1 files changed, 44 insertions, 0 deletions
diff --git a/tests/redir5.sub b/tests/redir5.sub
new file mode 100644
index 0000000..fa0f0c0
--- /dev/null
+++ b/tests/redir5.sub
@@ -0,0 +1,44 @@
+#   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 <http://www.gnu.org/licenses/>.
+#
+# tests of ksh93-like dup-and-close redirection operators
+exec 9<$0
+
+f()
+{
+exec 5<$0
+
+exec 0<&5-
+
+while read line; do
+	echo "$line"
+done
+}
+
+f
+
+typeset -f f
+
+# make sure it was closed
+read -u 5 foo 2>&1 | grep -q 'invalid file descriptor' 
+echo after read
+
+exec 5<&0
+
+exec <&-
+
+read abcde 2>&1 | grep -q 'read error'
+
+exec 0<&9-
+read line
+echo $line