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/* Copy wide character array.
Copyright (C) 1999, 2011-2022 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 1999.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 3 of the
License, or (at your option) any later version.
This file 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
wchar_t *
wmemmove (wchar_t *dest, const wchar_t *src, size_t n)
{
if (dest < src)
{
wchar_t *destptr = dest;
const wchar_t *srcptr = src;
for (; n > 0; n--)
*destptr++ = *srcptr++;
}
else if (dest > src)
{
wchar_t *destptr = dest + n - 1;
const wchar_t *srcptr = src + n - 1;
for (; n > 0; n--)
*destptr-- = *srcptr--;
}
return dest;
}
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