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authorStefan Metzmacher <metze@samba.org>2009-01-05 19:23:23 +0100
committerStefan Metzmacher <metze@samba.org>2009-01-05 22:44:54 +0100
commitb09718fef22ba6805482e85fd0b0e339f19d2324 (patch)
tree5e4db863caf55b96164f86b56ca6d5d53c4d11ac /lib
parente240ca5bdd7e344ecce127997b67ca0a521e3ed8 (diff)
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tevent: add tevent_context destructor that unlinks the events from the context
metze
Diffstat (limited to 'lib')
-rw-r--r--lib/tevent/tevent.c31
-rw-r--r--lib/tevent/tevent_internal.h2
2 files changed, 33 insertions, 0 deletions
diff --git a/lib/tevent/tevent.c b/lib/tevent/tevent.c
index 5582b583e7..2e5abbff31 100644
--- a/lib/tevent/tevent.c
+++ b/lib/tevent/tevent.c
@@ -136,6 +136,35 @@ const char **tevent_backend_list(TALLOC_CTX *mem_ctx)
return list;
}
+int tevent_common_context_destructor(struct tevent_context *ev)
+{
+ struct tevent_fd *fd;
+ struct tevent_timer *te;
+ struct tevent_signal *se;
+
+ if (ev->pipe_fde) {
+ talloc_free(ev->pipe_fde);
+ ev->pipe_fde = NULL;
+ }
+
+ for (fd=ev->fd_events; fd; fd = fd->next) {
+ fd->event_ctx = NULL;
+ DLIST_REMOVE(ev->fd_events, fd);
+ }
+
+ for (te=ev->timer_events; te; te = te->next) {
+ te->event_ctx = NULL;
+ DLIST_REMOVE(ev->timer_events, te);
+ }
+
+ for (se=ev->signal_events; se; se = se->next) {
+ se->event_ctx = NULL;
+ DLIST_REMOVE(ev->signal_events, se);
+ }
+
+ return 0;
+}
+
/*
create a event_context structure for a specific implemementation.
This must be the first events call, and all subsequent calls pass
@@ -156,6 +185,8 @@ static struct tevent_context *tevent_context_init_ops(TALLOC_CTX *mem_ctx,
ev = talloc_zero(mem_ctx, struct tevent_context);
if (!ev) return NULL;
+ talloc_set_destructor(ev, tevent_common_context_destructor);
+
ev->ops = ops;
ret = ev->ops->context_init(ev);
diff --git a/lib/tevent/tevent_internal.h b/lib/tevent/tevent_internal.h
index f58bb90816..32be12c8d8 100644
--- a/lib/tevent/tevent_internal.h
+++ b/lib/tevent/tevent_internal.h
@@ -152,6 +152,8 @@ struct tevent_context {
bool tevent_register_backend(const char *name, const struct tevent_ops *ops);
+int tevent_common_context_destructor(struct tevent_context *ev);
+
int tevent_common_fd_destructor(struct tevent_fd *fde);
struct tevent_fd *tevent_common_add_fd(struct tevent_context *ev,
TALLOC_CTX *mem_ctx,