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--- a/src/utils/conftree.cpp
+++ b/src/utils/conftree.cpp
@@ -144,6 +144,13 @@
     : dotildexpand(tildexp), m_fmtime(0), m_holdWrites(false)
 {
     status = readonly ? STATUS_RO : STATUS_RW;
+}
+
+void ConfSimple::reparse(const string& d)
+{
+    clear();
+    stringstream input(d, ios::in);
+    parseinput(input);
 }
 
 ConfSimple::ConfSimple(const string& d, int readonly, bool tildexp)