matmul

\ public domain

: isspace? ( c -- f )
    bl 1+ u< ;

: isnotspace? ( c -- f )
    isspace? 0= ;

: xt-skip   ( addr1 n1 xt -- addr2 n2 ) \ gforth
    \ skip all characters satisfying xt ( c -- f )
    >r
    BEGIN
	dup
    WHILE
	over c@ r@ execute
    WHILE
	1 /string
    REPEAT  THEN
    r> drop ;

: parse-name ( "name" -- c-addr u )
    source >in @ /string
    ['] isspace? xt-skip over >r
    ['] isnotspace? xt-skip ( end-word restlen r: start-word )
    2dup 1 min + source drop - >in !
    drop r> tuck - ;