36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
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/* Copyright (C) 1998-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <wchar.h>
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#ifdef WCSNLEN
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# define __wcsnlen WCSNLEN
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#endif
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/* Return length of string S at most maxlen. */
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size_t
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__wcsnlen (const wchar_t *s, size_t maxlen)
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{
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const wchar_t *ret = __wmemchr (s, L'\0', maxlen);
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if (ret)
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maxlen = ret - s;
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return maxlen;
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}
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#ifndef WCSNLEN
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weak_alias (__wcsnlen, wcsnlen)
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#endif
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