udev_monitor_filter_update(3)

.SH "NAME" udev_monitor_filter_update, udev_monitor_filter_remove, udev_monitor_filter_add_match_subsystem_devtype, udev_monitor_filter_add_match_tag - Modify filters

.SH "SYNOPSIS"

#include <libudev.h>

.HP 744u int udev_monitor_filter_update(struct udev_monitor *udev_monitor);

.HP 744u int udev_monitor_filter_remove(struct udev_monitor *udev_monitor);

.HP 1248u int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_monitor, const char *subsystem, const char *devtype);

.HP 912u int udev_monitor_filter_add_match_tag(struct udev_monitor *udev_monitor, const char *tag);

.SH "RETURN VALUE"

.PP 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.

.SH "HISTORY"

.PP udev_monitor_filter_update(), udev_monitor_filter_remove(), udev_monitor_filter_add_match_subsystem_devtype(), and udev_monitor_filter_add_match_tag() were added in version 221.

.SH "SEE ALSO"

.PP 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)