Re: [Xen-devel] [PATCH] Fix bug #709 by daemonizing blktapctrl and closing stdin, stdout and stderr

[Harry Butterworth <harry@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx>]

On Tue, 2006-08-01 at 13:18 +0300, Muli Ben-Yehuda wrote:
> On Tue, Aug 01, 2006 at 11:13:29AM +0100, Keir Fraser wrote:
> > 
> > On 1 Aug 2006, at 11:06, Muli Ben-Yehuda wrote:
> > 
> > >>> Also, fileno(stdin) is nicer.
> > >>
> > >>Why? I don't think so.
> > >
> > >fclose(stdin); /* and the rest */
> > >fd = open(...); /* fd is 0 */
> > >close(STDIN_FILENO);  /* does the wrong thing */
> > >close(fileno(stdin)); /* does the right thing */
> > 
> > Yes, that's the better way even though we won't have done tricks such 
> > as the above when daemonise runs. Also a new patch needs to be based at 
> > least on xen-unstable 10876 which is the original patch from Harry -- 
> > it isn't in the public tree yet for some reason: I'll check up on that. 
> > And any changes may also need to be applied to the xenstored original 
> > (no sense in updating one and not the other).
> 
> Does it make sense for this to be folded into a common utility
> library?

Anil Madhavapeddy pointed out it already is: man 3 daemon.

> 
> Cheers,
> Muli
> 
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> 


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