Re: [Qemu-devel] [PATCH 3/6] tests: pull qemu-nbd iotest helpers into common.nbd file

["Daniel P. Berrangé" <berrange@redhat.com>]

On Fri, Nov 16, 2018 at 03:43:16PM -0600, Eric Blake wrote:
> On 11/16/18 3:41 PM, Eric Blake wrote:
> 
> > > +#!/bin/bash
> > 
> > I know we're using bash,
> > 
> > > +
> > > +function nbd_server_stop()
> > > +{
> > 
> > > +function nbd_server_wait_for_unix_socket()
> > 
> > and bash supports 'function', but it is an obsolete syntactic sugar
> > thing that I don't recommend using.  (In ksh, it actually makes a
> > difference in behavior whether you use 'function' or not, and using it
> > in 'bash' makes it harder to port code over to 'ksh' - and hence in bash
> > it is obsolete because here it does NOT cause the change in behavior
> > that ksh users expect)
> > 
> 
> Of course, I hit send too soon, before getting to my punchline:
> 
> Since we already have so many existing iotests that use 'function', it's
> better to clean that up as a separate patch.

Yeah, I actually thought 'function' was the preferred syntax and
omitting it was bad since so many iotests used it :-)

Regards,
Daniel
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