Can be used to change the callback member declaration in each
watcher, and the way callbacks are invoked. Must expand to a struct
member definition and a statement, respectively. See the ev.v
- header file for their default definitions.
+ header file for their default definitions. One possible use for overriding
+ these is to avoid the ev_loop pointer as first argument in all cases, or
+ to use method calls instead of plain function calls in C++.
EXAMPLES