From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Xah Lee Newsgroups: gmane.emacs.help Subject: know when a asynchronous process is done Date: Sat, 9 Feb 2008 12:03:21 -0800 (PST) Organization: http://groups.google.com Message-ID: <039bf653-5b7a-47ff-a9c9-ad72e6140441@d4g2000prg.googlegroups.com> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1202615751 18116 80.91.229.12 (10 Feb 2008 03:55:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 10 Feb 2008 03:55:51 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Feb 10 04:56:13 2008 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 1JO3Ia-0007Xg-3k for geh-help-gnu-emacs@m.gmane.org; Sun, 10 Feb 2008 04:56:12 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JO3I7-0003nl-3E for geh-help-gnu-emacs@m.gmane.org; Sat, 09 Feb 2008 22:55:43 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!postnews.google.com!d4g2000prg.googlegroups.com!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 19 Original-NNTP-Posting-Host: 69.236.102.115 Original-X-Trace: posting.google.com 1202587401 30836 127.0.0.1 (9 Feb 2008 20:03:21 GMT) Original-X-Complaints-To: groups-abuse@google.com Original-NNTP-Posting-Date: Sat, 9 Feb 2008 20:03:21 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: d4g2000prg.googlegroups.com; posting-host=69.236.102.115; posting-account=qPxGtQkAAADb6PWdLGiWVucht1ZDR6fn User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en) AppleWebKit/523.12.2 (KHTML, like Gecko) Version/3.0.4 Safari/523.12.2, gzip(gfe), gzip(gfe) Original-Xref: shelby.stanford.edu gnu.emacs.help:156008 X-Mailman-Approved-At: Sat, 09 Feb 2008 22:55:26 -0500 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:51389 Archived-At: How can i know a asynchronous process (started by my elisp) is done? ---- detail: i want to write a elisp program so that it runs a shell command to render a pov-ray file. I want the process to run in the background, but when it is done, open the generated image. My problem is that i don't know how to code that knows when a asynchronous process is done. Thanks in advance. Xah xah@xahlee.org =E2=88=91 http://xahlee.org/ =E2=98=84