zconf.h

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/* zconf.h -- configuration of the zlib compression library
 * Copyright (C) 1995-2003 Jean-loup Gailly.
 * For conditions of distribution and use, see copyright notice in zlib.h
 */

/* @(#) $Id: zconf.h,v 1.1 2005/11/23 14:29:59 stingerx 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 deflatePrime  z_deflatePrime
    #define deflateParams z_deflateParams
    #define deflateBound  z_deflateBound
    #define inflateInit2_ z_inflateInit2_
    #define inflateSetDictionary z_inflateSetDictionary
    #define inflateSync   z_inflateSync
    #define inflateSyncPoint z_inflateSyncPoint
    #define inflateCopy   z_inflateCopy
    #define inflateReset  z_inflateReset
    #define compress      z_compress
    #define compress2     z_compress2
    #define compressBound z_compressBound
    #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(__MSDOS__) && !defined(MSDOS)
    #define MSDOS
  #endif
  #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
    #define OS2
  #endif
  #if defined(_WINDOWS) && !defined(WINDOWS)
    #define WINDOWS
  #endif
  #if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
    #define WIN32
  #endif
  #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
    #if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
      #ifndef SYS16BIT
        #define SYS16BIT
      #endif
    #endif
  #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).
   */
  #ifdef SYS16BIT
    #define MAXSEG_64K
  #endif
  #ifdef MSDOS
    #define UNALIGNED_OK
  #endif

  #ifdef __STDC_VERSION__
    #ifndef STDC
      #define STDC
    #endif
    #if __STDC_VERSION__ >= 199901L
      #ifndef STDC99
        #define STDC99
      #endif
    #endif
  #endif
  #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
    #define STDC
  #endif
  #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
    #define STDC
  #endif
  #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
    #define STDC
  #endif
  #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
    #define STDC
  #endif

  #if defined(__OS400__) && !defined(STDC)    /* iSeries (formerly AS/400). */
    #define STDC
  #endif

  #ifndef STDC
    #ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
      #define const       /* note: need a more gentle solution here */
    #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

  /* 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.
   */
  #ifdef SYS16BIT
    #if defined(M_I86SM) || defined(M_I86MM)
      /* MSC small or medium model */
      #define SMALL_MEDIUM
      #ifdef _MSC_VER
        #define FAR _far
      #else
        #define FAR far
      #endif
    #endif
    #if (defined(__SMALL__) || defined(__MEDIUM__))
      /* Turbo C small or medium model */
      #define SMALL_MEDIUM
      #ifdef __BORLANDC__
        #define FAR _far
      #else
        #define FAR far
      #endif
    #endif
  #endif

  #if defined(WINDOWS) || defined(WIN32)
    /* If building or using zlib as a DLL, define ZLIB_DLL.
     * This is not mandatory, but it offers a little performance increase.
     */
    #ifdef ZLIB_DLL
      #if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
        #ifdef ZLIB_INTERNAL
          #define ZEXTERN extern __declspec(dllexport)
        #else
          #define ZEXTERN extern __declspec(dllimport)
        #endif
      #endif
    #endif /* ZLIB_DLL */
    /* If building or using zlib with the WINAPI/WINAPIV calling convention,
     * define ZLIB_WINAPI.
     * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
     */
    #ifdef ZLIB_WINAPI
      #ifdef FAR
        #undef FAR
      #endif
      #include <windows.h>
      /* No need for _export, use ZLIB.DEF instead. */
      /* For complete Windows compatibility, use WINAPI, not __stdcall. */
      #define ZEXPORT WINAPI
      #ifdef WIN32
        #define ZEXPORTVA WINAPIV
      #else
        #define ZEXPORTVA FAR CDECL
      #endif
    #endif
  #endif

  #if defined (__BEOS__)
    #ifdef ZLIB_DLL
      #ifdef ZLIB_INTERNAL
        #define ZEXPORT   __declspec(dllexport)
        #define ZEXPORTVA __declspec(dllexport)
      #else
        #define ZEXPORT   __declspec(dllimport)
        #define ZEXPORTVA __declspec(dllimport)
      #endif
    #endif
  #endif

  #ifndef ZEXTERN
    #define ZEXTERN extern
  #endif
  #ifndef ZEXPORT
    #define ZEXPORT
  #endif
  #ifndef ZEXPORTVA
    #define ZEXPORTVA
  #endif

  #ifndef FAR
    #define FAR
  #endif

  #if !defined(__MACTYPES__)
    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;



  #if 0           /* HAVE_UNISTD_H -- this line is updated by ./configure */
    #include <sys/types.h> /* for off_t */
    #include <unistd.h>    /* for SEEK_* and off_t */
    #ifdef VMS
      #include <unixio.h>   /* for off_t */
    #endif
    #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

  #if defined(__OS400__)
    #define NO_vsnprintf
  #endif

  #if defined(__MVS__)
    #define NO_vsnprintf
    #ifdef FAR
      #undef FAR
    #endif
  #endif


#endif /* ZCONF_H */