From owner-freebsd-hackers@FreeBSD.ORG Sun Jan 17 18:06:54 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C33CA1065697 for ; Sun, 17 Jan 2010 18:06:54 +0000 (UTC) (envelope-from nate@thatsmathematics.com) Received: from euclid.ucsd.edu (euclid.ucsd.edu [132.239.145.52]) by mx1.freebsd.org (Postfix) with ESMTP id 8D5798FC1F for ; Sun, 17 Jan 2010 18:06:54 +0000 (UTC) Received: from zeno.ucsd.edu (zeno.ucsd.edu [132.239.145.22]) by euclid.ucsd.edu (8.11.7p3+Sun/8.11.7) with ESMTP id o0HI6rY15472; Sun, 17 Jan 2010 10:06:53 -0800 (PST) Received: from localhost (neldredg@localhost) by zeno.ucsd.edu (8.11.7p3+Sun/8.11.7) with ESMTP id o0HI6rH00814; Sun, 17 Jan 2010 10:06:53 -0800 (PST) X-Authentication-Warning: zeno.ucsd.edu: neldredg owned process doing -bs Date: Sun, 17 Jan 2010 10:06:52 -0800 (PST) From: Nate Eldredge X-X-Sender: neldredg@zeno.ucsd.edu To: Kostik Belousov In-Reply-To: <20100117174251.GG62907@deviant.kiev.zoral.com.ua> Message-ID: References: <20100116190137.GA11414@harikalardiyari> <20100117174251.GG62907@deviant.kiev.zoral.com.ua> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: Ali Polatel , freebsd-hackers@freebsd.org Subject: Re: ptrace bug or feature? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Jan 2010 18:06:54 -0000 On Sun, 17 Jan 2010, Kostik Belousov wrote: > It may be a missed feature, not a bug. There is obvious hack value > in ability to modify syscall arguments from the debugger. > > Do you know whether other operating systems allow this ? Linux does, I've used it. -- Nate Eldredge nate@thatsmathematics.com