Imported from ../bash-3.1.tar.gz.

tests/redir7.sub

@@ -0,0 +1,69 @@
+# weird redirections that caused trouble and were fixed in post-3.0 bash
+stuff()
+{
+	c=1
+	( sleep 5 < /dev/null >/dev/null 2>&1 & ) &
+}
+
+exec 3>&1
+eval `
+exec 4>&1 >&3 3>&-
+{
+	stuff 4>&-
+	echo "c=$c" >&4
+}`
+echo c1 is $c
+
+unset -f stuff
+
+stuff()
+{
+	c=2
+	( sleep 5 < /dev/null >/dev/null 2>&1 & )
+}
+
+exec 3>&1
+eval `
+exec 4>&1 >&3 3>&-
+{
+	stuff 4>&-
+	echo "c=$c" >&4
+}`
+echo c2 is $c
+
+unset -f stuff
+
+stuff()
+{
+	c=3
+	{ sleep 5 < /dev/null >/dev/null 2>&1 & } &
+}
+
+exec 3>&1
+eval `
+exec 4>&1 >&3 3>&-
+{
+	stuff 4>&-
+	echo "c=$c" >&4
+}`
+echo c3 is $c
+
+unset -f stuff
+
+stuff()
+{
+	c=4
+	{ sleep 5 < /dev/null >/dev/null 2>&1 & }
+}
+
+exec 3>&1
+eval `
+exec 4>&1 >&3 3>&-
+{
+	stuff 4>&-
+	echo "c=$c" >&4
+}`
+echo c4 is $c
+
+# fixed in bash-3.1
+echo 'exec <&3' | ${THIS_SH} 3<&0