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From: Chong Yidong <cyd@stupidchicken.com>
To: Dan Nicolaescu <dann@ics.uci.edu>
Cc: 1495@emacsbugs.donarmstrong.com, Paul R <paul.r.ml@gmail.com>,
	emacs-devel@gnu.org
Subject: bug#1495: emacs -nw inserts unwanted chars if user is impatient
Date: Thu, 04 Dec 2008 23:10:35 -0500	[thread overview]
Message-ID: <87skp3w9c4.fsf__3761.25461557439$1228451523$gmane$org@cyd.mit.edu> (raw)
In-Reply-To: <200812042030.mB4KU5Jn003761@mothra.ics.uci.edu> (Dan Nicolaescu's message of "Thu, 4 Dec 2008 12:30:05 -0800 (PST)")

Dan Nicolaescu <dann@ics.uci.edu> writes:

> I'm fairly confident this is due to the code in xterm.el that deals
> with modifyOtherKeys, the input probably comes while emacs is waiting
> from an answer from xterm.

This indeed seems to be the problem.

Discard pending input before doing the terminal query seems to fix the
bug for me.  I don't know if it's possible for the user's input to come
inat exactly at the correct moment to fool the terminal query; if so, a
more complicated solution might be required.

Thoughts?

*** trunk/lisp/term/xterm.el.~1.59.~	2008-09-30 20:01:30.000000000 -0400
--- trunk/lisp/term/xterm.el	2008-12-04 23:07:47.000000000 -0500
***************
*** 475,480 ****
--- 475,481 ----
  	  (str nil))
        ;; Try to find out the type of terminal by sending a "Secondary
        ;; Device Attributes (DA)" query.
+       (discard-input)
        (send-string-to-terminal "\e[>0c")
  
        ;; The reply should be of the form: \e [ > NUMBER1 ; NUMBER2 ; NUMBER3 c






       reply	other threads:[~2008-12-05  4:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87ljuv92uq.fsf@gmail.com>
     [not found] ` <87d4g7d9gn.fsf@cyd.mit.edu>
     [not found]   ` <200812042030.mB4KU5Jn003761@mothra.ics.uci.edu>
2008-12-05  4:10     ` Chong Yidong [this message]
     [not found]     ` <87skp3w9c4.fsf@cyd.mit.edu>
2008-12-11 16:32       ` bug#1495: emacs -nw inserts unwanted chars if user is impatient Stefan Monnier
2008-12-04 21:46 Paul R

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