glibc/sysdeps/mach/hurd/fchmodat.c

44 lines
1.3 KiB
C

/* Change the protections of file relative to open directory. Hurd version.
Copyright (C) 2006-2013 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 <errno.h>
#include <fcntl.h>
#include <stddef.h>
#include <unistd.h>
#include <sys/types.h>
#include <hurd.h>
#include <hurd/fd.h>
int
fchmodat (fd, file, mode, flag)
int fd;
const char *file;
mode_t mode;
int flag;
{
error_t err;
file_t port = __file_name_lookup_at (fd, flag, file, 0, 0);
if (port == MACH_PORT_NULL)
return -1;
err = __file_chmod (port, mode);
__mach_port_deallocate (__mach_task_self (), port);
if (err)
return __hurd_fail (err);
return 0;
}