udev_monitor_new_from_netlink, udev_monitor_ref, udev_monitor_unref — Create, acquire and release a udev monitor object

Synopsis

#include <libudev.h>

struct udev_monitor *udev_monitor_new_from_netlink(struct udev *udev, const char *name);

struct udev_monitor *udev_monitor_ref(struct udev_monitor *udev_monitor);

struct udev_monitor *udev_monitor_unref(struct udev_monitor *udev_monitor);

Return Value

On success, udev_monitor_new_from_netlink() returns a pointer to the allocated udev monitor. On failure, NULL is returned. udev_monitor_ref() returns the argument that it was passed, unmodified. udev_monitor_unref() always returns NULL.

See Also

udev_new(3), udev_device_new_from_syspath(3), udev_enumerate_new(3), udev_monitor_filter_update(3), udev_monitor_receive_device(3), udev_list_entry(3), systemd(1),

Referenced By

libudev(3), systemd.directives(7), systemd.index(7), udev_device_get_syspath(3), udev_device_has_tag(3), udev_device_new_from_syspath(3), udev_enumerate_add_match_subsystem(3), udev_enumerate_new(3), udev_enumerate_scan_devices(3), udev_list_entry(3), udev_monitor_filter_update(3), udev_monitor_receive_device(3).

The man pages udev_monitor_ref(3) and udev_monitor_unref(3) are aliases of udev_monitor_new_from_netlink(3).

systemd 244