From: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date: Wed, 22 Sep 2010 00:12:30 GMT
Subject: Re: [PATCH 2/2] diff: add a special SYMLINK user-diff driver
Message-ID: <AANLkTi=zSPegcPNY8jr4S5qeXWHrxuC+0SY-h5EhyA+6@mail.gmail.com>
In-Reply-To: <20100921211303.GB1188@sigill.intra.peff.net>

2010/9/21 Jeff King <peff@peff.net>:
> +However, it may happen that you do want to change the diff parameters
> +specifically for symlinks. You can do that by configuring the special
> +"SYMLINK" diff driver. For example, to add a newline to the end of
> +the symlink contents (and suppress the usual "no newline at end of file"
> +warning), you could configure:
> +
> +-----------------------------
> +[diff "SYMLINK"]
> +       textconv = perl -pe 's/$/\n/'
> +-----------------------------

That'll turn every \n in the stream into \n\n, not add a newline to
the end of the file. Don't you mean:

    perl -0666 -pe 's/$/\n/'

Or, more efficiently:

    perl -ple 'END { print }'

?