--- gforth/environ.fs 1994/07/27 13:37:01 1.2 +++ gforth/environ.fs 1996/10/25 17:09:43 1.9 @@ -1,6 +1,26 @@ \ environmental queries -wordlist constant environment-wordlist +\ Copyright (C) 1995 Free Software Foundation, Inc. + +\ This file is part of Gforth. + +\ Gforth 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; if not, write to the Free Software +\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +\ wordlist constant environment-wordlist + +Create environment-wordlist wordlist drop : environment? ( c-addr u -- false / ... true ) environment-wordlist search-wordlist if @@ -16,13 +36,13 @@ get-order environment-wordlist swap 1+ s \ this should be computed in C as CHAR_BITS/sizeof(char), \ but I don't know any machine with gcc where an au does not have 8 bits. -8 constant ADDRESS-UNIT-BITS +8 constant ADDRESS-UNIT-BITS ( -- n ) \ environment 1 ADDRESS-UNIT-BITS chars lshift 1- constant MAX-CHAR MAX-CHAR constant /COUNTED-STRING ADDRESS-UNIT-BITS cells 2* 2 + constant /HOLD &84 constant /PAD true constant CORE -\ CORE-EXT? +true constant CORE-EXT 1 -3 mod 0< constant FLOORED 1 ADDRESS-UNIT-BITS cells 1- lshift 1- constant MAX-N @@ -31,8 +51,15 @@ true constant CORE -1 MAX-N 2constant MAX-D -1. 2constant MAX-UD +0 1 2constant gforth \ minor major version + \ !! RETURN-STACK-CELLS \ !! STACK-CELLS +\ !! floating-stack +\ !! max-float +15 constant #locals \ 1000 64 / + \ One local can take up to 64 bytes, the size of locals-buffer is 1000 +maxvp constant wordlists forth definitions previous