Registers this extension with the unix socket extension and activates the handling of the specified unix socket command, which will cause reopening files specified as arguments to the command.
UnixSocketExt instance to register with
command to trigger reopening of the registered file (passed as arguments to the command).
See Implementation
Registers this extension with the unix socket extension and activates the handling of the specified unix socket command, which will cause reopening files specified as arguments to the command.