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bug#30676: Please make smie-config-guess interruptible

From: Reuben Thomas
Subject: bug#30676: Please make smie-config-guess interruptible
Date: Fri, 2 Mar 2018 23:07:29 +0000

On 2 March 2018 at 22:41, Noam Postavsky <address@hidden> wrote:
> tags 30676 + unreproducible
> quit
> Reuben Thomas <address@hidden> writes:
>> It would be nice if one could run smie-config-guess without having to
>> worry about it locking up Emacs on large buffers. If it were possible
>> to interrupt it with C-g, that would make it friendlier.
> C-g interrupts just fine for me; since it written in lisp, I can't see
> why it should be otherwise.

Indeed, I was a bit surprised, but I ran it on my ~/.bash_history
(about 10Mb, 900,000 lines) and however many times I pressed C-g, it
just sat there slowly counting through the "Analyzing" progress meter,
and Emacs taking 100% CPU.


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