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\ *****************************************************************************
\ * Copyright (c) 2004, 2008 IBM Corporation
\ * All rights reserved.
\ * This program and the accompanying materials
\ * are made available under the terms of the BSD License
\ * which accompanies this distribution, and is available at
\ * http://www.opensource.org/licenses/bsd-license.php
\ *
\ * Contributors:
\ * IBM Corporation - initial implementation
\ ****************************************************************************/
\ Hex dump facilities.
1 VALUE /dump
' c@ VALUE 'dump
0 VALUE dump-first
0 VALUE dump-last
0 VALUE dump-cur
: .char ( c -- ) dup bl 7f within 0= IF drop [char] . THEN emit ;
: dump-line ( -- )
cr dump-cur dup 8 0.r [char] : emit 10 /dump / 0 DO
space dump-cur dump-first dump-last within IF
dump-cur 'dump execute /dump 2* 0.r ELSE
/dump 2* spaces THEN dump-cur /dump + to dump-cur LOOP
/dump 1 <> IF drop EXIT THEN
to dump-cur 2 spaces
10 0 DO dump-cur dump-first dump-last within IF
dump-cur 'dump execute .char ELSE space THEN dump-cur 1+ to dump-cur LOOP ;
: (dump) ( addr len reader size -- )
to /dump to 'dump bounds /dump negate and to dump-first to dump-last
dump-first f invert and to dump-cur
base @ hex BEGIN dump-line dump-cur dump-last >= UNTIL base ! ;
: du ( -- ) dump-last 100 'dump /dump (dump) ;
: dump ['] c@ 1 (dump) ;
: wdump ['] w@ 2 (dump) ;
: ldump ['] l@ 4 (dump) ;
: xdump ['] x@ 8 (dump) ;
: rdump ['] rb@ 1 (dump) ;
\ : iodump ['] io-c@ 1 (dump) ;
\ : siodump ['] siocfg@ 1 (dump) ;
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