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 Tim J. Robbins.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
*** 24,53 ****
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include "lint.h"
  #include <errno.h>
  #include <string.h>
  #include <wctype.h>
  
  enum {
          _WCT_ERROR      = 0,
          _WCT_TOLOWER    = 1,
          _WCT_TOUPPER    = 2
  };
  
  wint_t
! towctrans(wint_t wc, wctrans_t desc)
  {
- 
          switch (desc) {
          case _WCT_TOLOWER:
!                 wc = towlower(wc);
                  break;
          case _WCT_TOUPPER:
!                 wc = towupper(wc);
                  break;
          case _WCT_ERROR:
          default:
                  errno = EINVAL;
                  break;
--- 25,55 ----
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include "lint.h"
+ #include <note.h>
  #include <errno.h>
  #include <string.h>
  #include <wctype.h>
+ #include <locale.h>
  
  enum {
          _WCT_ERROR      = 0,
          _WCT_TOLOWER    = 1,
          _WCT_TOUPPER    = 2
  };
  
  wint_t
! towctrans_l(wint_t wc, wctrans_t desc, locale_t loc)
  {
          switch (desc) {
          case _WCT_TOLOWER:
!                 wc = towlower_l(wc, loc);
                  break;
          case _WCT_TOUPPER:
!                 wc = towupper_l(wc, loc);
                  break;
          case _WCT_ERROR:
          default:
                  errno = EINVAL;
                  break;
*** 54,65 ****
          }
  
          return (wc);
  }
  
  wctrans_t
! wctrans(const char *charclass)
  {
          struct {
                  const char      *name;
                  wctrans_t        trans;
          } ccls[] = {
--- 56,77 ----
          }
  
          return (wc);
  }
  
+ wint_t
+ towctrans(wint_t wc, wctrans_t desc)
+ {
+         return (towctrans_l(wc, desc, uselocale(NULL)));
+ }
+ 
+ /*
+  * For *now* we don't support locale sensitive transforms besides toupper
+  * and tolower.
+  */
  wctrans_t
! wctrans_l(const char *charclass, locale_t loc)
  {
          struct {
                  const char      *name;
                  wctrans_t        trans;
          } ccls[] = {
*** 66,79 ****
--- 78,98 ----
                  { "tolower",    _WCT_TOLOWER },
                  { "toupper",    _WCT_TOUPPER },
                  { NULL,         _WCT_ERROR },           /* Default */
          };
          int i;
+         _NOTE(ARGUNUSED(loc));
  
          i = 0;
          while (ccls[i].name != NULL && strcmp(ccls[i].name, charclass) != 0)
                  i++;
  
          if (ccls[i].trans == _WCT_ERROR)
                  errno = EINVAL;
          return (ccls[i].trans);
+ }
+ 
+ wctrans_t
+ wctrans(const char *charclass)
+ {
+         return (wctrans_l(charclass, uselocale(NULL)));
  }