2 * inoclam - Inotify+ClamAV virus scanner
3 * Copyright (C) 2007 Vermont Department of Taxes
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
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.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * Tom Cort <tom.cort@state.vt.us>
23 #define _XOPEN_SOURCE 500
30 #include "monitor.hxx"
33 * Counter for the number of running threads.
38 * A lock used to serialize access to cnt.
40 pthread_mutex_t mon_lock
;
43 * initialize monitor variables
47 pthread_mutex_init(&mon_lock
, 0);
52 * increments the thread count
56 pthread_mutex_lock(&mon_lock
);
58 pthread_mutex_unlock(&mon_lock
);
62 * decrements the thread count
66 pthread_mutex_lock(&mon_lock
);
68 pthread_mutex_unlock(&mon_lock
);
72 * waits until no threads are running
73 * blocks new threads from being created
80 pthread_mutex_lock(&mon_lock
);
83 /* Do NOT release lock; we don't want any more threads starting */
86 pthread_mutex_unlock(&mon_lock
);