Function lua_getglobal

src/vm/luavm/lua/lapi.c:582–592

LUA_API int lua_getglobal (lua_State *L, const char *name) {
  Table *reg = hvalue(&G(L)->l_registry);
  const TValue *gt;  /* global table */
  lua_lock(L);
  gt = luaH_getint(reg, LUA_RIDX_GLOBALS);
  setsvalue2s(L, L->top, luaS_new(L, name));
  api_incr_top(L);
  luaV_gettable(L, gt, L->top - 1, L->top - 1);
  lua_unlock(L);
  return ttnov(L->top - 1);
}


LUA_API int lua_gettable (lua_State *L, int idx) {