Re: hg-fetch with subrepos

["Björn Höfling" <bjoern.hoefling@bjoernhoefling.de>]

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On Sun, 2 Dec 2018 18:38:35 +0000
John Soo <jsoo1@asu.edu> wrote:

> Thanks!
> 
> That patch looks familiar :D Looking forward to it.
> 
> John
> 
> On Sun, Dec 2, 2018 at 1:59 PM Ludovic Courtès <ludo@gnu.org> wrote:
> 
> > Hello,
> >
> > Björn Höfling <bjoern.hoefling@bjoernhoefling.de> skribis:
> >  
> > > And I stumbled upon that problem too. Ludovic explained me on
> > > IRC: The problem is the metadata directory ".hg": It contains
> > > metadata that is not fixed. For normal hg-repositories, it will
> > > be stripped away, but not recursively for those with sub-repos.
> > >
> > > I have a patch that works. I just wasn't sure if it goes to
> > > master or to staging, as it could affect the java-packages as
> > > well.  
> >
> > Such a patch can go to ‘master’: it won’t trigger any rebuild
> > because, by definition, the content hash of an ‘origin’ is known in
> > advance (these are “fixed-output derivations.”)
> >
> > However, we should audit current uses of ‘hg-fetch’ with recursive
> > sub-repos because there hashes are most likely wrong already.
> >  
> > > I'm attaching what I have here, will prepare an official patch
> > > tonight or tomorrow.  
> >
> > Awesome.  FWIW this patch already LGTM.  :-)
> >
> > Thanks,
> > Ludo’.
> >  


Thanks John and Ludo for your reviews,

pushed to master as:

b8ca5b3146f94785c4e54ade1f64dc783a9b1a85

Björn


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