| /* const.h: Constants for bc. */ |
| |
| /* This file is part of bc written for MINIX. |
| Copyright (C) 1991, 1992 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License , or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; see the file COPYING. If not, write to |
| the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| |
| You may contact the author by: |
| e-mail: phil@cs.wwu.edu |
| us-mail: Philip A. Nelson |
| Computer Science Department, 9062 |
| Western Washington University |
| Bellingham, WA 98226-9062 |
| |
| *************************************************************************/ |
| |
| |
| /* Define INT_MAX and LONG_MAX if not defined. Assuming 32 bits... */ |
| |
| #ifdef NO_LIMITS |
| #define INT_MAX 0x7FFFFFFF |
| #define LONG_MAX 0x7FFFFFFF |
| #endif |
| |
| |
| /* Define constants in some reasonable size. The next 4 constants are |
| POSIX constants. */ |
| |
| #ifndef BC_BASE_MAX |
| #define BC_BASE_MAX INT_MAX |
| #define BC_SCALE_MAX INT_MAX |
| #define BC_STRING_MAX INT_MAX |
| |
| |
| /* Definitions for arrays. */ |
| |
| #define BC_DIM_MAX 65535 /* this should be NODE_SIZE^NODE_DEPTH-1 */ |
| #endif |
| |
| #define NODE_SIZE 16 /* Must be a power of 2. */ |
| #define NODE_MASK 0xf /* Must be NODE_SIZE-1. */ |
| #define NODE_SHIFT 4 /* Number of 1 bits in NODE_MASK. */ |
| #define NODE_DEPTH 4 |
| |
| |
| /* Other BC limits defined but not part of POSIX. */ |
| |
| #define BC_LABEL_GROUP 64 |
| #define BC_LABEL_LOG 6 |
| #define BC_MAX_SEGS 16 /* Code segments. */ |
| #define BC_SEG_SIZE 1024 |
| #define BC_SEG_LOG 10 |
| |
| /* Maximum number of variables, arrays and functions and the |
| allocation increment for the dynamic arrays. */ |
| |
| #define MAX_STORE 32767 |
| #define STORE_INCR 32 |
| |
| /* Other interesting constants. */ |
| |
| #ifndef FALSE |
| #define FALSE 0 |
| #endif |
| |
| #ifndef TRUE |
| #define TRUE 1 |
| #endif |
| |
| #define SIMPLE 0 |
| #define ARRAY 1 |
| #define FUNCT 2 |
| #define EXTERN extern |
| #ifdef __STDC__ |
| #define CONST const |
| #define VOID void |
| #else |
| #define CONST |
| #define VOID |
| #endif |
| |
| /* Include the version definition. */ |
| #include "version.h" |