ocaml/camlp4/ocaml_src/odyl/odyl_main.ml

78 lines
2.3 KiB
OCaml

(* camlp4r pa_macro.cmo *)
(***********************************************************************)
(* *)
(* Camlp4 *)
(* *)
(* Daniel de Rauglaudre, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 2001 Institut National de Recherche en Informatique et *)
(* Automatique. Distributed only by permission. *)
(* *)
(***********************************************************************)
(* This file has been generated by program: do not edit! *)
let go = ref (fun () -> ());;
let name = ref "odyl";;
let first_arg_no_load () =
let rec loop i =
if i < Array.length Sys.argv then
match Sys.argv.(i) with
"-I" -> loop (i + 2)
| "-nolib" -> loop (i + 1)
| "-where" -> loop (i + 1)
| "--" -> i + 1
| s ->
if Filename.check_suffix s ".cmo" || Filename.check_suffix s ".cma"
then
loop (i + 1)
else i
else i
in
loop 1
;;
Arg.current := first_arg_no_load () - 1;;
(* Load files in core *)
let find_in_path path name =
if not (Filename.is_implicit name) then
if Sys.file_exists name then name else raise Not_found
else
let rec try_dir =
function
[] -> raise Not_found
| dir :: rem ->
let fullname = Filename.concat dir name in
if Sys.file_exists fullname then fullname else try_dir rem
in
try_dir path
;;
exception Error of string * string;;
let nolib = ref false;;
let initialized = ref false;;
let path = ref ([] : string list);;
let loadfile file =
if not !initialized then
begin
begin Dynlink.init (); Dynlink.allow_unsafe_modules true end;
initialized := true
end;
let path =
if !nolib then !path else Odyl_config.standard_library :: !path
in
let fname =
try find_in_path (List.rev path) file with
Not_found -> raise (Error (file, "file not found in path"))
in
try Dynlink.loadfile fname with
Dynlink.Error e -> raise (Error (fname, Dynlink.error_message e))
;;
let directory d = path := d :: !path;;