From c98f195eb930422be2829f78696fb4bf79b93677 Mon Sep 17 00:00:00 2001 From: Roberto Ierusalimschy Date: Mon, 26 May 2014 14:10:22 -0300 Subject: function 'luaV_numtointeger' changed to a global macro 'lua_numtointeger' (tricky, small, and useful in several places) --- ltable.c | 21 +++++++++++++-------- 1 file changed, 13 insertions(+), 8 deletions(-) (limited to 'ltable.c') diff --git a/ltable.c b/ltable.c index 945123af..18802c9f 100644 --- a/ltable.c +++ b/ltable.c @@ -1,5 +1,5 @@ /* -** $Id: ltable.c,v 2.87 2014/04/15 14:28:20 roberto Exp roberto $ +** $Id: ltable.c,v 2.88 2014/04/15 16:32:49 roberto Exp roberto $ ** Lua tables (hash) ** See Copyright Notice in lua.h */ @@ -67,12 +67,6 @@ #define hashpointer(t,p) hashmod(t, IntPoint(p)) -/* checks whether a float has a value representable as a lua_Integer - (and does the conversion if so) */ -#define numisinteger(x,i) \ - (((x) == l_floor(x)) && luaV_numtointeger(x, i)) - - #define dummynode (&dummynode_) #define isdummy(n) ((n) == dummynode) @@ -83,6 +77,17 @@ static const Node dummynode_ = { }; +/* +** Checks whether a float has a value representable as a lua_Integer +** (and does the conversion if so) +*/ +static int numisinteger (lua_Number x, lua_Integer *p) { + if ((x) == l_floor(x)) /* integral value? */ + return lua_numtointeger(x, p); /* try as an integer */ + else return 0; +} + + /* ** hash for floating-point numbers */ @@ -424,7 +429,7 @@ TValue *luaH_newkey (lua_State *L, Table *t, const TValue *key) { if (luai_numisnan(n)) luaG_runerror(L, "table index is NaN"); if (numisinteger(n, &k)) { /* index is int? */ - setivalue(&aux, k); + setivalue(&aux, k); key = &aux; /* insert it as an integer */ } } -- cgit v1.2.3-55-g6feb