text: // wudang-xinfa.c 武当心法
  
  inherit FORCE;
  
  int valid_enable(string usage)
  {
              return usage == "force";
  }
  
  int valid_force(string force)
  {
          return force == "yijinjing" ||
                 force == "taiji-shengong" ||
                 force == "linji-zhuang" ||
                 force == "emei-xinfa" ||
                 force == "shaolin-xinfa" ||
                 force == "hunyuan-yiqi";
  }
  
  int valid_learn(object me)
  {
              return ::valid_learn(me);
  }
  
  int practice_skill(object me)
  {
              return notify_fail("武当心法只能用学(learn)的来增加熟练度。\n");
  }
  
  string exert_function_file(string func)
  {
              return __DIR__"wudang-xinfa/" + func;
  }
  