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[Caml-list] Stack Overflow... (recursion in try-statement)
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Date: 2002-04-24 (10:45)
From: John Prevost <visigoth@c...>
Subject: Re: [Caml-list] Stack Overflow... (recursion in try-statement)
>>>>> "ob" == Oliver Bandel <oliver@first.in-berlin.de> writes:

    ob> It works with

    ob>  let rec traversedir dir = try ( traversedir dir @
    ob> [Unix.readdir dir] ) with End_of_file -> [];;

    ob> ...but I have to add the recursive traversing-call (if
    ob> Unix.st_kind is a S_DIR, I have to open that dir and go into
    ob> it too... so I may add the opendir/closedir-calls into the
    ob> traversedir itself...)

    ob> But I'm wondering if I better should have a list as an
    ob> addtional parameter, on which I append with readdir.

    ob> Any design-hints are welcome.

One gotcha is that try <tail-call> with ... blocks aren't tail
recursive.  So if you do that, you'll have to organize the code
slightly differently to make your tail call work.

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