version 1.14, 2011/01/09 20:04:15
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version 1.16, 2012/08/17 22:24:27
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\ dynamic string handling 10aug99py |
\ dynamic string handling 10aug99py |
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\ Copyright (C) 2000,2005,2007,2010 Free Software Foundation, Inc. |
\ Copyright (C) 2000,2005,2007,2010,2011 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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>r >r |
>r >r |
$@ BEGIN dup WHILE r@ $split i' -rot >r >r execute r> r> |
$@ BEGIN dup WHILE r@ $split i' -rot >r >r execute r> r> |
REPEAT 2drop rdrop rdrop ; |
REPEAT 2drop rdrop rdrop ; |
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\ string array words |
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: $[] { n addr -- addr' } |
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addr @ 0= IF s" " addr $! THEN |
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addr $@ n cells /string |
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dup cell < IF |
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2drop addr $@len |
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n 1+ cells addr $!len |
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addr $@ rot /string erase |
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addr $@ n cells /string |
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THEN drop ; |
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: $[]! ( addr u n $addr -- ) $[] $! ; |
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: $[]+! ( addr u n $addr -- ) $[] $+! ; |
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: $[]@ ( n $addr -- addr u ) $[] dup @ IF $@ ELSE drop s" " THEN ; |
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: $over { addr u $addr off -- } |
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\G overwrite string at offset off with addr u |
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$addr @ 0= IF s" " $addr $! THEN |
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$addr $@len u off + < IF |
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$addr $@len dup |
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u off + max $addr $!len |
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$addr $@ rot /string bl fill |
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THEN |
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addr $addr $@ off /string u min move ; |
[THEN] |
[THEN] |
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