From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: apply start-process fails because of invalid current directory Date: Wed, 31 Jul 2013 14:19:11 -0400 Message-ID: References: <86zjt3p3x6.fsf@free.fr> <86ehaepx9d.fsf@free.fr> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1375306438 16289 80.91.229.3 (31 Jul 2013 21:33:58 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 31 Jul 2013 21:33:58 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Wed Jul 31 23:33:59 2013 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1V4e1t-0001kd-BN for geh-help-gnu-emacs@m.gmane.org; Wed, 31 Jul 2013 23:33:57 +0200 Original-Received: from localhost ([::1]:60209 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V4e1s-0003Oi-GY for geh-help-gnu-emacs@m.gmane.org; Wed, 31 Jul 2013 17:33:56 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:55997) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V4e1c-0003OX-NH for help-gnu-emacs@gnu.org; Wed, 31 Jul 2013 17:33:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V4bSw-00058H-Ki for help-gnu-emacs@gnu.org; Wed, 31 Jul 2013 14:49:49 -0400 Original-Received: from plane.gmane.org ([80.91.229.3]:39175) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V4aza-0004cI-N9 for help-gnu-emacs@gnu.org; Wed, 31 Jul 2013 14:19:22 -0400 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1V4azZ-0002t4-9z for help-gnu-emacs@gnu.org; Wed, 31 Jul 2013 20:19:21 +0200 Original-Received: from 69-165-155-237.dsl.teksavvy.com ([69.165.155.237]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 31 Jul 2013 20:19:21 +0200 Original-Received: from monnier by 69-165-155-237.dsl.teksavvy.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 31 Jul 2013 20:19:21 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 20 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 69-165-155-237.dsl.teksavvy.com User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) Cancel-Lock: sha1:i7K/MAG2dITWjW09iOJgNKHZZ7U= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 80.91.229.3 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:92606 Archived-At: > When problem occured I looked at default-directory and if I'm not > mistaken it was not set to y:/ Maybe you looked in a different buffer: each buffer has its own notion of default-directory. SM> If your process doesn't use the current directory, then the SM> Elisp code that runs it should explicitly rebind SM> `default-directory' to some "safe" choice SM> (e.g. (expand-file-name "~/")) around the call to start-process. > Is that not what is supposed to do start-process? It could, but that would be risky, if you do (start-process "rm -rf foo") and Emacs decides "oh I can't find the current directory, let's run this from $HOME instead". So you have to do it by hand, explicitly. Stefan