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From: Drew Adams <drew.adams@oracle.com>
To: Skip Montanaro <skip.montanaro@gmail.com>,
	Help GNU Emacs <help-gnu-emacs@gnu.org>
Subject: RE: Temporarily suppress a hook?
Date: Sun, 8 Jul 2018 17:43:15 -0700 (PDT)	[thread overview]
Message-ID: <3b2c670c-e07e-4a35-a2a4-f933e23329f2@default> (raw)
In-Reply-To: <CANc-5UxyGsbj91g9YH9fMhOQrT5fP_Zc2gybJzFxDeOrH8KXkw@mail.gmail.com>

> I have before-save-hook defined in ~/.emacs
> (add-hook 'before-save-hook 'delete-trailing-whitespace)
> 
> This is useful almost all the time. I just discovered a case where
> it's not so helpful (a file full of regular expressions to feed into
> "grep -E -f ..."
> 
> I can think of various ways to tweak the regular expressions to not
> require trailing whitespace, but let's assume for a moment that's not
> possible. Is it possible to suppress the before-save-hook on a
> per-file basis?

Both `add-hook' and `remove-hook' take an optional
LOCAL argument, to affect only the current buffer
(the buffer-local value of the hook).



  reply	other threads:[~2018-07-09  0:43 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-09  0:02 Temporarily suppress a hook? Skip Montanaro
2018-07-09  0:43 ` Drew Adams [this message]
2018-07-09  1:39   ` Skip Montanaro
2018-07-09 12:07     ` João Távora
2018-07-09  4:43 ` Bob Proulx
2018-07-09  5:21 ` Óscar Fuentes
2018-07-09  6:00   ` tomas
2018-07-09  7:53     ` Óscar Fuentes
2018-07-09 11:01     ` Skip Montanaro
2018-07-09 17:33       ` Marcin Borkowski
2018-07-09 14:41 ` Stefan Monnier
     [not found] <mailman.3286.1531094567.1292.help-gnu-emacs@gnu.org>
2018-07-12 17:43 ` Emanuel Berg

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