libsub
locale_convert.h
1 /*
2  Copyright (C) 2014-2019 Carl Hetherington <cth@carlh.net>
3 
4  This program is free software; you can redistribute it and/or modify
5  it under the terms of the GNU General Public License as published by
6  the Free Software Foundation; either version 2 of the License, or
7  (at your option) any later version.
8 
9  This program is distributed in the hope that it will be useful,
10  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  GNU General Public License for more details.
13 
14  You should have received a copy of the GNU General Public License
15  along with this program; if not, write to the Free Software
16  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 
18 */
19 
20 #include "util.h"
21 #include <boost/static_assert.hpp>
22 #include <string>
23 
24 namespace sub {
25 
26 template <typename P, typename Q>
27 P
28 locale_convert (Q, int precision = 16, bool fixed = false)
29 {
30  /* We can't write a generic version of locale_convert; all required
31  versions must be specialised.
32  */
33  BOOST_STATIC_ASSERT (sizeof (Q) == 0);
34  LIBSUB_UNUSED(precision);
35  LIBSUB_UNUSED(fixed);
36 }
37 
38 template <>
39 std::string
40 locale_convert (int x, int, bool);
41 
42 template <>
43 std::string
44 locale_convert (long int x, int, bool);
45 
46 template <>
47 std::string
48 locale_convert (unsigned long int x, int, bool);
49 
50 template <>
51 std::string
52 locale_convert (unsigned long long x, int, bool);
53 
54 template <>
55 std::string
56 locale_convert (std::string x, int, bool);
57 
58 template <>
59 int
60 locale_convert (std::string x, int, bool);
61 
62 template <>
63 float
64 locale_convert (std::string x, int, bool);
65 
66 }
Utility methods.