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Annotation of coherent/d/PS2_KERNEL/coh.286/fifo_close.c, revision 1.1

1.1     ! root        1: /* fifo_close.c -- Close an internally typed fifo.  */
        !             2: #include <sys/typed.h>
        !             3: 
        !             4: /* Finish with using a typed space as a fifo.
        !             5:  * Free up FIFO structure associated with a typed space.
        !             6:  * Returns 0 if ffp was not open, 1 otherwise.
        !             7:  */
        !             8: int
        !             9: fifo_close(ffp)
        !            10:        FIFO *ffp;
        !            11: {
        !            12:        if (0 == ffp->f_flags) {
        !            13:                return(0);      /* This ffp is not open.  */
        !            14:        }
        !            15:        ffp->f_space = F_NULL;
        !            16:        ffp->f_offset = T_NULL;
        !            17:        ffp->f_flags = 0;
        !            18: 
        !            19:        return(1);
        !            20: } /* fifo_close() */
        !            21: 

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