2964 need POSIX 2008 locale object support

*** 2,11 ****
--- 2,16 ----
   * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
   * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org>
   * Copyright (c) 1991, 1993
   *      The Regents of the University of California.  All rights reserved.
   *
+  * Copyright (c) 2011 The FreeBSD Foundation
+  * All rights reserved.
+  * Portions of this software were developed by David Chisnall
+  * under sponsorship from the FreeBSD Foundation.
+  *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
*** 45,73 ****
   * Because localeconv() may be called many times (especially by library
   * routines like printf() & strtod()), the approprate members of the
   * lconv structure are computed only when the monetary or numeric
   * locale has been changed.
   */
- int __mlocale_changed = 1;
- int __nlocale_changed = 1;
  
  /*
   * Return the current locale conversion.
   */
  struct lconv *
! localeconv(void)
  {
!         static struct lconv ret;
  
!         if (__mlocale_changed) {
                  /* LC_MONETARY part */
                  struct lc_monetary_T *mptr;
  
! #define M_ASSIGN_STR(NAME) (ret.NAME = (char *)mptr->NAME)
! #define M_ASSIGN_CHAR(NAME) (ret.NAME = mptr->NAME[0])
  
!                 mptr = __get_current_monetary_locale();
                  M_ASSIGN_STR(int_curr_symbol);
                  M_ASSIGN_STR(currency_symbol);
                  M_ASSIGN_STR(mon_decimal_point);
                  M_ASSIGN_STR(mon_thousands_sep);
                  M_ASSIGN_STR(mon_grouping);
--- 50,77 ----
   * Because localeconv() may be called many times (especially by library
   * routines like printf() & strtod()), the approprate members of the
   * lconv structure are computed only when the monetary or numeric
   * locale has been changed.
   */
  
  /*
   * Return the current locale conversion.
   */
  struct lconv *
! localeconv_l(locale_t loc)
  {
!         FIX_LOCALE(loc);
!         struct lconv *ret = &loc->lconv;
  
!         if (loc->monetary_locale_changed) {
                  /* LC_MONETARY part */
                  struct lc_monetary_T *mptr;
  
! #define M_ASSIGN_STR(NAME) (ret->NAME = (char *)mptr->NAME)
! #define M_ASSIGN_CHAR(NAME) (ret->NAME = mptr->NAME[0])
  
!                 mptr = __get_current_monetary_locale(loc);
                  M_ASSIGN_STR(int_curr_symbol);
                  M_ASSIGN_STR(currency_symbol);
                  M_ASSIGN_STR(mon_decimal_point);
                  M_ASSIGN_STR(mon_thousands_sep);
                  M_ASSIGN_STR(mon_grouping);
*** 85,107 ****
                  M_ASSIGN_CHAR(int_n_cs_precedes);
                  M_ASSIGN_CHAR(int_p_sep_by_space);
                  M_ASSIGN_CHAR(int_n_sep_by_space);
                  M_ASSIGN_CHAR(int_p_sign_posn);
                  M_ASSIGN_CHAR(int_n_sign_posn);
!                 __mlocale_changed = 0;
          }
  
!         if (__nlocale_changed) {
                  /* LC_NUMERIC part */
                  struct lc_numeric_T *nptr;
  
! #define N_ASSIGN_STR(NAME) (ret.NAME = (char *)nptr->NAME)
  
!                 nptr = __get_current_numeric_locale();
                  N_ASSIGN_STR(decimal_point);
                  N_ASSIGN_STR(thousands_sep);
                  N_ASSIGN_STR(grouping);
!                 __nlocale_changed = 0;
          }
  
!         return (&ret);
  }
--- 89,117 ----
                  M_ASSIGN_CHAR(int_n_cs_precedes);
                  M_ASSIGN_CHAR(int_p_sep_by_space);
                  M_ASSIGN_CHAR(int_n_sep_by_space);
                  M_ASSIGN_CHAR(int_p_sign_posn);
                  M_ASSIGN_CHAR(int_n_sign_posn);
!                 loc->monetary_locale_changed = 0;
          }
  
!         if (loc->numeric_locale_changed) {
                  /* LC_NUMERIC part */
                  struct lc_numeric_T *nptr;
  
! #define N_ASSIGN_STR(NAME) (ret->NAME = (char *)nptr->NAME)
  
!                 nptr = __get_current_numeric_locale(loc);
                  N_ASSIGN_STR(decimal_point);
                  N_ASSIGN_STR(thousands_sep);
                  N_ASSIGN_STR(grouping);
!                 loc->numeric_locale_changed = 0;
          }
  
!         return (ret);
! }
! 
! struct lconv *
! localeconv(void)
! {
!         return (localeconv_l(__get_locale()));
  }