From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: Building Emacs on WSL Date: Tue, 20 Dec 2016 19:20:46 -0800 Organization: UCLA Computer Science Department Message-ID: References: <4829e397-ac70-ab22-9c01-848ae876db46@alice.it> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------12052AFD913D6FE7F53BBE77" X-Trace: blaine.gmane.org 1482290472 17864 195.159.176.226 (21 Dec 2016 03:21:12 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 21 Dec 2016 03:21:12 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 Cc: Angelo Graziosi , Emacs developers To: Fabrice Popineau Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Dec 21 04:21:07 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cJXSf-0003Gu-5x for ged-emacs-devel@m.gmane.org; Wed, 21 Dec 2016 04:21:01 +0100 Original-Received: from localhost ([::1]:54657 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cJXSj-0005e0-I9 for ged-emacs-devel@m.gmane.org; Tue, 20 Dec 2016 22:21:05 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46841) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cJXSX-0005ca-Eu for emacs-devel@gnu.org; Tue, 20 Dec 2016 22:20:54 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cJXSU-0005wv-9m for emacs-devel@gnu.org; Tue, 20 Dec 2016 22:20:53 -0500 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:59518) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cJXSU-0005we-0L for emacs-devel@gnu.org; Tue, 20 Dec 2016 22:20:50 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 07F1D160051; Tue, 20 Dec 2016 19:20:48 -0800 (PST) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id iWB9_4DPSfDf; Tue, 20 Dec 2016 19:20:47 -0800 (PST) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 3FDB316005A; Tue, 20 Dec 2016 19:20:47 -0800 (PST) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id ZyvkDwTlrBw9; Tue, 20 Dec 2016 19:20:47 -0800 (PST) Original-Received: from [192.168.1.9] (unknown [47.153.178.162]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 1D64A160051; Tue, 20 Dec 2016 19:20:47 -0800 (PST) In-Reply-To: X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:210681 Archived-At: This is a multi-part message in MIME format. --------------12052AFD913D6FE7F53BBE77 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Fabrice Popineau wrote: > WSL (IMHO) is still a work in progress. > Once Ubuntu 16.04 will be available, maybe we should consider it more > seriously. Is the goal for people to be able to build Emacs on Ubuntu 16.04, and run= it=20 under WSL? If so, that might be enough for now, and we wouldn't have to c= hange=20 Emacs. I see my test program didn't output enough info, and had a typo. Could yo= u=20 please try the attached one instead? On Ubuntu 16.04.1 x86-64, this new p= rogram=20 outputs: personality (0xffffffff) returns 0x0, errno=3D0 (Success) ADDR_NO_RANDOMIZE was clear personality (pers0 | ADDR_NO_RANDOMIZE) returns 0x0, errno=3D0 (Success) ADDR_NO_RANDOMIZE set successfully personality (0xffffffff) returns 0x40000, errno=3D0 (Success) and when run under GDB, it outputs: personality (0xffffffff) returns 0x40000, errno=3D0 (Success) ADDR_NO_RANDOMIZE was set --------------12052AFD913D6FE7F53BBE77 Content-Type: text/x-csrc; name="personality.c" Content-Transfer-Encoding: quoted-printable Content-Disposition: attachment; filename="personality.c" #include #include #include #include static int print_personality (unsigned long persona, char const *msg) { int pers, err; errno =3D 0; pers =3D personality (persona); err =3D errno; printf ("personality (%s) returns 0x%x, errno=3D%d (%s)\n", msg, pers, err, strerror (err)); errno =3D err; return pers; } int main (void) { int pers0, pers1, pers2; pers0 =3D print_personality (0xffffffff, "0xffffffff"); if (pers0 & ADDR_NO_RANDOMIZE) printf ("ADDR_NO_RANDOMIZE was set\n"); else { printf ("ADDR_NO_RANDOMIZE was clear\n"); pers1 =3D print_personality (pers0 | ADDR_NO_RANDOMIZE, "pers0 | ADDR_NO_RANDOMIZE"); if (pers1 < 0) printf ("ADDR_NO_RANDOMIZE could not be set\n"); else { if (pers1 !=3D pers0) printf ("pers1 !=3D pers0 ?\n"); printf ("ADDR_NO_RANDOMIZE set successfully\n"); pers2 =3D print_personality (0xffffffff, "0xffffffff"); if (pers2 !=3D (pers0 | ADDR_NO_RANDOMIZE)) printf ("pers2 !=3D (pers0 | ADDR_NO_RANDOMIZE) ?\n"); } } return 0; } --------------12052AFD913D6FE7F53BBE77--