From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Angelo Graziosi Newsgroups: gmane.emacs.devel Subject: Re: Building Emacs on WSL Date: Wed, 21 Dec 2016 09:54:57 +0100 Message-ID: <832e22e4-a460-5e48-9ae0-3e4be2c86500@alice.it> References: <4829e397-ac70-ab22-9c01-848ae876db46@alice.it> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1482310573 15678 195.159.176.226 (21 Dec 2016 08:56:13 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 21 Dec 2016 08:56:13 +0000 (UTC) User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 Cc: Emacs developers To: Paul Eggert , Fabrice Popineau Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Dec 21 09:56:09 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 1cJcgs-0002cQ-7O for ged-emacs-devel@m.gmane.org; Wed, 21 Dec 2016 09:56:02 +0100 Original-Received: from localhost ([::1]:55858 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cJcgw-0006Xh-NJ for ged-emacs-devel@m.gmane.org; Wed, 21 Dec 2016 03:56:06 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:46341) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cJcgM-0006Xb-AR for emacs-devel@gnu.org; Wed, 21 Dec 2016 03:55:31 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cJcgJ-0005EP-8M for emacs-devel@gnu.org; Wed, 21 Dec 2016 03:55:30 -0500 Original-Received: from smtp204.alice.it ([82.57.200.100]:9452) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cJcgI-0005DN-SR for emacs-devel@gnu.org; Wed, 21 Dec 2016 03:55:27 -0500 Original-Received: from [192.168.1.101] (95.235.230.214) by smtp204.alice.it (8.6.060.43) (authenticated as angelo.graziosi@alice.it) id 5859132D00614EA9; Wed, 21 Dec 2016 09:55:27 +0100 In-Reply-To: X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 82.57.200.100 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:210685 Archived-At: Hmmm... Il 21/12/2016 04:20, Paul Eggert ha scritto: > > I see my test program didn't output enough info, and had a typo. Could > you please try the attached one instead? On Ubuntu 16.04.1 x86-64, this > new program outputs: > > personality (0xffffffff) returns 0x0, errno=0 (Success) > ADDR_NO_RANDOMIZE was clear > personality (pers0 | ADDR_NO_RANDOMIZE) returns 0x0, errno=0 (Success) > ADDR_NO_RANDOMIZE set successfully > personality (0xffffffff) returns 0x40000, errno=0 (Success) $ gcc -std=gnu11 -g3 -O2 personality.c -o personality $ ./personality personality (0xffffffff) returns 0x0, errno=0 (Success) ADDR_NO_RANDOMIZE was clear personality (pers0 | ADDR_NO_RANDOMIZE) returns 0x0, errno=0 (Success) ADDR_NO_RANDOMIZE set successfully personality (0xffffffff) returns 0x0, errno=0 (Success) pers2 != (pers0 | ADDR_NO_RANDOMIZE) ? > > and when run under GDB, it outputs: > > personality (0xffffffff) returns 0x40000, errno=0 (Success) > ADDR_NO_RANDOMIZE was set $ gdb ./personality GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1 [...] (gdb) run Starting program: /home/angelog/work/ports-packages/emacs/personality warning: Error disabling address space randomization: Successo warning: linux_ptrace_test_ret_to_nx: PTRACE_KILL waitpid returned -1: Chiamata di sistema interrotta personality (0xffffffff) returns 0x0, errno=0 (Success) ADDR_NO_RANDOMIZE was clear personality (pers0 | ADDR_NO_RANDOMIZE) returns 0x0, errno=0 (Success) ADDR_NO_RANDOMIZE set successfully personality (0xffffffff) returns 0x0, errno=0 (Success) pers2 != (pers0 | ADDR_NO_RANDOMIZE) ? [Inferior 1 (process 72) exited normally] (gdb) q which looks a bit different... Ciao, Angelo.