[Buildroot] [PATCH] support/downlaod: fix the Hg backend for tags

[Yann E. MORIN <yann.morin.1998@free.fr>]

Arnout, All,

On 2015-08-23 00:47 +0200, Arnout Vandecappelle spake thusly:
> On 08/18/2015 11:35 PM, Yann E. MORIN wrote:
> > When the version of a package is a Mercurial tag, the download fails,
> > with:
> >     abort: unknown revision 'X.Y.Z'!
> > 
> > This is because, in Mercurial, tags are commits like the others, and
> > when we clone, we actively request a tag. But then, the server
> > "dereferences" that tag and sends us the revision pointed to by that
> > tag. Of course, since the tag is a commit after the revision we got,
> > we do not have the revision adding the tag.
> > 
> > So, we just have to download the full repository to be sure we have
> > the tags in our local clone.
> > 
> > Reported-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
> > Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
> > ---
> >  support/download/hg | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/support/download/hg b/support/download/hg
> > index d6654a1..ac1e9b9 100755
> > --- a/support/download/hg
> > +++ b/support/download/hg
> > @@ -25,7 +25,7 @@ repo="${2}"
> >  cset="${3}"
> >  basename="${4}"
> >  
> > -${HG} clone ${verbose} --noupdate --rev "${cset}" "${repo}" "${basename}"
> > +${HG} clone ${verbose} --noupdate "${repo}" "${basename}"
> >  
> >  ${HG} archive ${verbose} --repository "${basename}" --type tgz \
> >                --prefix "${basename}" --rev "${cset}" \
> 
>  Wouldn't it be better to stick to the original way of cloning, and instead
> specify the equivalent of HEAD as --rev here? I think that would even be the
> default, no?

That would be 'tip' in Mercurial parlance.

And yes, worth a try...

Regards,
Yann E. MORIN.

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