> Everytime I do 'chmod -R a+rX dir' and wonder are there
> any executables which I don't want to become world executable,
> I think "Whatta hell with this x bit meaning 'can browse'
> for dirs?! Who was that clever guy who invented that? Grrrr"
> Isn't r sufficient? Can we deprecate x for dirs?
> I.e. make it a mirror of r: you set r, you see x set,
> you clear r, you see x cleared, set/clear x = nop?
See UNIX FAQ. Ability to read != ability to lookup.
Trivial example: you have a directory with a bunch of subdirectories.
You want owners of subdirectories to see them. You don't want them
to _know_ about other subdirectories.
-- BUGS There's no perm option for the naughty bits. BSD chmod(1)
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