Function lua_getglobal

third-party/lua-5.2.4/src/lapi.c:608–616

LUA_API void lua_getglobal (lua_State *L, const char *var) {
  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, var));
  luaV_gettable(L, gt, L->top - 1, L->top - 1);
  lua_unlock(L);
}


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