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      1 /* Elementary types and macros for the GNU UniString library.
      2    Copyright (C) 2002, 2005-2006, 2009-2012 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.  */
     24 typedef 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