+
+ARRAY *
+save_pipestatus_array ()
+{
+ SHELL_VAR *v;
+ ARRAY *a, *a2;
+
+ v = find_variable ("PIPESTATUS");
+ if (v == 0 || array_p (v) == 0 || array_cell (v) == 0)
+ return ((ARRAY *)NULL);
+
+ a = array_cell (v);
+ a2 = array_copy (array_cell (v));
+
+ return a2;
+}
+
+void
+restore_pipestatus_array (a)
+ ARRAY *a;
+{
+ SHELL_VAR *v;
+ ARRAY *a2;
+
+ v = find_variable ("PIPESTATUS");
+ /* XXX - should we still assign even if existing value is NULL? */
+ if (v == 0 || array_p (v) == 0 || array_cell (v) == 0)
+ return;
+
+ a2 = array_cell (v);
+ var_setarray (v, a);
+
+ array_dispose (a2);
+}