limits.h (2371B)
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 __SDC51_LIMITS_H 30#define __SDC51_LIMITS_H 1 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#endif 69