tools/ucl/src/fake16.h

   1 /* fake16.h -- fake the strict 16-bit memory model for test purposes
   2
   3    This file is part of the UCL data compression library.
   4
   5    Copyright (C) 1996-2002 Markus Franz Xaver Johannes Oberhumer
   6    All Rights Reserved.
   7
   8    The UCL library is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2 of
  11    the License, or (at your option) any later version.
  12
  13    The UCL library is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with the UCL library; see the file COPYING.
  20    If not, write to the Free Software Foundation, Inc.,
  21    59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22
  23    Markus F.X.J. Oberhumer
  24    <markus@oberhumer.com>
  25  */
  26
  27
  28 /*
  29  * NOTE:
  30  *   this file is *only* for testing the strict 16-bit memory model
  31  *   on a 32-bit machine. Because things like integral promotion,
  32  *   size_t and ptrdiff_t cannot be faked this is no real substitute
  33  *   for testing under a real 16-bit system.
  34  *
  35  *   See also <ucl/ucl16bit.h>
  36  *
  37  *   Usage: #include "src/fake16.h" at the top of <ucl/uclconf.h>
  38  */
  39
  40
  41 #ifndef __UCLFAKE16BIT_H
  42 #define __UCLFAKE16BIT_H
  43
  44 #ifdef __UCLCONF_H
  45 #  error "include this file before uclconf.h"
  46 #endif
  47
  48 #include <limits.h>
  49
  50 #if (USHRT_MAX == 0xffff)
  51
  52 #ifdef __cplusplus
  53 extern "C" {
  54 #endif
  55
  56 #define __UCL16BIT_H        /* do not use <ucl/ucl16bit.h> */
  57
  58 #define __UCL_STRICT_16BIT
  59 #define __UCL_FAKE_STRICT_16BIT
  60
  61 #define UCL_99_UNSUPPORTED
  62 #define UCL_999_UNSUPPORTED
  63
  64 typedef unsigned short      ucl_uint;
  65 typedef short               ucl_int;
  66 #define UCL_UINT_MAX        USHRT_MAX
  67 #define UCL_INT_MAX         SHRT_MAX
  68
  69 #if 1
  70 #define __UCL_NO_UNALIGNED
  71 #define __UCL_NO_ALIGNED
  72 #endif
  73
  74 #ifdef __cplusplus
  75 } /* extern "C" */
  76 #endif
  77
  78 #endif
  79
  80 #endif /* already included */
  81