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/******************************************************
Transaction rollback
(c) 1996 Innobase Oy
Created 3/26/1996 Heikki Tuuri
*******************************************************/
/***********************************************************************
Returns pointer to nth element in an undo number array. */
UNIV_INLINE
trx_undo_inf_t*
trx_undo_arr_get_nth_info(
/*======================*/
/* out: pointer to the nth element */
trx_undo_arr_t* arr, /* in: undo number array */
ulint n) /* in: position */
{
ut_ad(arr);
ut_ad(n < arr->n_cells);
return(arr->infos + n);
}
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