tags 49836 + patch
quit

> This means to turn the existing variable 'grep-program' into the user option
> as the following patch does.
>
> Also later grep.el could use the value "rg" of 'grep-program'
> to create the corresponding grep-find-template in grep-compute-defaults.
>
> But I don't know if it's ok to mention rigrep in grep.el?

So here is the complete support for rigrep in grep.el: