How to Write grep in Emacs Lisp (tutorial)

Harald Hanche-Olsen hanche at
Wed Feb 9 11:07:33 EST 2011

[Icarus Sparry <i.sparry+un at>]

> The 'modern' way to do this is
> find . -maxdepth 2 -name '*.html' -exec grep whatever {} +

Actually, I think it should be

find . -maxdepth 2 -name '*.html' -exec grep whatever /dev/null {} +

because grep behaves differently when given only one filename as opposed
to several.

* Harald Hanche-Olsen     <URL:>
- It is undesirable to believe a proposition
  when there is no ground whatsoever for supposing it is true.
  -- Bertrand Russell

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