From: Jean Louis <bugs@gnu.support>
To: Eli Zaretskii <eliz@gnu.org>
Cc: help-gnu-emacs@gnu.org
Subject: Re: How to reliably edit a file from within Emacs Lisp and return a string?
Date: Sat, 24 Aug 2019 16:14:21 +0200 [thread overview]
Message-ID: <20190824141421.GB11116@protected.rcdrun.com> (raw)
In-Reply-To: <83mufyitye.fsf@gnu.org>
* Eli Zaretskii <eliz@gnu.org> [2019-08-24 15:18]:
> What do you mean by "disturbing"? If the problem is that you are
> using recursive-edit, and you exit recursive-edit with C-M-c, then I
> specifically did NOT suggest to use recursive-edit. You shouldn't
> need it, AFAIU. You need a simple editing of a buffer, that's all.
I am listening to your advice.
> You could, but I don't see how this is going to solve your problem any
> better than installing a kill-buffer-hook. After all, if you are
> afraid that the user might kill the buffer when they shouldn't, then
> your reliability issue is not solved by using the kill-buffer as a
> trigger for feeding the stuff back to the database?
Yes, I tried before with kill-buffer-hook and I was doing something
wrong.
With those advises, I made the below function, which does mostly what
I want.
Thank you, it is solved!
Jean
(defun edit-db-field-value (table field type id value file)
(string-to-file-force value file)
(let* ((buffer (create-file-buffer file)))
(switch-to-buffer buffer)
(set-visited-file-name file)
(insert value)
(add-hook 'kill-buffer-hook `(lambda ()
(let ((new-value (file-to-string ,file)))
(rcd-db-update-entry ,table ,field ,type ,id new-value)))
0 t)))
next prev parent reply other threads:[~2019-08-24 14:14 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-22 21:31 How to reliably edit a file from within Emacs Lisp and return a string? Jean Louis
2019-08-22 22:01 ` Noam Postavsky
2019-08-22 22:46 ` Jean Louis
2019-08-22 23:10 ` Óscar Fuentes
2019-08-22 23:22 ` Noam Postavsky
2019-08-23 1:19 ` Jean Louis
2019-08-23 1:27 ` Noam Postavsky
2019-08-23 7:49 ` Eli Zaretskii
2019-08-23 14:01 ` Jean Louis
2019-08-23 14:14 ` Robert Pluim
2019-08-24 12:20 ` Jean Louis
2019-08-24 12:24 ` Jean Louis
2019-08-23 14:25 ` Eli Zaretskii
2019-08-24 12:19 ` Jean Louis
2019-08-24 12:30 ` Eli Zaretskii
2019-08-24 12:41 ` Jean Louis
2019-08-24 13:17 ` Eli Zaretskii
2019-08-24 14:14 ` Jean Louis [this message]
2019-08-24 14:55 ` Jean Louis
2019-08-24 15:10 ` Eli Zaretskii
2019-08-24 15:51 ` Jean Louis
2019-08-24 16:11 ` Eli Zaretskii
2019-08-24 16:44 ` Jean Louis
2019-08-24 16:55 ` Eli Zaretskii
2019-08-24 17:02 ` Eli Zaretskii
2019-08-24 17:17 ` Jean Louis
2019-08-24 17:23 ` Eli Zaretskii
2019-08-24 17:37 ` Jean Louis
2019-08-24 18:25 ` Eli Zaretskii
2019-08-24 18:50 ` Jean Louis
2019-08-24 19:03 ` Eli Zaretskii
2019-08-24 21:30 ` Jean Louis
2019-08-24 17:15 ` Jean Louis
2019-08-24 17:22 ` Eli Zaretskii
2019-08-24 16:18 ` Yuri Khan
2019-08-24 17:07 ` Jean Louis
2019-08-24 13:08 ` Jean Louis
2019-08-23 21:44 ` Marcin Borkowski
2019-08-24 12:15 ` Jean Louis
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