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bug#23632: 25.1.50; Gratuitous undo boundary in latex-insert-block

From: Phillip Lord
Subject: bug#23632: 25.1.50; Gratuitous undo boundary in latex-insert-block
Date: Sat, 4 Jun 2016 18:17:57 +0100
User-agent: SquirrelMail/1.5.2 [SVN]

On Sat, June 4, 2016 5:49 pm, Stefan Monnier wrote:
>> Yes. This is assuming that commands *both* change recursion depth *and*
>>  change a buffer.
> Yes, it's like a fairly rare occurrence, where a command does both:
> - modify some buffer(s)
> - exit a recursive edit
> So maybe we can live without paying attention to it.
>>>> -- once when we capture the undoable changes (which happens
>>>> often) and once on at the end of each command.
>>> Right.  I see no need for any changes there.
>> Really? I have to know the recursion depth at this point
> No, let-bind the var to nil around each recursive edit should take care
> of "everything" so you don't need to change anything else (including, non
> need to pay any attention to the recursion depth).
>> To be clear, though, to do this I need to augment recursive-edit in C?
>> I
>> need the let binding to last the life of the recursive edit?
> That's right.  A call to `specbind' at the right spot might even be all
> it takes.

Okay, I will take a good look -- I've not done this before, but can try.

I guess "recursive-edit" is the only way to enter a recursive edit?

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