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From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.help
Subject: Re: shift+up received as <select>,
	breaking Emacs 24 "shift select" (like pc-select)
Date: Mon, 02 May 2011 11:04:17 -0300
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>> Indeed, it's the case at least since Emacs-20.  Do the following:
>> 
>>  a a a a a <shift>+<up> C-h l
>> 
>> You'll see that the events received from the terminal were: a a a a
>> a ESC [ 1 ; 2 A C-h l and hence Emacs translated ESC [ 1 ; 2 A to <select>.
>> Now the question is why did Emacs translated ESC [ 1 ; 2 A to <select>
>> rather than to S-<up>.  lisp/term/xterm.el says:
>> 
>>     (define-key map "\e[1;2A" [S-up])
>> 
>> so Emacs's own data seems correct.  But this data is overridden by the
>> data provided by the terminfo database, so my guess is that the terminfo
>> database is incorrect (and/or that the byte sequences sent by those
>> terminal emulators for S-up and select are the same, so the database is
>> not incorrect, but the result is still undesirable).

> Third possibility overlooked: gnome-terminal uses a deprecated form of
> the control sequences, so what it sends won't match what xterm does.

I can reproduce the OP's problem in Debian's `xterm' (I never like the
new terminals with menubars and stuff), so it's not specific to
gnome-terminal.


        Stefan