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arce/dataVector.lua

Last active December 8, 2019 01:14
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dataVector REDIS
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dataVector.lua
//full userdata
extern "C" int newarray(lua_State* L)
{
int n = luaL_checkint(L, 1);
size_t nbytes = sizeof(CharArray) + (n - 1)*sizeof(char);
CharArray* a = (CharArray*)lua_newuserdata(L, nbytes);
a->size = n;
return 1;
}
//light userdata
extern "C" int newlarray(lua_State* L)
{
int n = luaL_checkint(L, 1);
size_t nbytes = sizeof(CharArray) + (n - 1)*sizeof(char);
CharArray* a = (CharArray*)(new char(nbytes));
lua_pushlightuserdata(L,a);
a->size = n;
return 1;
}
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