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On Monday 18 December 2006 2:07 pm, Ken Smith wrote:
> I have found myself in a position where I must use Lua to walk a
> directory tree and performing some operation on every file.  Is there
> an idiomatic way to do this in Lua?  Ideally, I would like something
> like Python's os.walk(dir).  Right now, I'm doing this.
>
> for file in io.popen('/usr/bin/find dir -type f') do
>    -- deal with file
> end
>
> This seems rather heavy-handed and a program that uses this construct
> runs out of memory although it is not yet clear if this construct is
> the cause.  Thanks in advance for any suggestions.

check luafilesystem.  you can either do your routine recursive (quick and 
easy) or create a FIFO queue, so your code looks 'flat'.  you can also create 
an iterator that would do the recursion for you.

-- 
Javier

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