On Wed, May 4, 2011 at 11:11 PM, Nicolas M. Thiery
<nicolas.thi...@u-psud.fr> wrote:
>        Bonjour Samuel!
>
> On Wed, May 04, 2011 at 08:41:45PM +0200, slelievre wrote:
>> I helped a colleague install sage (version 4.7.rc1) and told him to run
>>
>>   sage -combinat install
>>
>> The combinat install failed, here are the last few lines that were
>> printed as it was installing.
>>
>> applying sage-4.7.1.patch
>> patch sage-4.7.1.patch is empty
>> transaction abort!
>> rollback completed
>> cleaning up working directory...done
>> abort: no username supplied (see "hg help config")
>> Abort
>>
>> Is this because combinat is not ready for 4.7.rc1 yet?
>
> The patches should apply fine on 4.7.rc1 (modulo a bunch that need to
> be rebased, but are guarded out).
>
>> Or does it mean he should first create a .hgrc file?
>
> In principle, a .hgrc file should not be needed. But I have had other
> similar reports. Investigating a bit further, it seems that hg can't
> apply an empty patch if it is not given a user name:
>
>    zephyr-~>mkdir blah
>    zephyr-~>cd blah
>    zephyr-~/blah>hg init
>    zephyr-~/blah>hg import ~sp/sage-4.7.1.patch
>    application de /opt/sage/devel/sage-combinat/.hg/patches/sage-4.7.1.patch
>    abandon : no diffs found
>
>    zephyr-~/blah>hg qimport ~sp/sage-4.7.1.patch
>    ajout de sage-4.7.1.patch à la liste de patchs (fichier "series")
>    zephyr-~/blah>hg qpush
>    application de sage-4.7.1.patch
>    le patch sage-4.7.1.patch est vide
>    nettoyage du répertoire de travail...effectué
>    abandon : no username supplied (see "hg help config")
>
> Yikes, yet another empty bug!  We should report this to mercurial.
> Franco is going to work aroung this in the Sage-Combinat script.

Patch ready for review at:

    http://trac.sagemath.org/sage_trac/ticket/11296

Franco

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