/* Set a host configuration item kept as the whole contents of a file. Copyright (C) 1996, 1997, 1999 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 Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <fcntl.h> #include <hurd.h> #include "hurdhost.h" ssize_t _hurd_set_host_config (const char *item, const char *value, size_t valuelen) { error_t err; mach_msg_type_number_t nwrote; file_t new, dir; char *name; dir = __file_name_split (item, &name); if (dir == MACH_PORT_NULL) return -1; /* Create a new node. */ err = __dir_mkfile (dir, O_CREAT|O_TRUNC, 0644, &new); if (! err) { /* Write the contents. */ err = __io_write (new, value, valuelen, 0, &nwrote); if (! err) /* Atomically link the new node onto the name. */ err = __dir_link (dir, new, name, 0); __mach_port_deallocate (__mach_task_self (), new); } __mach_port_deallocate (__mach_task_self (), dir); return err ? __hurd_fail (err) : nwrote; }