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From: no-spam@cua.dk (Kim F. Storm)
Cc: "Kazu Yamamoto (山本和彦)" <kazu@iijlab.net>, emacs-devel@gnu.org
Subject: Re: buffering of process output
Date: Mon, 11 Oct 2004 00:36:07 +0200	[thread overview]
Message-ID: <m3hdp242w8.fsf@kfs-l.imdomain.dk> (raw)
In-Reply-To: <jewtxyvf5f.fsf@sykes.suse.de> (Andreas Schwab's message of "Sun, 10 Oct 2004 16:09:16 +0200")

Andreas Schwab <schwab@suse.de> writes:

> storm@cua.dk (Kim F. Storm) writes:
>
> It doesn't.  It's because there is no call to XFlush during the read loop
> in call-process.  See the comment in xterm.c:
>
> /* Remove calls to XFlush by defining XFlush to an empty replacement.
>    Calls to XFlush should be unnecessary because the X output buffer
>    is flushed automatically as needed by calls to XPending,
>    XNextEvent, or XWindowEvent according to the XFlush man page.
>    XTread_socket calls XPending.  Removing XFlush improves
>    performance.  */
>
> Thus redisplay_preserve_echo_area does not call XFlush any more.
>
> Andreas.

Thanks for the explanation.  I'll fix that.

-- 
Kim F. Storm  http://www.cua.dk

  reply	other threads:[~2004-10-10 22:36 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20030716.123727.83083338.kazu@iijlab.net>
2004-10-10  0:08 ` buffering of process output Kim F. Storm
2004-10-10 14:09   ` Andreas Schwab
2004-10-10 22:36     ` Kim F. Storm [this message]
2004-10-11  8:37       ` Kim F. Storm

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