From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Josep Portella Florit Newsgroups: gmane.lisp.guile.bugs Subject: bug#20938: make-dynamic-state, with-dynamic-state & exceptions Date: Fri, 3 Mar 2017 23:15:42 +0100 Message-ID: References: <55929EA6.6090404@primfilat.com> <87tw7emmbq.fsf@pobox.com> <1b66634b-9e69-da86-116a-088eafb383e7@primfilat.com> <87wpc8dhwe.fsf@pobox.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1488579379 29685 195.159.176.226 (3 Mar 2017 22:16:19 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 3 Mar 2017 22:16:19 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 Cc: 20938@debbugs.gnu.org To: Andy Wingo Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Fri Mar 03 23:16:14 2017 Return-path: Envelope-to: guile-bugs@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 1cjvUg-0006sD-ND for guile-bugs@m.gmane.org; Fri, 03 Mar 2017 23:16:10 +0100 Original-Received: from localhost ([::1]:60483 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cjvUm-0007Q5-QA for guile-bugs@m.gmane.org; Fri, 03 Mar 2017 17:16:16 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:33346) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cjvUd-0007OE-Qd for bug-guile@gnu.org; Fri, 03 Mar 2017 17:16:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cjvUY-0006H6-Rb for bug-guile@gnu.org; Fri, 03 Mar 2017 17:16:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:40676) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cjvUY-0006Gd-NZ for bug-guile@gnu.org; Fri, 03 Mar 2017 17:16:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1cjvUY-0004PO-Cs for bug-guile@gnu.org; Fri, 03 Mar 2017 17:16:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Josep Portella Florit Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Fri, 03 Mar 2017 22:16:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 20938 X-GNU-PR-Package: guile X-GNU-PR-Keywords: Original-Received: via spool by 20938-submit@debbugs.gnu.org id=B20938.148857934816922 (code B ref 20938); Fri, 03 Mar 2017 22:16:02 +0000 Original-Received: (at 20938) by debbugs.gnu.org; 3 Mar 2017 22:15:48 +0000 Original-Received: from localhost ([127.0.0.1]:38875 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cjvUK-0004Os-D7 for submit@debbugs.gnu.org; Fri, 03 Mar 2017 17:15:48 -0500 Original-Received: from primfilat.com ([71.19.148.100]:45943) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cjvUJ-0004Oj-9N for 20938@debbugs.gnu.org; Fri, 03 Mar 2017 17:15:47 -0500 Original-Received: from [192.168.0.4] (unknown [46.18.40.188]) by primfilat.com (Postfix) with ESMTPSA id 8BE8857D5D; Fri, 3 Mar 2017 23:15:45 +0100 (CET) In-Reply-To: <87wpc8dhwe.fsf@pobox.com> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Original-Sender: "bug-guile" Xref: news.gmane.org gmane.lisp.guile.bugs:8650 Archived-At: On 03/01/2017 06:30 PM, Andy Wingo wrote: > On Wed 01 Mar 2017 16:11, Josep Portella Florit writes: >> (Today I've tested it with 2.1.7.22-fcebf and it still crashed.) > > Ack, I didn't actually test it! I thought a related fix in 2.1.7 would > have caught it. I will have a look. OK, can you reopen the bug? >> BTW, did you change your mind on deprecating dynamic states? >> > > Yes, with a caveat. Having captured dynamic states also be mutable > places was untenable, as you could have multiple threads mutating the > same place at one time. However dynamic states work well as a way to > transport a parameterization from one part of the code to another. I > rely on them in Fibers for this purpose. What do you think? :) Your use of `current-dynamic-state` in Fibers confused me, until I realized it works like `make-dynamic-state` in Guile 2.1. Good, now dynamic states are more analogous to Racket's parameterizations :-)