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lib/libc/powerpc64/string/strcpy_resolver.c
- This file was copied from lib/libc/string/strcpy.c.
/*- | /*- | ||||
* SPDX-License-Identifier: BSD-3-Clause | * Copyright (c) 2019 Leandro Lupori | ||||
* | * | ||||
* Copyright (c) 1988, 1993 | |||||
* The Regents of the University of California. All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | * Redistribution and use in source and binary forms, with or without | ||||
* modification, are permitted provided that the following conditions | * modification, are permitted provided that the following conditions | ||||
* are met: | * are met: | ||||
* 1. Redistributions of source code must retain the above copyright | * 1. Redistributions of source code must retain the above copyright | ||||
* notice, this list of conditions and the following disclaimer. | * notice, this list of conditions and the following disclaimer. | ||||
* 2. Redistributions in binary form must reproduce the above copyright | * 2. Redistributions in binary form must reproduce the above copyright | ||||
* notice, this list of conditions and the following disclaimer in the | * notice, this list of conditions and the following disclaimer in the | ||||
* documentation and/or other materials provided with the distribution. | * documentation and/or other materials provided with the distribution. | ||||
* 3. Neither the name of the University nor the names of its contributors | * 3. Neither the name of the author nor the names of its contributors may | ||||
* may be used to endorse or promote products derived from this software | * be used to endorse or promote products derived from this software | ||||
* without specific prior written permission. | |||||
* | * | ||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | ||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||||
* SUCH DAMAGE. | * SUCH DAMAGE. | ||||
*/ | */ | ||||
#if defined(LIBC_SCCS) && !defined(lint) | |||||
static char sccsid[] = "@(#)strcpy.c 8.1 (Berkeley) 6/4/93"; | |||||
#endif /* LIBC_SCCS and not lint */ | |||||
#include <sys/cdefs.h> | #include <sys/cdefs.h> | ||||
__FBSDID("$FreeBSD$"); | __FBSDID("$FreeBSD$"); | ||||
#include <string.h> | #include <machine/cpu.h> | ||||
#include <machine/ifunc.h> | |||||
char * | char * | ||||
strcpy(char * __restrict to, const char * __restrict from) | __strcpy_arch_2_05(char * restrict dst, const char * restrict src); | ||||
{ | |||||
char *save = to; | |||||
for (; (*to = *from); ++from, ++to); | char * | ||||
return(save); | __strcpy(char * restrict dst, const char * restrict src); | ||||
DEFINE_UIFUNC(, char *, strcpy, (char * restrict, const char * restrict)) | |||||
{ | |||||
if (hwcap & PPC_FEATURE_ARCH_2_05) | |||||
return (__strcpy_arch_2_05); | |||||
else | |||||
return (__strcpy); | |||||
} | } |