1
1
openmpi/src/mpi/c/recv_init.c

48 строки
1.3 KiB
C
Исходник Обычный вид История

/*
* $HEADERS$
*/
#include "lam_config.h"
#include <stdio.h>
#include "mpi.h"
#include "runtime/runtime.h"
#include "mpi/c/bindings.h"
#include "mca/pml/pml.h"
#if LAM_HAVE_WEAK_SYMBOLS && LAM_PROFILING_DEFINES
#pragma weak MPI_Recv_init = PMPI_Recv_init
#endif
int MPI_Recv_init(void *buf, int count, MPI_Datatype type, int source,
int tag, MPI_Comm comm, MPI_Request *request)
{
if (source == MPI_PROC_NULL) {
return mca_pml.pml_null(request);
}
if ( MPI_PARAM_CHECK ) {
int rc = MPI_SUCCESS;
if (lam_mpi_finalized) {
rc = MPI_ERR_INTERN;
} else if (count < 0) {
rc = MPI_ERR_COUNT;
#if 0
} else if (type == MPI_DATATYPE_NULL) {
rc = MPI_ERR_TYPE;
#endif
} else if (tag < 0 || tag > MPI_TAG_UB_VALUE) {
rc = MPI_ERR_TAG;
} else if (lam_comm_invalid(comm)) {
rc = MPI_ERR_COMM;
} else if (source != MPI_ANY_SOURCE && source != MPI_PROC_NULL && lam_comm_peer_invalid(comm, source)) {
rc = MPI_ERR_RANK;
}
if (rc != MPI_SUCCESS) {
return rc;
}
}
return mca_pml.pml_irecv_init(buf,count,type,source,tag,comm,request);
}