[Libguestfs] supermin: how can I avoid downloading packages everytime when run make

[Hu Tao]

On Wed, Jul 09, 2014 at 10:29:44AM +0800, Hu Tao wrote:
> Hi,
> 
> When I run make in libguestfs directory, supermin tries to redownload
> all packages it needs everytime. This is a blocker for me because:
> 
> 1. I have a slow network connection, redownloading all packages is just
>    a waste of time even though they are not big.
> 
> 2. My network connection is not stable(especially when visiting sites
>    outside of China), sometimes it fails to download the packages in the
>    middle of downloading, so I have to restart from the beginning.
> 
> 3. I'm not expected to consume too much network traffic from within
>    office.
> 
> So what I want to know is:
> 
> 1. is it possible to use cached packages that supermin already
>    downloaded? How?
> 
> 2. or better, whether supermin can use packages installed on local
>    systems, instead of downloading from web?
> 
> I read the man page of supermin and saw there is --if-newer and
> --use-installed, but I'm not sure how to use them. Any helps will be
> appreciated!

Seems that ./autogen.sh --with-supermin-extra-options="--if-newer
--use-installed" works.

Regards,
Hu