/* Copyright (C) 1995-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.

   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/>.  */

#include <wchar.h>

#ifndef WCSCMP

# define WCSCMP __wcscmp

#endif

/* Compare S1 and S2, returning less than, equal to or

   greater than zero if S1 is lexicographically less than,

   equal to or greater than S2.	 */

int

WCSCMP (const wchar_t *s1, const wchar_t *s2)

{

  wchar_t c1, c2;

  do

    {

      c1 = *s1++;

      c2 = *s2++;

      if (c2 == L'\0')

	return c1 - c2;

    }

  while (c1 == c2);

  return c1 < c2 ? -1 : 1;

}

libc_hidden_def (WCSCMP)

weak_alias (WCSCMP, wcscmp)