1/* Elementary types and macros for the GNU UniString library.
2   Copyright (C) 2002, 2005-2006, 2009-2014 Free Software Foundation, Inc.
3
4   This program is free software: you can redistribute it and/or modify it
5   under the terms of the GNU General Public License as published
6   by the Free Software Foundation; either version 3 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 GNU
12   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, see <http://www.gnu.org/licenses/>.  */
16
17#ifndef _UNITYPES_H
18#define _UNITYPES_H
19
20/* Get uint8_t, uint16_t, uint32_t.  */
21#include <stdint.h>
22
23/* Type representing a Unicode character.  */
24typedef uint32_t ucs4_t;
25
26/* Attribute of a function whose result depends only on the arguments
27   (not pointers!) and which has no side effects.  */
28#ifndef _UC_ATTRIBUTE_CONST
29# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
30#  define _UC_ATTRIBUTE_CONST __attribute__ ((__const__))
31# else
32#  define _UC_ATTRIBUTE_CONST
33# endif
34#endif
35
36/* Attribute of a function whose result depends only on the arguments
37   (possibly pointers) and global memory, and which has no side effects.  */
38#ifndef _UC_ATTRIBUTE_PURE
39# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
40#  define _UC_ATTRIBUTE_PURE __attribute__ ((__pure__))
41# else
42#  define _UC_ATTRIBUTE_PURE
43# endif
44#endif
45
46#endif /* _UNITYPES_H */
47