1 /*-------------------------------------------------------------------------
2 limits.h - ANSI defines constants for sizes of integral types
4 Written By - Sandeep Dutta . sandeep.dutta@usa.net (1999)
6 This program 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
11 This program 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.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 In other words, you are welcome to use, share and improve this program.
21 You are forbidden to forbid anyone else to use, share and improve
22 what you give them. Help stamp out software-hoarding!
23 -------------------------------------------------------------------------*/
25 #ifndef __SDC51_LIMITS_H
26 #define __SDC51_LIMITS_H 1
28 #define CHAR_BIT 8 /* bits in a char */
30 #define SCHAR_MIN -128
31 #define UCHAR_MAX 0xff
33 #ifdef SDCC_CHAR_UNSIGNED
34 #define CHAR_MAX UCHAR_MAX
35 #define CHAR_MIN UCHAR_MIN
37 #define CHAR_MAX SCHAR_MAX
38 #define CHAR_MIN SCHAR_MIN
40 #define INT_MIN -32768
42 #define SHRT_MAX INT_MAX
43 #define SHRT_MIN INT_MIN
44 #define UINT_MAX 0xffff
46 #define USHRT_MAX UINT_MAX
47 #define USHRT_MIN UINT_MIN
48 #define LONG_MIN -2147483648
49 #define LONG_MAX 2147483647
50 #define ULONG_MAX 0xffffffff