From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Eli Zaretskii" Newsgroups: gmane.emacs.devel Subject: Re: Overlay arrow in *compilation* and *grep* buffers Date: Sun, 08 May 2005 07:21:08 +0300 Message-ID: <01c55385$Blat.v2.4$8140f1c0@zahav.net.il> References: <01c548ba$Blat.v2.4$e4827900@zahav.net.il> <01c54909$Blat.v2.4$070f3e60@zahav.net.il> <01c55320$Blat.v2.4$c3c8c1e0@zahav.net.il> <17021.24653.326104.756208@farnswood.snap.net.nz> Reply-To: Eli Zaretskii NNTP-Posting-Host: main.gmane.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7BIT X-Trace: sea.gmane.org 1115526543 13166 80.91.229.2 (8 May 2005 04:29:03 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sun, 8 May 2005 04:29:03 +0000 (UTC) Cc: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun May 08 06:28:59 2005 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1DUdPJ-0005Rk-Pn for ged-emacs-devel@m.gmane.org; Sun, 08 May 2005 06:28:46 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1DUdXN-0000bP-76 for ged-emacs-devel@m.gmane.org; Sun, 08 May 2005 00:37:05 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1DUdXE-0000Zp-8d for emacs-devel@gnu.org; Sun, 08 May 2005 00:36:56 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1DUdXD-0000ZA-JD for emacs-devel@gnu.org; Sun, 08 May 2005 00:36:55 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1DUdUh-00089l-2W for emacs-devel@gnu.org; Sun, 08 May 2005 00:34:19 -0400 Original-Received: from [192.114.186.24] (helo=legolas.inter.net.il) by monty-python.gnu.org with esmtp (Exim 4.34) id 1DUdQC-0007x5-CB for emacs-devel@gnu.org; Sun, 08 May 2005 00:29:40 -0400 Original-Received: from zaretski (IGLD-80-230-69-180.inter.net.il [80.230.69.180]) by legolas.inter.net.il (MOS 3.5.6-GR) with ESMTP id EHX24296 (AUTH halo1); Sun, 8 May 2005 07:23:42 +0300 (IDT) Original-To: Nick Roberts X-Mailer: emacs 22.0.50 (via feedmail 8 I) and Blat ver 2.4 In-reply-to: <17021.24653.326104.756208@farnswood.snap.net.nz> (message from Nick Roberts on Sun, 8 May 2005 12:41:49 +1200) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:36848 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:36848 > From: Nick Roberts > Date: Sun, 8 May 2005 12:41:49 +1200 > Cc: Eli Zaretskii , rms@gnu.org, emacs-devel@gnu.org > > The thread moved on from there. You (= Eli) have done: > > (set (make-local-variable 'overlay-arrow-string) > (if (display-graphic-p) "=>" "")) > > I said that the condition (if (display-graphic-p)... was unnecessary and > unrequired. On a graphical display, when there is a left hand fringe > overlay-arrow-string isn't used and when there isn't one, you presumably want > overlay-arrow-string to be "=>". Let me be sure I understand you: the above says that sometimes (e.g., when there's no left fringe), we _do_ want overlay-arrow-string to be "=>" on a graphical display, right? If so, why do you still say that testing for display-graphic-p is unnecessary? > Richard installed a different change to simple.el. > > (put 'next-error-overlay-arrow-position 'overlay-arrow-string "") > > but this is a *different* arrow that displays in the *source* buffer. > > I think this change is wrong. Which change is wrong--Richard's or mine?