bug#44983: Truncate long lines of grep output

[Juri Linkov]

> I do not find it problematic. Grep is anyway kind of advanced tool. I
> think that Emacs "Search for files (grep)" menu option is anyway not
> user friendly.
> ...
> What would be more user friendly would be a form or wizard that would
> specify if all files are to be searched or recursively, and what would
> be the search term. That would degrade power of grep but it would be
> more user friendly to many people.
>
> In my opinion I believe that majority of users who ever clicked
> "Search Files (grep)" gave up after few attempts.

Indeed, "Search for files (grep)" menu option is not user friendly.
This is why we added a wizard command "Recursive Grep..." under it
in the same menu.