From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.bugs Subject: bug#13054: Assume POSIX 1003.1-1988 or later for execve. Date: Sun, 02 Dec 2012 10:17:11 -0800 Organization: UCLA Computer Science Department Message-ID: <50BB9B27.6070105@cs.ucla.edu> References: <50BADB13.1040301@cs.ucla.edu> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1354472270 31609 80.91.229.3 (2 Dec 2012 18:17:50 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 2 Dec 2012 18:17:50 +0000 (UTC) Cc: 13054@debbugs.gnu.org To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Dec 02 19:18:02 2012 Return-path: Envelope-to: geb-bug-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 1TfE77-0007NL-Fg for geb-bug-gnu-emacs@m.gmane.org; Sun, 02 Dec 2012 19:18:01 +0100 Original-Received: from localhost ([::1]:44286 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TfE6v-0000UC-Li for geb-bug-gnu-emacs@m.gmane.org; Sun, 02 Dec 2012 13:17:49 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:54845) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TfE6t-0000TY-8e for bug-gnu-emacs@gnu.org; Sun, 02 Dec 2012 13:17:48 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TfE6r-0007aW-3u for bug-gnu-emacs@gnu.org; Sun, 02 Dec 2012 13:17:47 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:40110) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TfE6r-0007aO-0W for bug-gnu-emacs@gnu.org; Sun, 02 Dec 2012 13:17:45 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TfE94-0005rP-FB for bug-gnu-emacs@gnu.org; Sun, 02 Dec 2012 13:20:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Paul Eggert Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 02 Dec 2012 18:20:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13054 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13054-submit@debbugs.gnu.org id=B13054.135447236622469 (code B ref 13054); Sun, 02 Dec 2012 18:20:02 +0000 Original-Received: (at 13054) by debbugs.gnu.org; 2 Dec 2012 18:19:26 +0000 Original-Received: from localhost ([127.0.0.1]:50360 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TfE8U-0005qL-5l for submit@debbugs.gnu.org; Sun, 02 Dec 2012 13:19:26 -0500 Original-Received: from smtp.cs.ucla.edu ([131.179.128.62]:40562) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TfE8R-0005qC-0W for 13054@debbugs.gnu.org; Sun, 02 Dec 2012 13:19:25 -0500 Original-Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.cs.ucla.edu (Postfix) with ESMTP id 655E839E810A; Sun, 2 Dec 2012 10:17:04 -0800 (PST) X-Virus-Scanned: amavisd-new at smtp.cs.ucla.edu Original-Received: from smtp.cs.ucla.edu ([127.0.0.1]) by localhost (smtp.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id R7KhWWNBw3H3; Sun, 2 Dec 2012 10:17:04 -0800 (PST) Original-Received: from [192.168.1.3] (pool-71-189-154-249.lsanca.fios.verizon.net [71.189.154.249]) by smtp.cs.ucla.edu (Postfix) with ESMTPSA id 0722A39E8109; Sun, 2 Dec 2012 10:17:04 -0800 (PST) User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/17.0 Thunderbird/17.0 In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:67789 Archived-At: On 12/02/2012 12:27 AM, Andreas Schwab wrote: > How does this have anything to do with POSIX? The patched version uses execve, the unpatched version doesn't. Long ago, it made sense to avoid execve, because some pre-POSIX platforms lacked execve. (The FreeBSD man pages say that execve was introduced in 4.2BSD, so I assume 4.1BSD lacked it.) execve was standardized in POSIX 1003.1-1988, though. It's safe to assume execve now on all POSIXish platforms, and doing so simplifies Emacs a bit.