+int MPI_Get_count(MPI_Status *status, MPI_Datatype datatype, int *count) {
+ int retval;
+/*
+ * Returns the number of entries received. (Again, we count entries, each of type datatype, not bytes.)
+ * The datatype argument should match the argument provided by the receive call that set the status variable.
+ * If the size of the datatype is zero, this routine will return a count of zero.
+ * If the amount of data in status is not an exact multiple of the size of datatype
+ * (so that count would not be integral), a count of MPI_UNDEFINED is returned instead.
+ *
+ */
+ smpi_bench_end(-1, NULL); //FIXME
+
+ if( 0==smpi_datatype_size(datatype)) {
+ // also check that the type is 'committed' when we have MPI_Type_commit (s.g. 23/03/21010)
+ retval = MPI_ERR_TYPE;
+ } else {
+ smpi_mpi_get_count(status, datatype, count);
+ retval = MPI_SUCCESS;
+ }
+ smpi_bench_begin(-1, NULL);
+ return retval;
+}
+
+