Re: The history of the Linux OS

Harald Koenig (koenig@tat.physik.uni-tuebingen.de)
Tue, 24 Nov 1998 11:51:55 +0100


On Nov 23, Geert Uytterhoeven wrote:

> On Mon, 23 Nov 1998, Simon Kenyon wrote:
> > On 23-Nov-98 Riley Williams wrote:
> > > I've been looking into setting up a CVS tree that will contain the
> > > full kernel source history...
> > > Put them in a CVS archive, and you replace "sum of kernel source
> > > archive sizes" with "sum of upgrade patch file sizes", and thus
> > > massively reduce the size of the result...
> > > I would suspect the result will fit on a ZipDisk, never mind a CD, but
> > > I'll not know for sure until I get it set up...
> > > Are there any CVS experts out there?
> >
> > now we're getting somewhere
> > trouble is - as the puzzle unfolds, what do you do about the situation where an
> > intermediate release turns up
> >
> > say we have 1.1.1, 1.1.3, 1.1.4
> > put them in cvs and all of a sudden 1.1.2 appears from some kindly soul
> > can cvs/rcs/sccs (you choose) handle this?
>
> That's why we have tags. After checking in 2.1.129, you say
>
> cvs tag linus-2-1-129
>
> After that you can say
>
> cvs co linus-2-1-129
>
> to check out 2.1.129.

correct.

but in the above example, 1-1-2 would be stored as a diff relative to 1-1-4,
and if 1-1-5 will be checked in later, it will be stored as diffs relative
to 1-1-2 resuling in a somewhat suboptimal storage method, right ?

Harald

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