+
−/* Duplicate a wide string.
+
−   Copyright (C) 1999, 2011-2014 Free Software Foundation, Inc.
+
−   Written by Bruno Haible <bruno@clisp.org>, 1999.
+
−
+
−   This program is free software: you can redistribute it and/or modify
+
−   it under the terms of the GNU General Public License as published by
+
−   the Free Software Foundation; either version 3 of the License, or
+
−   (at your option) any later version.
+
−
+
−   This program is distributed in the hope that it will be useful,
+
−   but WITHOUT ANY WARRANTY; without even the implied warranty of
+
−   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+
−   GNU General Public License for more details.
+
−
+
−   You should have received a copy of the GNU General Public License
+
−   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
−
+
−wchar_t *
+
−wcsdup (const wchar_t *s)
+
−{
+
−  size_t n = wcslen (s) + 1;
+
−  wchar_t *copy = (wchar_t *) malloc (n * sizeof (wchar_t));
+
−  if (copy != NULL)
+
−    return wmemcpy (copy, s, n);
+
−  else
+
−    /* The glibc documentation does not say that errno should be set to ENOMEM
+
−       here.  */
+
−    return NULL;
+
−}