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Re: Serious HP-UX problem ! Shell hangs !

X-seq: zsh-workers 161
From: hzoli@xxxxxxxxxx (Zoltan Hidvegi)
To: leitner@xxxxxxxxxxxxxxxx (Felix von Leitner)
Subject: Re: Serious HP-UX problem ! Shell hangs !
Date: Thu, 6 Jul 1995 20:04:04 +0100 (MET DST)
In-reply-to: <m0sTZLI-000366C@xxxxxxxxxxxxxxxx> from "Felix von Leitner" at Jul 5, 95 08:38:36 pm
Sender: hzoli@xxxxxxxxxx

Felix von Leitner wrote:
> This is a *serious* HP-UX 9 problem of the zsh, which it didn't have
> with previous versions (not with beta6 at least).
> 
>   Situation :
> 
>   $ sleep 10 (any process will do)
>   [Ctrl-Z] 
>   zsh: 16763 suspended  sleep 10
>   $ sleep 5 (any process)
>   *hang*
> 
> Fiddling with gdb shows that we are hanging in sigsuspend(), which is
> called exactly once: signals.c with POSIX_SIGNALS defined.

This is a quite old problem (it is present at least since beta6). It is OS
dependent, and it is also present on ULTRIX. As I remember it appeared after
Richard rewrote the signals code. He promised to fix that.

Bye,
   Zoltan

Follow-Ups:
- Re: Serious HP-UX problem ! Shell hangs !
  - From: Richard Coleman

References:
- Serious HP-UX problem ! Shell hangs !
  - From: Felix von Leitner

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