void MPIR_Get_file_error_routine( MPI_Errhandler e,
void (**c)(MPI_File *, int *, ...),
int *kind )
{
MPID_Errhandler *e_ptr = 0;
int mpi_errno = MPI_SUCCESS;
/* Convert the MPI_Errhandler into an MPID_Errhandler */
if (!e) {
*c = 0;
*kind = 1; /* Use errors return as the default */
}
else {
MPIR_ERRTEST_ERRHANDLER(e,mpi_errno);
if (mpi_errno != MPI_SUCCESS) {
/* FIXME: We need an error return */
*c = 0;
*kind = 1;
return;
}
MPID_Errhandler_get_ptr(e,e_ptr);
if (!e_ptr) {
/* FIXME: We need an error return */
*c = 0;
*kind = 1;
return;
}
if (e_ptr->handle == MPI_ERRORS_RETURN) {
*c = 0;
*kind = 1;
}
else if (e_ptr->handle == MPI_ERRORS_ARE_FATAL) {
*c = 0;
*kind = 0;
}
else {
*c = e_ptr->errfn.C_File_Handler_function;
*kind = 2;
/* If the language is C++, we need to use a special call
interface. This is MPIR_File_call_cxx_errhandler.
See file_call_errhandler.c */
#ifdef HAVE_CXX_BINDING
if (e_ptr->language == MPID_LANG_CXX) *kind = 3;
#endif
}
}
fn_fail:
return;
}
/*@
MPI_File_call_errhandler - Call the error handler installed on a
file
Input Parameters:
+ fh - MPI file with error handler (handle)
- errorcode - error code (integer)
.N ThreadSafeNoUpdate
.N Fortran
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_FILE
@*/
int MPI_File_call_errhandler(MPI_File fh, int errorcode)
{
int mpi_errno = MPI_SUCCESS;
#ifdef MPI_MODE_RDONLY
MPID_Errhandler *e;
MPI_Errhandler eh;
#endif
MPIU_THREADPRIV_DECL;
MPID_MPI_STATE_DECL(MPID_STATE_MPI_FILE_CALL_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_MPI_FUNC_ENTER(MPID_STATE_MPI_FILE_CALL_ERRHANDLER);
MPIU_THREADPRIV_GET;
#ifdef MPI_MODE_RDONLY
/* Validate parameters, especially handles needing to be converted */
/* FIXME: check for a valid file handle (fh) before converting to a
pointer */
/* ... body of routine ... */
MPIR_ROMIO_Get_file_errhand( fh, &eh );
/* 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 (eh == MPIR_ERRORS_THROW_EXCEPTIONS) {
mpi_errno = errorcode;
goto fn_exit;
}
#endif
if (!eh) {
MPID_Errhandler_get_ptr( MPI_ERRORS_RETURN, e );
}
else {
MPID_Errhandler_get_ptr( eh, e );
}
/* Note that, unlike the rest of MPICH, MPI_File objects are pointers,
not integers. */
if (e->handle == MPI_ERRORS_RETURN) {
mpi_errno = errorcode;
goto fn_exit;
}
switch (e->language) {
case MPID_LANG_C:
(*e->errfn.C_File_Handler_function)( &fh, &errorcode );
break;
#ifdef HAVE_CXX_BINDING
case MPID_LANG_CXX:
/* See HAVE_LANGUAGE_FORTRAN below for an explanation */
{ void *fh1 = (void *)&fh;
(*MPIR_Process.cxx_call_errfn)( 1, fh1, &errorcode,
(void (*)(void))*e->errfn.C_File_Handler_function );
}
break;
#endif
#ifdef HAVE_FORTRAN_BINDING
case MPID_LANG_FORTRAN90:
case MPID_LANG_FORTRAN:
/* The assignemt to a local variable prevents the compiler
from generating a warning about a type-punned pointer. Since
the value is really const (but MPI didn't define error handlers
with const), this preserves the intent */
{ void *fh1 = (void *)&fh;
MPI_Fint ferr = errorcode; /* Needed if MPI_Fint and int aren't
the same size */
(*e->errfn.F77_Handler_function)( fh1, &ferr );
}
break;
#endif
}
#else
/* Dummy in case ROMIO is not defined */
mpi_errno = MPI_ERR_INTERN;
#endif
/* ... end of body of routine ... */
#if defined(HAVE_CXX_BINDING) && defined(MPI_MODE_RDONLY)
fn_exit:
#else
fn_exit:
#endif
MPID_MPI_FUNC_EXIT(MPID_STATE_MPI_FILE_CALL_ERRHANDLER);
return mpi_errno;
}
/*@
MPI_Win_set_errhandler - Set window error handler
Input Parameters:
+ win - window (handle)
- errhandler - new error handler for window (handle)
.N ThreadSafeNoUpdate
.N Fortran
.N Errors
.N MPI_SUCCESS
