Index · Directives systemd 256.7

Name

udev_enumerate_new, udev_enumerate_ref, udev_enumerate_unref — Create, acquire and release a udev enumerate object

Synopsis

#include <libudev.h>
struct udev_enumerate *udev_enumerate_new(struct udev *udev);
 
struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate);
 
struct udev_enumerate *udev_enumerate_unref(struct udev_enumerate *udev_enumerate);
 

Return Value

On success, udev_enumerate_new() returns a pointer to the allocated enumeration object. On failure, NULL is returned. udev_enumerate_ref() returns the argument that it was passed, unmodified. udev_enumerate_unref() always returns NULL.

History

udev_enumerate_new(), udev_enumerate_ref(), and udev_enumerate_unref() were added in version 221.

See Also

udev_new(3), udev_device_new_from_syspath(3), udev_enumerate_add_match_subsystem(3), udev_enumerate_scan_devices(3), udev_monitor_new_from_netlink(3), udev_list_entry(3), systemd(1)