From bc0318d2fc0d435e20b1186203ce2908162241ca Mon Sep 17 00:00:00 2001
From: kwolekr <kwolekr@minetest.net>
Date: Mon, 26 Oct 2015 04:01:01 -0400
Subject: [PATCH] SAPI: Fix seed parameter truncation for LuaPseudoRandom
constructor
Also fix a potential seed truncation issue on platforms where the
range of ptrdiff_t (the underlying type of lua_Integer) is too small.
---
src/script/lua_api/l_noise.cpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/script/lua_api/l_noise.cpp b/src/script/lua_api/l_noise.cpp
index 43dd32023..6dcffa31c 100644
--- a/src/script/lua_api/l_noise.cpp
+++ b/src/script/lua_api/l_noise.cpp
@@ -440,7 +440,7 @@ int LuaPseudoRandom::create_object(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
- int seed = luaL_checknumber(L, 1);
+ u64 seed = luaL_checknumber(L, 1);
LuaPseudoRandom *o = new LuaPseudoRandom(seed);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
luaL_getmetatable(L, className);
@@ -537,8 +537,8 @@ int LuaPcgRandom::create_object(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
- lua_Integer seed = luaL_checknumber(L, 1);
- LuaPcgRandom *o = lua_isnumber(L, 2) ?
+ u64 seed = luaL_checknumber(L, 1);
+ LuaPcgRandom *o = lua_isnumber(L, 2) ?
new LuaPcgRandom(seed, lua_tointeger(L, 2)) :
new LuaPcgRandom(seed);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
--
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