65 lines
2 KiB
C
65 lines
2 KiB
C
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/*
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* Copyright 2014 Samy Al Bahra.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <ck_epoch.h>
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#include "../../common.h"
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static ck_epoch_t epoch;
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static unsigned int counter;
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static ck_epoch_record_t record[2];
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static void
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cb(ck_epoch_entry_t *p)
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{
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if (counter == 0)
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ck_epoch_call(&record[1], p, cb);
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printf("Counter value: %u -> %u\n",
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counter, counter + 1);
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counter++;
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return;
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}
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int
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main(void)
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{
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ck_epoch_entry_t entry;
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ck_epoch_register(&epoch, &record[0]);
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ck_epoch_register(&epoch, &record[1]);
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ck_epoch_call(&record[1], &entry, cb);
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ck_epoch_barrier(&record[1]);
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ck_epoch_barrier(&record[1]);
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if (counter != 2)
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ck_error("Expected counter value 2, read %u.\n", counter);
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return 0;
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}
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