Re: [PATCH 07/11] gnu: ncurses: support mingw.

[Ricardo Wurmus]

Jan Nieuwenhuizen <address@hidden> writes:

> Mark H Weaver writes:
>
> Hi Mark!
>
>> As I wrote elsewhere, this patch would force about 10000 rebuilds
>> (across all four architectures), which would rule out applying it to
>> master.
>
> That could very well be...I've been rebuilding quite a lot.  Is there a
> command I can run to get (an estimate of) the number of rebuilds that
> a change triggers?

The command “guix refresh -l package-name” gives you a very rough list
of packages (on the same architecture) that would be affected by an
update to “package-name”.  This isn’t always correct, but in the case of
ncurses it shows at least that a lot of packages are affected:

    guix refresh -l ncurses
    …
    Building the following 1018 packages would ensure 2616 dependent
    packages are rebuilt: …

~~ Ricardo