Chen Yue wrote:
> 
> I have a file containing UNIX-styled Path in each line. But the path is
> simplified enough. Some of them has ".." and "." in the middle, such as
> "/a/b/./c/../d". 
> Now I want to simplify each Path according to Unix tradition.
> 
> /a/b/./c/../d    ->    /a/b/d
> 
> The only way I could think out is to split the path and reconstruct them in
> reverse order. But I don't think it is a smart solution. Is there a quick
> way to employ regexp or a library to fix this?

Take a look at the abs_path function in the Cwd module.

Rob

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