GNU bug report logs - #2057
23.0.60; delete key and deletechar

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Message #38 received at 2057-done <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Dan Nicolaescu <dann <at> ics.uci.edu>
To: Robert Brown <brown <at> google.com>
Cc: 2057-done <at> debbugs.gnu.org
Subject: Re: bug#2057: 23.0.60; delete key and deletechar
Date: Thu, 16 Apr 2009 11:17:48 -0700 (PDT)

Robert Brown <brown <at> google.com> writes:

  > Dan Nicolaescu writes:
  >  > Robert Brown <brown <at> google.com> writes:
  >  > 
  >  >   > I believe the following patch may be the right fix for bug 2057.  When
  >  >   > looking at the key sequences generated by function keys, Emacs should only
  >  >   > register those that generate two or more ASCII characters.
  >  >   > 
  >  >   > My termcap entry, xterm-color, contains "kD=\177", which means that the
  >  >   > delete *function* key generates code 177.
  >  > 
  >  > Interesting, it seems that you have a modified termcap database, the normal one
  >  > has kD=\E[3~ for xterm-color.
  > 
  > Yes, it's definitely a bug in the termcap entry.  Hitting the delete
  > function key generates \E[3~ for me.  I can fix the termcap.
  > 
  >  > Can you try setting TERM to xterm-256color and see if that the delete
  >  > key works better then?
  > 
  > Switching to a different termcap works well.

OK, so it's not an emacs bug, closing this then.

  > I still think it may incorrect for Emacs to map single character function
  > key sequences.  But perhaps these just never occur in practice.

Given that we don't have a positive proof that it causes a problem,
there doesn't seem to be a good reason to change code that has been
around for such a long time.

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