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/* Copyright (C) 1995-2019 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
<https://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)
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