_gfortran_caf_event_query
— Query event countvoid _gfortran_caf_event_query (caf_token_t token, size_t index,
int image_index, int *count, int *stat)
token | intent(in) An opaque pointer identifying the coarray.
|
index | Array index; first array index is 0. For scalars, it is
always 0.
|
image_index | The ID of the remote image; must be a positive
number; zero indicates the current image when accessed noncoindexed.
|
count | intent(out) The number of events currently posted to
the event variable
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stat | intent(out) Stores the STAT=; may be NULL
|
event_wait
when the data is available. However, a coindexed variable
is permitted; there is no ordering or synchronization implied. It acts like
an atomic fetch of the value of the event variable.