Annotation of gforth/kernel/tools.fs, revision 1.17

1.1       anton       1: \ TOOLS.FS     Toolkit extentions                      2may93jaw
                      2: 
1.15      anton       3: \ Copyright (C) 1995,1998,1999 Free Software Foundation, Inc.
1.1       anton       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
1.16      anton      19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
1.1       anton      20: 
                     21: \ May be cross-compiled
                     22: 
1.13      jwilke     23: require ./io.fs                \ type ...
                     24: require ./nio.fs       \ . <# ...
                     25: require ./int.fs       \ wordlist-id ..
                     26: 
1.1       anton      27: hex
                     28: 
                     29: \ .S            CORE / CORE EXT                         9may93jaw
                     30: 
                     31: variable maxdepth-.s
                     32: 9 maxdepth-.s !
                     33: 
1.7       crook      34: : .s ( -- ) \ tools dot-s
                     35:     \G Display the number of items on the data stack,
1.10      crook      36:     \G followed by a list of the items; TOS is the right-most item.
1.1       anton      37:     ." <" depth 0 .r ." > "
                     38:     depth 0 max maxdepth-.s @ min
                     39:     dup 0
                     40:     ?do
                     41:        dup i - pick .
                     42:     loop
                     43:     drop ;
                     44: 
                     45: \ DUMP                       2may93jaw - 9may93jaw    06jul93py
                     46: \ looks very nice, I know
                     47: 
                     48: Variable /dump
                     49: 
                     50: : .4 ( addr -- addr' )
                     51:     3 FOR  -1 /dump +!  /dump @ 0<
1.9       anton      52:         IF  ."    "  ELSE  dup c@ 0 <<# # # #> type #>> space  THEN
1.1       anton      53:     char+ NEXT ;
                     54: : .chars ( addr -- )
                     55:     /dump @ bounds
                     56:     ?DO I c@ dup 7f bl within
                     57:        IF  drop [char] .  THEN  emit
                     58:     LOOP ;
                     59: 
                     60: : .line ( addr -- )
                     61:   dup .4 space .4 ." - " .4 space .4 drop  10 /dump +!  space .chars ;
                     62: 
1.7       crook      63: : dump  ( addr u -- ) \ tools dump
1.10      crook      64:     \G Display @var{u} lines of memory starting at address @var{addr}. Each line
1.7       crook      65:     \G displays the contents of 16 bytes. When Gforth is running under
                     66:     \G an operating system you may get @file{Invalid memory address} errors
                     67:     \G if you attempt to access arbitrary locations.
1.1       anton      68:     cr base @ >r hex        \ save base on return stack
                     69:     0 ?DO  I' I - 10 min /dump !
                     70:        dup 8 u.r ." : " dup .line cr  10 +
                     71:        10 +LOOP
                     72:     drop r> base ! ;
                     73: 
                     74: \ ?                                                     17may93jaw
                     75: 
1.7       crook      76: : ? ( a-addr -- ) \ tools question
1.10      crook      77:     \G Display the contents of address @var{a-addr} in the current number base.
1.7       crook      78:     @ . ;
1.1       anton      79: 
1.2       jwilke     80: \ words visible in roots                               14may93py
                     81: 
1.12      jwilke     82: include  ./../termsize.fs
1.2       jwilke     83: 
1.17    ! anton      84: : wordlist-words ( wid -- ) \ gforth
        !            85:     \G Display the contents of the wordlist wid.
        !            86:     wordlist-id 0 swap cr
1.2       jwilke     87:     BEGIN
                     88:        @ dup
                     89:     WHILE
1.3       pazsan     90:        2dup name>string nip 2 + dup >r +
1.2       jwilke     91:        cols >=
                     92:        IF
                     93:            cr nip 0 swap
                     94:        THEN
1.3       pazsan     95:        dup name>string type space r> rot + swap
1.2       jwilke     96:     REPEAT
                     97:     2drop ;
1.17    ! anton      98: 
        !            99: : words
        !           100:     \G ** this will not get annotated. See other defn in search.fs .. **
        !           101:     \G It does not work to use "wordset-" prefix since this file is glossed
        !           102:     \G by cross.fs which doesn't have the same functionalty as makedoc.fs
        !           103:     context @ wordlist-words ;
1.2       jwilke    104: 
                    105: ' words alias vlist ( -- ) \ gforth
                    106: \g Old (pre-Forth-83) name for @code{WORDS}.

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