From ff25d1896d3befe184aa1adebf5d5e961f5d4b15 Mon Sep 17 00:00:00 2001 From: antirez Date: Fri, 5 Dec 2014 10:51:09 +0100 Subject: [PATCH] Simplify lua_cmsgpack macro and fix build on old Linux distros. Thanks to @badboy for the help in checking the build after the fix. --- deps/lua/src/lua_cmsgpack.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/deps/lua/src/lua_cmsgpack.c b/deps/lua/src/lua_cmsgpack.c index 6aa04e2..4ccf07f 100644 --- a/deps/lua/src/lua_cmsgpack.c +++ b/deps/lua/src/lua_cmsgpack.c @@ -18,14 +18,8 @@ #define LUACMSGPACK_MAX_NESTING 16 /* Max tables nesting. */ #endif -#if (_XOPEN_SOURCE >= 600 || _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L) - #define IS_FINITE(x) isfinite(x) -#else - #define IS_FINITE(x) ((x) == (x) && (x) + 1 > (x)) -#endif - /* Check if float or double can be an integer without loss of precision */ -#define IS_INT_TYPE_EQUIVALENT(x, T) (IS_FINITE(x) && (T)(x) == (x)) +#define IS_INT_TYPE_EQUIVALENT(x, T) (!isinf(x) && (T)(x) == (x)) #define IS_INT64_EQUIVALENT(x) IS_INT_TYPE_EQUIVALENT(x, int64_t) #define IS_INT_EQUIVALENT(x) IS_INT_TYPE_EQUIVALENT(x, int)