From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dani Moncayo Newsgroups: gmane.emacs.bugs Subject: bug#22395: 25.0.50; 'C-v' scrolls only a half of the window height Date: Sun, 17 Jan 2016 21:50:16 +0100 Message-ID: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary=089e013d1de0a1e63b05298dc814 X-Trace: ger.gmane.org 1453063877 4497 80.91.229.3 (17 Jan 2016 20:51:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 17 Jan 2016 20:51:17 +0000 (UTC) To: 22395@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Jan 17 21:51:08 2016 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 1aKuHz-0007N5-F2 for geb-bug-gnu-emacs@m.gmane.org; Sun, 17 Jan 2016 21:51:07 +0100 Original-Received: from localhost ([::1]:55913 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aKuHy-0008AG-VD for geb-bug-gnu-emacs@m.gmane.org; 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charset=UTF-8 Recipe from "emacs -Q": 1. Eval: (setq scroll-preserve-screen-position t) (setq scroll-margin 2) 2. Visit the attached file. On my system, I initially see lines 1 to 33. 3. Type 'C-v' I observe that 'C-v' has scrolled the buffer vertically, but only by about a half of the window height (I now see lines 16 to 48). Subsequent 'C-v' commands do the same: they scroll the buffer by a half of the window. This seems wrong. The amount of scrolling should be "a near full screen", as described in 'C-h k C-v'. I observe this bug also in the last 24.5 release. In GNU Emacs 25.0.50.1 (i686-pc-mingw32) of 2016-01-17 built on LEG570 Repository revision: a0d5b7ae3bb014bb0b1c205d123c597df0e76411 Windowing system distributor 'Microsoft Corp.', version 10.0.10586 Configured using: 'configure --host=i686-pc-mingw32 --enable-checking=yes,glyphs' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY ACL GNUTLS LIBXML2 ZLIB TOOLKIT_SCROLL_BARS Important settings: value of $LANG: ENU locale-coding-system: cp1252 -- Dani Moncayo --089e013d1de0a1e63b05298dc814 Content-Type: application/octet-stream; name=f1 Content-Disposition: attachment; filename=f1 Content-Transfer-Encoding: base64 X-Attachment-Id: f_ijj0m00h0 TDEKTDIKTDMKTDQKTDUKTDYKTDcKTDgKTDkKTDEwCkwxMQpMMTIKTDEzCkwxNApMMTUKTDE2Ckwx NwpMMTgKTDE5CkwyMApMMjEKTDIyCkwyMwpMMjQKTDI1CkwyNgpMMjcKTDI4CkwyOQpMMzAKTDMx CkwzMgpMMzMKTDM0CkwzNQpMMzYKTDM3CkwzOApMMzkKTDQwCkw0MQpMNDIKTDQzCkw0NApMNDUK TDQ2Ckw0NwpMNDgKTDQ5Ckw1MApMNTEKTDUyCkw1MwpMNTQKTDU1Ckw1NgpMNTcKTDU4Ckw1OQpM NjAKTDYxCkw2MgpMNjMKTDY0Ckw2NQpMNjYKTDY3Ckw2OApMNjkKTDcwCkw3MQpMNzIKTDczCkw3 NApMNzUKTDc2Ckw3NwpMNzgKTDc5Ckw4MApMODEKTDgyCkw4MwpMODQKTDg1Ckw4NgpMODcK --089e013d1de0a1e63b05298dc814--