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Thu Apr 20 09:42:48 1995 UTC
(26 years, 6 months ago) by anton
CVS tags: HEAD
added "system documentation requirements" section to gforth.ds.
added answers for environmental queries for wordsets.
changed W/O file access mode from "w+" to "w".
S" now uses a buffer
BIN is now idempotent
some other minor changes and bug fixes.
\ environmental queries
\ wordlist constant environment-wordlist
Create environment-wordlist wordlist drop
: environment? ( c-addr u -- false / ... true )
environment-wordlist search-wordlist if
get-order environment-wordlist swap 1+ set-order
\ assumes that chars, cells and doubles use an integral number of aus
\ 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
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
true constant CORE-EXT?
1 -3 mod 0< constant FLOORED
1 ADDRESS-UNIT-BITS cells 1- lshift 1- constant MAX-N
-1 constant MAX-U
-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
\ !! #locals
maxvp constant wordlists