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This commit is contained in:
Roberto Ierusalimschy 2018-02-20 17:52:50 -03:00
parent ca6fe7449a
commit 6353d619a5
1 changed files with 8 additions and 7 deletions
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15
luaconf.h
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@ -1,5 +1,5 @@
/* /*
** $Id: luaconf.h,v 1.262 2017/12/07 18:53:33 roberto Exp roberto $ ** $Id: luaconf.h,v 1.263 2017/12/30 20:46:18 roberto Exp roberto $
** Configuration file for Lua ** Configuration file for Lua
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -437,12 +437,13 @@
l_sprintf((s), sz, LUA_NUMBER_FMT, (LUAI_UACNUMBER)(n)) l_sprintf((s), sz, LUA_NUMBER_FMT, (LUAI_UACNUMBER)(n))
/* /*
@@ lua_numbertointeger converts a float number to an integer, or @@ lua_numbertointeger converts a float number with an integral value
** returns 0 if float is not within the range of a lua_Integer. ** to an integer, or returns 0 if float is not within the range of
** (The range comparisons are tricky because of rounding. The tests ** a lua_Integer. (The range comparisons are tricky because of
** here assume a two-complement representation, where MININTEGER always ** rounding. The tests here assume a two-complement representation,
** has an exact representation as a float; MAXINTEGER may not have one, ** where MININTEGER always has an exact representation as a float;
** and therefore its conversion to float may have an ill-defined value.) ** MAXINTEGER may not have one, and therefore its conversion to float
** may have an ill-defined value.)
*/ */
#define lua_numbertointeger(n,p) \ #define lua_numbertointeger(n,p) \
((n) >= (LUA_NUMBER)(LUA_MININTEGER) && \ ((n) >= (LUA_NUMBER)(LUA_MININTEGER) && \