[tpm] normalizing filespec paths/directories?

Fulko Hew fulko.hew at gmail.com
Wed Jul 15 07:43:54 PDT 2009

OK, my next query for a code/module recommendation is:

'What is the best/easiest way to normalize a directory from what
 someone may have provided into something thats potentially real.'

Ie. eliminate '../' scenarios.

For example, something that translates the following (and all other

If our home directory is '/home/myaccount',
and someone provides '../../etc/passwd'
whats the easiest way to figure out that the real path will
end up being '/etc/passwd' ?

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