GNU bug report logs - #75806
Trailing spaces; pattern "\s" before "[[:cntrl:]]" faulty

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From: Andreas BROCKMANN <andreas.brockmann <at> diehl.com>
To: 75806 <at> debbugs.gnu.org
Cc: "cygwin <at> cygwin.com" <cygwin <at> cygwin.com>
Subject: bug#75806: Trailing spaces; pattern "\s" before "[[:cntrl:]]" faulty
Date: Fri, 24 Jan 2025 13:27:13 +0000

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Hi,

The 1st command below correctly reports trailing spaces, for Unix and Windows format files.
The 2nd one incorrectly reports all lines.

  grep -sHn -i " [[:cntrl:]]*$" *.vhd
  grep -sHn -i "\s[[:cntrl:]]*$" *.vhd

grep -V
grep (GNU grep) 3.0
Packaged by Cygwin (3.0-2)
Copyright (C) 2017 Free Software Foundation, Inc.

cmd --help
Microsoft Windows [Version 10.0.19045.5371]
(c) Microsoft Corporation. All rights reserved.

Kind Regards
Brockmann

Andreas Brockmann, Dipl.-Ing.
Hardware Engineer
Strategic Business Segment Aircraft Systems
HW & Mech. Engineering & Config. Management

phone +49 7551 891 4104
andreas.brockmann <at> diehl.com | www.diehl.com/aviation

Diehl Aerospace GmbH
Alte Nussdorfer Strasse 23 | 88662 Ueberlingen | Germany

Diehl Aerospace is a Joint Diehl Thales Company

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