46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2010 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "gdsroot.h"
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#include "gdskill.h"
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#include "gdsbt.h"
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#include "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsfhead.h"
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#include "gdscc.h"
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#include "filestruct.h"
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#include "jnl.h"
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#include "buddy_list.h" /* needed for tp.h */
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#include "hashtab_int4.h" /* needed for tp.h */
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#include "tp.h"
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GBLREF sgm_info *sgm_info_ptr;
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void tp_get_cw (cw_set_element *cs, int depth, cw_set_element **cs1)
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{
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cw_set_element *cs_tmp; /* to avoid double dereferencing in the TRAVERSE macro */
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assert (depth < sgm_info_ptr->cw_set_depth);
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cs_tmp = (cw_set_element *)find_element(sgm_info_ptr->cw_set_list, depth);
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/* Above returns the first cse (least t_level) in the horizontal list.
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* Traverse the horizontal list to go to the latest -
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* since the usual transaction depth is not much (on an average 2), this does
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* not hamper performance so much to necessiate maintaining links to the head
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* and tail of horizontal list of cw_set_elements
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*/
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assert(cs_tmp);
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TRAVERSE_TO_LATEST_CSE(cs_tmp);
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*cs1 = cs_tmp;
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}
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