two new fields 'fTransfer'/'nTransfer' in 'lua_Debug' structure

(for information about values being given and returned in function calls)

1 files changed, 7 insertions, 2 deletions

diff --git a/lstate.h b/lstate.h
index 65229491..06581b01 100644
--- a/lstate.h
+++ b/lstate.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lstate.h,v 2.154 2018/02/09 15:16:06 roberto Exp roberto $
+** $Id: lstate.h,v 2.155 2018/02/15 18:06:24 roberto Exp roberto $
 ** Global State
 ** See Copyright Notice in lua.h
 */
@@ -103,9 +103,13 @@ typedef struct CallInfo {
   union {
     int funcidx;  /* called-function index */
     int nyield;  /* number of values yielded */
+    struct {  /* info about transfered values (for call/return hooks) */
+      unsigned short fTransfer;  /* offset of first value transfered */
+      unsigned short nTransfer;  /* number of values transfered */
+    } transferinfo;
   } u2;
   short nresults;  /* expected number of results from this function */
-  lu_byte callstatus;
+  unsigned short callstatus;
 } CallInfo;
 
 
@@ -120,6 +124,7 @@ typedef struct CallInfo {
 #define CIST_HOOKYIELD  (1<<5)  /* last hook called yielded */
 #define CIST_LEQ        (1<<6)  /* using __lt for __le */
 #define CIST_FIN        (1<<7)  /* call is running a finalizer */
+#define CIST_TRAN       (1<<8)  /* 'ci' has transfer information */
 
 /* active function is a Lua function */
 #define isLua(ci)       (!((ci)->callstatus & CIST_C))