From owner-freebsd-hackers Fri Dec 13 8:40:24 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B325B37B404 for ; Fri, 13 Dec 2002 08:40:23 -0800 (PST) Received: from puffin.mail.pas.earthlink.net (puffin.mail.pas.earthlink.net [207.217.120.139]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0DE6343EE6 for ; Fri, 13 Dec 2002 08:40:22 -0800 (PST) (envelope-from tlambert2@mindspring.com) Received: from rev208-187-98-122.wolsi.com ([208.187.98.122] helo=mindspring.com) by puffin.mail.pas.earthlink.net with asmtp (SSLv3:RC4-MD5:128) (Exim 3.33 #1) id 18MsrJ-0002cQ-00; Fri, 13 Dec 2002 08:40:18 -0800 Message-ID: <3DFA0D11.6C688123@mindspring.com> Date: Fri, 13 Dec 2002 08:38:41 -0800 From: Terry Lambert X-Mailer: Mozilla 4.79 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: dslb@tiscali.dk Cc: hackers@freebsd.org Subject: Re: The stack and heap References: <3D9FE83900007F16@cpfe4.be.tisc.dk> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-ELNK-Trace: b1a02af9316fbb217a47c185c03b154d40683398e744b8a4bf0b14624147cc107f2670951c03738ca2d4e88014a4647c350badd9bab72f9c350badd9bab72f9c Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG dslb@tiscali.dk wrote: > I just have a few question about execution of code on the stack or heap. > It is possible in FreeBSD right? But why does the stack and heap need to > be executable? So Franz LISP can run, and so JITs can run, and so dlopen works. OpenBSD recently changed this, after a lot of work. They only addressed the stack, not the heap. I don't know what they did about Swing or Franz LISP; maybe they just don't work on OpenBSD now. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message