Re: [PATCH] built-in "git grep" (git grip).

> 
>  - The shell-script one, if you use GNU grep, accepts more
>    options to grep than what the current built-in one supports.
>    Notable ones that are missing: fixed strings (-F), patterns
>    from file (-f), count matches (-c), omit filenames (-h),
>    skipping binary files (-I, -U), files without match (-L),
>    pcre (-P), silent (-q), word expression (-w), NUL (-z).  They
>    should be easy to add if somebody cares enough, and I plan to
>    do a few myself before pushing it out to "master".