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MPI_Keyval_free.3.rst

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MPI_Keyval_free

:ref:`MPI_Keyval_free` |mdash| Frees attribute key for communicator cache attribute |mdash| |deprecated_favor| :ref:`MPI_Comm_free_keyval`.

SYNTAX

C Syntax

#include <mpi.h>

int MPI_Keyval_free(int *keyval)

Fortran Syntax

USE MPI
! or the older form: INCLUDE 'mpif.h'

MPI_KEYVAL_FREE(KEYVAL, IERROR)
     INTEGER KEYVAL, IERROR

INPUT PARAMETER

  • keyval: Frees the integer key value (integer).

OUTPUT PARAMETER

  • ierror: Fortran only: Error status (integer).

DESCRIPTION

Note that use of this routine is deprecated as of MPI-2. Please use :ref:`MPI_Comm_free_keyval` instead.

ERRORS

.. seealso::
   * :ref:`MPI_Keyval_create`
   * :ref:`MPI_Comm_create_keyval`
   * :ref:`MPI_Comm_free_keyval`