1!
2! Copyright (C) by Argonne National Laboratory
3!     See COPYRIGHT in top-level directory
4!
5
6subroutine PMPIR_File_get_errhandler_f08(file, errhandler, ierror)
7    use, intrinsic :: iso_c_binding, only : c_int
8    use :: mpi_f08, only : MPI_File, MPI_Errhandler
9    use :: mpi_f08, only : MPI_File_f2c, MPI_File_c2f
10    use :: mpi_c_interface, only : c_File, c_Errhandler
11    use :: mpi_c_interface, only : MPIR_File_get_errhandler_c
12
13    implicit none
14
15    type(MPI_File), intent(in) :: file
16    type(MPI_Errhandler), intent(out) :: errhandler
17    integer, optional, intent(out) :: ierror
18
19    integer(c_File) :: file_c
20    integer(c_Errhandler) :: errhandler_c
21    integer(c_int) :: ierror_c
22
23    file_c = MPI_File_f2c(file%MPI_VAL)
24    if (c_int == kind(0)) then
25        ierror_c = MPIR_File_get_errhandler_c(file_c, errhandler%MPI_VAL)
26    else
27        ierror_c = MPIR_File_get_errhandler_c(file_c, errhandler_c)
28        errhandler%MPI_VAL = errhandler_c
29    end if
30
31    if (present(ierror)) ierror = ierror_c
32
33end subroutine PMPIR_File_get_errhandler_f08
34