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bug#39658: 26.3; can't edit file with terminal escape sequences


From: Robert Pluim
Subject: bug#39658: 26.3; can't edit file with terminal escape sequences
Date: Tue, 18 Feb 2020 14:58:22 +0100

>>>>> On Tue, 18 Feb 2020 05:48:59 -0800, address@hidden said:

    frederik> To reproduce, open the attached file in Emacs, and type C-x C-n. 
On my system Emacs uses 100% of CPU, indefinitely.
    frederik> I can open the file in Vim (where it only lets me see the first 
part of the line) and in Gedit.

    frederik> The file came from debugging Neomutt's use of curses. Thanks.

The problem is more likely to be the extremely long lines in the
file. If you have emacs-27 or emacs-master, you can try 'M-x
global-so-long-mode' before visiting the file, which attempts to
improve Emacs' behaviour in such cases.

Robert





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