1 files changed, 6 insertions, 0 deletions

diff --git a/lstate.h b/lstate.h
index b7d69af6..978ffbc1 100644
--- a/lstate.h
+++ b/lstate.h
@@ -64,6 +64,9 @@ struct lua_longjmp;  /* defined in ldo.c */
 
 #define RESERVED_STACK_PREFIX   3
 
+/* space to handle stack overflow errors */
+#define EXTRA_STACK   (2*LUA_MINSTACK)
+
 
 
 typedef struct stringtable {
@@ -90,6 +93,7 @@ typedef struct CallInfo {
 
 #define ci_func(ci)     (clvalue((ci)->base - 1))
 
+#define yield_results   refi    /* reuse this field */
 
 
 /*
@@ -138,5 +142,7 @@ struct lua_State {
 #define G(L)    (L->_G)
 
 
+void luaE_closethread (lua_State *OL, lua_State *L);
+
 #endif