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doc: Clarify Msg documentation.
[bertos.git]
/
bertos
/
kern
/
msg.h
diff --git
a/bertos/kern/msg.h
b/bertos/kern/msg.h
index 32232c56e018d3e2d487bddfb318fc840a50a96c..f00f6060294e224edd97c65c2abea38a23fc6ce6 100644
(file)
--- a/
bertos/kern/msg.h
+++ b/
bertos/kern/msg.h
@@
-67,6
+67,11
@@
* receiver wakes up, it usually invokes msg_get() to pick
* the next message from the port.
*
* receiver wakes up, it usually invokes msg_get() to pick
* the next message from the port.
*
+ * \note
+ * When you put a message into a port, such message becomes
+ * unavailable until you retrieve it using msg_get(), eg.
+ * you must not delete it or put it into another port.
+ *
* Message ports can hold any number of pending messages,
* and receivers usually process them in FIFO order.
* Other scheduling policies are possible, but not implemented
* Message ports can hold any number of pending messages,
* and receivers usually process them in FIFO order.
* Other scheduling policies are possible, but not implemented