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 3 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, see <http://www.gnu.org/licenses/>.
19 * Tom Cort <tom.cort@state.vt.us>
22 #define _XOPEN_SOURCE 500
32 * Counter for the number of running threads.
37 * A lock used to serialize access to cnt.
39 pthread_mutex_t mon_lock
;
42 * initialize monitor variables
46 pthread_mutex_init(&mon_lock
, 0);
51 * increments the thread count
55 pthread_mutex_lock(&mon_lock
);
57 pthread_mutex_unlock(&mon_lock
);
61 * decrements the thread count
65 pthread_mutex_lock(&mon_lock
);
67 pthread_mutex_unlock(&mon_lock
);
71 * waits until no threads are running
72 * blocks new threads from being created
79 pthread_mutex_lock(&mon_lock
);
82 /* Do NOT release lock; we don't want any more threads starting */
85 pthread_mutex_unlock(&mon_lock
);