wayland-info − display information utility for Wayland
wayland-info [option ...]
wayland-info is a utility for displaying information about the Wayland protocols supported by a Wayland compositor.
It can be used to check which Wayland protocols and versions are advertised by the Wayland compositor.
wayland-info also provides additional information for a subset of Wayland protocols it knows about, namely Linux DMABUF, presentation time, tablet and XDG output protocols.
wayland-info
accepts the following line options:
−h, −−help
Print a summary of command line options, and quit.
−i, −−interface interface
Only print information about the Wayland globals containing the string interface in their name.
WAYLAND_DISPLAY
The name of the display (socket) of an already running Wayland server, without the path. The directory path is always taken from XDG_RUNTIME_DIR. If WAYLAND_DISPLAY is not set, the socket name is "wayland-0".
weston(1)