#include <stdio.h>
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#include <stdlib.h>
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#include <copperplate/traceobj.h>
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#include <psos/psos.h>
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static struct traceobj trobj;
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static int tseq[] = {
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8, 1, 9, 4, 10, 5, 11, 2, 6, 7
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};
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static u_long btid, ftid;
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static u_long sem_id;
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static void backgroundTask(u_long a1, u_long a2, u_long a3, u_long a4)
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{
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unsigned int safety = 100000000, count = 0;
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int ret;
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traceobj_enter(&trobj);
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traceobj_mark(&trobj, 1);
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ret = sm_p(sem_id, SM_WAIT, 0);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 2);
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while (--safety > 0)
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count++;
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traceobj_mark(&trobj, 3);
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traceobj_exit(&trobj);
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}
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static void foregroundTask(u_long a1, u_long a2, u_long a3, u_long a4)
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{
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int ret;
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traceobj_enter(&trobj);
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traceobj_mark(&trobj, 4);
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ret = sm_p(sem_id, SM_WAIT, 0);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 5);
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tm_wkafter(2);
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traceobj_mark(&trobj, 6);
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ret = t_delete(btid);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 7);
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traceobj_exit(&trobj);
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}
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int main(int argc, char *const argv[])
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{
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u_long args[] = { 1, 2, 3, 4 };
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int ret;
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traceobj_init(&trobj, argv[0], sizeof(tseq) / sizeof(int));
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ret = sm_create("SEMA", 0, SM_PRIOR, &sem_id);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 8);
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ret = t_create("BGND", 20, 0, 0, 0, &btid);
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traceobj_assert(&trobj, ret == SUCCESS);
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ret = t_start(btid, 0, backgroundTask, args);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 9);
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ret = t_create("FGND", 21, 0, 0, 0, &ftid);
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traceobj_assert(&trobj, ret == SUCCESS);
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ret = t_start(ftid, 0, foregroundTask, args);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 10);
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ret = sm_v(sem_id);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_mark(&trobj, 11);
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ret = sm_v(sem_id);
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traceobj_assert(&trobj, ret == SUCCESS);
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traceobj_join(&trobj);
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traceobj_verify(&trobj, tseq, sizeof(tseq) / sizeof(int));
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exit(0);
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}
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