2964 need POSIX 2008 locale object support
Reviewed by: Robert Mustacchi <rm@joyent.com>

*** 1,6 ****
--- 1,7 ----
  /*
+  * Copyright 2013 Garrett D'Amore <garrett@damore.org>
   * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
   * Copyright (c) 2002-2004 Tim J. Robbins.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
*** 27,44 ****
  
  #include "lint.h"
  #include <limits.h>
  #include <stdlib.h>
  #include <wchar.h>
  #include "mblocal.h"
  
  size_t
! mbstowcs(wchar_t *_RESTRICT_KYWD pwcs, const char *_RESTRICT_KYWD s, size_t n)
  {
          static const mbstate_t initial = { 0 };
          mbstate_t mbs;
          const char *sp;
  
          mbs = initial;
          sp = s;
!         return (__mbsnrtowcs(pwcs, &sp, ULONG_MAX, n, &mbs));
  }
--- 28,55 ----
  
  #include "lint.h"
  #include <limits.h>
  #include <stdlib.h>
  #include <wchar.h>
+ #include <locale.h>
  #include "mblocal.h"
+ #include "localeimpl.h"
+ #include "lctype.h"
  
  size_t
! mbstowcs_l(wchar_t *_RESTRICT_KYWD pwcs, const char *_RESTRICT_KYWD s,
!     size_t n, locale_t loc)
  {
          static const mbstate_t initial = { 0 };
          mbstate_t mbs;
          const char *sp;
  
          mbs = initial;
          sp = s;
!         return (loc->ctype->lc_mbsnrtowcs(pwcs, &sp, ULONG_MAX, n, &mbs));
! }
! 
! size_t
! mbstowcs(wchar_t *_RESTRICT_KYWD pwcs, const char *_RESTRICT_KYWD s, size_t n)
! {
!         return (mbstowcs_l(pwcs, s, n, uselocale(NULL)));
  }