Add new test cases.

tests/T-empty.at

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+# Process this file with autom4te to create testsuite. -*- Autotest -*-
+
+# Test suite for GNU tar.
+# Copyright (C) 2006 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 2, 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+# Tar 1.16 coredumped if a filelist file contained empty (zero-length)
+# entries
+# Reported by: Karl Berry <karl@freefriends.org>
+# References: <200610301353.k9UDr1O30680@f7.net>
+
+AT_SETUP([files-from: empty entries])
+AT_KEYWORDS([files-from empty])
+
+AT_DATA([file-list],
+[jeden
+dwa
+
+trzy
+])
+
+AT_TAR_CHECK([
+AT_SORT_PREREQ
+
+genfile --file jeden
+genfile --file dwa
+genfile --file trzy
+
+tar cfvT archive ../file-list | sort
+],
+[0],
+[dwa
+jeden
+trzy
+],
+[],[],[],[ustar]) # Testing one format is enough
+
+AT_CLEANUP