| /* openat -- Open a file named relative to an open directory. Hurd version. |
| Copyright (C) 2006-2014 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 <stdarg.h> |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <sys/stat.h> |
| #include <hurd.h> |
| #include <hurd/fd.h> |
| |
| /* Open FILE with access OFLAG. Interpret relative paths relative to |
| the directory associated with FD. If OFLAG includes O_CREAT, a |
| third argument is the file protection. */ |
| int |
| __openat (fd, file, oflag) |
| int fd; |
| const char *file; |
| int oflag; |
| { |
| mode_t mode; |
| io_t port; |
| |
| if (oflag & O_CREAT) |
| { |
| va_list arg; |
| va_start (arg, oflag); |
| mode = va_arg (arg, mode_t); |
| va_end (arg); |
| } |
| else |
| mode = 0; |
| |
| port = __file_name_lookup_at (fd, 0, file, oflag, mode); |
| if (port == MACH_PORT_NULL) |
| return -1; |
| |
| return _hurd_intern_fd (port, oflag, 1); |
| } |
| libc_hidden_def (__openat) |
| weak_alias (__openat, openat) |
| |
| /* openat64 is just the same as openat for us. */ |
| weak_alias (__openat, __openat64) |
| libc_hidden_weak (__openat64) |
| weak_alias (__openat, openat64) |