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Re: default group ownership of a file



Hi

On Thu, Apr 06, 2006 at 10:10:41AM -0500, Michael Schurter wrote:
> ChadDavis wrote:
> >Hello.  I need to know how the group ownership of a file is decided in debian.  Also, is it the same for all linux systems? 
> 
> All Linux (and probably Unix) filesystems store a group ID number (gid) on a per-file basis.  The gid is looked up in /etc/group to get the textual group 
> name you're used to seeing.
> 
> All users have a primary group membership as well as any number of secondary group memberships.  (use the /usr/bin/id command to get that info)  When a 
> user creates a file, that file's group owner is set to the users primary group.
well that is not _completly_ true...
at least in my expirience if the user has write permisions in the diectory only 
because of a certain group membership (for example in /usr/src with the
src group) the gid of the file is set to respective group and not the
users primary group.

yours
Albert

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