From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Thierry Volpiatto Newsgroups: gmane.emacs.help Subject: Re: automatically save a specific buffer on exit Date: Fri, 06 Feb 2009 09:53:15 +0100 Message-ID: <874oz8osjo.fsf@tux.homenetwork> References: <1233779280.689554@arno.fh-trier.de> <1233784831.640257@arno.fh-trier.de> <87k58572lj.fsf@tux.homenetwork> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1233933986 11326 80.91.229.12 (6 Feb 2009 15:26:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 6 Feb 2009 15:26:26 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Fri Feb 06 16:27:40 2009 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LVSc6-0004HU-Iq for geh-help-gnu-emacs@m.gmane.org; Fri, 06 Feb 2009 16:27:30 +0100 Original-Received: from localhost ([127.0.0.1]:37199 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LVSan-0004AX-GS for geh-help-gnu-emacs@m.gmane.org; Fri, 06 Feb 2009 10:26:09 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LVMZK-0000UD-3Z for help-gnu-emacs@gnu.org; Fri, 06 Feb 2009 04:00:14 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LVMZH-0000U1-Nz for help-gnu-emacs@gnu.org; Fri, 06 Feb 2009 04:00:13 -0500 Original-Received: from [199.232.76.173] (port=47012 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LVMZH-0000Ty-C6 for help-gnu-emacs@gnu.org; Fri, 06 Feb 2009 04:00:11 -0500 Original-Received: from main.gmane.org ([80.91.229.2]:48017 helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LVMZG-0003tG-S7 for help-gnu-emacs@gnu.org; Fri, 06 Feb 2009 04:00:11 -0500 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1LVMZ6-0005vo-9U for help-gnu-emacs@gnu.org; Fri, 06 Feb 2009 09:00:00 +0000 Original-Received: from 40.77.197-77.rev.gaoland.net ([77.197.77.40]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 06 Feb 2009 09:00:00 +0000 Original-Received: from thierry.volpiatto by 40.77.197-77.rev.gaoland.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 06 Feb 2009 09:00:00 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 97 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 40.77.197-77.rev.gaoland.net User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.0.90 (gnu/linux) Cancel-Lock: sha1:zW5CluyCxXtR+wHYr91RUJe4RiM= X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:61948 Archived-At: Thierry Volpiatto writes: > Hi Andreas, > Andreas Politz writes: > >> Thierry Volpiatto wrote: >>> Hi, >>> Andreas Politz writes: >>> >>>> Hi, >>>> >>>> I have a persistent scratch buffer with a file attached >>>> and I would like emacs to have it saved whenever I >>>> leave the editor. >>>> 'kill-emacs-hook' runs to late and `write-file-functions' >>>> doesn't seem to be aproppriate either. >>> >>> Kill-emacs-hook work fine here. Here the code i use: >>> >>> ,---- >>> | (defvar save-scratch-file "~/.emacs.d/save-scratch.el") >>> | (defun tv-save-scratch (&optional append) >>> | (interactive "P") >>> | (with-current-buffer "*scratch*" >>> | (widen) >>> | (goto-char (point-min)) >>> | (forward-line 1) >>> | (let* ((beg (point)) >>> | (end (point-max)) >>> | (buffer-contents (buffer-substring beg end))) >>> | (save-excursion >>> | (find-file save-scratch-file) >>> | (if (or current-prefix-arg >>> | append) >>> | (progn >>> | (goto-char (point-max)) >>> | (insert buffer-contents) >>> | (save-buffer) >>> | (kill-buffer (current-buffer))) >>> | (erase-buffer) >>> | (goto-char (point-min)) >>> | (insert buffer-contents) >>> | (save-buffer) >>> | (kill-buffer (current-buffer))))))) >>> | | (defun tv-restore-scratch-buffer () >>> | (with-current-buffer "*scratch*" >>> | (goto-char (point-max)) >>> | (forward-line) >>> | (insert-file-contents save-scratch-file))) >>> | | (add-hook 'kill-emacs-hook 'tv-save-scratch) >>> | (add-hook 'emacs-startup-hook 'tv-restore-scratch-buffer) >>> `---- >>> >>> >> >> Yes, I did it like this before (Btw append- and write-file would >> make things easier). The problem here is, there is no auto-saving involved >> in this setup and I am currently working with a system that crashes >> frequently. > > May be you can run something like that when you start working in > scratch: > > ,---- > | (defun run-autosave-in-scratch () > | (with-current-buffer "*scratch*" > | (make-auto-save-file-name) > | (auto-save-mode 1))) > `---- > > That make an autosave of your scratch in your /home/you > like that: #%2Ascratch%2A#5973UHu# Cleaner, avoid these files in home directory: ,---- | (defun run-autosave-in-scratch () | (with-current-buffer "*scratch*" | (make-auto-save-file-name) | (auto-save-mode 1) | (setq buffer-auto-save-file-name "~/.scratch-autosave/scratch.el"))) `---- `buffer-auto-save-file-name' will become buffer local variable. >> I just wrote a tiny function, which writes the scratch buffer and calls >> save-buffers-kill-emacs and bound it to C-xC-c. That seems to be the easiest >> solution (Which I haven't thought of before, since I was narrowed down >> to finding the right hook). >> >> -ap >> -- A + Thierry Volpiatto Location: Saint-Cyr-Sur-Mer - France