From: W. Trevor King <wking@tremily.us>
Date: Tue, 19 Feb 2013 13:23:31 GMT
Subject: Re: [PATCH] Documentation/githooks: Explain pre-rebase parameters
Message-ID: <20130219132331.GD5125@odin.tremily.us>
In-Reply-To: <878v6ksars.fsf@pctrast.inf.ethz.ch>

On Tue, Feb 19, 2013 at 02:17:43PM +0100, Thomas Rast wrote:
> "W. Trevor King" <wking@tremily.us> writes:
> > I haven't been able to find documentation for the ${1+"$@"} syntax.
> > Is it in POSIX?  It's not in the Bash manual:
> [...]
> > In my local tests, it seems equivalent to "$@".
> 
> It's definitely in the bash manual and POSIX[1]: it's a special case of
> the ${parameter+word} expansion.

I need to read more carefully ;).  There's even a nice table in the
POSIX specs…

Thanks,
Trevor

-- 
This email may be signed or encrypted with GnuPG (http://www.gnupg.org).
For more information, see http://en.wikipedia.org/wiki/Pretty_Good_Privacy