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) 1989, 1993
  *      The Regents of the University of California.  All rights reserved.
  * (c) UNIX System Laboratories, Inc.
  * All or some portions of this file are derived from material licensed

@@ -35,21 +36,29 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 
 #include "lint.h"
+#include <locale.h>
 #include <wchar.h>
+#include <xlocale.h>
 
 int
-wcswidth(const wchar_t *pwcs, size_t n)
+wcswidth_l(const wchar_t *pwcs, size_t n, locale_t loc)
 {
         wchar_t wc;
         int len, l;
 
         len = 0;
         while (n-- > 0 && (wc = *pwcs++) != L'\0') {
-                if ((l = wcwidth(wc)) < 0)
+                if ((l = wcwidth_l(wc, loc)) < 0)
                         return (-1);
                 len += l;
         }
         return (len);
+}
+
+int
+wcswidth(const wchar_t *pwcs, size_t n)
+{
+        return (wcswidth_l(pwcs, n, uselocale(NULL)));
 }