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.. _mpi_win_get_group:
MPI_Win_get_group
=================
.. include_body
:ref:`MPI_Win_get_group` |mdash| Returns a duplicate of the group of the
communicator used to create the window.
SYNTAX
------
C Syntax
^^^^^^^^
.. code-block:: c
#include <mpi.h>
MPI_Win_get_group(MPI_Win win, MPI_Group *group)
Fortran Syntax
^^^^^^^^^^^^^^
.. code-block:: fortran
USE MPI
! or the older form: INCLUDE 'mpif.h'
MPI_WIN_GET_GROUP(WIN, GROUP, IERROR)
INTEGER WIN, GROUP, IERROR
Fortran 2008 Syntax
^^^^^^^^^^^^^^^^^^^
.. code-block:: fortran
USE mpi_f08
MPI_Win_get_group(win, group, ierror)
TYPE(MPI_Win), INTENT(IN) :: win
TYPE(MPI_Group), INTENT(OUT) :: group
INTEGER, OPTIONAL, INTENT(OUT) :: ierror
INPUT PARAMETER
---------------
* ``win``: Window object (handle).
OUTPUT PARAMETERS
-----------------
* ``group``: Group of processes that share access to the window (handle).
* ``ierror``: Fortran only: Error status (integer).
DESCRIPTION
-----------
:ref:`MPI_Win_get_group` returns a duplicate of the group of the communicator
used to create the window associated with *win*. The group is returned
in *group*.
ERRORS
------
.. include:: ./ERRORS.rst
|
