Re: [PATCH] Apply pattern-matching immediately beneath the stow directory.

[olafBuddenhagen]

Hi,

On Sun, Sep 13, 2009 at 10:05:04PM +0300, Sergiu Ivanov wrote:
> On Wed, Sep 09, 2009 at 11:55:48AM +0200, Carl Fredrik Hammar wrote:

> > However, both this and my proposal (which you really intended), is
> > just as efficient as the original implementation.  Matching PATTERN
> > under all directories in stow, is equivalent to matching `*/PATTERN'
> > in these implementations.  All proposed implementations would
> > iterate the same number of directories, and filter the same number
> > of paths.
> 
> This would be true, if the original pattern-matching feature
> implementation could correctly interpret multi-component patterns.
> However, AIUI from the source code, the existing version simply
> iterates all sub-directories of stow/*/ and tries to match their names
> against the pattern.  I compared the implementation that could deal
> with multi-component patterns with the original implementation of the
> pattern-matching feature and came to the conclusion multi-component
> pattern support would require more effort.

I still don't understand why you think that the current hardcoded
"descend into all directories, then match all subdirectories against
foo" is more efficient than "descend into all directories matching *
(i.e. all directories), then match all subdirectories against foo"?...

-antrik-