SYNTAX

C Syntax

int MPI_File_write_at(MPI_File fh, MPI_Offset offset, const void*
    buf, int count, MPI_Datatype datatype, MPI_Status* status)

int MPI_File_write_at_c(MPI_File fh, MPI_Offset offset, const void*
    buf, MPI_Count count, MPI_Datatype datatype, MPI_Status* status)

Fortran Syntax

USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_FILE_WRITE_AT(FH, OFFSET, BUF, COUNT, DATATYPE, STATUS, IERROR)
    INTEGER FH, COUNT, DATATYPE, STATUS(MPI_STATUS_SIZE), IERROR
    INTEGER(KIND=MPI_OFFSET_KIND) OFFSET
    <type> BUF(*)

Fortran 2008 Syntax

USE mpi_f08
MPI_File_write_at(fh, offset, buf, count, datatype, status, ierror)
    TYPE(MPI_File), INTENT(IN) :: fh
    INTEGER(KIND=MPI_OFFSET_KIND), INTENT(IN) :: offset
    TYPE(*), DIMENSION(..), INTENT(IN) :: buf
    INTEGER, INTENT(IN) :: count
    TYPE(MPI_Datatype), INTENT(IN) :: datatype
    TYPE(MPI_Status) :: status
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror

MPI_File_write_at(fh, offset, buf, count, datatype, status, ierror)
    TYPE(MPI_File), INTENT(IN) :: fh
    INTEGER(KIND=MPI_OFFSET_KIND), INTENT(IN) :: offset
    TYPE(*), DIMENSION(..), INTENT(IN) :: buf
    INTEGER(KIND=MPI_COUNT_KIND), INTENT(IN) :: count
    TYPE(MPI_Datatype), INTENT(IN) :: datatype
    TYPE(MPI_Status) :: status
    INTEGER, OPTIONAL, INTENT(OUT) :: ierror