locale/lc-collate.c

   1 /* Define current locale data for LC_COLLATE category.
   2 Copyright (C) 1995, 1996 Free Software Foundation, Inc.
   3 This file is part of the GNU C Library.
   4
   5 The GNU C Library is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU Library General Public License as
   7 published by the Free Software Foundation; either version 2 of the
   8 License, or (at your option) any later version.
   9
  10 The GNU C Library is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 Library General Public License for more details.
  14
  15 You should have received a copy of the GNU Library General Public
  16 License along with the GNU C Library; see the file COPYING.LIB.  If
  17 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18 Boston, MA 02111-1307, USA.  */
  19
  20 #include "localeinfo.h"
  21 #include <endian.h>
  22
  23 _NL_CURRENT_DEFINE (LC_COLLATE);
  24
  25 const u_int32_t *__collate_table;
  26 const u_int32_t *__collate_extra;
  27
  28
  29 void
  30 _nl_postload_collate (void)
  31 {
  32 #if BYTE_ORDER == BIG_ENDIAN
  33 #define bo(x) x##_EB
  34 #elif BYTE_ORDER == LITTLE_ENDIAN
  35 #define bo(x) x##_EL
  36 #else
  37 #error bizarre byte order
  38 #endif
  39 #define paste(a,b) paste1(a,b)
  40 #define paste1(a,b) a##b
  41
  42 #define current(x)                                                            \
  43   ((const unsigned int *) _NL_CURRENT (LC_COLLATE, paste(_NL_COLLATE_,x)))
  44
  45   __collate_table = current (bo (TABLE));
  46   __collate_extra = current (bo (EXTRA));
  47 }