Re: Zsh 4.3.12: subshell in midnight commander: precmd: 15: bad file descriptor

[Peter Stephenson <Peter.Stephenson@xxxxxxx>]

On Mon, 18 Jul 2011 10:26:27 +0200
Pavel Reznicek <reznicek@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>    after upgrading to zsh 4.3.12 (in debian), I am having problems running 
> midnight commander in zsh (going back to zsh version 4.3.10 it works 
> fine). The symptom is that when trying to use the subshell in mc, it 
> complains about:
> 
> precmd: 15: bad file descriptor
> 
> and the mc session get hanged. Of course it could be bug in mc and not 
> zsh, but since this behaviour is not seen with zsh 4.3.10, the zsh updates 
> since that version can tell what is going on. Browsing the mc source code, 
> the precmd command defined in there is:
> 
> precmd(){ pwd>&%d;kill -STOP $$ }
> 
> Would some have an idea why this precmd command would cause the error 
> message above in connection of the updateds between zsh 4.3.10 and 4.3.12 
> ?

This could well be associated with a job control change which I hope was
fixed by Bart in zsh-workers/29481
(http://www.zsh.org/mla/workers/2011/msg00915.html).

If it does fix it, it might well be worth releasing a 4.3.13 with this
in.

-- 
Peter Stephenson <pws@xxxxxxx>            Software Engineer
Tel: +44 (0)1223 692070                   Cambridge Silicon Radio Limited
Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ, UK


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