From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Drew Adams" Newsgroups: gmane.emacs.bugs Subject: bug#8429: 24.0.50; regression: `flush-lines' does not flush all it should Date: Tue, 5 Apr 2011 13:14:57 -0700 Message-ID: References: <31A5E2DEB9B24F82A8AD85713507FE10@us.oracle.com> <83oc4kv5ko.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Trace: dough.gmane.org 1302035869 19631 80.91.229.12 (5 Apr 2011 20:37:49 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 5 Apr 2011 20:37:49 +0000 (UTC) Cc: 8429@debbugs.gnu.org To: "'Eli Zaretskii'" Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Apr 05 22:37:42 2011 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 1Q7D0P-0005su-II for geb-bug-gnu-emacs@m.gmane.org; Tue, 05 Apr 2011 22:37:42 +0200 Original-Received: from localhost ([127.0.0.1]:32837 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Q7D0J-00082h-TC for geb-bug-gnu-emacs@m.gmane.org; Tue, 05 Apr 2011 16:37:35 -0400 Original-Received: from [140.186.70.92] (port=37242 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Q7D0C-0007zU-8K for bug-gnu-emacs@gnu.org; Tue, 05 Apr 2011 16:37:32 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Q7D00-0005Zm-8n for bug-gnu-emacs@gnu.org; Tue, 05 Apr 2011 16:37:17 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:42656) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Q7D00-0005Zi-28 for bug-gnu-emacs@gnu.org; Tue, 05 Apr 2011 16:37:16 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.69) (envelope-from ) id 1Q7CfS-0001Vs-RD; Tue, 05 Apr 2011 16:16:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: "Drew Adams" Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-To: owner@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 05 Apr 2011 20:16:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 8429 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 8429-submit@debbugs.gnu.org id=B8429.13020345105755 (code B ref 8429); Tue, 05 Apr 2011 20:16:02 +0000 Original-Received: (at 8429) by debbugs.gnu.org; 5 Apr 2011 20:15:10 +0000 Original-Received: from localhost ([127.0.0.1] helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Q7Ceb-0001Um-W8 for submit@debbugs.gnu.org; Tue, 05 Apr 2011 16:15:10 -0400 Original-Received: from rcsinet10.oracle.com ([148.87.113.121]) by debbugs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Q7Cea-0001UM-1U for 8429@debbugs.gnu.org; Tue, 05 Apr 2011 16:15:08 -0400 Original-Received: from rcsinet15.oracle.com (rcsinet15.oracle.com [148.87.113.117]) by rcsinet10.oracle.com (Switch-3.4.2/Switch-3.4.2) with ESMTP id p35KExkK015846 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 5 Apr 2011 20:15:00 GMT Original-Received: from acsmt356.oracle.com (acsmt356.oracle.com [141.146.40.156]) by rcsinet15.oracle.com (Switch-3.4.2/Switch-3.4.1) with ESMTP id p35KEwvg029010 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 5 Apr 2011 20:14:59 GMT Original-Received: from abhmt016.oracle.com (abhmt016.oracle.com [141.146.116.25]) by acsmt356.oracle.com (8.12.11.20060308/8.12.11) with ESMTP id p35KEwBa011784; Tue, 5 Apr 2011 15:14:58 -0500 Original-Received: from dradamslap1 (/10.159.34.208) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 05 Apr 2011 13:14:58 -0700 X-Mailer: Microsoft Office Outlook 11 In-Reply-To: <83oc4kv5ko.fsf@gnu.org> thread-index: AcvzywNUqjsdpWlNR96GSdWGercRvQAAgJzw X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 X-Source-IP: acsmt356.oracle.com [141.146.40.156] X-Auth-Type: Internal IP X-CT-RefId: str=0001.0A090204.4D9B7843.015A:SCFSTAT5015188,ss=1,fgs=0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Tue, 05 Apr 2011 16:16:02 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , 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:45649 Archived-At: > Does it work if you copy the entire contents of the Grep buffer to > another buffer? No, same problem. But you can try for yourself, given the simple = recipe. After copying to another buffer and trying flush-lines once, I see this = (tail abbreviated): grep -nH -e "##" *.el */*.el apropos.el:514:;;;=1B[01;31m##=1B[00m=1B[K#autoload apropos.el:524:;;;=1B[01;31m##=1B[00m=1B[K#autoload apropos.el:563:;;;=1B[01;31m##=1B[00m=1B[K#autoload apropos.el:669:;;;=1B[01;31m##=1B[00m=1B[K#autoload apropos.el:715:;;;=1B[01;31m##=1B[00m=1B[K#autoload arc-mode.el:634:;;;=1B[01;31m##=1B[00m=1B[K#autoload array.el:802:;;;=1B[01;31m##=1B[00m=1B[K#autoload autoarg.el:91:;;;=1B[01;31m##=1B[00m=1B[K#autoload autoarg.el:113:;;;=1B[01;31m##=1B[00m=1B[K#autoload autoinsert.el:318:;;;=1B[01;31m##=1B[00m=1B[K#autoload autoinsert.el:379:;;;=1B[01;31m##=1B[00m=1B[K#autoload autoinsert.el:398:;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:117:;;; What's this?: ;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:285:;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:306:;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:315:;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:368:;;;=1B[01;31m##=1B[00m=1B[K#autoload autorevert.el:377:;;;=1B[01;31m##=1B[00m=1B[K#autoload ... As you can see, the problem seems to be that the string "###autoload" is = not present as such. Instead, escape characters are inserted between ## and = #. Presumably the first few lines were not like that, so they did get = flushed. When I yanked the buffer text copied from *grep* into the new buffer = (foo), the part of buffer *grep* that had been fontified (or whatever processing is = done to visually replace the escape chars with highlighted text) appeared = fontified in `foo', and thus those lines did have "###autoload" present, so they got = flushed. The remaining lines (many, many), which were not highlighted, did not = get flushed. So the problem seems to be lazy highlighting. Unhighlighted text = interferes with search etc. because of the escape chars. I often flush out comment lines etc. from *grep*. This is a real step = backward, IMO. I hope you will consider it a bug to be fixed.