module type BACKEND =sig
..end
val pull_url : OpamTypes.package ->
OpamTypes.dirname ->
string option ->
OpamTypes.address ->
OpamTypes.generic_file OpamTypes.download OpamProcess.job
val pull_repo : OpamTypes.repository -> unit OpamProcess.job
val pull_archive : OpamTypes.repository ->
OpamTypes.filename -> OpamTypes.filename OpamTypes.download OpamProcess.job
val revision : OpamTypes.repository -> OpamTypes.version option OpamProcess.job