signal.h File Reference

#include <cfg/compiler.h>
#include <cfg/macros.h>
#include <cpu/irq.h>
#include <kern/proc.h>

Defines
Signal definitions

#define	SIG_USER0 BV(0)
	Free for user usage.
#define	SIG_USER1 BV(1)
	Free for user usage.
#define	SIG_USER2 BV(2)
	Free for user usage.
#define	SIG_USER3 BV(3)
	Free for user usage.
#define	SIG_SINGLE BV(4)
	Used to wait for a single event.
#define	SIG_SYSTEM5 BV(5)
	Reserved for internal system use.
#define	SIG_SYSTEM6 BV(6)
	Reserved for internal system use.
#define	SIG_TIMEOUT BV(7)
	Reserved for timeout use.
#define	SIG_USER_MAX SIG_SINGLE
	Max number of signals that can be used by drivers or user applications.
Functions
sigmask_t	sig_checkSignal (Signal *s, sigmask_t sigs)
	Check if any of the signals in sigs has occurred and clear them.
sigmask_t	sig_check (sigmask_t sigs)
	Check if any of the signals in sigs has occurred and clear them.
void	sig_send (Process *proc, sigmask_t sig)
	Send the signals sigs to the process proc and immeditaly dispatch it for execution.
void	sig_post (Process *proc, sigmask_t sig)
	Send the signals sigs to the process proc.
sigmask_t	sig_wait (sigmask_t sigs)
	Sleep until any of the signals in sigs occurs.
sigmask_t	sig_waitTimeout (sigmask_t sigs, ticks_t timeout)
	Sleep until any of the signals in sigs or timeout ticks elapse.

Detailed Description

Definition in file signal.h.