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gcc/zlib/zconf.h
Tom Tromey e1b56469bf * ChangeLog.gcj: Imported 1.1.4, while preserving local changes. 
From-SVN: r50612
2002-03-11 22:11:18 +00:00

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/* zconf.h -- configuration of the zlib compression library
* Copyright (C) 1995-2002 Jean-loup Gailly.
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* @(#) $Id: zconf.h,v 1.1.1.2 2002/03/11 21:53:27 tromey Exp $ */
#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 */
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