From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#67683: 30.0.50; [PATCH] Fix 'M-.' on Emacs C sources Date: Fri, 19 Jan 2024 13:48:41 +0200 Message-ID: <83cytxwnl2.fsf@gnu.org> References: <87fs0egwxn.fsf@ledu-giraud.fr> <838r662tww.fsf@gnu.org> <87il5a58za.fsf@ledu-giraud.fr> <831qby2an6.fsf@gnu.org> <8734uuwr56.fsf@ledu-giraud.fr> <831qaey57r.fsf@gnu.org> <87il3qv6em.fsf@ledu-giraud.fr> <83y1cmwkju.fsf@gnu.org> <87edeev4ni.fsf@ledu-giraud.fr> <83wms6wgt2.fsf@gnu.org> <87edeewdnr.fsf@ledu-giraud.fr> <83o7dhx1fw.fsf@gnu.org> <87le8lfzqr.fsf@ledu-giraud.fr> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5059"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 67683@debbugs.gnu.org To: Manuel Giraud Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jan 19 12:49:08 2024 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rQnMx-00017k-Pc for geb-bug-gnu-emacs@m.gmane-mx.org; 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In-Reply-To: <87le8lfzqr.fsf@ledu-giraud.fr> (message from Manuel Giraud on Fri, 19 Jan 2024 10:18:04 +0100) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:278502 Archived-At: > From: Manuel Giraud > Cc: 67683@debbugs.gnu.org > Date: Fri, 19 Jan 2024 10:18:04 +0100 > > Eli Zaretskii writes: > > >> From: Manuel Giraud > >> Cc: 67683@debbugs.gnu.org > >> Date: Thu, 18 Jan 2024 22:10:48 +0100 > >> > >> Eli Zaretskii writes: > >> > >> [...] > >> > >> >> I'm not using Edebug but since I currently get "(void-function nil)" > >> >> error I did a 'toggle-debug-on-error' and this error triggers when > >> >> calling 'tags-included-tables' from 'tags-table-extend-computed-list' > >> >> > >> >> What is really weird is that if I set myself into the TAGS buffer and > >> >> evaluate (tags-included-tables), it works and returns a list of > >> >> filenames. > >> > > >> > And if you type "C-u M-." in the TAGS buffer, then you can type a > >> > symbol, and Xref shows its definition allright? IOW, does M-. work > >> > from the TAGS buffer? > >> > >> No "C-u M-." does not work from the TAGS buffer with the same error. > > > > So then the conclusion is that something in the way > > tags-included-tables is invoked from tags-table-extend-computed-list > > (or its callers in the M-. scenario) breaks tags-included-tables, even > > though invoking tags-included-tables directly works as intended, > > right? If so, I suggest to look up the call-stack chain and try to > > find what is it that breaks tags-included-tables. > > Thanks. I have found the problem even though I don't what causes it. > It came from the "lisp/TAGS" buffer: in this one, evaluating > (tags-included-tables) returns an error. Maybe that's a bug that we should fix. Can you try figuring out why the function fails in that buffer?