Method Filesystem.Monitor.basic()->Monitor()->check()
- Method
check
 boolcheck(MonitorFlags|voidflags)- Description
 Check for changes.
- Parameter 
flags 0Don't recurse.
1Check all monitors for the entire subtree rooted in
m.This function is called by check() for the Monitors it considers need checking. If it detects any changes an appropriate callback will be called.
- Returns
 Returns
1if a change was detected and0(zero) otherwise.- Note
 Any callbacks will be called from the same thread as the one calling check_monitor().
- Note
 The return value can not be trusted to return
1for all detected changes in recursive mode.- See also
 check(), data_changed(), attr_changed(), file_created(), file_deleted(), stable_data_change()