Re: [Qemu-devel] [PATCH v9 03/13] scripts: Add archive-source.sh

[Fam Zheng <famz@redhat.com>]

On Tue, 09/19 10:10, Eric Blake wrote:
> On 09/19/2017 02:27 AM, Fam Zheng wrote:
> > Signed-off-by: Fam Zheng <famz@redhat.com>
> > ---
> >  scripts/archive-source.sh | 46 ++++++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 46 insertions(+)
> >  create mode 100755 scripts/archive-source.sh
> > 
> > diff --git a/scripts/archive-source.sh b/scripts/archive-source.sh
> > new file mode 100755
> > index 0000000000..e155d980ee
> > --- /dev/null
> > +++ b/scripts/archive-source.sh
> > @@ -0,0 +1,46 @@
> > +#!/bin/sh
> 
> Needs to be /bin/bash...
> 
> > +        git ls-files || error "git ls-files failed"
> > +        for sm in $submodules; do
> > +            (cd $sm; git ls-files) | sed "s:^:$sm/:"
> > +            if test ${PIPESTATUS[0]} -ne 0 -o $? -ne 0; then
> > +                error "git ls-files in submodule $sm failed"
> 
> ...because $PIPESTATUS is a useful bashism not present in dash, where
> the alternative is MUCH more verbose and painful to write in portable shell.
> 
> With just that fixed,
> Reviewed-by: Eric Blake <eblake@redhat.com>
> 
> If desired, one other change (not mandatory, but if you want to do it,
> I'll want to re-review):
> 
> > +
> > +tar -cf "$1" -T "$1".list || error "failed to create tar file"
> 
> If we exit here, $1.list is not removed...
> 
> > +rm "$1".list
> 
> Should we make removal of the list be controlled by a cleanup trap, to
> always happen even if something else fails in the interim?  Or is
> leaving it around on failure useful for debugging?

Better to cleaned up. Will revise.

Fam