From 84a7d7f77c05578d9ebfff90672e73f021999d25 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Wed, 17 Nov 1999 12:01:11 +0000
Subject: ev_run() now returns whether the event has been requeued or not.
 ev_run_list() now returns number of events which remain in the list.

---
 lib/event.c | 12 ++++++++----
 lib/event.h |  4 ++--
 2 files changed, 10 insertions(+), 6 deletions(-)

(limited to 'lib')

diff --git a/lib/event.c b/lib/event.c
index e9ae3be..8f72a70 100644
--- a/lib/event.c
+++ b/lib/event.c
@@ -50,11 +50,13 @@ ev_new(pool *p)
   return e;
 }
 
-inline void
+inline int
 ev_run(event *e)
 {
-  if (!e->hook(e->data))
+  int keep = e->hook(e->data);
+  if (!keep)
     ev_postpone(e);
+  return keep;
 }
 
 inline void
@@ -71,14 +73,16 @@ ev_schedule(event *e)
   ev_enqueue(&global_event_list, e);
 }
 
-void
+int
 ev_run_list(event_list *l)
 {
   node *n, *p;
+  int keep = 0;
 
   WALK_LIST_DELSAFE(n, p, *l)
     {
       event *e = SKIP_BACK(event, n, n);
-      ev_run(e);
+      keep += ev_run(e);
     }
+  return keep;
 }
diff --git a/lib/event.h b/lib/event.h
index 0856fbb..32a9a3f 100644
--- a/lib/event.h
+++ b/lib/event.h
@@ -23,11 +23,11 @@ typedef list event_list;
 extern event_list global_event_list;
 
 event *ev_new(pool *);
-void ev_run(event *);
+int ev_run(event *);
 #define ev_init_list(el) init_list(el)
 void ev_enqueue(event_list *, event *);
 void ev_schedule(event *);
 void ev_postpone(event *);
-void ev_run_list(event_list *);
+int ev_run_list(event_list *);
 
 #endif
-- 
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