1 /* Multiple versions of mempcpy. 2 All versions must be listed in ifunc-impl-list.c. 3 Copyright (C) 2017-2021 Free Software Foundation, Inc. 4 This file is part of the GNU C Library. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library; if not, see 18 <https://www.gnu.org/licenses/>. */ 19 20 /* Define multiple versions only for the definition in libc. */ 21 #if IS_IN (libc) 22 # define mempcpy __redirect_mempcpy 23 # define __mempcpy __redirect___mempcpy 24 # define NO_MEMPCPY_STPCPY_REDIRECT 25 # define __NO_STRING_INLINES 26 # include <string.h> 27 # undef mempcpy 28 # undef __mempcpy 29 30 # define SYMBOL_NAME mempcpy 31 # include "ifunc-memmove.h" 32 33 libc_ifunc_redirected (__redirect_mempcpy, __mempcpy, IFUNC_SELECTOR ()); 34 35 weak_alias (__mempcpy, mempcpy) 36 # ifdef SHARED 37 __hidden_ver1 (__mempcpy, __GI___mempcpy, __redirect___mempcpy) 38 __attribute__ ((visibility ("hidden"))) __attribute_copy__ (mempcpy); 39 __hidden_ver1 (mempcpy, __GI_mempcpy, __redirect_mempcpy) 40 __attribute__ ((visibility ("hidden"))) __attribute_copy__ (mempcpy); 41 # endif 42 #endif 43