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-rw-r--r--ev.h21
1 files changed, 17 insertions, 4 deletions
diff --git a/ev.h b/ev.h
index a862613..3c550e2 100644
--- a/ev.h
+++ b/ev.h
@@ -41,7 +41,8 @@ typedef double ev_tstamp;
#define EV_SIGNAL 0x08
#define EV_IDLE 0x10
#define EV_CHECK 0x20
-#define EV_ERROR (0x3f|0x80)
+#define EV_PREPARE 0x40
+#define EV_ERROR (0x7f|0x80)
/* can be used to add custom fields to all watchers */
#ifndef EV_COMMON
@@ -127,7 +128,14 @@ struct ev_idle
EV_WATCHER (ev_idle);
};
-/* invoked for each run of the mainloop, just before the next blocking vall is initiated */
+/* invoked for each run of the mainloop, just before the blocking call */
+/* you can still change events in any way you like */
+struct ev_prepare
+{
+ EV_WATCHER (ev_prepare);
+};
+
+/* invoked for each run of the mainloop, just after the blocking call */
struct ev_check
{
EV_WATCHER (ev_check);
@@ -168,15 +176,17 @@ void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, voi
#define evtimer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
#define evperiodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0)
#define evsignal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
-#define evcheck_set(ev) /* nop, yes, this is a serious in-joke */
#define evidle_set(ev) /* nop, yes, this is a serious in-joke */
+#define evprepare_set(ev) /* nop, yes, this is a serious in-joke */
+#define evcheck_set(ev) /* nop, yes, this is a serious in-joke */
#define evio_init(ev,cb,fd,events) do { evw_init ((ev), (cb)); evio_set ((ev),(fd),(events)); } while (0)
#define evtimer_init(ev,cb,after,repeat) do { evw_init ((ev), (cb)); evtimer_set ((ev),(after),(repeat)); } while (0)
#define evperiodic_init(ev,cb,at,interval) do { evw_init ((ev), (cb)); evperiodic_set ((ev),(at),(interval)); } while (0)
#define evsignal_init(ev,cb,signum) do { evw_init ((ev), (cb)); evsignal_set ((ev), (signum)); } while (0)
-#define evcheck_init(ev,cb) do { evw_init ((ev), (cb)); evcheck_set ((ev)); } while (0)
#define evidle_init(ev,cb) do { evw_init ((ev), (cb)); evidle_set ((ev)); } while (0)
+#define evprepare_init(ev,cb) do { evw_init ((ev), (cb)); evprepare_set ((ev)); } while (0)
+#define evcheck_init(ev,cb) do { evw_init ((ev), (cb)); evcheck_set ((ev)); } while (0)
#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */
@@ -199,6 +209,9 @@ void evsignal_stop (struct ev_signal *w);
void evidle_start (struct ev_idle *w);
void evidle_stop (struct ev_idle *w);
+void evprepare_start (struct ev_prepare *w);
+void evprepare_stop (struct ev_prepare *w);
+
void evcheck_start (struct ev_check *w);
void evcheck_stop (struct ev_check *w);
#endif