wcsmbs/mbrlen.c


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/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>

   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>

/* The mbrlen function has an internal shift state which gets used if
   the PS parameter is NULL.  */
static mbstate_t internal;


size_t
__mbrlen (const char *s, size_t n, mbstate_t *ps)
{
  return __mbrtowc (NULL, s, n, ps ?: &internal);
}
libc_hidden_def (__mbrlen)
weak_alias (__mbrlen, mbrlen)