/* Copy UTF-8/UTF-16/UTF-32 string.
   Copyright (C) 1999, 2002, 2006, 2009-2020 Free Software Foundation, Inc.
   Written by Bruno Haible <bruno@clisp.org>, 2002.

   This program 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 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
   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/>.  */

UNIT *
FUNC (UNIT *dest, const UNIT *src, size_t n)
{
  for (; n > 0 && (*dest = *src) != 0; src++, dest++, n--)
    ;

  /* This behavior is rarely useful, but it is here for consistency with
     strncpy and wcsncpy.  */
  {
    UNIT *destptr = dest;

    for (; n > 0; n--)
      *destptr++ = 0;
  }

  return dest;
}