Fix float argument check in minetest.set_timeofday() (#10483)

Zughy · Zughy · web-flow · commit 7499ebe46af0 · 2020-10-13T20:28:53.000+01:00
Co-authored-by: Zughy &lt;4279489-marco_a@users.noreply.gitlab.com&gt;
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp
@@ -751,8 +751,9 @@ int ModApiEnvMod::l_set_timeofday(lua_State *L)
 
 	// Do it
 	float timeofday_f = readParam<float>(L, 1);
-	sanity_check(timeofday_f >= 0.0 && timeofday_f <= 1.0);
-	int timeofday_mh = (int)(timeofday_f * 24000.0);
+	luaL_argcheck(L, timeofday_f >= 0.0f && timeofday_f <= 1.0f, 1,
+		"value must be between 0 and 1");
+	int timeofday_mh = (int)(timeofday_f * 24000.0f);
 	// This should be set directly in the environment but currently
 	// such changes aren't immediately sent to the clients, so call
 	// the server instead.
