tar-1.29HEADtar-1.29master

1 files changed, 60 insertions, 0 deletions

diff --git a/tests/extrac09.at b/tests/extrac09.at
new file mode 100644
index 0000000..496c5fd
--- /dev/null
+++ b/tests/extrac09.at
@@ -0,0 +1,60 @@
+# Process this file with autom4te to create testsuite. -*- Autotest -*-
+
+# Test suite for GNU tar.
+# Copyright 2010, 2013-2014, 2016 Free Software Foundation, Inc.
+
+# This file is part of GNU tar.
+
+# GNU tar 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.
+
+# GNU tar 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 <http://www.gnu.org/licenses/>.
+
+# This attempts to cause xgetcwd() to fail, and then checks to see if
+# such failure causes tar to abort even in a case where the results of
+# the call aren't actually needed.
+#
+# (xgetcwd() may fail e.g. on Solaris 10 when "." or ".." are unreadable.
+# On most systems xgetcwd() won't fail even in that situation, but
+# on those systems this test will simply succeed without actually testing
+# anything within tar.)
+#
+# http://lists.gnu.org/archive/html/bug-tar/2010-07/msg00045.html
+#
+# (See also 'listed03.at'.)
+
+AT_SETUP([extracting even when . and .. are unreadable])
+AT_KEYWORDS([extract extrac09])
+
+AT_TAR_CHECK([
+AT_UNPRIVILEGED_PREREQ
+
+mkdir dir
+mkdir dir/sub
+mkdir dir/sub/extract
+genfile --file dir/sub/f
+cd dir/sub
+
+tar -cf archive.tar f
+
+chmod a-r . ..
+tar -xvf archive.tar -C extract f
+status=$?
+chmod a+r . ..
+cmp f extract/f || status=$?
+exit $status
+],
+[0],
+[f
+],
+[],[],[],[gnu])
+
+AT_CLEANUP