[Samba] How to handle multi process open smb.conf at the time

[chenyun_zhou]

 Hi, everyone
 
 I am try to write a program to edit smb.conf, and the question is "
  If I open smb.conf for editing, but other process such as smbd , nmbd and winbind is reading the file, How to handle the this collision, and I want to open this file immediaetly ,and afte closing this file , tell these process to read it."
 
 
 Thank you!