.N MPI_ERR_WIN
@*/
int MPI_Win_set_errhandler(MPI_Win win, MPI_Errhandler errhandler)
{
#ifdef HAVE_ERROR_CHECKING
static const char FCNAME[] = "MPI_Win_set_errhandler";
#endif
int mpi_errno = MPI_SUCCESS;
MPID_Win *win_ptr = NULL;
int in_use;
MPID_Errhandler *errhan_ptr = NULL;
MPID_MPI_STATE_DECL(MPID_STATE_MPI_WIN_SET_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_MPI_FUNC_ENTER(MPID_STATE_MPI_WIN_SET_ERRHANDLER);
/* Validate parameters, especially handles needing to be converted */
# ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_WIN(win, mpi_errno);
MPIR_ERRTEST_ERRHANDLER(errhandler, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
# endif
/* Convert MPI object handles to object pointers */
MPID_Win_get_ptr( win, win_ptr );
MPID_Errhandler_get_ptr( errhandler, errhan_ptr );
/* Validate parameters and objects (post conversion) */
# ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
/* Validate win_ptr */
MPID_Win_valid_ptr( win_ptr, mpi_errno );
/* If win_ptr is not value, it will be reset to null */
if (HANDLE_GET_KIND(errhandler) != HANDLE_KIND_BUILTIN) {
MPID_Errhandler_valid_ptr( errhan_ptr,mpi_errno );
/* Also check for a valid errhandler kind */
if (!mpi_errno) {
if (errhan_ptr->kind != MPID_WIN) {
mpi_errno = MPIR_Err_create_code(
MPI_SUCCESS, MPIR_ERR_RECOVERABLE, FCNAME,
__LINE__, MPI_ERR_ARG, "**errhandnotwin", NULL );
}
}
}
if (mpi_errno) goto fn_fail;
}
MPID_END_ERROR_CHECKS;
}
# endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
MPID_THREAD_CS_ENTER(POBJ, MPIR_THREAD_POBJ_WIN_MUTEX(win_ptr));
if (win_ptr->errhandler != NULL) {
MPIR_Errhandler_release_ref(win_ptr->errhandler,&in_use);
if (!in_use) {
MPID_Errhandler_free( win_ptr->errhandler );
}
}
MPIR_Errhandler_add_ref(errhan_ptr);
win_ptr->errhandler = errhan_ptr;
MPID_THREAD_CS_EXIT(POBJ, MPIR_THREAD_POBJ_WIN_MUTEX(win_ptr));
/* ... end of body of routine ... */
#ifdef HAVE_ERROR_CHECKING
fn_exit:
#endif
MPID_MPI_FUNC_EXIT(MPID_STATE_MPI_WIN_SET_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_win_set_errhandler",
"**mpi_win_set_errhandler %W %E", win, errhandler);
}
mpi_errno = MPIR_Err_return_win(win_ptr, FCNAME, mpi_errno);
goto fn_exit;
# endif
/* --END ERROR HANDLING-- */
}
/*@
MPI_File_set_errhandler - Set the error handler for an MPI file
Input Parameters:
+ file - MPI file (handle)
- errhandler - new error handler for file (handle)
.N ThreadSafeNoUpdate
.N Fortran
.N Errors
.N MPI_SUCCESS
@*/
int MPI_File_set_errhandler(MPI_File file, MPI_Errhandler errhandler)
{
#ifdef HAVE_ERROR_CHECKING
static const char FCNAME[] = "MPI_File_set_errhandler";
#endif
int mpi_errno = MPI_SUCCESS;
#ifdef MPI_MODE_RDONLY
int in_use;
MPID_Errhandler *errhan_ptr = NULL, *old_errhandler_ptr;
MPI_Errhandler old_errhandler;
#endif
MPID_MPI_STATE_DECL(MPID_STATE_MPI_FILE_SET_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPID_MPI_FUNC_ENTER(MPID_STATE_MPI_FILE_SET_ERRHANDLER);
#ifdef MPI_MODE_RDONLY
/* Validate parameters, especially handles needing to be converted */
# ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
/* FIXME: check for a valid file handle (fh) before converting to
a pointer */
MPIR_ERRTEST_ERRHANDLER(errhandler, mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
# endif /* HAVE_ERROR_CHECKING */
MPID_Errhandler_get_ptr( errhandler, errhan_ptr );
/* Validate parameters and objects (post conversion) */
# ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
if (HANDLE_GET_KIND(errhandler) != HANDLE_KIND_BUILTIN) {
MPID_Errhandler_valid_ptr( errhan_ptr,mpi_errno );
