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40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/* Copyright (C) 1995-2025 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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#ifndef WCSNCAT
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# define WCSNCAT wcsncat
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#endif
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/* Append no more than N wide-character of SRC onto DEST. */
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wchar_t *
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WCSNCAT (wchar_t *dest, const wchar_t *src, size_t n)
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{
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wchar_t *ret = dest;
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/* Find the end of dest. */
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dest += __wcslen (dest);
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size_t ds = __wcsnlen (src, n);
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dest[ds] = L'\0';
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__wmemcpy (dest, src, ds);
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return ret;
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}
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