#include <stdio.h>
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#include <stdlib.h>
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#include <copperplate/traceobj.h>
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#include <vxworks/errnoLib.h>
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#include <vxworks/semLib.h>
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#include <vxworks/tickLib.h>
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static struct traceobj trobj;
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#define WAIT_TIME 100
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#define TOLERANCE 20
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#define MIN_WAIT (WAIT_TIME - TOLERANCE)
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static SEM_ID sem_id;
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static void rootTask(long arg, ...)
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{
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ULONG start;
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int ret;
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traceobj_enter(&trobj);
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sem_id = semCCreate(SEM_Q_PRIORITY, 0);
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traceobj_assert(&trobj, sem_id != 0);
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start = tickGet();
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ret = semTake(sem_id, WAIT_TIME);
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traceobj_assert(&trobj, ret == ERROR && errno == S_objLib_OBJ_TIMEOUT);
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traceobj_assert(&trobj, tickGet() - start >= MIN_WAIT);
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start = tickGet();
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ret = semTake(sem_id, WAIT_TIME);
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traceobj_assert(&trobj, ret == ERROR && errno == S_objLib_OBJ_TIMEOUT);
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traceobj_assert(&trobj, tickGet() - start >= MIN_WAIT);
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start = tickGet();
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ret = semTake(sem_id, WAIT_TIME);
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traceobj_assert(&trobj, ret == ERROR && errno == S_objLib_OBJ_TIMEOUT);
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traceobj_assert(&trobj, tickGet() - start >= MIN_WAIT);
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ret = semGive(sem_id);
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traceobj_assert(&trobj, ret == OK);
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ret = semTake(sem_id, WAIT_TIME);
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traceobj_assert(&trobj, ret == OK);
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ret = semGive(sem_id);
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traceobj_assert(&trobj, ret == OK);
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ret = semGive(sem_id);
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traceobj_assert(&trobj, ret == OK);
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ret = semTake(sem_id, WAIT_FOREVER);
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traceobj_assert(&trobj, ret == OK);
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ret = semTake(sem_id, WAIT_FOREVER);
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traceobj_assert(&trobj, ret == OK);
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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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TASK_ID tid;
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int ret;
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traceobj_init(&trobj, argv[0], 0);
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tid = taskSpawn("rootTask", 50, 0, 0, rootTask,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
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traceobj_assert(&trobj, tid != ERROR);
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traceobj_join(&trobj);
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ret = semDelete(sem_id);
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traceobj_assert(&trobj, ret == OK);
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exit(0);
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}
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