7.13.2. Persistent Broadcast

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MPI_BCAST_INIT(buffer, count, datatype, root, comm, info, request)
INOUT bufferstarting address of buffer (choice)
IN countnumber of entries in buffer (nonnegative integer)
IN datatypedatatype of buffer (handle)
IN rootrank of broadcast root (integer)
IN commcommunicator (handle)
IN infoinfo argument (handle)
OUT requestcommunication request (handle)
C binding
int MPI_Bcast_init(void *buffer, int count, MPI_Datatype datatype, int root, MPI_Comm comm, MPI_Info info, MPI_Request *request)
int MPI_Bcast_init_c(void *buffer, MPI_Count count, MPI_Datatype datatype, int root, MPI_Comm comm, MPI_Info info, MPI_Request *request)
Fortran 2008 binding
MPI_Bcast_init(buffer, count, datatype, root, comm, info, request, ierror)
TYPE(*), DIMENSION(..), ASYNCHRONOUS :: buffer
INTEGER, INTENT(IN) :: count, root
TYPE(MPI_Datatype), INTENT(IN) :: datatype
TYPE(MPI_Comm), INTENT(IN) :: comm
TYPE(MPI_Info), INTENT(IN) :: info
TYPE(MPI_Request), INTENT(OUT) :: request
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
MPI_Bcast_init(buffer, count, datatype, root, comm, info, request, ierror) !(_c)
TYPE(*), DIMENSION(..), ASYNCHRONOUS :: buffer
INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: count
TYPE(MPI_Datatype), INTENT(IN) :: datatype
INTEGER, INTENT(IN) :: root
TYPE(MPI_Comm), INTENT(IN) :: comm
TYPE(MPI_Info), INTENT(IN) :: info
TYPE(MPI_Request), INTENT(OUT) :: request
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
Fortran binding
MPI_BCAST_INIT(BUFFER, COUNT, DATATYPE, ROOT, COMM, INFO, REQUEST, IERROR)
<type> BUFFER(*)
INTEGER COUNT, DATATYPE, ROOT, COMM, INFO, REQUEST, IERROR

Creates a persistent collective communication request for the broadcast operation (see Section Broadcast).

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