Merge pull request #61 from philburk/docansi

[pforth] / fth / wordslik.fth

\ @(#) wordslik.fth 98/01/26 1.2
\
\ WORDS.LIKE  ( <string> -- , search for words that contain string )
\
\ Enter:   WORDS.LIKE +
\ Enter:   WORDS.LIKE EMIT
\
\ Author: Phil Burk
\ Copyright 1994 3DO, Phil Burk, Larry Polansky, David Rosenboom
\
\ The pForth software code is dedicated to the public domain,
\ and any third party may reproduce, distribute and modify
\ the pForth software code or any derivative works thereof
\ without any compensation or license.  The pForth software
\ code is provided on an "as is" basis without any warranty
\ of any kind, including, without limitation, the implied
\ warranties of merchantability and fitness for a particular
\ purpose and their equivalents under the laws of any jurisdiction.

anew task-wordslik.fth
decimal


: PARTIAL.MATCH.NAME  ( $str1 nfa  -- flag , is $str1 in nfa ??? )
    count $ 1F and
    rot count
    search
    >r 2drop r>
;

: WORDS.LIKE  ( <name> -- , print all words containing substring )
    BL word latest
    >newline
    BEGIN
        prevname dup 0<> \ get previous name in dictionary
    WHILE
        2dup partial.match.name
        IF
            dup id. tab
            cr?
        THEN
    REPEAT 2drop
    >newline
;