Re: M-<function-key> vs. ESC <function-key>

[Andreas Schwab <schwab@suse.de>]

Richard Stallman <rms@gnu.org> writes:

>     >     There doesn't seem to be a translation between M-<function-key> and ESC
>     >     <function-key> for the purpose of keymap lookup.
>     >
>     > That is true, but I don't think it is a problem.
>
>     IMHO it is.  Currently you need to bind both M-<func> and ESC <func> to be
>     effective for both tty and X (including keyboards without a Meta
>     modifier).
>
> Emacs doesn't treat ESC followed by a function key as equivalent to
> Meta, so I don't think you need to bind the former at all.

Yes, I do, because that's what Emacs is receiving when I press Meta-left,
for example.  More specifically, when I type Meta-left at Emacs running in
xterm it receives the key sequence [?\e ?\e ?O ?D], which gets translated
to [?\e left] through function-key-map.

Andreas.

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Andreas Schwab, SuSE Labs, schwab@suse.de
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