diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/memmove.c')
-rw-r--r-- | sysdeps/x86_64/multiarch/memmove.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/x86_64/multiarch/memmove.c b/sysdeps/x86_64/multiarch/memmove.c new file mode 100644 index 0000000000..c615808cc1 --- /dev/null +++ b/sysdeps/x86_64/multiarch/memmove.c @@ -0,0 +1,38 @@ +/* Multiple versions of memmmove. + All versions must be listed in ifunc-impl-list.c. + Copyright (C) 2016-2017 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 + <http://www.gnu.org/licenses/>. */ + +/* Define multiple versions only for the definition in lib and for + DSO. */ +#if IS_IN (libc) +# define memmove __redirect_memmove +# include <string.h> +# undef memmove + +# define SYMBOL_NAME memmove +# include "ifunc-memmove.h" + +libc_ifunc_redirected (__redirect_memmove, __libc_memmove, + IFUNC_SELECTOR ()); + +strong_alias (__libc_memmove, memmove); +# ifdef SHARED +__hidden_ver1 (__libc_memmove, __GI_memmove, __redirect_memmove) + __attribute__ ((visibility ("hidden"))); +# endif +#endif |