sdcc/device/include/limits.h

   1 /*-------------------------------------------------------------------------
   2    limits.h - ANSI defines constants for sizes of integral types
   3
   4    Copyright (C) 1999, Sandeep Dutta . sandeep.dutta@usa.net
   5
   6    This library is free software; you can redistribute it and/or modify it
   7    under the terms of the GNU General Public License as published by the
   8    Free Software Foundation; either version 2, or (at your option) any
   9    later version.
  10
  11    This library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this library; see the file COPYING. If not, write to the
  18    Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
  19    MA 02110-1301, USA.
  20
  21    As a special exception, if you link this library with other files,
  22    some of which are compiled with SDCC, to produce an executable,
  23    this library does not by itself cause the resulting executable to
  24    be covered by the GNU General Public License. This exception does
  25    not however invalidate any other reasons why the executable file
  26    might be covered by the GNU General Public License.
  27 -------------------------------------------------------------------------*/
  28
  29 #ifndef __STDC_VERSION_LIMITS_H__
  30 #define __STDC_VERSION_LIMITS_H__ __STDC_VERSION__
  31
  32 #define CHAR_BIT    8    /* bits in a char */
  33 #define SCHAR_MAX   127
  34 #define SCHAR_MIN  -128
  35 #define UCHAR_MAX   0xff
  36
  37 #ifdef __SDCC_CHAR_UNSIGNED
  38 #define CHAR_MAX    UCHAR_MAX
  39 #define CHAR_MIN    0
  40 #else
  41 #define CHAR_MAX    SCHAR_MAX
  42 #define CHAR_MIN    SCHAR_MIN
  43 #endif
  44
  45 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199409L
  46 #define MB_LEN_MAX  4
  47 #endif
  48
  49 #define INT_MIN     (-32767 - 1)
  50 #define INT_MAX     32767
  51 #define SHRT_MAX    INT_MAX
  52 #define SHRT_MIN    INT_MIN
  53 #define UINT_MAX    0xffff
  54 #define UINT_MIN    0
  55 #define USHRT_MAX   UINT_MAX
  56 #define USHRT_MIN   UINT_MIN
  57 #define LONG_MIN    (-2147483647L-1)
  58 #define LONG_MAX    2147483647L
  59 #define ULONG_MAX   0xffffffff
  60 #define ULONG_MIN   0
  61
  62 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
  63 #define LLONG_MIN   (-9223372036854775807LL-1)
  64 #define LLONG_MAX   9223372036854775807LL
  65 #define ULLONG_MAX  18446744073709551615ULL
  66 #endif
  67
  68 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
  69 #define BITINT_MAXWIDTH __SDCC_BITINT_MAXWIDTH
  70 #define USHRT_WIDTH 16
  71 #define UINT_WIDTH 16
  72 #define ULONG_WIDTH 32
  73 #define ULLONG_WIDTH 64
  74 #endif
  75
  76 #endif
  77