func (self *Monitor) Close() { C.udev_monitor_unref(self.udev_monitor) C.udev_unref(self.udev) self.udev_monitor = nil self.udev = nil }
func MonitorUdev(subsystem string) (*Monitor, error) { cName := C.CString("udev") defer C.free(unsafe.Pointer(cName)) udev := C.udev_new() udev_monitor := C.udev_monitor_new_from_netlink(udev, cName) if udev_monitor == nil { C.udev_unref(udev) return nil, Error{"udev_monitor_new_from_netlink"} } if subsystem != "" { cSubsystem := C.CString(subsystem) defer C.free(unsafe.Pointer(cSubsystem)) if C.udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, cSubsystem, nil) < 0 { C.udev_monitor_unref(udev_monitor) C.udev_unref(udev) return nil, Error{"udev_monitor_filter_add_match_subsystem_devtype"} } } if C.udev_monitor_enable_receiving(udev_monitor) < 0 { C.udev_monitor_unref(udev_monitor) C.udev_unref(udev) return nil, Error{"udev_monitor_enable_receiving"} } // set blocking if fd := C.udev_monitor_get_fd(udev_monitor); fd < 0 { C.udev_monitor_unref(udev_monitor) C.udev_unref(udev) return nil, Error{"udev_monitor_get_fd"} } else if err := syscall.SetNonblock(int(fd), false); err != nil { C.udev_monitor_unref(udev_monitor) C.udev_unref(udev) return nil, err } return &Monitor{udev, udev_monitor}, nil }
func (m Monitor) Unref() { C.udev_monitor_unref(m.ptr) }
// Unref the monitor func monitorUnref(m *Monitor) { C.udev_monitor_unref(m.ptr) }