diff options
Diffstat (limited to 'source4/lib/util/become_daemon.c')
| -rw-r--r-- | source4/lib/util/become_daemon.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/source4/lib/util/become_daemon.c b/source4/lib/util/become_daemon.c deleted file mode 100644 index 034114eade..0000000000 --- a/source4/lib/util/become_daemon.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - Unix SMB/CIFS implementation. - Samba utility functions - Copyright (C) Andrew Tridgell 1992-1998 - Copyright (C) Jeremy Allison 2001-2002 - Copyright (C) Simo Sorce 2001 - Copyright (C) Jim McDonough (jmcd@us.ibm.com) 2003. - Copyright (C) James J Myers 2003 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "includes.h" -#include "system/filesys.h" -#include "system/locale.h" - -/******************************************************************* - Close the low 3 fd's and open dev/null in their place. -********************************************************************/ -static void close_low_fds(bool stderr_too) -{ -#ifndef VALGRIND - int fd; - int i; - - close(0); - close(1); - - if (stderr_too) - close(2); - - /* try and use up these file descriptors, so silly - library routines writing to stdout etc won't cause havoc */ - for (i=0;i<3;i++) { - if (i == 2 && !stderr_too) - continue; - - fd = open("/dev/null",O_RDWR,0); - if (fd < 0) - fd = open("/dev/null",O_WRONLY,0); - if (fd < 0) { - DEBUG(0,("Can't open /dev/null\n")); - return; - } - if (fd != i) { - DEBUG(0,("Didn't get file descriptor %d\n",i)); - return; - } - } -#endif -} - -/** - Become a daemon, discarding the controlling terminal. -**/ - -_PUBLIC_ void become_daemon(bool Fork) -{ - if (Fork) { - if (fork()) { - _exit(0); - } - } - - /* detach from the terminal */ -#ifdef HAVE_SETSID - setsid(); -#elif defined(TIOCNOTTY) - { - int i = open("/dev/tty", O_RDWR, 0); - if (i != -1) { - ioctl(i, (int) TIOCNOTTY, (char *)0); - close(i); - } - } -#endif /* HAVE_SETSID */ - - /* Close fd's 0,1,2. Needed if started by rsh */ - close_low_fds(false); /* Don't close stderr, let the debug system - attach it to the logfile */ -} - |