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(*
Copyright © 2011 MLstate
This file is part of OPA.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*)
exception InvalidCommand
exception CommandError
val which : string -> string
val wget : string -> string
val tar : string -> string
val ps : string -> string
val mktemp : string -> string
val cp : string -> string
val system_call : string -> string * Unix.process_status
val get_return_code : Unix.process_status -> int