Re: update-grub2 patch

[Robert Millan]

On Tue, May 01, 2007 at 10:45:39PM +0200, Yoshinori K. Okuji wrote:
> On Monday 30 April 2007 01:22, Robert Millan wrote:
> > On Sat, Apr 21, 2007 at 03:38:38PM +0200, Yoshinori K. Okuji wrote:
> > > On Tuesday 17 April 2007 14:49, Robert Millan wrote:
> > > > Here's my patch.  Let me know if it's ok for commit.
> > >
> > > To include this in the official repository, you need to take care about
> > > the portability. [...]
> >
> > I ported it to bourne shell.  It's tested and known to work with dash as
> > /bin/sh.  I think this should address your concern.
> >
> > My new patch also arranges the logic for generating update-grub components
> > to make it more similar to how grub-install is handled.
> 
> Some issues are still there. You should avoid test -z. Instead, use test 
> x$foo 
> = x.

Ok

> You should avoid ! in test. Use else instead.

Earlier when I read the portability document I was pointed to, I found:

  "You may use `!' with `test', but not with `if'"

Are you sure this change is required?

> You should avoid using 
> which. Travese $PATH instead.

Do you mean something like:

  IFS=:
  for i in $PATH ; do
    grub-probe="$i/grub-probe"
    if test -x $grub-probe ; then break ; fi
  done

  ?

-- 
Robert Millan

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