72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
/*
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* File: cancel8.c
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*
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* Test Synopsis: Test if usleep is a cancellation point.
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*
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* Test Method (Validation or Falsification):
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* -
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*
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* Requirements Tested:
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* -
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*
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* Features Tested:
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* -
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*
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* Cases Tested:
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* -
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*
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* Description:
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* -
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*
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* Environment:
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* -
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*
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* Input:
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* - None.
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*
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* Output:
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* - File name, Line number, and failed expression on failure.
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* - No output on success.
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*
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* Assumptions:
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* - have working pthread_create, pthread_cancel, pthread_setcancelstate
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* pthread_join
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*
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* Pass Criteria:
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* - Process returns zero exit status.
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*
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* Fail Criteria:
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* - Process returns non-zero exit status.
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*/
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#include "test.h"
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static int has5secsleeped = 0;
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static void *Thread(void *punused)
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{
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assert (pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, NULL) == 0);
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/* thread should usleep 5 seconds and not get canceled */
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usleep(5000000);
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has5secsleeped = 1;
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assert (pthread_setcancelstate (PTHREAD_CANCEL_ENABLE, NULL) == 0);
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/* thread should cancel here */
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usleep(5000000);
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return NULL;
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}
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int main (void)
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{
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void * result;
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pthread_t t;
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assert (pthread_create (&t, NULL, Thread, NULL) == 0);
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assert (pthread_cancel (t) == 0);
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assert (pthread_join (t, &result) == 0);
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assert (has5secsleeped == 1);
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assert (result == PTHREAD_CANCELED);
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return 0;
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}
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