/* Also check for a valid errhandler kind */
if (!mpi_errno) {
if (errhan_ptr->kind != MPID_FILE) {
mpi_errno = MPIR_Err_create_code(
MPI_SUCCESS, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_ARG, "**errhandnotfile", NULL );
}
}
}
if (mpi_errno) goto fn_fail;
}
MPID_END_ERROR_CHECKS;
}
# endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
MPIR_ROMIO_Get_file_errhand( file, &old_errhandler );
if (!old_errhandler) {
/* MPI_File objects default to the errhandler set on MPI_FILE_NULL
* at file open time, or MPI_ERRORS_RETURN if no errhandler is set
* on MPI_FILE_NULL. (MPI-2.2, sec 13.7) */
MPID_Errhandler_get_ptr( MPI_ERRORS_RETURN, old_errhandler_ptr );
}
else {
MPID_Errhandler_get_ptr( old_errhandler, old_errhandler_ptr );
}
if (old_errhandler_ptr) {
MPIR_Errhandler_release_ref(old_errhandler_ptr,&in_use);
if (!in_use) {
MPID_Errhandler_free( old_errhandler_ptr );
}
}
MPIR_Errhandler_add_ref(errhan_ptr);
MPIR_ROMIO_Set_file_errhand( file, errhandler );
#else
/* Dummy in case ROMIO is not defined */
mpi_errno = MPI_ERR_INTERN;
#ifdef HAVE_ERROR_CHECKING
if (0) goto fn_fail; /* quiet compiler warning about unused label */
#endif
#endif
/* ... end of body of routine ... */
#ifdef HAVE_ERROR_CHECKING
fn_exit:
#endif
MPID_MPI_FUNC_EXIT(MPID_STATE_MPI_FILE_SET_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_file_set_errhandler",
"**mpi_file_set_errhandler %F %E", file, errhandler);
}
/* FIXME: Is this obsolete now? */
#ifdef MPI_MODE_RDONLY
mpi_errno = MPIO_Err_return_file( file, mpi_errno );
#endif
goto fn_exit;
# endif
/* --END ERROR HANDLING-- */
}
/*@
MPI_File_get_errhandler - Get the error handler attached to a file
Input Parameters:
. file - MPI file (handle)
Output Parameters:
. errhandler - handler currently associated with file (handle)
.N ThreadSafeNoUpdate
.N Fortran
.N Errors
.N MPI_SUCCESS
@*/
int MPI_File_get_errhandler(MPI_File file, MPI_Errhandler *errhandler)
{
#ifdef HAVE_ERROR_CHECKING
static const char FCNAME[] = "MPI_File_get_errhandler";
#endif
int mpi_errno = MPI_SUCCESS;
#ifdef MPI_MODE_RDONLY
MPI_Errhandler eh;
MPID_Errhandler *e;
#endif
MPID_MPI_STATE_DECL(MPID_STATE_MPI_FILE_GET_ERRHANDLER);
MPIR_ERRTEST_INITIALIZED_ORDIE();
MPIU_THREAD_CS_ENTER(ALLFUNC,);
MPID_MPI_FUNC_ENTER(MPID_STATE_MPI_FILE_GET_ERRHANDLER);
#ifdef MPI_MODE_RDONLY
/* Validate parameters, especially handles needing to be converted */
/* FIXME: check for a valid file handle (fh) before converting to a pointer */
/* Validate parameters and objects (post conversion) */
# ifdef HAVE_ERROR_CHECKING
{
MPID_BEGIN_ERROR_CHECKS;
{
MPIR_ERRTEST_ARGNULL(errhandler,"errhandler",mpi_errno);
}
MPID_END_ERROR_CHECKS;
}
# endif /* HAVE_ERROR_CHECKING */
/* ... body of routine ... */
MPIR_ROMIO_Get_file_errhand( file, &eh );
if (!eh) {
MPID_Errhandler_get_ptr( MPI_ERRORS_RETURN, e );
}
else {
MPID_Errhandler_get_ptr( eh, e );
}
MPIR_Errhandler_add_ref( e );
*errhandler = e->handle;
#else
/* Dummy in case ROMIO is not defined */
mpi_errno = MPI_ERR_INTERN;
#ifdef HAVE_ERROR_CHECKING
if (0) goto fn_fail; /* quiet compiler warning about unused label */
#endif
#endif
/* ... end of body of routine ... */
#ifdef HAVE_ERROR_CHECKING
fn_exit:
#endif
MPID_MPI_FUNC_EXIT(MPID_STATE_MPI_FILE_GET_ERRHANDLER);
MPIU_THREAD_CS_EXIT(ALLFUNC,);
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_file_get_errhandler",
"**mpi_file_get_errhandler %F %p", file, errhandler);
}
/* FIXME: Is this obsolete now? */
#ifdef MPI_MODE_RDONLY
mpi_errno = MPIO_Err_return_file( file, mpi_errno );
#endif
goto fn_exit;
# endif
/* --END ERROR HANDLING-- */
}
