glibc/sysdeps/s390/memmove-c.c

38 lines
1.4 KiB
C

/* Fallback C version of memmove.
Copyright (C) 2018-2019 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
<http://www.gnu.org/licenses/>. */
#include <ifunc-memcpy.h>
#if HAVE_MEMMOVE_C
# if HAVE_MEMMOVE_IFUNC
/* If we use ifunc, then the memmove symbol is defined
in sysdeps/s390/memmove.c and we use a different name here.
Otherwise, we have to define memmove here or in
sysdeps/s390/memcpy.S depending on the used default implementation. */
# define MEMMOVE MEMMOVE_C
# if defined SHARED && IS_IN (libc)
/* Define the internal symbol. */
# undef libc_hidden_builtin_def
# define libc_hidden_builtin_def(name) \
__hidden_ver1 (__memmove_c, __GI_memmove, __memmove_c);
# endif
# endif
# include <string/memmove.c>
#endif