hdf5_session.F90

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module hdf5_session
  use utils, only : neko_error
#ifdef HAVE_HDF5
  use hdf5, only : h5open_f, h5close_f
#endif
  implicit none
  private
 
  public :: hdf5_session_init, hdf5_session_finalize
 
  integer :: session_active = 0
 
contains
 
  subroutine hdf5_session_init
#ifdef HAVE_HDF5
    integer :: ierr
 
    if (session_active .eq. 0) then
       call h5open_f(ierr)
       if (ierr .ne. 0) call neko_error('Failed to initialize HDF5')
    end if
    session_active = session_active + 1
#endif
  end subroutine hdf5_session_init
 
  subroutine hdf5_session_finalize
#ifdef HAVE_HDF5
    integer :: ierr
 
    session_active = session_active - 1
    if (session_active .eq. 0) then
       call h5close_f(ierr)
       if (ierr .ne. 0) call neko_error('Failed to close HDF5')
    end if
#endif
  end subroutine hdf5_session_finalize
 
end module hdf5_session