116 lines
4.3 KiB
C
116 lines
4.3 KiB
C
/*---
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This software is copyrighted by the Regents of the University of
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California, and other parties. The following terms apply to all files
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associated with the software unless explicitly disclaimed in
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individual files.
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The authors hereby grant permission to use, copy, modify, distribute,
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and license this software and its documentation for any purpose,
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provided that existing copyright notices are retained in all copies
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and that this notice is included verbatim in any distributions. No
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written agreement, license, or royalty fee is required for any of the
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authorized uses. Modifications to this software may be copyrighted by
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their authors and need not follow the licensing terms described here,
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provided that the new terms are clearly indicated on the first page of
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each file where they apply.
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IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
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FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
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DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND
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NON-INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND
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THE AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE
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MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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GOVERNMENT USE: If you are acquiring this software on behalf of the
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U.S. government, the Government shall have only "Restricted Rights" in
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the software and related documentation as defined in the Federal
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Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you are
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acquiring the software on behalf of the Department of Defense, the
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software shall be classified as "Commercial Computer Software" and the
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Government shall have only "Restricted Rights" as defined in Clause
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252.227-7013 (c) (1) of DFARs. Notwithstanding the foregoing, the
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authors grant the U.S. Government and others acting in its behalf
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permission to use and distribute the software in accordance with the
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terms specified in this license.
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---*/
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/*********************************
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* $Id$
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*
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* aborting and committing transactions
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* *******************************/
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#include "test.h"
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int test() {
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int xid_0;
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int writeVal_0;
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int readVal_0;
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recordid rec_0;
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int xid_1;
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int writeVal_1;
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int readVal_1;
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recordid rec_1;
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printf("\nRunning test4\n");
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writeVal_0 = 314159265;
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writeVal_1 = 271828183;
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xid_0 = Tbegin();
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xid_1 = Tbegin();
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rec_0 = Talloc(xid_0, sizeof(int));
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rec_1 = Talloc(xid_1, sizeof(int));
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Tset(xid_0, rec_0, &writeVal_0);
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printf("xid %d set rid (%d, %d) to value [%d]\n", xid_0, rec_0.page, rec_0.slot, writeVal_0);
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Tset(xid_1, rec_1, &writeVal_1);
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printf("xid %d set rid (%d, %d) to value [%d]\n", xid_1, rec_1.page, rec_1.slot, writeVal_1);
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Tread(xid_0, rec_0, &readVal_0);
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printf("xid %d read from rid (%d, %d) the value [%d]\n", xid_0, rec_0.page, rec_0.slot, readVal_0);
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Tread(xid_1, rec_1, &readVal_1);
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printf("xid %d read from rid (%d, %d) the value [%d]\n", xid_1, rec_1.page, rec_1.slot, readVal_1);
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if(1) {
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Tabort(xid_0);
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printf("xid %d aborted\n", xid_0);
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Tcommit(xid_1);
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printf("xid %d committed\n", xid_1);
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} else {
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Tcommit(xid_0);
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printf("xid %d committed\n", xid_0);
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Tabort(xid_1);
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printf("xid %d aborted\n", xid_1);
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}
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xid_0 = Tbegin();
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xid_1 = Tbegin();
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Tread(xid_0, rec_0, &readVal_0);
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printf("xid %d read from rid (%d, %d) the value [%d]\n", xid_0, rec_0.page, rec_0.slot, readVal_0);
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Tread(xid_1, rec_1, &readVal_1);
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printf("xid %d read from rid (%d, %d) the value [%d]\n", xid_1, rec_1.page, rec_1.slot, readVal_1);
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Tcommit(xid_0);
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Tcommit(xid_1);
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printf("\n");
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return 0;
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}
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