35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
/* Copyright (C) 1996-2022 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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/* The generic version of this file assumes that __alignof__(wchar_t) ==
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sizeof (wchar_t). We therefore use this port-specific implementation
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instead. */
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#include <wchar.h>
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/* Copy SRC to DEST, returning the address of the terminating L'\0' in
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DEST. Check for overflows. */
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wchar_t *
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__wcpcpy_chk (wchar_t *dest, const wchar_t *src, size_t destlen)
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{
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do
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if (destlen-- == 0)
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__chk_fail ();
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while ((*dest++ = *src++));
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return dest - 1;
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}
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