From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Greg Troxel Newsgroups: gmane.lisp.guile.devel,gmane.linux.debian.ports.hppa Subject: Re: Guile FTBFS on hppa - problem in detecting stack direction? Date: Sat, 09 Aug 2008 09:31:22 -0400 Message-ID: References: <49dd78620808061338k3c29bd77o9d38d0706e0c5dca@mail.gmail.com> <119aab440808061840v39b97ca1k77464b5cf9cb7ea9@mail.gmail.com> <20080807094906.GB30637@pcpool00.mathematik.uni-freiburg.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1218288700 19123 80.91.229.12 (9 Aug 2008 13:31:40 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 9 Aug 2008 13:31:40 +0000 (UTC) Cc: guile-devel@gnu.org, debian-hppa@lists.debian.org To: Carlos O'Donell Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Sat Aug 09 15:32:31 2008 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1KRoYW-0002SE-Dd for guile-devel@m.gmane.org; Sat, 09 Aug 2008 15:32:28 +0200 Original-Received: from localhost ([127.0.0.1]:53783 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KRoXa-00043n-Eq for guile-devel@m.gmane.org; Sat, 09 Aug 2008 09:31:30 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KRoXY-00043i-B0 for guile-devel@gnu.org; Sat, 09 Aug 2008 09:31:28 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KRoXW-00043O-GO for guile-devel@gnu.org; Sat, 09 Aug 2008 09:31:27 -0400 Original-Received: from [199.232.76.173] (port=50355 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KRoXW-00043L-Ab for guile-devel@gnu.org; Sat, 09 Aug 2008 09:31:26 -0400 Original-Received: from fnord.ir.bbn.com ([192.1.100.210]:54922) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1KRoXT-0002uD-IL for guile-devel@gnu.org; Sat, 09 Aug 2008 09:31:24 -0400 Original-Received: by fnord.ir.bbn.com (Postfix, from userid 10853) id E77BF52A6; Sat, 9 Aug 2008 09:31:22 -0400 (EDT) X-Hashcash: 1:20:080809:debian-hppa@lists.debian.org::hVvGjPCHHeJUShrW:0000000000000000000000000000000000szR X-Hashcash: 1:20:080809:guile-devel@gnu.org::Mf+HmA1fkiswVD/D:0000000000000000000000000000000000000000003nAd X-Hashcash: 1:20:080809:carlos@systemhalted.org::hVvGjPCHHeJUShrW:000000000000000000000000000000000000006JLR In-Reply-To: <20080807094906.GB30637@pcpool00.mathematik.uni-freiburg.de> (Bernhard R. Link's message of "Thu, 7 Aug 2008 11:49:06 +0200") User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/22.1 (berkeley-unix) X-detected-kernel: by monty-python.gnu.org: Genre and OS details not recognized. X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:7414 gmane.linux.debian.ports.hppa:5437 Archived-At: "Bernhard R. Link" writes: > * Carlos O'Donell [080807 03:41]: > > Just because something is part of some ABI is no reason to not try to > autodetect it. It's an elementary philisophical idea behind autoconf > (and one of its biggest advantages in my POV) that you do not check for > the system but for its features[1]. > This allows it to support most new platforms for most programs out of > the box (and not fail if anything changes anywhere). > > There are some reasons to sometimes depart from that rule, when things > are too hard to check or too subtle to break. But just that this > information can be deduced from some triplet in alone is no reason at > all. Another consideration is being able to do cross builds, and for that one should avoid AC_TRY_RUN.