On Tue, Apr 09, 2013 at 02:00:52PM -0700, Junio C Hamano wrote:
> John Keeping <j...@keeping.me.uk> writes:
> 
> > +   eval "set $(git rev-parse --sq --prefix "$wt_prefix" -- "$@")"
> 
> This may be handier than having to do the "for arg" loop git-am uses
> yourself.
> 
> >     (
> >             git ls-files --error-unmatch --stage -- "$@" ||
> >             echo "unmatched pathspec exists"
> > @@ -335,6 +339,8 @@ cmd_add()
> >             usage
> >     fi
> >  
> > +   sm_path="$wt_prefix$sm_path"
> 
> But this is doing fine without "rev-parse --prefix" at all.

In this case we only have a single argument (and it must have a value).
In the cases using "rev-parse --prefix" we can have any number of
arguments (including zero).
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