udev_monitor_filter_update

systemd
udev_monitor_filter_update 3
udev_monitor_filter_update udev_monitor_filter_remove udev_monitor_filter_add_match_subsystem_devtype udev_monitor_filter_add_match_tag Modify filters

    #include <libudev.h>

int `udev_monitor_filter_update` struct udev_monitor *udev_monitor int `udev_monitor_filter_remove` struct udev_monitor *udev_monitor int `udev_monitor_filter_add_match_subsystem_devtype` struct udev_monitor *udev_monitor const char *subsystem const char *devtype int `udev_monitor_filter_add_match_tag` struct udev_monitor *udev_monitor const char *tag

## Return Value

On success, `udev_monitor_filter_update()`, `udev_monitor_filter_remove()`, `udev_monitor_filter_add_match_subsystem_devtype()` and `udev_monitor_filter_add_match_tag()` return an integer greater than, or equal to, `0`. On failure, a negative error code is returned.

## See Also

udev_new 3, udev_device_new_from_syspath 3, udev_enumerate_new 3, udev_monitor_new_from_netlink 3, udev_monitor_receive_device 3, udev_list_entry 3, systemd 1,