1 files changed, 62 insertions, 0 deletions
diff --git a/t/distcheck-pr18286.sh b/t/distcheck-pr18286.sh
new file mode 100644
index 000000000..b10773579
--- /dev/null
+++ b/t/distcheck-pr18286.sh
@@ -0,0 +1,62 @@
+#! /bin/sh
+# Copyright (C) 2014 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, see <http://www.gnu.org/licenses/>.
+
+# Ensure "make distcheck" detects all missing files, without getting
+# confused by the fact that they exists in the "original" source tree
+# from which "make distcheck" is run. See automake bug#18286.
+
+. test-init.sh
+
+echo AC_OUTPUT >> configure.ac
+
+cat > Makefile.am <<'END'
+$(srcdir)/test_data.am: $(srcdir)/test_data.txt $(srcdir)/gen-testdata.sh
+	cd $(srcdir) && $(SHELL) gen-testdata.sh <test_data.txt >test_data.am
+
+include $(srcdir)/test_data.am
+
+check-local:
+	is $(testdata) == foo bar
+END
+
+cat > test_data.txt <<'END'
+foo
+bar
+END
+
+
+cat > gen-testdata.sh <<'END'
+#!/bin/sh
+printf 'testdata = \\\n'
+sed 's/$/ \\/'
+echo '$(empty_string)'
+END
+chmod a+x gen-testdata.sh
+
+$sleep
+./gen-testdata.sh <test_data.txt >test_data.am
+
+$ACLOCAL
+$AUTOCONF
+$AUTOMAKE -a
+
+./configure
+
+$MAKE check
+
+run_make -e FAIL -M distcheck
+
+: