> I do not like the idea of making it hang.
> It would be nice to detect the lack of file name arguments
> and output some sort of error message, but I am not sure
> how to detect that condition reliably.
It's very easy if done at the right place: inside GNU grep (rather than
inside Emacs). And it sure should complain: the user specified a search in
0 files, so there's obviously something odd.
Stefan
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