bug#57807: 29.0.50; Make vc-print-branch-log able to log multiple branches

[Sean Whitton]

Hello,

On Sun 25 Sep 2022 at 10:29AM +03, Juri Linkov wrote:

>>>> I'm running into the problem that you pointed out in another thread.
>>>> How do we apply vc-filter-command-function to the final VC command
>>>> that's to be run without also applying it to intermediate VC commands,
>>>> e.g. in vc-read-revision?
>>>
>>> Maybe there is no problem to apply the editing filter to all commands,
>>> I don't know.  First need to try to see how it really works.
>>
>> Here's the WIP patch, hopefully it works well enough for testing.
>
> Thanks, I'm going to try it out.

It looks like I need to call (minibuffer-depth) like
display-buffer-override-next-command does.  Updated patch attached.

>> I think it's considerably worse than C-u C-x v b l tbh.
>
> Undoubtedly, it's worse.  But it solves the problem that
> all vc commands can't use C-u.

Just to be clear, the thing that I think is much worse is being prompted
for multiple intermediate commands, not the longer key sequence.

I realised that we could add an override inside vc-read-revision, and
potentially other places, which makes it considerably less annoying.
Done in the attached.

-- 
Sean Whitton

v2-0001-WIP-Add-vc-edit-next-command.patch
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