/* Elementary types and macros for the GNU UniString library.

   Copyright (C) 2002, 2005-2006, 2009-2018 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify it

   under the terms of the GNU General Public License as published

   by the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#ifndef _UNITYPES_H

#define _UNITYPES_H

/* Get uint8_t, uint16_t, uint32_t.  */

#include <stdint.h>

/* Type representing a Unicode character.  */

typedef uint32_t ucs4_t;

/* Attribute of a function whose result depends only on the arguments

   (not pointers!) and which has no side effects.  */

#ifndef _UC_ATTRIBUTE_CONST

# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)

#  define _UC_ATTRIBUTE_CONST __attribute__ ((__const__))

# else

#  define _UC_ATTRIBUTE_CONST

# endif

#endif

/* Attribute of a function whose result depends only on the arguments

   (possibly pointers) and global memory, and which has no side effects.  */

#ifndef _UC_ATTRIBUTE_PURE

# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)

#  define _UC_ATTRIBUTE_PURE __attribute__ ((__pure__))

# else

#  define _UC_ATTRIBUTE_PURE

# endif

#endif

#endif /* _UNITYPES_H */