projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| a7333da7 JG |
1 | /* |
| 2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
| 3 | * Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 4 | * 2013 - Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License, version 2 only, | |
| 8 | * as published by the Free Software Foundation. | |
| 9 | * | |
| 10 | * This program is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | * GNU General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU General Public License along | |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 | */ | |
| 19 | ||
| 20 | #include <signal.h> | |
| 21 | #include "lttng-sessiond.h" | |
| 22 | ||
| 23 | /* Notify parents that we are ready for cmd and health check */ | |
| 24 | void sessiond_signal_parents(void) | |
| 25 | { | |
| 26 | /* | |
| 27 | * Notify parent pid that we are ready to accept command | |
| 28 | * for client side. This ppid is the one from the | |
| 29 | * external process that spawned us. | |
| 30 | */ | |
| 31 | if (config.sig_parent) { | |
| 32 | kill(ppid, SIGUSR1); | |
| 33 | } | |
| 34 | ||
| 35 | /* | |
| 36 | * Notify the parent of the fork() process that we are | |
| 37 | * ready. | |
| 38 | */ | |
| 39 | if (config.daemonize || config.background) { | |
| 40 | kill(child_ppid, SIGUSR1); | |
| 41 | } | |
| 42 | } |