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Re: setup

On Jun 11 12:06, Corinna Vinschen wrote:
> On Jun 10 22:50, Achim Gratz wrote:
> > Corinna Vinschen writes:
> > >> > Either way, please go ahead and apply your patch.  While you're at it,
> > 
> > Done.
> > 
> > >> > would you mind to change YY_READ_BUF_SIZE as above and raise the buffer
> > >> > size in io_stream::copy to 64K as well?
> > >>
> > >> Yes, but I'll probably put each of those in a separate commit.
> > >
> > > Sure, thank you.
> > 
> > I'll do that later since I have to re-shuffle some local commits and
> > then test everything again first.
> > 
> > 
> > If you're so inclined you could perhaps have a look at the next commit
> > on my local branch:
> > 
> >
> > 
> > This implements xz compressed setup.xz files over network in addition to
> > setup.bz2.  The difference between bz2 and xz is pretty consistently
> > about 10% smaller files for xz, but the main envisioned advantage some
> > time down the road (years, most likely) would be to get rid of the
> > additional compression libraries in setup once everything is compressed
> > with xz.  The best compression setting with the setup files I have
> > looked at is "-6e".  I've also checked that setup can deal correctly
> > with different checksums for the xz blocks (standard is crc64, but
> > sha256 works).
> Ok, I took a look.  Basically it looks fine, but it seems there's a bug
> in terms of sig_fail.
> You're giving sig_fail as argument to fetch_remote_ini.  Inside
> fetch_remote_ini, you're setting sig_fail, but you never test it.
> However, since sig_fail has been given to fetch_remote_ini by value,
> not by reference, the caller will never see the change to sig_fail.
> So in the expression
>   if (!ini_file && !sig_fail)
> sig_fail is always false.
> I'm also wondering of the new logic at this point.  If you fix the above
> call by value of sig_fail, the new logic will only continue if there
> was no sig test fail.  It will not continue if there was no ini file,
                                              Doh.  Make that
                                              "if there was a signature
                                               test fail"

> as it did before.  Why?


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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