Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:63302 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 75104 invoked from network); 9 Oct 2012 12:13:18 -0000 Received: from unknown (HELO lists.php.net) (127.0.0.1) by localhost with SMTP; 9 Oct 2012 12:13:18 -0000 Authentication-Results: pb1.pair.com smtp.mail=derick@php.net; spf=unknown; sender-id=unknown Authentication-Results: pb1.pair.com header.from=derick@php.net; sender-id=unknown Received-SPF: unknown (pb1.pair.com: domain php.net does not designate 82.113.146.227 as permitted sender) X-PHP-List-Original-Sender: derick@php.net X-Host-Fingerprint: 82.113.146.227 xdebug.org Linux 2.6 Received: from [82.113.146.227] ([82.113.146.227:38012] helo=xdebug.org) by pb1.pair.com (ecelerity 2.1.1.9-wez r(12769M)) with ESMTP id 85/48-23861-CD414705 for ; Tue, 09 Oct 2012 08:13:17 -0400 Received: from localhost (localhost [IPv6:::1]) by xdebug.org (Postfix) with ESMTPS id C120ADE14A; Tue, 9 Oct 2012 13:13:13 +0100 (BST) Date: Tue, 9 Oct 2012 13:13:13 +0100 (BST) X-X-Sender: derick@whisky.home.derickrethans.nl To: Nikita Popov cc: Stas Malyshev , PHP Internals , "nikic@php.net" In-Reply-To: Message-ID: References: <50691A4F.70702@sugarcrm.com> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Subject: Re: [PHP-DEV] generators & php tools From: derick@php.net (Derick Rethans) On Tue, 9 Oct 2012, Nikita Popov wrote: > On Thu, Oct 4, 2012 at 9:45 AM, Derick Rethans wrote: > > On Sun, 30 Sep 2012, Stas Malyshev wrote: > > > >> I was looking into generators topic and I couldn't find answer to > >> this question: how generators are supposed to interact with PHP > >> tools, such as debuggers, profilers, etc.? Specifically, how calls > >> to generator are handled? Usually, the tool overrides zend_execute > >> and zend_execute_internal and every function call goes through > >> there. But generator does not use these - it uses execute_ex > >> instead. So can generator be debugged/profiled? What happens if I > >> say "step out" inside generator - would that work? > > > > It won't work with Xdebug right now, as it indeed overrides just > > zend_execute and zend_execute_internal --- we should definitely look > > at fixing generators that they go through those as well. It's > > related to the zend_execute_internal hook missing from the other > > email that I just replied to (and your PR 178). > > Generators won't be able to go through zend_execute, because they need > to work on an existing execution context and not create a new one on > every resume. So instead we will probably need an additional hook for > execute_ex (in which case the existing execute hook isn't really > necessary anymore). > > Would that be okay? Let's find out! I'd be happy to play around with this new hook and see whether it works. cheers, Derick -- http://derickrethans.nl | http://xdebug.org Like Xdebug? Consider a donation: http://xdebug.org/donate.php twitter: @derickr and @xdebug Posted with an email client that doesn't mangle email: alpine