[Info-vax] Default protection question

smithfarm presnypreklad at gmail.com
Sat Nov 6 08:52:53 EDT 2010


> "A new file receives the default UIC-based protection and the default
> access control list (ACL) of its parent directory."

Thanks guys, for the illumination. I now understand the sentence: the 
phrase "of its parent directory" only applies to "the default access 
control list (ACL)", and not to "the default UIC-based protection". At 
first I thought it meant that new files inherit both the ACL and the UIC 
protection from the parent directory.

So, to put it simply, the UIC of a newly-created file is given by the 
default UIC of the *process*, while its ACL is taken from the parent 
directory.

Since I'm focusing on a complete reading of the User's Manual, so I'm 
not going in-depth into ACLs at this point. I get the feeling they were 
designed for the multi-user time-sharing systems, whereas today most 
systems (including mine) are single-user.

Nathan



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