On 07/06/10 18:27, Patrick O'Callaghan wrote: > On Mon, 2010-06-07 at 15:08 -0700, jack craig wrote: > >> it only makes sense, zip deflated the individual files and tar is >> ignorance of that requirement. >> hence the untar, then unzip. >> > [Please don't top-post on this list. See the Guidelines.] > > There is nothing in the OP's message to indicate how the tar file was > created. The usual way is similar to: > > tar cf - dir | gzip> dir.tar.gz (or dir.tgz, it's irrelevant). > > (Note gzip, not zip). The advantage of doing it this way is that it will > almost always give a smaller final file, as the compression phase can > utilize redundancy over the whole tar file and not one component at a > time. > > If this is in fact what the OP did, then the current version of tar can > read it directly without an intermediate gunzip stage. In fact it can > detect the compression automatically without the need for a specific > command option. Thus: > > tar tvf bobg.tar.gz > will list all the files, and > tar xvf bobg.tar.gz foo > will extract file "foo" > > poc > > Yes, it works as you describe. This is the time of day when the rest of the family gets home and there are other demands for my attention. I will have to pursue this later. Thanks all. Bob -- -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines