center remove old shm on start.

lichao

2021-06-03 d89ff0ad812cdf178b911843bc3e8c04b2f00845

 src/bh_api.h

@@ -24,11 +24,33 @@
               int *reply_len,
               const int timeout_ms);

int BHUnregister(const void *proc_info,
                 const int proc_info_len,
                 void **reply,
                 int *reply_len,
                 const int timeout_ms);

int BHRegisterTopics(const void *topics,
                     const int topics_len,
                     void **reply,
                     int *reply_len,
                     const int timeout_ms);

int BHQueryTopicAddress(const void *remote,
                        const int remote_len,
                        const void *topics,
                        const int topics_len,
                        void **reply,
                        int *reply_len,
                        const int timeout_ms);

int BHQueryProcs(const void *remote,
                 const int remote_len,
                 const void *query,
                 const int query_len,
                 void **reply,
                 int *reply_len,
                 const int timeout_ms);

int BHSubscribeTopics(const void *topics,
                      const int topics_len,
@@ -101,7 +123,7 @@
                const void *reply,
                const int reply_len);

// int BHCleanUp();
int BHCleanup();

void BHFree(void *buf, int size);