[PATCH] 5-make-release-commit: fix rstheader

[Christian Ehrhardt]

On Fri, Jan 7, 2022 at 11:00 AM David Marchand
<david.marchand at redhat.com> wrote:
>
> On Fri, Jan 7, 2022 at 10:50 AM <christian.ehrhardt at canonical.com> wrote:
> >
> > From: Christian Ehrhardt <christian.ehrhardt at canonical.com>
> >
> > The printf magic fails trying to interpret "-" as option and thereby breaking
> > the top level headers.
> >    printf: -%: invalid option
> >    printf: usage: printf [-v var] format [arguments]
>
> That's getopt that caught the -.
> You could also fix by prefixing with --:
> -       printf "${rchar}%.0s" $(seq 1 ${#msg})
> +       printf -- "${rchar}%.0s" $(seq 1 ${#msg})

I know, but since it broke us once I wanted to make it dead-simple
(also less printf magic) by just looping around printing a char once
every time.

> >
> > Instead of relying printf expansion, fall back to the more trivial
> > printf n times which works with any char.
> >
> > Signed-off-by: Christian Ehrhardt <christian.ehrhardt at canonical.com>
> > ---
> >  5-make-release-commit | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/5-make-release-commit b/5-make-release-commit
> > index 374154f..00acf92 100755
> > --- a/5-make-release-commit
> > +++ b/5-make-release-commit
> > @@ -29,7 +29,7 @@ function rstheader()
> >
> >         echo
> >         echo "${msg}"
> > -       printf "${rchar}%.0s" $(seq 1 ${#msg})
> > +       for i in $(seq 1 ${#msg}); do printf "${rchar}"; done
> >         # break after line plus one empty line
> >         echo
> >         echo
>
> Either form works for me.

Thanks for the review, yeah to me either way is fine as well.
If there are strong opinions we can switch to yours, otherwise keep
mine as suggested.

> Reviewed-by: David Marchand <david.marchand at redhat.com>
>
>
> --
> David Marchand
>


-- 
Christian Ehrhardt
Staff Engineer, Ubuntu Server
Canonical Ltd