fix re-register fail.

lichao

2021-05-18 b4a8d1632c2b4a3d4dc6e03d732fa3e93fd0731e

 .gitignore

@@ -1,3 +1,13 @@
*.un~
build/
debug/
release/
Makefile
utest/utest
*.bak
gmon.out
*/bhshmq_center
*/help
*/bhshmqbox
*/bhshmq_status
.idea