From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1136 invoked from network); 19 Dec 1996 00:47:00 -0000 Received: from euclid.skiles.gatech.edu (list@130.207.146.50) by coral.primenet.com.au with SMTP; 19 Dec 1996 00:47:00 -0000 Received: (from list@localhost) by euclid.skiles.gatech.edu (8.7.3/8.7.3) id TAA00922; Wed, 18 Dec 1996 19:38:51 -0500 (EST) Resent-Date: Wed, 18 Dec 1996 19:32:33 -0500 (EST) Date: Thu, 19 Dec 1996 01:10:35 +0100 (MET) From: Wolfgang Hukriede Message-Id: <199612190010.BAA14942@sally.ifm.uni-kiel.de> To: zsh-users@math.gatech.edu Subject: Re: zsh 3.0.2 useless on NeXTStation? (Solved) Resent-Message-ID: <"Xb4M_.0.iC.Xq8ko"@euclid> Resent-From: zsh-users@math.gatech.edu X-Mailing-List: archive/latest/559 X-Loop: zsh-users@math.gatech.edu X-Loop: zsh-workers@math.gatech.edu Precedence: list Resent-Sender: zsh-workers-request@math.gatech.edu Dear zsh-workers! Turns out, stdout (aka shout) was totally unbuffered, no wonder, it was too slow. Buffering should be beneficial to other systems also. Many thanks, and special greetings to Timothy! Wolfgang. ---------------------------------------------------------------------------- Now, here's the patch: *** init.c.old Tue Dec 17 21:14:11 1996 --- init.c Thu Dec 19 00:53:37 1996 *************** *** 376,378 **** #ifdef _IOFBF ! setvbuf(shout, NULL, _IOFBF, 0); #endif --- 376,378 ---- #ifdef _IOFBF ! setvbuf(shout, NULL, _IOFBF, BUFSIZ); #endif ---------------------------------------------------------------------------- On Wed, 18 Dec 1996 22:55:50 +0100, Wolfgang Hukriede wrote: > > On Tue, 17 Dec 96 21:04:42 -0500 Timothy J Luoma wrote: > > > > Zsh version 3.0.2 has been released! > > > It is still too slow to be usable on my NeXTStation, specifically > > the redrawing of the prompts. > > > > I'm at a loss as to what to do. I'd really like to use 3.0.2, I'm > > still on 2.6. Is anyone else using 3.0.2 on a non-turbo > > NeXTstation? Are you experiencing any troubles such as the ones I > > mentioned? I'm also seeing weird things when I use the up arrow to > > go through history. > > Dear zsh-workers! > > I've to confirm this. I just downloaded and compiled zsh-3.0.2 on NextStep > 3.2 (Blackbox). The symptoms are as Timothy describes them. Setting BAUD to > zero does help only very little. Yes, the behaviour was much better with zsh > 2.5.2. (More plainly, 2.5.2 was right, 3.0.2 isn't.) > > The symptoms look as if there now are too many flushes in the zsh terminal > output code. Since on the Next all screen output is done via > Display-Postscript, which does heavy buffering on its own, I'd urgently > suspect the problems are caused by interference of the buffering mechanisms. >