bug#39491: 28.0.50; two bugs in battery-upower

[Eli Zaretskii <eliz@gnu.org>]

> From: lg.zevlg@gmail.com
> Date: Sat, 8 Feb 2020 12:10:46 +0400
> Cc: 39491@debbugs.gnu.org, rms@gnu.org,
>  Stefan Monnier <monnier@iro.umontreal.ca>
> 
> >> However, that function has a design flaw: it reports on just the first
> >> battery in the list.  battery-upower-device-list correctly returns a
> >> list with an element for each battery, but battery-upower finds only one
> >> of them (the first one in the list) and ignores the others.
> >> 
> >> The old code handle all the batteries and added the energy quantities
> >> so as to report accurately the total power available and overall
> >> fraction of charge.  I wrote that code myself, around 10 years ago.
> >> 
> >> Please restore the lost functionality.
> > 
> > Evgeny, could you please look into fixing this?
> > 
> 
> OK, we should generalize multi-battery code then, so each status func won’t reimplement multi battery handling.
> 
> I’ll look at it tomorrow

Evgeny, any progress in fixing this?

TIA