SYNTAX
------

C Syntax
^^^^^^^^

.. code-block:: c

    int MPI_File_read(MPI_File fh, void* buf, int count, MPI_Datatype
        datatype, MPI_Status* status)

    int MPI_File_read_c(MPI_File fh, void* buf, MPI_Count count,
        MPI_Datatype datatype, MPI_Status* status)

Fortran Syntax
^^^^^^^^^^^^^^

.. code-block:: fortran

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

Fortran 2008 Syntax
^^^^^^^^^^^^^^^^^^^

.. code-block:: fortran

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

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