/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
*
* (C) 2014 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
/* -- Begin Profiling Symbol Block for routine MPIX_Comm_revoke */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPIX_Comm_revoke = PMPIX_Comm_revoke
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPIX_Comm_revoke MPIX_Comm_revoke
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPIX_Comm_revoke as PMPIX_Comm_revoke
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPIX_Comm_revoke(MPI_Comm comm) __attribute__ ((weak, alias("PMPIX_Comm_revoke")));
#endif
/* -- End Profiling Symbol Block */
/* Define MPICH_MPIX_FROM_PMPI if weak symbols are not supported to build
the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPIX_Comm_revoke
#define MPIX_Comm_revoke PMPIX_Comm_revoke
#endif
#undef FUNCNAME
#define FUNCNAME MPIX_Comm_revoke
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
/*@
MPIX_Comm_revoke - Prevent a communicator from being used in the future
Input Parameters:
. comm - communicator to revoke
Notes:
Asynchronously notifies all MPI processes associated with the communicator 'comm'.
This will be manifest by returning the MPIX_ERR_REVOKED during a subsequent MPI
call.
.N Fortran
.N Errors
.N MPI_SUCCESS
@*/
int MPIX_Comm_revoke(MPI_Comm comm)
{
int mpi_errno = MPI_SUCCESS;
MPIR_Comm *comm_ptr = NULL;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPIX_COMM_REVOKE);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPIX_COMM_REVOKE);
/* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_COMM(comm, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
#endif
/* Convert MPI object handles to object pointers */
MPIR_Comm_get_ptr(comm, comm_ptr);
/* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
/* Validate comm_ptr */
MPIR_Comm_valid_ptr(comm_ptr, mpi_errno, TRUE);
if (mpi_errno)
goto fn_fail;
}
MPID_END_ERROR_CHECKS;
}
#endif
/* ... body of routine ... */
mpi_errno = MPID_Comm_revoke(comm_ptr, 0);
if (mpi_errno)
MPIR_ERR_POP(mpi_errno);
/* ... end of body of routine ... */
fn_exit:
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPIX_COMM_REVOKE);
MPID_THREAD_CS_EXIT(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
return mpi_errno;
fn_fail:
/* --BEGIN ERROR HANDLING-- */
#ifdef HAVE_ERROR_CHECKING
{
mpi_errno =
MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
"**mpix_comm_revoke", "**mpix_comm_revoke %C", comm);
}
#endif
mpi_errno = MPIR_Err_return_comm(comm_ptr, FCNAME, mpi_errno);
goto fn_exit;
/* --END ERROR HANDLING-- */
}