SYNTAX

C Syntax

int MPI_Pack_external_size(const char datarep[], int incount,
    MPI_Datatype datatype, MPI_Aint* size)

int MPI_Pack_external_size_c(const char datarep[], MPI_Count
    incount, MPI_Datatype datatype, MPI_Count* size)

Fortran Syntax

USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_PACK_EXTERNAL_SIZE(DATAREP, INCOUNT, DATATYPE, SIZE, IERROR)
    CHARACTER*(*) DATAREP
    INTEGER INCOUNT, DATATYPE, IERROR
    INTEGER(KIND=MPI_ADDRESS_KIND) SIZE

Fortran 2008 Syntax

USE mpi_f08
MPI_Pack_external_size(datarep, incount, datatype, size, ierror)
    CHARACTER(LEN=*), INTENT(IN) :: datarep
    INTEGER, INTENT(IN) :: incount
    TYPE(MPI_Datatype), INTENT(IN) :: datatype
    INTEGER(KIND=MPI_ADDRESS_KIND), INTENT(OUT) :: size
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_Pack_external_size(datarep, incount, datatype, size, ierror)
    CHARACTER(LEN=*), INTENT(IN) :: datarep
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: incount
    TYPE(MPI_Datatype), INTENT(IN) :: datatype
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(OUT) :: size
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror