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/*
* include/types/signal.h
* Asynchronous signal delivery functions descriptors.
*
* Copyright 2000-2010 Willy Tarreau <w@1wt.eu>
*
* 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
* 2 of the License, or (at your option) any later version.
*
*/
#ifndef _TYPES_SIGNAL_H
#define _TYPES_SIGNAL_H
#include <signal.h>
#include <common/config.h>
#include <common/mini-clist.h>
#include <common/standard.h>
/* flags for -> flags */
#define SIG_F_ONE_SHOOT 0x0001 /* unregister handler before calling it */
#define SIG_F_TYPE_FCT 0x0002 /* handler is a function + arg */
#define SIG_F_TYPE_TASK 0x0004 /* handler is a task + reason */
/* those are highly dynamic and stored in pools */
struct sig_handler {
struct list list;
void *handler; /* function to call or task to wake up */
int arg; /* arg to pass to function, or signals*/
int flags; /* SIG_F_* */
};
/* one per signal */
struct signal_descriptor {
int count; /* number of times raised */
struct list handlers; /* sig_handler */
};
#endif /* _TYPES_SIGNAL_H */
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* End:
*/
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