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4d8015639a
This patch rewrites wcscpy using wcslen and wmemcpy. This is similar
to the optimization done on strcpy by b863d2bc4d.
Checked on x86_64-linux-gnu.
* wcsmbs/wcscpy.c (__wcpcpy): Rewrite using wcslen and wmemcpy.
36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* Copyright (C) 1995-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
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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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<http://www.gnu.org/licenses/>. */
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#include <wchar.h>
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#ifdef WCSCPY
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# define __wcscpy WCSCPY
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#endif
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/* Copy SRC to DEST. */
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wchar_t *
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__wcscpy (wchar_t *dest, const wchar_t *src)
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{
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return __wmemcpy (dest, src, __wcslen (src) + 1);
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}
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#ifndef WCSCPY
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weak_alias (__wcscpy, wcscpy)
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libc_hidden_def (__wcscpy)
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#endif
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