Blame sysdeps/x86_64/multiarch/memcpy.c

Packit 6c4009
/* Multiple versions of memcpy.
Packit 6c4009
   All versions must be listed in ifunc-impl-list.c.
Packit 6c4009
   Copyright (C) 2017-2018 Free Software Foundation, Inc.
Packit 6c4009
   This file is part of the GNU C Library.
Packit 6c4009
Packit 6c4009
   The GNU C Library is free software; you can redistribute it and/or
Packit 6c4009
   modify it under the terms of the GNU Lesser General Public
Packit 6c4009
   License as published by the Free Software Foundation; either
Packit 6c4009
   version 2.1 of the License, or (at your option) any later version.
Packit 6c4009
Packit 6c4009
   The GNU C Library is distributed in the hope that it will be useful,
Packit 6c4009
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit 6c4009
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit 6c4009
   Lesser General Public License for more details.
Packit 6c4009
Packit 6c4009
   You should have received a copy of the GNU Lesser General Public
Packit 6c4009
   License along with the GNU C Library; if not, see
Packit 6c4009
   <http://www.gnu.org/licenses/>.  */
Packit 6c4009
Packit 6c4009
/* Define multiple versions only for the definition in libc.  */
Packit 6c4009
#if IS_IN (libc)
Packit 6c4009
# define memcpy __redirect_memcpy
Packit 6c4009
# include <string.h>
Packit 6c4009
# undef memcpy
Packit 6c4009
Packit 6c4009
# define SYMBOL_NAME memcpy
Packit 6c4009
# include "ifunc-memmove.h"
Packit 6c4009
Packit 6c4009
libc_ifunc_redirected (__redirect_memcpy, __new_memcpy,
Packit 6c4009
		       IFUNC_SELECTOR ());
Packit 6c4009
Packit 6c4009
# ifdef SHARED
Packit 6c4009
__hidden_ver1 (__new_memcpy, __GI_memcpy, __redirect_memcpy)
Packit 6c4009
  __attribute__ ((visibility ("hidden")));
Packit 6c4009
# endif
Packit 6c4009
Packit 6c4009
# include <shlib-compat.h>
Packit 6c4009
versioned_symbol (libc, __new_memcpy, memcpy, GLIBC_2_14);
Packit 6c4009
#endif