chmsg.h File Reference

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Detailed Description

Messages macros and structures.

Definition in file chmsg.h.

Go to the source code of this file.

Functions
msg_t	chMsgSend (Thread *tp, msg_t msg)
	Sends a message to the specified thread.
Thread *	chMsgWait (void)
	Suspends the thread and waits for an incoming message.
void	chMsgRelease (Thread *tp, msg_t msg)
	Releases a sender thread specifying a response message.
Defines
Macro Functions
#define	chMsgIsPendingI(tp)   ((tp)->p_msgqueue.p_next != (Thread *)&(tp)->p_msgqueue)
	Evaluates to TRUE if the thread has pending messages.
#define	chMsgGet(tp)   ((tp)->p_msg)
	Returns the message carried by the specified thread.
#define	chMsgReleaseS(tp, msg)   chSchWakeupS(tp, msg)
	Releases the thread waiting on top of the messages queue.