B0_pdf_viewer (b0.B0_pdf

Environment variables

module Env : sig ... end

Environment variables.

Show PDFs

type t

The type for specifying a PDF viewer.

val find : 
  ?search:B0_std.Fpath.t list ->
  pdf_viewer:B0_std.Cmd.t option ->
  unit ->
  (t option, string) Stdlib.result

find ~search ~pdf_viewer tries to find a PDF viewer in a platform dependent way.

val show : t option -> B0_std.Fpath.t -> (unit, string) Stdlib.result

show pdf_viewer file shows PDF file using the viewer pdf_viewer (if None an error message is returned mentioning no viewer was found).

Cli interaction

val pdf_viewer : 
  ?docs:string ->
  ?opts:string list ->
  unit ->
  B0_std.Cmd.t option Cmdliner.Term.t

pdf_viewer ~docs ~opts () is an option and PDFVIEWER environment variable to use with pdf_viewer argument of find. opts are the cli options and default to "pdf-viewer". docs is the documentation section where the option gets documented.