1 /*
2  * include/proto/signal.h
3  * Asynchronous signal delivery functions.
4  *
5  * Copyright 2000-2010 Willy Tarreau <w@1wt.eu>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version
10  * 2 of the License, or (at your option) any later version.
11  *
12  */
13 
14 #include <signal.h>
15 #include <common/standard.h>
16 #include <common/hathreads.h>
17 
18 #include <types/signal.h>
19 #include <types/task.h>
20 
21 extern int signal_queue_len;
22 extern struct signal_descriptor signal_state[];
23 extern struct pool_head *pool_head_sig_handlers;
24 
25 __decl_hathreads(extern HA_SPINLOCK_T signals_lock);
26 
27 void signal_handler(int sig);
28 void __signal_process_queue();
29 int signal_init();
30 void deinit_signals();
31 struct sig_handler *signal_register_fct(int sig, void (*fct)(struct sig_handler *), int arg);
32 struct sig_handler *signal_register_task(int sig, struct task *task, int reason);
33 void signal_unregister_handler(struct sig_handler *handler);
34 void signal_unregister_target(int sig, void *target);
35 
signal_process_queue()36 static inline void signal_process_queue()
37 {
38 	if (unlikely(signal_queue_len > 0))
39 		__signal_process_queue();
40 }
41 
42 /*
43  * Local variables:
44  *  c-indent-level: 8
45  *  c-basic-offset: 8
46  * End:
47  */
48