3 commits

Author	SHA1	Message	Date
Joey Hess	67c8ef7de2	use a TMVar ... SampleMVar won't work; between getting the current value and changing it, another thread could made a change, which would get lost. TMVar works well; this update situation is handled by atomic transactions.	2012-06-26 19:21:44 -04:00
Joey Hess	f2bce89055	better data type for push records ... Not yet plumbed thru	2012-06-26 12:36:42 -04:00
Joey Hess	5cfe91f06d	add a push retry thread	2012-06-25 16:38:12 -04:00