/* Compare two path names using the database directory order. This is not
exactly strcmp () order: "a" < "a.b", so "a/z" < "a.b". */
int dir_path_cmp(const string &a, const string &b)
/* Compare two path names using the database directory order. This is not
exactly strcmp () order: "a" < "a.b", so "a/z" < "a.b". */
int dir_path_cmp(const string &a, const string &b)