It might not be clear from a user's point of view that the default
format has the window name limited. Document it and forward to the
bar_format option.
.It Ic window_name_enabled
Enable or disable displaying the window name in the status bar.
Enable by setting to 1.
+.Pp
+To prevent excessively large window names from pushing the remaining text off
+the screen, it's limited to 64 characters, by default.
+See the
+.Ic bar_format
+option for more details.
.It Ic workspace_limit
Set the total number of workspaces available. Minimum is 1, maximum is 22.
.El