ligo/src/environment/sigs_packer/sigs_packer.ml
2017-11-13 22:30:35 +01:00

52 lines
1.7 KiB
OCaml

(**************************************************************************)
(* *)
(* Copyright (c) 2014 - 2016. *)
(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
(* *)
(* All rights reserved. No warranty, explicit or implicit, provided. *)
(* *)
(**************************************************************************)
let dump_file oc file =
let ic = open_in file in
let buflen = 8096 in
let buf = Bytes.create buflen in
let rec loop () =
let len = input ic buf 0 buflen in
if len <> 0 then begin
Printf.fprintf oc "%s" (Bytes.to_string (if len = buflen then buf else Bytes.sub buf 0 len)) ;
loop ()
end
in
loop () ;
close_in ic
let opened_modules = [
"Pervasives" ;
"Error_monad" ;
"Hash" ;
"Tezos_data" ;
]
let include_mli oc file =
let unit =
String.capitalize_ascii
(Filename.chop_extension (Filename.basename file)) in
Printf.fprintf oc "module %s : sig\n" unit ;
Printf.fprintf oc "# 1 %S\n" file ;
dump_file oc file ;
Printf.fprintf oc "end\n" ;
if unit = "Result" then
Printf.fprintf oc
"type ('a, 'b) result = ('a, 'b) Result.result = \
\ Ok of 'a | Error of 'b\n" ;
if List.mem unit opened_modules then Printf.fprintf oc "open %s\n" unit
let () =
Printf.fprintf stdout "module type T = sig\n" ;
for i = 1 to Array.length Sys.argv - 1 do
let file = Sys.argv.(i) in
include_mli stdout file ;
done ;
Printf.fprintf stdout "end\n%!"