bug#69782: [PATCH] Fringe bitmaps should respect alpha-background

[Po Lu]

Nate Sandy <nsan@posteo.de> writes:

> Po Lu <luangruo@yahoo.com> writes:
>
>> Nate Sandy <nsan@posteo.de> writes:
>>
>>> Po Lu <luangruo@yahoo.com> writes:
>>>
>>>> How did you build Emacs?  Please send us a copy of "config.log" after it
>>>> is configured, thanks.
>>>
>>> I've attached the config logs for my attempts:
>>> - config-x-cairo.log attempted to build for X11 with cairo
>>> - config-x-xrender.log attempted to build for X11 without cairo, i.e.,
>>> XRender (?)
>>>
>>> Setting the `alpha` frame-parameter *did* work, but `alpha-background`
>>> had no effect.
>>
>> What does (x-display-planes) return?
>
> That returns 24 for both.
> (And 32 on my pgtk build, where alpha-background works.)

What if you start Emacs thus:

  src/emacs -q -xrm 'Emacs.visualClass: TrueColor-32'

?

> P.S.: I just noticed that I accidentally didn't CC the mailing list
> anymore in one of my responses, so part of this chain has been private.
>
> Apologies for that, I am quite new to using mailing lists. Are there
> ways we could retroactively publicize this chain?

By quoting the absentee messages in whole, nothing elaborate :-)