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Let Lua scripts access userdata metatables

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This commit is contained in:
Louis-Antoine 2020-10-03 18:40:37 +02:00
parent 121c7da809
commit e49032eaf7
1 changed files with 13 additions and 2 deletions
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15
src/lua_baselib.c
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@ -240,7 +240,7 @@ static int lib_userdataType(lua_State *L)
// Takes a metatable as first and only argument
// Only callable during script loading
static int lib_registermetatable(lua_State *L)
static int lib_registerMetatable(lua_State *L)
{
static UINT32 nextid = 1;
@ -265,6 +265,16 @@ static int lib_registermetatable(lua_State *L)
return 0;
}
// Takes a string as only argument and returns the metatable
// associated to the userdata type this string refers to
// Returns nil if the string does not refer to a valid userdata type
static int lib_userdataMetatable(lua_State *L)
{
const char *udname = luaL_checkstring(L, 1);
luaL_getmetatable(L, udname);
return 1;
}
static int lib_isPlayerAdmin(lua_State *L)
{
player_t *player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
@ -3460,7 +3470,8 @@ static luaL_Reg lib[] = {
{"chatprint", lib_chatprint},
{"chatprintf", lib_chatprintf},
{"userdataType", lib_userdataType},
{"registermetatable", lib_registermetatable},
{"registerMetatable", lib_registerMetatable},
{"userdataMetatable", lib_userdataMetatable},
{"IsPlayerAdmin", lib_isPlayerAdmin},
{"reserveLuabanks", lib_reserveLuabanks},