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[gforth] /
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tools.fs
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1.11:
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Mon Mar 29 22:52:35 1999 UTC (25 years ago) by
crook
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Added section talking about different memory regions, and glossed
associated words. Glossed words associated with user input; the
manual still needs a bunch of examples for these.
\ TOOLS.FS Toolkit extentions 2may93jaw
\ Copyright (C) 1995,1998 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.
\ May be cross-compiled
hex
\ .S CORE / CORE EXT 9may93jaw
variable maxdepth-.s
9 maxdepth-.s !
: .s ( -- ) \ tools dot-s
\G Display the number of items on the data stack,
\G followed by a list of the items; TOS is the right-most item.
." <" depth 0 .r ." > "
depth 0 max maxdepth-.s @ min
dup 0
?do
dup i - pick .
loop
drop ;
\ DUMP 2may93jaw - 9may93jaw 06jul93py
\ looks very nice, I know
Variable /dump
: .4 ( addr -- addr' )
3 FOR -1 /dump +! /dump @ 0<
IF ." " ELSE dup c@ 0 <<# # # #> type #>> space THEN
char+ NEXT ;
: .chars ( addr -- )
/dump @ bounds
?DO I c@ dup 7f bl within
IF drop [char] . THEN emit
LOOP ;
: .line ( addr -- )
dup .4 space .4 ." - " .4 space .4 drop 10 /dump +! space .chars ;
: dump ( addr u -- ) \ tools dump
\G Display @var{u} lines of memory starting at address @var{addr}. Each line
\G displays the contents of 16 bytes. When Gforth is running under
\G an operating system you may get @file{Invalid memory address} errors
\G if you attempt to access arbitrary locations.
cr base @ >r hex \ save base on return stack
0 ?DO I' I - 10 min /dump !
dup 8 u.r ." : " dup .line cr 10 +
10 +LOOP
drop r> base ! ;
\ ? 17may93jaw
: ? ( a-addr -- ) \ tools question
\G Display the contents of address @var{a-addr} in the current number base.
@ . ;
\ words visible in roots 14may93py
include ../termsize.fs
: words
\G ** this will not get annotated. See other defn in search.fs .. **
\G It does not work to use "wordset-" prefix since this file is glossed
\G by cross.fs which doesn't have the same functionalty as makedoc.fs
cr 0 context @ wordlist-id
BEGIN
@ dup
WHILE
2dup name>string nip 2 + dup >r +
cols >=
IF
cr nip 0 swap
THEN
dup name>string type space r> rot + swap
REPEAT
2drop ;
' words alias vlist ( -- ) \ gforth
\g Old (pre-Forth-83) name for @code{WORDS}.
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