/* -*- 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_call_errhandler */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Comm_call_errhandler = PMPI_Comm_call_errhandler
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Comm_call_errhandler MPI_Comm_call_errhandler
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Comm_call_errhandler as PMPI_Comm_call_errhandler
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Comm_call_errhandler(MPI_Comm comm, int errorcode)
__attribute__ ((weak, alias("PMPI_Comm_call_errhandler")));
#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_call_errhandler
#define MPI_Comm_call_errhandler PMPI_Comm_call_errhandler
#endif
#undef FUNCNAME
#define FUNCNAME MPI_Comm_call_errhandler
#undef FCNAME
#define FCNAME "MPI_Comm_call_errhandler"
/*@
MPI_Comm_call_errhandler - Call the error handler installed on a
communicator
Input Parameters:
+ comm - communicator with error handler (handle)
- errorcode - error code (integer)
Note:
Assuming the input parameters are valid, when the error handler is set to
MPI_ERRORS_RETURN, this routine will always return MPI_SUCCESS.
.N ThreadSafeNoUpdate
.N Fortran
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_COMM
@*/
int MPI_Comm_call_errhandler(MPI_Comm comm, int errorcode)
{
int mpi_errno = MPI_SUCCESS;
int in_cs = FALSE;
MPIR_Comm *comm_ptr = NULL;
MPIR_FUNC_TERSE_STATE_DECL(MPID_STATE_MPI_COMM_CALL_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPIR_FUNC_TERSE_ENTER(MPID_STATE_MPI_COMM_CALL_ERRHANDLER);
/* 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);
MPID_THREAD_CS_ENTER(POBJ, MPIR_THREAD_POBJ_COMM_MUTEX(comm_ptr)); /* protect access to comm_ptr->errhandler */
in_cs = TRUE;
/* Validate parameters and objects (post conversion) */
#ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
/* Validate comm_ptr; if comm_ptr is not value, it will be reset
* to null */
MPIR_Comm_valid_ptr(comm_ptr, mpi_errno, TRUE);
if (mpi_errno != MPI_SUCCESS)
goto fn_fail;
if (comm_ptr->errhandler) {
MPIR_ERRTEST_ERRHANDLER(comm_ptr->errhandler->handle, mpi_errno);
}
}
MPID_END_ERROR_CHECKS;
}
#endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
/* Check for predefined error handlers */
if (!comm_ptr->errhandler || comm_ptr->errhandler->handle == MPI_ERRORS_ARE_FATAL) {
mpi_errno = MPIR_Err_return_comm(comm_ptr, "MPI_Comm_call_errhandler", errorcode);
goto fn_exit;
}
if (comm_ptr->errhandler->handle == MPI_ERRORS_RETURN) {
/* MPI_ERRORS_RETURN should always return MPI_SUCCESS */
goto fn_exit;
}
/* Check for the special case of errors-throw-exception. In this case
* return the error code; the C++ wrapper will cause an exception to
* be thrown.
*/
#ifdef HAVE_CXX_BINDING
if (comm_ptr->errhandler->handle == MPIR_ERRORS_THROW_EXCEPTIONS) {
mpi_errno = errorcode;
goto fn_exit;
}
#endif
/* Process any user-defined error handling function */
switch (comm_ptr->errhandler->language) {
case MPIR_LANG__C:
(*comm_ptr->errhandler->errfn.C_Comm_Handler_function) (&comm_ptr->handle, &errorcode);
break;
#ifdef HAVE_CXX_BINDING
case MPIR_LANG__CXX:
MPIR_Process.cxx_call_errfn(0, &comm_ptr->handle,
&errorcode,
(void (*)(void)) comm_ptr->errhandler->
errfn.C_Comm_Handler_function);
break;
#endif
#ifdef HAVE_FORTRAN_BINDING
case MPIR_LANG__FORTRAN90:
case MPIR_LANG__FORTRAN:
{
/* If int and MPI_Fint aren't the same size, we need to
* convert. As this is not performance critical, we
* do this even if MPI_Fint and int are the same size. */
MPI_Fint ferr = errorcode;
MPI_Fint commhandle = comm_ptr->handle;
(*comm_ptr->errhandler->errfn.F77_Handler_function) (&commhandle, &ferr);
}
break;
#endif
}
/* ... end of body of routine ... */
fn_exit:
if (in_cs)
MPID_THREAD_CS_EXIT(POBJ, MPIR_THREAD_POBJ_COMM_MUTEX(comm_ptr));
MPIR_FUNC_TERSE_EXIT(MPID_STATE_MPI_COMM_CALL_ERRHANDLER);
return mpi_errno;
/* --BEGIN ERROR HANDLING-- */
#ifdef HAVE_ERROR_CHECKING
fn_fail:
{
mpi_errno =
MPIR_Err_create_code(mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER,
"**mpi_comm_call_errhandler", "**mpi_comm_call_errhandler %C %d",
comm, errorcode);
}
mpi_errno = MPIR_Err_return_comm(comm_ptr, FCNAME, mpi_errno);
goto fn_exit;
#endif
/* --END ERROR HANDLING-- */
}