52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
|
/* unlinkat -- Remove a name relative to an open directory. Hurd version.
|
||
|
|
Copyright (C) 2006-2022 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 <stddef.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <hurd.h>
|
||
|
|
#include <hurd/fd.h>
|
||
|
|
|
||
|
|
|
||
|
|
/* Remove the link named NAME. */
|
||
|
|
int
|
||
|
|
unlinkat (int fd, const char *name, int flag)
|
||
|
|
{
|
||
|
|
error_t err;
|
||
|
|
file_t dir;
|
||
|
|
const char *file;
|
||
|
|
|
||
|
|
if ((flag &~ AT_REMOVEDIR) != 0)
|
||
|
|
{
|
||
|
|
__set_errno (EINVAL);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
dir = __directory_name_split_at (fd, name, (char **) &file);
|
||
|
|
if (dir == MACH_PORT_NULL)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
err = ((flag & AT_REMOVEDIR) ? __dir_rmdir : __dir_unlink) (dir, file);
|
||
|
|
__mach_port_deallocate (__mach_task_self (), dir);
|
||
|
|
|
||
|
|
if (err)
|
||
|
|
return __hurd_fail (err);
|
||
|
|
return 0;
|
||
|
|
}
|