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Diffstat (limited to 'storage/xtradb/include/trx0roll.ic')
-rw-r--r-- | storage/xtradb/include/trx0roll.ic | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/storage/xtradb/include/trx0roll.ic b/storage/xtradb/include/trx0roll.ic new file mode 100644 index 00000000000..513b8b44847 --- /dev/null +++ b/storage/xtradb/include/trx0roll.ic @@ -0,0 +1,39 @@ +/***************************************************************************** + +Copyright (c) 1996, 2009, Innobase Oy. All Rights Reserved. + +This program is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free Software +Foundation; version 2 of the License. + +This program is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License along with +this program; if not, write to the Free Software Foundation, Inc., 59 Temple +Place, Suite 330, Boston, MA 02111-1307 USA + +*****************************************************************************/ + +/****************************************************** +Transaction rollback + +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); +} |