From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: David Reitter Newsgroups: gmane.emacs.bugs Subject: bug#6154: error from: describe-face font-lock-* Date: Mon, 10 May 2010 19:04:56 -0400 Message-ID: <56843DC6-2E52-4BCD-8095-441ECD981063@gmail.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (Apple Message framework v1078) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: dough.gmane.org 1273534321 3990 80.91.229.12 (10 May 2010 23:32:01 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 10 May 2010 23:32:01 +0000 (UTC) Cc: nathaniel.cunningham@gmail.com, 6154@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue May 11 01:31:54 2010 connect(): No such file or directory Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OBcRl-0007iF-FH for geb-bug-gnu-emacs@m.gmane.org; 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c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=abeYqK21eozZUod6ccmJhbBp/PAMuz9daaTl9mGuiLt82I1ftue3EkrrNcoxBFu0kc kEcnemdEDMRL8OJAiJEtOoi0vAcnBdmvdIhr446pAdKUkpTXT6YzfJ3WjJzCz8SgOovS LdoRi9hisFsXcBxppKeXHnAw08M4YFIloaQYk= Original-Received: by 10.220.107.95 with SMTP id a31mr3888217vcp.86.1273532698706; Mon, 10 May 2010 16:04:58 -0700 (PDT) Original-Received: from elin.psy.cmu.edu (ELIN.PSY.CMU.EDU [128.2.248.190]) by mx.google.com with ESMTPS id v12sm49244507vch.9.2010.05.10.16.04.57 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 10 May 2010 16:04:57 -0700 (PDT) In-Reply-To: X-Mailer: Apple Mail (2.1078) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Mon, 10 May 2010 19:06:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:36854 Archived-At: On May 10, 2010, at 11:37 AM, Stefan Monnier wrote: >> `describe-face' assumes that `find-lisp-object-file-name' always >> returns a file name. I'm seeing the bug described below because = we're >> pre-loading font-lock and this function returns `C-source'. >=20 > All faces are defined in Lisp code, AFAIK, so the value `C-source' is > not a correct one. Without knowing how it happened, it's hard to tell > where the problem should be fixed. Perhaps "pre-loading font-lock" was not enough of a hint in my report. With a recent Emacs 23 branch checkout: add a lisp/site-load.el file with the contents (load "font-lock") then re-build. Then, Emacs -Q, and M-x describe-face RET font-lock-comment-face RET will produce the error. Trace, again, below. So: The `find-lisp-object-file-name' should probably return "font-lock.el" = instead of `C-source'. `describe-face' will break as it is should a face ever be defined in C. = See patch. Debugger entered--Lisp error: (wrong-type-argument stringp C-source) file-name-nondirectory(C-source) describe-face((font-lock-comment-face)) call-interactively(describe-face t nil) execute-extended-command(nil) call-interactively(execute-extended-command nil nil)