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bug#21609: bug#24837: 26.0.50; term.el: In char mode, displayed and exec


From: Phil Sainty
Subject: bug#21609: bug#24837: 26.0.50; term.el: In char mode, displayed and executed commands can differ
Date: Thu, 24 Nov 2016 09:08:59 +1300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0

On 24/11/16 08:44, Philipp Stephani wrote:
> Phil Sainty <address@hidden> schrieb am Mo., 31. Okt. 2016 um
>> This is a duplicate of bug #21609 -- any command which directly
>> modifies the state of the terminal buffer can cause the apparent
>> state to be out of sync with the 'actual' state (i.e. the state
>> according to the inferior process).
> 
> Should maybe terminal buffers in char-mode be read-only? The process
> filter could then use inhibit-read-only.

That's an interesting thought, and may be worth investigating (offhand
I've no idea whether it's workable), but note that it's not sufficient
to deal with all cases -- any Emacs command which moves point can create
an inconsistent state without modifying the buffer contents.






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