File:  [gforth] / gforth / kernel / tools.fs
Revision 1.6: download - view: text, annotated - select for diffs
Tue Dec 8 22:03:14 1998 UTC (23 years, 11 months ago) by anton
Branches: MAIN
CVS tags: v0-4-0, HEAD
updated dates in copyright messages
inserted copyright messages in most files that did not have them
removed outdated files engine/32bit.h engine/strsig.c

    1: \ TOOLS.FS     Toolkit extentions                      2may93jaw
    2: 
    3: \ Copyright (C) 1995,1998 Free Software Foundation, Inc.
    4: 
    5: \ This file is part of Gforth.
    6: 
    7: \ Gforth is free software; you can redistribute it and/or
    8: \ modify it under the terms of the GNU General Public License
    9: \ as published by the Free Software Foundation; either version 2
   10: \ of the License, or (at your option) any later version.
   11: 
   12: \ This program is distributed in the hope that it will be useful,
   13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
   14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   15: \ GNU General Public License for more details.
   16: 
   17: \ You should have received a copy of the GNU General Public License
   18: \ along with this program; if not, write to the Free Software
   19: \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   20: 
   21: \ May be cross-compiled
   22: 
   23: hex
   24: 
   25: \ .S            CORE / CORE EXT                         9may93jaw
   26: 
   27: variable maxdepth-.s
   28: 9 maxdepth-.s !
   29: 
   30: : .s ( -- )
   31:     ." <" depth 0 .r ." > "
   32:     depth 0 max maxdepth-.s @ min
   33:     dup 0
   34:     ?do
   35: 	dup i - pick .
   36:     loop
   37:     drop ;
   38: 
   39: \ DUMP                       2may93jaw - 9may93jaw    06jul93py
   40: \ looks very nice, I know
   41: 
   42: Variable /dump
   43: 
   44: : .4 ( addr -- addr' )
   45:     3 FOR  -1 /dump +!  /dump @ 0<
   46:         IF  ."    "  ELSE  dup c@ 0 <# # # #> type space  THEN
   47:     char+ NEXT ;
   48: : .chars ( addr -- )
   49:     /dump @ bounds
   50:     ?DO I c@ dup 7f bl within
   51: 	IF  drop [char] .  THEN  emit
   52:     LOOP ;
   53: 
   54: : .line ( addr -- )
   55:   dup .4 space .4 ." - " .4 space .4 drop  10 /dump +!  space .chars ;
   56: 
   57: : dump  ( addr u -- )
   58:     cr base @ >r hex        \ save base on return stack
   59:     0 ?DO  I' I - 10 min /dump !
   60: 	dup 8 u.r ." : " dup .line cr  10 +
   61: 	10 +LOOP
   62:     drop r> base ! ;
   63: 
   64: \ ?                                                     17may93jaw
   65: 
   66: : ? @ . ;
   67: 
   68: \ words visible in roots                               14may93py
   69: 
   70: include  ../termsize.fs
   71: 
   72: : words ( -- ) \ tools
   73:     cr 0 context @ wordlist-id
   74:     BEGIN
   75: 	@ dup
   76:     WHILE
   77: 	2dup name>string nip 2 + dup >r +
   78: 	cols >=
   79: 	IF
   80: 	    cr nip 0 swap
   81: 	THEN
   82: 	dup name>string type space r> rot + swap
   83:     REPEAT
   84:     2drop ;
   85: 
   86: ' words alias vlist ( -- ) \ gforth
   87: \g Old (pre-Forth-83) name for @code{WORDS}.
   88: 

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