make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
+ Of course this will generally degrade compression (there's no free lunch).
+
+ The memory requirements for inflate are (in bytes) 1 << windowBits
+ that is, 32K for windowBits=15 (default value) plus a few kilobytes
+ for small objects.
+*/
+
+ /* Type declarations */
+
+#ifndef OF /* function prototypes */
+# ifdef STDC
+# define OF(args) args
+# else
+# define OF(args) ()
+# endif
+#endif
+
+/* The following definitions for FAR are needed only for MSDOS mixed
+ * model programming (small or medium model with some far allocations).
+ * This was tested only with MSC; for other MSDOS compilers you may have
+ * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
+ * just define FAR to be empty.
+ */
+#if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__)
+ /* MSC small or medium model */
+# define SMALL_MEDIUM
+# ifdef _MSC_VER
+# define FAR _far
+# else
+# define FAR far
+# endif
+#endif
+#if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__))
+# ifndef __32BIT__
+# define SMALL_MEDIUM
+# define FAR _far
+# endif
+#endif
+
+/* Compile with -DZLIB_DLL for Windows DLL support */
+#if defined(ZLIB_DLL)
+# if defined(_WINDOWS) || defined(WINDOWS)
+# ifdef FAR
+# undef FAR
+# endif
+# include <windows.h>
+# define ZEXPORT WINAPI
+# ifdef WIN32
+# define ZEXPORTVA WINAPIV
+# else
+# define ZEXPORTVA FAR _cdecl _export
+# endif
+# endif
+# if defined (__BORLANDC__)
+# if (__BORLANDC__ >= 0x0500) && defined (WIN32)
+# include <windows.h>
+# define ZEXPORT __declspec(dllexport) WINAPI
+# define ZEXPORTRVA __declspec(dllexport) WINAPIV
+# else
+# if defined (_Windows) && defined (__DLL__)
+# define ZEXPORT _export
+# define ZEXPORTVA _export
+# endif
+# endif
+# endif
+#endif
+
+#if defined (__BEOS__)
+# if defined (ZLIB_DLL)
+# define ZEXTERN extern __declspec(dllexport)
+# else
+# define ZEXTERN extern __declspec(dllimport)
+# endif
+#endif
+
+#ifndef ZEXPORT
+# define ZEXPORT
+#endif
+#ifndef ZEXPORTVA
+# define ZEXPORTVA
+#endif
+#ifndef ZEXTERN
+# define ZEXTERN extern
+#endif
+
+#ifndef FAR
+# define FAR
+#endif
+
+#if !defined(MACOS) && !defined(TARGET_OS_MAC)
+typedef unsigned char Byte; /* 8 bits */
+#endif
+typedef unsigned int uInt; /* 16 bits or more */
+typedef unsigned long uLong; /* 32 bits or more */
+
+#ifdef SMALL_MEDIUM
+ /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
+# define Bytef Byte FAR
+#else
+ typedef Byte FAR Bytef;
+#endif
+typedef char FAR charf;
+typedef int FAR intf;
+typedef uInt FAR uIntf;
+typedef uLong FAR uLongf;
+
+#ifdef STDC
+ typedef void FAR *voidpf;
+ typedef void *voidp;
+#else
+ typedef Byte FAR *voidpf;
+ typedef Byte *voidp;
+#endif
+
+#ifdef HAVE_UNISTD_H
+# include <sys/types.h> /* for off_t */
+# include <unistd.h> /* for SEEK_* and off_t */
+# define z_off_t off_t
+#endif
+#ifndef SEEK_SET
+# define SEEK_SET 0 /* Seek from beginning of file. */
+# define SEEK_CUR 1 /* Seek from current position. */
+# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
+#endif
+#ifndef z_off_t
+# define z_off_t long
+#endif
+
+/* MVS linker does not support external names larger than 8 bytes */
+#if defined(__MVS__)
+# pragma map(deflateInit_,"DEIN")
+# pragma map(deflateInit2_,"DEIN2")
+# pragma map(deflateEnd,"DEEND")
+# pragma map(inflateInit_,"ININ")
+# pragma map(inflateInit2_,"ININ2")
+# pragma map(inflateEnd,"INEND")
+# pragma map(inflateSync,"INSY")
+# pragma map(inflateSetDictionary,"INSEDI")
+# pragma map(inflate_blocks,"INBL")
+# pragma map(inflate_blocks_new,"INBLNE")
+# pragma map(inflate_blocks_free,"INBLFR")
+# pragma map(inflate_blocks_reset,"INBLRE")
+# pragma map(inflate_codes_free,"INCOFR")
+# pragma map(inflate_codes,"INCO")
+# pragma map(inflate_fast,"INFA")
+# pragma map(inflate_flush,"INFLU")
+# pragma map(inflate_mask,"INMA")
+# pragma map(inflate_set_dictionary,"INSEDI2")
+# pragma map(inflate_copyright,"INCOPY")
+# pragma map(inflate_trees_bits,"INTRBI")
+# pragma map(inflate_trees_dynamic,"INTRDY")
+# pragma map(inflate_trees_fixed,"INTRFI")
+# pragma map(inflate_trees_free,"INTRFR")
+#endif
+
+#endif /* _ZCONF_H */