/* Multiple versions of memcpy. All versions must be listed in ifunc-impl-list.c. Copyright (C) 2017-2019 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ /* Define multiple versions only for the definition in libc. */ #if IS_IN (libc) # define memcpy __redirect_memcpy # include # undef memcpy # define SYMBOL_NAME memcpy # include "ifunc-memmove.h" libc_ifunc_redirected (__redirect_memcpy, __new_memcpy, IFUNC_SELECTOR ()); # ifdef SHARED __hidden_ver1 (__new_memcpy, __GI_memcpy, __redirect_memcpy) __attribute__ ((visibility ("hidden"))); # endif # include versioned_symbol (libc, __new_memcpy, memcpy, GLIBC_2_14); #endif