Re: [Xen-devel] [PATCH OSSTEST v7 04/15] distros: Support pvgrub for Wheezy too.

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Ian Campbell writes ("Re: [PATCH OSSTEST v7 04/15] distros: Support pvgrub for 
Wheezy too."):
> On Mon, 2015-07-06 at 15:55 +0100, Ian Jackson wrote:
> > Ian Campbell writes ("[PATCH OSSTEST v7 04/15] distros: Support pvgrub for 
> > Wheezy too."):
...
> > > +    echo \\\# $suite backports
> > > +    echo deb http://$c{DebianMirrorHost}/$c{DebianMirrorSubpath} 
> > > $suite-backports main
...
> > This way of saying this requires quite a lot of quoting!
> 
> I don't follow, the only thing above which I think you might be
> referring to is the "\\\#". There isn't any other quoting.
> 
> Or do you mean that this needs quoting and is lacking it and that adding
> it would make the here document useful? (I don't think you did)

I meant the \\\# (which seems like `a lot' of quoting all by itself),
but of course also the unnecessary ( ) and the multiple `echo' (which
in this context is a kind of quoting of new lines).

But if you prefer it this way, fine.

> >   Have you
> > considered using a nested here document ?  In shell you can say
> > <<'END2' or something and the content will not be subject to
> > $-expansion.
> 
> All of the $ here are intended to be expanded at the Perl level.

Indeed.  So <<'END2' is exactly what you want.

Ian.

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