Function treatstackoption

third-party/lua-5.5.0/src/ldblib.c:135–141

** In function 'db_getinfo', the call to 'lua_getinfo' may push ** results on the stack; later it creates the result table to put ** these objects. Function 'treatstackoption' puts the result from ** 'lua_getinfo' on top of the result table so that it can call ** 'lua_setfield'. */

** 'lua_setfield'.
*/
static void treatstackoption (lua_State *L, lua_State *L1, const char *fname) {
  if (L == L1)
    lua_rotate(L, -2, 1);  /* exchange object and table */
  else
    lua_xmove(L1, L, 1);  /* move object to the "main" stack */
  lua_setfield(L, -2, fname);  /* put object into table */
}


/*