From f083812c020186d0d919833100c1a0b6eda8c2c0 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Wed, 9 Jan 2002 20:02:47 -0200
Subject: first implementation of coroutines

---
 lstate.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'lstate.h')

diff --git a/lstate.h b/lstate.h
index db7c7b86..b7d69af6 100644
--- a/lstate.h
+++ b/lstate.h
@@ -39,6 +39,10 @@
 #define LUA_USERSTATE
 #endif
 
+#ifndef lua_userstateopen
+#define lua_userstateopen(l)
+#endif
+
 
 
 struct lua_longjmp;  /* defined in ldo.c */
@@ -77,8 +81,8 @@ typedef struct CallInfo {
   const Instruction *savedpc;
   lua_Hook linehook;
   StkId	top;  /* top for this function (when it's a Lua function) */
-  /* extra information for debugging */
   const Instruction **pc;
+  /* extra information for line tracing */
   int lastpc;  /* last pc traced */
   int line;  /* current line */
   int refi;  /* current index in `lineinfo' */
-- 
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