From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- sysdeps/mach/hurd/fdopendir.c | 58 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 sysdeps/mach/hurd/fdopendir.c (limited to 'sysdeps/mach/hurd/fdopendir.c') diff --git a/sysdeps/mach/hurd/fdopendir.c b/sysdeps/mach/hurd/fdopendir.c new file mode 100644 index 0000000000..016f825f1d --- /dev/null +++ b/sysdeps/mach/hurd/fdopendir.c @@ -0,0 +1,58 @@ +/* Open a directory stream from a file descriptor. Hurd version. + Copyright (C) 2005, 2006 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include +#include + +DIR *_hurd_fd_opendir (struct hurd_fd *d); /* opendir.c */ + +/* Open a directory stream on FD. */ +DIR * +__fdopendir (int fd) +{ + struct hurd_fd *d = _hurd_fd_get (fd); + + if (d == NULL) + { + errno = EBADF; + return NULL; + } + + /* Ensure that it's a directory. */ + error_t err = HURD_FD_PORT_USE + (d, ({ + file_t dir = __file_name_lookup_under (port, "/", + O_DIRECTORY | O_NOTRANS, 0);; + if (dir != MACH_PORT_NULL) + __mach_port_deallocate (__mach_task_self (), dir); + dir != MACH_PORT_NULL ? 0 : errno; + })); + + if (err) + { + errno = err; + return NULL; + } + + return _hurd_fd_opendir (d); +} +weak_alias (__fdopendir, fdopendir) -- cgit 1.4.1