@ -4,6 +4,7 @@ WISH? monotonic clocks times/GetTickCount for coarse corrections?
- new function: ev_now_update (loop).
- verify_watcher was not marked static.
- improve the "associating..." manpage section.
3.43 Sun Jul 6 05:34:41 CEST 2008
- include more include files on windows to get struct _stati64
@ -1008,7 +1008,11 @@ data:
struct whatever *mostinteresting;
struct my_io w;
ev_io_init (&w.io, my_cb, fd, EV_READ);
And since your callback will be called with a pointer to the watcher, you
can cast it back to your own type:
@ -1022,8 +1026,8 @@ can cast it back to your own type:
More interesting and less C-conformant ways of casting your callback type
instead have been omitted.
Another common scenario is having some data structure with multiple
Another common scenario is to use some data structure with multiple
@ -1032,8 +1036,10 @@ watchers:
In this case getting the pointer to C<my_biggy> is a bit more complicated,
you need to use C<offsetof>:
In this case getting the pointer to C<my_biggy> is a bit more
complicated: Either you store the address of your C<my_biggy> struct
in the C<data> member of the watcher, or you need to use some pointer
arithmetic using C<offsetof> inside your watchers: