2 dropin.c -- a set of drop-in replacements for libc functions
3 Copyright (C) 2000 Ivo Timmermans <itimmermans@bigfoot.com>,
4 2000 Guus Sliepen <guus@sliepen.warande.net>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 $Id: dropin.c,v 1.1.2.1 2000/11/28 23:23:41 zarq Exp $
25 #include <sys/types.h>
34 int daemon(int nochdir, int noclose)
41 /* Check if forking failed */
49 /* If we are the parent, terminate */
54 /* Detach by becoming the new process group leader */
62 /* Change working directory to the root (to avoid keeping mount points busy) */
69 /* Redirect stdin/out/err to /dev/null */
73 fd = open("/dev/null", O_RDWR);
77 perror("opening /dev/null");
94 #ifndef HAVE_GET_CURRENT_DIR_NAME
96 char *get_current_dir_name(void)