/* Copyright (C) 1996-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library 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 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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 the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#ifdef HAVE_CONFIG_H

# include "config.h"

#endif

#include <stdio.h>

#include <sys/types.h>

#if defined _LIBC || defined STDC_HEADERS

# include <stdlib.h>

# include <string.h>

#else

char *malloc ();

#endif

#undef __strndup

#undef strndup

#ifndef weak_alias

# define __strndup strndup

#endif

char *

__strndup (const char *s, size_t n)

{

  size_t len = __strnlen (s, n);

  char *new = (char *) malloc (len + 1);

  if (new == NULL)

    return NULL;

  new[len] = '\0';

  return (char *) memcpy (new, s, len);

}

#ifdef libc_hidden_def

libc_hidden_def (__strndup)

#endif

#ifdef weak_alias

weak_alias (__strndup, strndup)

#endif