fix issue #70.

1 files changed, 12 insertions, 0 deletions

diff --git a/src/yue.cpp b/src/yue.cpp
index 1704b57..133a081 100644
--- a/src/yue.cpp
+++ b/src/yue.cpp
@@ -37,7 +37,12 @@ int luaopen_yue(lua_State* L);
 static void openlibs(void* state) {
         lua_State* L = static_cast<lua_State*>(state);
         luaL_openlibs(L);
+#if LUA_VERSION_NUM > 501
         luaL_requiref(L, "yue", luaopen_yue, 1);
+#else
+        lua_pushcfunction(L, luaopen_yue);
+        lua_call(L, 0, 0);
+#endif
         lua_pop(L, 1);
 }
 
@@ -238,7 +243,14 @@ int main(int narg, const char** args) {
                         if (success) {
                                 if (retCount > 1) {
                                         for (int i = 1; i < retCount; ++i) {
+#if LUA_VERSION_NUM > 501
                                                 std::cout << Val << luaL_tolstring(L, -retCount + i, nullptr) << Stop;
+#else // LUA_VERSION_NUM
+                                                lua_getglobal(L, "tostring");
+                                                lua_pushvalue(L, -retCount + i - 1);
+                                                lua_call(L, 1, 1);
+                                                std::cout << Val << lua_tostring(L, -1) << Stop;
+#endif // LUA_VERSION_NUM
                                                 lua_pop(L, 1);
                                         }
                                 }