Mlpost.Cairost
Use the Cairo backend to draw your figures; not always available
val emit_pdf : ?msg_error:float -> string -> Command.t -> unit
val emit_ps : string -> Command.t -> unit
val emit_png : string -> Command.t -> unit
val emit_svg : string -> Command.t -> unit
val emit_pdfs : string -> Command.t list -> unit
One figure by page
val generate_pdfs : string -> (int * Command.t) list -> unit