| /* Obtain handle for an open file via a handle. Linux implementation. |
| Copyright (C) 2017-2018 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 <fcntl.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <sysdep-cancel.h> |
| |
| int |
| open_by_handle_at (int mount_fd, struct file_handle *handle, int flags) |
| { |
| #ifdef __NR_open_by_handle_at |
| return SYSCALL_CANCEL (open_by_handle_at, mount_fd, handle, flags); |
| #else |
| __set_errno (ENOSYS); |
| return -1; |
| #endif |
| } |
| |
| #ifndef __NR_open_by_handle_at |
| stub_warning (open_by_handle_at) |
| #endif |