glibc/stdio-common/renameat.c

46 lines
1.3 KiB
C

/* Copyright (C) 2005-2020 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
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
/* Rename the file OLD relative to OLDFD to NEW relative to NEWFD. */
int
__renameat (int oldfd, const char *old, int newfd, const char *new)
{
if ((oldfd < 0 && oldfd != AT_FDCWD) || (newfd < 0 && newfd != AT_FDCWD))
{
__set_errno (EBADF);
return -1;
}
if (old == NULL || new == NULL)
{
__set_errno (EINVAL);
return -1;
}
__set_errno (ENOSYS);
return -1;
}
libc_hidden_def (__renameat)
weak_alias (__renameat, renameat)
stub_warning (renameat)