Re: [PATCH] git-rebase-interactive: avoid breaking when GREP_OPTIONS="-H"

From: Junio C Hamano <gitster@pobox.com>
Date: Sep 7, 2009, 19:37 UTC
Message-ID: <7v7hwar1fp.fsf@alter.siamese.dyndns.org>
In-Reply-To: <1252328160-4359-1-git-send-email-carenas@sajinet.com.pe>

Carlo Marcelo Arenas Belon <carenas@sajinet.com.pe> writes:

Show 8 quoted lines

> if GREP_OPTIONS is set and includes -H, using `grep -c` will fail
> to generate a numeric count and result in the following error :
>
>   /usr/libexec/git-core/git-rebase--interactive: line 110: (standard
>   input):1+(standard input):0: missing `)' (error token is
>   "input):1+(standard input):0")
>
> instead of grep counting use `wc -l` to return the line count.

Thanks.

How does your patch help when the user has GREP_OPTIONS=-C3 in the environment?

I think a saner workaround for this user environment bug (or GNU grep misfeature) is to unset GREP_OPTIONS at the beginning of the script, or even in git-sh-setup.