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/* Duplicate a wide string.
Copyright (C) 1999, 2011 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;
}
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