From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#13177: 24.3.50; doc of `read-char-by-name' Date: Sun, 16 Dec 2012 12:49:49 +0200 Organization: JURTA Message-ID: <87wqwijmpe.fsf@mail.jurta.org> References: <4AF22BD1F38E4AF2A650D1F537B47069@us.oracle.com> <8762431shy.fsf@mail.jurta.org> <9D74DAC118B44C3DAF75A8CFC6AE7FB3@us.oracle.com> <156AF208FCA440DDB10CA4CFBF2815AF@us.oracle.com> <8738z6r8pj.fsf@mail.jurta.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1355655598 11575 80.91.229.3 (16 Dec 2012 10:59:58 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 16 Dec 2012 10:59:58 +0000 (UTC) Cc: 13177@debbugs.gnu.org To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Dec 16 12:00:13 2012 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 1TkBx5-0004lf-8l for geb-bug-gnu-emacs@m.gmane.org; Sun, 16 Dec 2012 12:00:11 +0100 Original-Received: from localhost ([::1]:45829 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TkBws-0006Cs-4X for geb-bug-gnu-emacs@m.gmane.org; Sun, 16 Dec 2012 05:59:58 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:49316) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TkBwo-0006Ca-KT for bug-gnu-emacs@gnu.org; Sun, 16 Dec 2012 05:59:56 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TkBwn-0002wU-KL for bug-gnu-emacs@gnu.org; Sun, 16 Dec 2012 05:59:54 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:34462) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TkBwn-0002wQ-HX for bug-gnu-emacs@gnu.org; Sun, 16 Dec 2012 05:59:53 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TkBxt-0001TP-Nq for bug-gnu-emacs@gnu.org; Sun, 16 Dec 2012 06:01:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 16 Dec 2012 11:01:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13177 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13177-submit@debbugs.gnu.org id=B13177.13556556495645 (code B ref 13177); Sun, 16 Dec 2012 11:01:01 +0000 Original-Received: (at 13177) by debbugs.gnu.org; 16 Dec 2012 11:00:49 +0000 Original-Received: from localhost ([127.0.0.1]:44713 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TkBxg-0001T0-IE for submit@debbugs.gnu.org; Sun, 16 Dec 2012 06:00:49 -0500 Original-Received: from ps18281.dreamhost.com ([69.163.218.105]:45762 helo=ps18281.dreamhostps.com) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TkBxe-0001Ss-7j for 13177@debbugs.gnu.org; Sun, 16 Dec 2012 06:00:47 -0500 Original-Received: from localhost (ps18281.dreamhostps.com [69.163.218.105]) by ps18281.dreamhostps.com (Postfix) with ESMTP id 94677451E1F8; Sun, 16 Dec 2012 02:59:35 -0800 (PST) In-Reply-To: (Andreas Schwab's message of "Sun, 16 Dec 2012 11:18:11 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (x86_64-pc-linux-gnu) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.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:68599 Archived-At: >> (insert-char (read-char)) >> >> and type `C-SPC'. It inserts the character ^@ with the value 0. > > That's the correct value for C-SPC. Yes, I was confused by the docstring of `read-char' that says: If the character has modifiers, they are resolved and reflected to the character code if possible (e.g. C-SPC -> 0). But nevertheless `read-char' can return non-characters numbers unacceptable for `insert-char'. Currently `read-char-by-name' does the same. e.g.: M-: (insert-char (read-char)) RET C-M-SPC reports: (wrong-type-argument characterp 134217728) and M-: (insert-char (read-char-by-name "Insert character (Unicode name or hex): ")) RET #x8000000 RET reports the same: (wrong-type-argument characterp 134217728) So we are trying to fix a non-problem.