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- /* Define machine-dependencies for bison,
- Copyright (C) 1984, 1989 Free Software Foundation, Inc.
-
- This file is part of Bison, the GNU Compiler Compiler.
-
- Bison 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 1, or (at your option)
- any later version.
-
- Bison 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 Bison; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- #ifdef THINK_C
- #include <limits.h>
- #define MAXSHORT SHRT_MAX
- #define MINSHORT SHRT_MIN
- #else
- #define MAXSHORT 32767
- #define MINSHORT -32768
- #endif
-
- #if defined(MSDOS) | defined(THINK_C)
- #define BITS_PER_WORD 16
- #define MAXTABLE 16383
- #else
- #define BITS_PER_WORD 32
- #define MAXTABLE 32767
- #endif
-
- #define WORDSIZE(n) (((n) + BITS_PER_WORD - 1) / BITS_PER_WORD)
- #define SETBIT(x, i) ((x)[(i)/BITS_PER_WORD] |= (1<<((i) % BITS_PER_WORD)))
- #define RESETBIT(x, i) ((x)[(i)/BITS_PER_WORD] &= ~(1<<((i) % BITS_PER_WORD)))
- #define BITISSET(x, i) (((x)[(i)/BITS_PER_WORD] & (1<<((i) % BITS_PER_WORD))) != 0)
-