From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#20629: 25.0.50; Regression: TAGS broken, can't find anything in C++ files. Date: Thu, 28 May 2015 18:04:08 +0300 Message-ID: <83617cyc9j.fsf@gnu.org> References: <555EC552.5010600@swipnet.se> <55606A8F.1020109@swipnet.se> <55606CC7.3010401@yandex.ru> <55606F70.10605@swipnet.se> <83twv31jzg.fsf@gnu.org> <83pp5r1hdx.fsf@gnu.org> <83mw0v1e5n.fsf@gnu.org> <83lhgczo16.fsf@gnu.org> <55639175.9090005@yandex.ru> <83fv6kysjf.fsf@gnu.org> <556447EF.3050103@yandex.ru> <83bnh7z8c5.fsf@gnu.org> <5564C2C7.5050909@yandex.ru> <837frvywfn.fsf@gnu.org> <55650812.60909@yandex.ru> <831ti2yu1a.fsf@gnu.org> <5565E28A.5040507@yandex.ru> <83wpzuxbtd.fsf@gnu.org> <55670005.2090709@yandex.ru> <55671186.9090503@yandex.ru> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT X-Trace: ger.gmane.org 1432825528 2707 80.91.229.3 (28 May 2015 15:05:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 28 May 2015 15:05:28 +0000 (UTC) Cc: 20629@debbugs.gnu.org, dgutov@yandex.ru To: Francesco =?UTF-8?Q?Potort=C3=AC?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu May 28 17:05:19 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1YxzN0-0003xW-GL for geb-bug-gnu-emacs@m.gmane.org; Thu, 28 May 2015 17:05:18 +0200 Original-Received: from localhost ([::1]:59466 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YxzMz-0006Yj-JC for geb-bug-gnu-emacs@m.gmane.org; Thu, 28 May 2015 11:05:17 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51278) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YxzMp-0006Hq-PQ for bug-gnu-emacs@gnu.org; Thu, 28 May 2015 11:05:13 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YxzMl-0008KP-HD for bug-gnu-emacs@gnu.org; Thu, 28 May 2015 11:05:07 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:49708) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YxzMl-0008Jb-E7 for bug-gnu-emacs@gnu.org; Thu, 28 May 2015 11:05:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1YxzMk-0007SE-OB for bug-gnu-emacs@gnu.org; Thu, 28 May 2015 11:05:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 28 May 2015 15:05:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 20629 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 20629-submit@debbugs.gnu.org id=B20629.143282546428610 (code B ref 20629); Thu, 28 May 2015 15:05:02 +0000 Original-Received: (at 20629) by debbugs.gnu.org; 28 May 2015 15:04:24 +0000 Original-Received: from localhost ([127.0.0.1]:59683 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YxzM8-0007RN-8X for submit@debbugs.gnu.org; Thu, 28 May 2015 11:04:24 -0400 Original-Received: from mtaout21.012.net.il ([80.179.55.169]:40446) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YxzM5-0007R6-TP for 20629@debbugs.gnu.org; Thu, 28 May 2015 11:04:22 -0400 Original-Received: from conversion-daemon.a-mtaout21.012.net.il by a-mtaout21.012.net.il (HyperSendmail v2007.08) id <0NP200100EV62200@a-mtaout21.012.net.il> for 20629@debbugs.gnu.org; Thu, 28 May 2015 18:04:15 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout21.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NP2001BMF720560@a-mtaout21.012.net.il>; Thu, 28 May 2015 18:04:14 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:103267 Archived-At: > Date: Thu, 28 May 2015 15:12:38 +0200 > From: Francesco Potortì > Cc: Eli Zaretskii , 20629@debbugs.gnu.org > > Francesco Potortì wrote: > >> second, if appropriate, match against a tag ::NAME > >> third, regex match against a tag .*::NAME$ > > > >Why can we use colons? That implies some sort of knowledge about C++, > >whereas until now etags.el has remained language-agnostic. > > Mh. I had taken it for given that each major-mode in fact added > something to the list of functions called when looking for a tag. > Doesn't it work that way? No. In addition, doing so would not work if I tried to look up a symbol in language A from a buffer whose major mode is tailored to language B. > If not, couldn't it be done for languages where the > language-agnostic behaviour of etags.el is not satisfactory? etags.el relies on etags.c to know languages well enough to do that part of the job. I think we should keep this separation of responsibilities.