Add doxygen to ast_event_subscribe for the description.
Most importantly, note that a NULL description will cause a crash, as I just experienced that firsthand. git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@217158 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@ -78,6 +78,7 @@ typedef void (*ast_event_cb_t)(const struct ast_event *event, void *userdata);
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*
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* \param event_type The type of events to subscribe to
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* \param cb The function to be called with events
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* \param description Description of the subscription.
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* \param userdata data to be passed to the event callback
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*
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* The rest of the arguments to this function specify additional parameters for
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@ -109,6 +110,8 @@ typedef void (*ast_event_cb_t)(const struct ast_event *event, void *userdata);
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* information element, AST_EVENT_IE_MAILBOX, with the same string value
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* contained in peer->mailbox. Also, the event callback will be passed a
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* pointer to the peer.
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*
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* \note A NULL description will cause this function to crash, so watch out!
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*/
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struct ast_event_sub *ast_event_subscribe(enum ast_event_type event_type,
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ast_event_cb_t cb, char *description, void *userdata, ...);
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