use round(), See issue #74

cloudwu · Dec 29, 2017 · 54968d0 · 54968d0
1 parent 3093cd8
commit 54968d0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lsproto.c b/lsproto.c
@@ -2,6 +2,7 @@
 
 #include <string.h>
 #include <stdlib.h>
+#include <math.h>
 #include "msvcint.h"
 
 #include "lua.h"
@@ -172,7 +173,7 @@ encode(const struct sproto_arg *args) {
 			// It's decimal.
 			lua_Number vn = lua_tonumber(L, -1);
 			// use 64bit integer for 32bit architecture.
-			v = (int64_t)(vn * args->extra + 0.5);
+			v = (int64_t)(round(vn * args->extra));
 		} else {
 			v = lua_tointegerx(L, -1, &isnum);
 			if(!isnum) {