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authorRoberto Ierusalimschy <roberto@inf.puc-rio.br>2018-06-01 14:40:38 -0300
committerRoberto Ierusalimschy <roberto@inf.puc-rio.br>2018-06-01 14:40:38 -0300
commit505fc9122255b8a2ef761720bca21fd5e9be8e73 (patch)
treecf3fe8068546547e7f53e86e16a32ee923a4c514 /ltm.c
parentfb8fa661366e15e98c60d8929feaab9e551a02f9 (diff)
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no more 'luaO_nilobject' to avoid comparison of global variable addresses
(now uses static variables)
Diffstat (limited to 'ltm.c')
-rw-r--r--ltm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/ltm.c b/ltm.c
index 6d285510..f0784305 100644
--- a/ltm.c
+++ b/ltm.c
@@ -1,5 +1,5 @@
1/* 1/*
2** $Id: ltm.c,v 2.66 2018/02/27 17:48:28 roberto Exp roberto $ 2** $Id: ltm.c,v 2.67 2018/04/04 14:23:41 roberto Exp roberto $
3** Tag methods 3** Tag methods
4** See Copyright Notice in lua.h 4** See Copyright Notice in lua.h
5*/ 5*/
@@ -69,6 +69,7 @@ const TValue *luaT_gettm (Table *events, TMS event, TString *ename) {
69 69
70 70
71const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event) { 71const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event) {
72 static const TValue nilobject = {NILCONSTANT};
72 Table *mt; 73 Table *mt;
73 switch (ttype(o)) { 74 switch (ttype(o)) {
74 case LUA_TTABLE: 75 case LUA_TTABLE:
@@ -80,7 +81,7 @@ const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event) {
80 default: 81 default:
81 mt = G(L)->mt[ttype(o)]; 82 mt = G(L)->mt[ttype(o)];
82 } 83 }
83 return (mt ? luaH_getshortstr(mt, G(L)->tmname[event]) : luaO_nilobject); 84 return (mt ? luaH_getshortstr(mt, G(L)->tmname[event]) : &nilobject);
84} 85}
85 86
86 87