Bug#786456: sbuild-update: Better error message when chroot is not specified

[Johannes Schauer]

Control: tag -1 + pending

Hi,

On Thu, 21 May 2015 17:26:19 -0300 Felipe Sateler <fsate...@debian.org> wrote:
> sbuild-update gives a very cryptic error when no chroot is specified:
> 
> % sbuild-update -udcar
> E: Incorrect number of options
> I: Run “sbuild-update --help” to list usage example and all 
> available options
> 
> The attached patch gives a more meaningful message:
> 
> % ./bin/sbuild-update -udcar
> E: No chroot was specified
> I: Run “sbuild-update --help” to list usage example and all 
> available options
> 

thanks! Your patch looks fine and I applied it locally, so it should become
part of the next sbuild release.

cheers, josch

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