locale/xlocale.h

   1 /* Definition of locale datatype.
   2    Copyright (C) 1997,2000,2002,2009 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #ifndef _XLOCALE_H
  22 #define _XLOCALE_H      1
  23
  24 /* Structure for reentrant locale using functions.  This is an
  25    (almost) opaque type for the user level programs.  The file and
  26    this data structure is not standardized.  Don't rely on it.  It can
  27    go away without warning.  */
  28 typedef struct __locale_struct
  29 {
  30   /* Note: LC_ALL is not a valid index into this array.  */
  31   struct locale_data *__locales[13]; /* 13 = __LC_LAST. */
  32
  33   /* To increase the speed of this solution we add some special members.  */
  34   const unsigned short int *__ctype_b;
  35   const int *__ctype_tolower;
  36   const int *__ctype_toupper;
  37
  38   /* Note: LC_ALL is not a valid index into this array.  */
  39   const char *__names[13];
  40 } *__locale_t;
  41
  42 /* POSIX 2008 makes locale_t official.  */
  43 typedef __locale_t locale_t;
  44
  45 #endif /* xlocale.h */