On Tue, 2017-11-28 at 11:31 +0900, Junio C Hamano wrote:
> Kaartic Sivaraam <kaartic.sivar...@gmail.com> writes:
> 
> > +           if test "$branch_or_commit" = "HEAD" &&
> > +                    !(git symbolic-ref -q HEAD)
> 
> Did you need a subshell here? 

No. That's a consequence of me not remembering that I would span a sub-
shell with a simple '()' when I was doing that part. (partial
transition from C to shell)


>  Now with a proper test with
> "symbolic-ref -q HEAD", I wonder if you'd need to check if the
> original was named HEAD in the first place (I do not feel strongly
> enough to say that checking is wrong, at least not yet, but the
> above does make me wonder), and instead something like
> 
>       if ! git symbolic-ref -q HEAD
>       then
>               ...
> 
> might be sufficient.  I dunno.
> 

It does  seem you're right. The only thing we would be losing is the
short-circuiting when $branch_or_commit is not HEAD (which I suspect to
be the case most of the time). So, I'm not sure if I should remove the
check (of course, I'll change the check to avoid spawning a sub-shell).


Thanks, 
Kaartic

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