get_decimal_mode Subroutine

   subroutine get_decimal_mode(unit, decimal_point, iostat, iomsg)
   !< Get the DECIMAL changeable connection mode for the given unit.
   !<
   !< If the unit is connected to an internal file, then the default value of DECIMAL is always returned. This may not be the
   !< actual value in force at the time of the call to this procedure.
   use, intrinsic :: iso_fortran_env, only : iostat_inquire_internal_unit
   integer,                   intent(in)    :: unit           !< Logical unit.
   logical,                   intent(out)   :: decimal_point  !< True if the decimal mode is POINT, false otherwise.
   integer,                   intent(out)   :: iostat         !< IO status code.
   character(kind=CK, len=*), intent(inout) :: iomsg          !< IO status message.
   character(5)                             :: decimal_buffer !< Buffer for INQUIRE about DECIMAL, sized for POINT or COMMA.
   character(len(iomsg))                    :: local_iomsg    !< Local iomsg, so it doesn't get inappropriately redefined.

   inquire(unit, decimal=decimal_buffer, iostat=iostat, iomsg=local_iomsg)
   if (iostat == iostat_inquire_internal_unit) then
      ! no way of determining the decimal mode for an internal file
      iostat = 0
      decimal_point = .true.
      return
   else if (iostat /= 0) then
      iomsg = local_iomsg
      return
   endif
   decimal_point = decimal_buffer == 'POINT'
   endsubroutine get_decimal_mode