Wei Liu writes ("Re: [PATCH v6] acpi: Prevent GPL-only code from seeping into
non-GPL binaries"):
> On Fri, Sep 23, 2016 at 03:14:20PM -0400, Boris Ostrovsky wrote:
> > +links="ABCD"
> > +
> > +for i in $(seq 0 3)
> > +do
> > + link=${links:$i:1}
>
> This is not portable.
>
> Use following instead:
>
> links="A B C D"
>
> set $links
> for link in $@
What's wrong with
links="A B C D"
for link in $links; do
....
?
(To my surprise I discover that there are only marginal dependencies
on bash already in xen.git, so we should probably avoid adding a new
dependency on bash.)
Ian.
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