GitLab

	* hl-line.el (hl-line-range-function): New variable.
	(hl-line-move): New function.
	(global-hl-line-highlight): Use `hl-line-move'.
	(hl-line-highlight): Ditto.

	* scroll-bar.el (scroll-bar-columns): New function derived from
	ruler-mode.el.

	* fringe.el (fringe-columns): New function derived from
	ruler-mode.el.

	* ruler-mode.el (top-level): Require scroll-bar and fringe.
	(ruler-mode-left-fringe-cols)
	(ruler-mode-right-fringe-cols): Use `fringe-columns'.
	(ruler-mode-right-scroll-bar-cols)
	(ruler-mode-left-scroll-bar-cols): Use `scroll-bar-columns'.
	(ruler-mode-ruler-function): New variable.
	(ruler-mode-header-line-format): Call `ruler-mode-ruler-function'
	if the value for `ruler-mode-ruler-function'is given.

	* hexl.el (hexl-mode-hook): Make the hook customizable.
	(hexl-address-area, hexl-ascii-area, hexl-ascii-cursor): New
	customize variables.
	(hexlify-buffer): Put font-lock-faces on the address area and
	the ascii area.
	(hexl-activate-ruler): New function.
	(hexl-follow-line): New function.
	(hexl-highlight-line-range): New function.
	(hexl-mode-ruler): New function.