From 29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:21:29 +0200 Subject: Adding upstream version 1:0.1.9998svn3589+dfsg. Signed-off-by: Daniel Baumann --- src/grep/tests/z-anchor-newline | 42 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100755 src/grep/tests/z-anchor-newline (limited to 'src/grep/tests/z-anchor-newline') diff --git a/src/grep/tests/z-anchor-newline b/src/grep/tests/z-anchor-newline new file mode 100755 index 0000000..cacce66 --- /dev/null +++ b/src/grep/tests/z-anchor-newline @@ -0,0 +1,42 @@ +#!/bin/sh +# grep -z with an anchor in the regex could mistakenly match text +# including a newline. + +# Copyright 2016-2021 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +. "${srcdir=.}/init.sh"; path_prepend_ ../src + +require_en_utf8_locale_ +require_compiled_in_MB_support +LC_ALL=en_US.UTF-8 + +printf 'a\nb\0' > in || framework_failure_ + +fail=0 + +# These three would all mistakenly match, because the [a-b] range +# forced the non-DFA (regexp-using) code path. +returns_ 1 grep -z '^[a-b]*$' in || fail=1 +returns_ 1 grep -z 'a[a-b]*$' in || fail=1 +returns_ 1 grep -z '^[a-b]*b' in || fail=1 + +# Test these for good measure; they exercise the DFA code path +# and always worked +returns_ 1 grep -z '^[ab]*$' in || fail=1 +returns_ 1 grep -z 'a[ab]*$' in || fail=1 +returns_ 1 grep -z '^[ab]*b' in || fail=1 + +Exit $fail -- cgit v1.2.3