/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
/*
*
* (C) 2001 by Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#include "mpiimpl.h"
/* -- Begin Profiling Symbol Block for routine MPI_Comm_accept */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Comm_accept = PMPI_Comm_accept
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Comm_accept MPI_Comm_accept
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Comm_accept as PMPI_Comm_accept
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Comm_accept(const char *port_name, MPI_Info info, int root, MPI_Comm comm,
MPI_Comm * newcomm) __attribute__ ((weak, alias("PMPI_Comm_accept")));
#endif
/* -- End Profiling Symbol Block */
/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPI_Comm_accept
#define MPI_Comm_accept PMPI_Comm_accept
#undef FUNCNAME
#define FUNCNAME MPIR_Comm_accept_impl
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
int MPIR_Comm_accept_impl(const char *port_name, MPIR_Info * info_ptr, int root,
MPIR_Comm * comm_ptr, MPIR_Comm ** newcomm_ptr)
{
return MPID_Comm_accept(port_name, info_ptr, root, comm_ptr, newcomm_ptr);
}
#endif
#undef FUNCNAME
#define FUNCNAME MPI_Comm_accept
#undef FCNAME
#define FCNAME MPL_QUOTE(FUNCNAME)
/*@
MPI_Comm_accept - Accept a request to form a new intercommunicator
Input Parameters:
+ port_name - port name (string, used only on root)
. info - implementation-dependent information (handle, used only on root)
. root - rank in comm of root node (integer)
- comm - intracommunicator over which call is collective (handle)
Output Parameters:
. newcomm - intercommunicator with client as remote group (handle)
.N ThreadSafe
.N Fortran
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_INFO
.N MPI_ERR_COMM
@*/
int MPI_Comm_accept(const char *port_name, MPI_Info info, int root, MPI_Comm comm,
MPI_Comm * newcomm)
{
int mpi_errno = MPI_SUCCESS;
MPIR_Comm *comm_ptr = NULL;
MPIR_Comm *newcomm_ptr = NULL;
MPIR_Info *info_ptr = NULL;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_COMM_ACCEPT);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_THREAD_CS_ENTER(GLOBAL, MPIR_THREAD_GLOBAL_ALLFUNC_MUTEX);
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_COMM_ACCEPT);
/* Validate parameters, especially handles needing to be converted */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_COMM(comm, mpi_errno);
MPIR_ERRTEST_INFO_OR_NULL(info, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
#endif
/* Convert MPI object handles to object pointers */
MPIR_Comm_get_ptr(comm, comm_ptr);
MPIR_Info_get_ptr(info, info_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, FALSE);
if (mpi_errno)
goto fn_fail;
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
mpi_errno = MPIR_Comm_accept_impl(port_name, info_ptr, root, comm_ptr, &newcomm_ptr);
if (mpi_errno)
goto fn_fail;
MPIR_OBJ_PUBLISH_HANDLE(*newcomm, newcomm_ptr->handle);
/* ... end of body of routine ... */
fn_exit:
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_COMM_ACCEPT);
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,
"**mpi_comm_accept", "**mpi_comm_accept %s %I %d %C %p", port_name,
info, root, comm, newcomm);
}
#endif
mpi_errno = MPIR_Err_return_comm(comm_ptr, FCNAME, mpi_errno);
goto fn_exit;
/* --END ERROR HANDLING-- */
}