MPI_Sendrecv_replace

--- Sends and receives using a single buffer

Input Parameters

count: number of elements in send and receive buffer (integer)

datatype: type of elements in send and receive buffer (handle)

dest: rank of destination (integer)

sendtag: send message tag (integer)

source: rank of source (integer)

recvtag: receive message tag (integer)

comm: communicator (handle)

Output Parameters

buf: initial address of send and receive buffer (choice)

status: status object (Status)

Synopsis


#include "mpi.h"
int MPI_Sendrecv_replace( buf, count, datatype, dest, sendtag, 
     source, recvtag, comm, status )
void         *buf;
int           count, dest, sendtag, source, recvtag;
MPI_Datatype  datatype;
MPI_Comm      comm;
MPI_Status   *status;

Location: sendrecv_rep.c