libgfortran/intrinsics/selected_int_kind.f90

   1 !   Copyright 2003, 2004 Free Software Foundation, Inc.
   2 !   Contributed by Kejia Zhao <kejia_zh@yahoo.com.cn>
   3 !
   4 !This file is part of the GNU Fortran 95 runtime library (libgfor).
   5 !
   6 !GNU libgfor is free software; you can redistribute it and/or
   7 !modify it under the terms of the GNU Lesser General Public
   8 !License as published by the Free Software Foundation; either
   9 !version 2.1 of the License, or (at your option) any later version.
  10 !
  11 !GNU libgfor is distributed in the hope that it will be useful,
  12 !but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 !MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 !GNU Lesser General Public License for more details.
  15 !
  16 !You should have received a copy of the GNU Lesser General Public
  17 !License along with libgfor; see the file COPYING.  If not,
  18 !write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19 !Boston, MA 02111-1307, USA.
  20 !
  21
  22 function selected_int_kind (r)
  23   implicit none
  24   integer, intent (in) :: r
  25   integer :: selected_int_kind
  26   integer :: i
  27   ! Integer kind_range table
  28   type :: int_info
  29     integer :: kind
  30     integer :: range
  31   end type int_info
  32
  33   include "selected_int_kind.inc"
  34
  35   do i = 1, c
  36     if (r <= int_infos (i) % range) then
  37       selected_int_kind = int_infos (i) % kind
  38       return
  39     end if
  40   end do
  41   selected_int_kind = -1
  42   return
  43 end function