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(define (multi-glob pathspec)
(let* ((path-parts (string-split pathspec "/" #t)))
(if (null? path-parts)
'()
(let loop ((parts (cdr path-parts))
(result (let ((p (car path-parts)))
(if (string=? p "")
'("/")
(glob (car path-parts))))))
(if (null? parts)
result
(let* ((part (car parts))
(rem (cdr parts)))
(loop rem
(apply append
(map (lambda (curr)
(let ((new (string-append curr "/" part)))
(if (and (directory? curr)
(file-read-access? curr))
(glob new)
'())))
result)))))))))
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(define (multi-glob pathspec)
(let* ((path-parts (intersperse (string-split pathspec "/" #t) "/")))
(if (null? path-parts)
'()
(let loop ((parts (cdr path-parts))
(result (let ((p (car path-parts)))
(if (string=? p "")
'("/")
(glob (car path-parts))))))
(if (null? parts)
result
(let* ((part (car parts))
(rem (cdr parts)))
(loop rem
(apply append
(map (lambda (curr)
(let ((new (string-append curr part)))
(cond
((and (directory? curr)(file-read-access? curr))
(glob new))
((member part '("." ".." "/")) new)
(else '()))))
result)))))))))
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