Re: [BUGS] test failure in t4014-format-patch.sh with master

From: Björn Steinbrink <b.steinbrink@gmx.de>
Date: Apr 17, 2008, 15:34 UTC
Message-ID: <20080417153421.GA13117@atjola.homenet>
In-Reply-To: <alpine.LFD.1.00.0804170806430.2879@woody.linux-foundation.org>

On 2008.04.17 08:11:52 -0700, Linus Torvalds wrote:

Show 27 quoted lines

> 
> 
> On Thu, 17 Apr 2008, Remi Vanicat wrote:
> > 
> > While trying to wrote a test for git, I discover that there is a test
> > failure in master on my computer:
> 
> Hmm. Doesn't fail for me.
> 
> > $ ./t4014-format-patch.sh
> > [....]
> > * FAIL 8: replay did not screw up the log message
> > 
> >  git cat-file commit rebuild-1 | grep "^Side .* with .* backslash-n"
> > 
> > It seem that now, somewhere a \n has been interpreted as a newline.
> 
> I wonder if it is some shell-specific variable expansion issue. What's 
> your /bin/sh? (I assume, from your email address, that you're using 
> Debian, and I thought Debian used bash, but maybe that's not true).
> 
> What does
> 
> 	a="hello\nhi"
> 	echo $a
> 
> result in?

Debian has its own dash which is supposed to be a lightweight alternative to bash and "for checking POSIX compliance of scripts" (quote from the packages description). I don't happen to know off-hand whether POSIX says that echo should default to -e, but dash seems to do that:

$ dash $ a="hello\nhi" $ echo $a hello hi

Björn