center save shm on each node, no bind to shm.

lichao

2021-05-21 b2484c8bd77a9d21bcf1827f554444535196953d

 src/msg.cpp

@@ -18,7 +18,7 @@
#include "msg.h"
#include "bh_util.h"
#include "defs.h"
#include "socket.h"
#include "shm_socket.h"

namespace bhome_msg
{