1/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
2   Contributed by Paul Brook <paul@nowt.org>
3
4This file is part of the GNU Fortran 95 runtime library (libgfortran).
5
6Libgfortran is free software; you can redistribute it and/or
7modify it under the terms of the GNU General Public
8License as published by the Free Software Foundation; either
9version 3 of the License, or (at your option) any later version.
10
11Libgfortran is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16Under Section 7 of GPL version 3, you are granted additional
17permissions described in the GCC Runtime Library Exception, version
183.1, as published by the Free Software Foundation.
19
20You should have received a copy of the GNU General Public License and
21a copy of the GCC Runtime Library Exception along with this program;
22see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23<http://www.gnu.org/licenses/>.  */
24
25
26#include "libgfortran.h"
27
28#include <strings.h>
29
30
31extern GFC_INTEGER_4 selected_char_kind (gfc_charlen_type, char *);
32export_proto(selected_char_kind);
33
34GFC_INTEGER_4
35selected_char_kind (gfc_charlen_type name_len, char *name)
36{
37  gfc_charlen_type len = fstrlen (name, name_len);
38
39  if ((len == 5 && strncasecmp (name, "ascii", 5) == 0)
40      || (len == 7 && strncasecmp (name, "default", 7) == 0))
41    return 1;
42  else if (len == 9 && strncasecmp (name, "iso_10646", 9) == 0)
43    return 4;
44  else
45    return -1;
46}
47