diff options
Diffstat (limited to 'REORG.TODO/sysdeps/mach/hurd/fdatasync.c')
-rw-r--r-- | REORG.TODO/sysdeps/mach/hurd/fdatasync.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/mach/hurd/fdatasync.c b/REORG.TODO/sysdeps/mach/hurd/fdatasync.c new file mode 100644 index 0000000000..379f8b6f9e --- /dev/null +++ b/REORG.TODO/sysdeps/mach/hurd/fdatasync.c @@ -0,0 +1,37 @@ +/* Copyright (C) 1991-2017 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 <unistd.h> +#include <hurd.h> +#include <hurd/fd.h> + +/* Make all changes done to FD's file data actually appear on disk. */ +int +fdatasync (int fd) +{ + error_t err = HURD_DPORT_USE (fd, __file_sync (port, 1, 1)); + if (err) + { + if (err == EOPNOTSUPP) + /* If the file descriptor does not support sync, return EINVAL + as POSIX specifies. */ + err = EINVAL; + return __hurd_dfail (fd, err); + } + return 0; +} |