setup.ml

(* setup.ml generated for the first time by OASIS v0.3.0 *)

(* OASIS_START *)
(* DO NOT EDIT (digest: 636de410d65ece03141939db08446b77) *)
(*
   Regenerated by OASIS v0.3.0
   Visit http://oasis.forge.ocamlcore.org for more information and
   documentation about functions used in this file.
*)
module OASISGettext = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISGettext.ml" *)

  let ns_ str =
    str

  let s_ str =
    str

  let f_ (str : ('a, 'b, 'c, 'd) format4) =
    str

  let fn_ fmt1 fmt2 n =
    if n = 1 then
      fmt1^^""
    else
      fmt2^^""

  let init =
    []

end

module OASISContext = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISContext.ml" *)

  open OASISGettext

  type level =
    [ `Debug
    | `Info
    | `Warning
    | `Error]

  type t =
    {
      quiet:                 bool;
      info:                  bool;
      debug:                 bool;
      ignore_plugins:        bool;
      ignore_unknown_fields: bool;
      printf:                level -> string -> unit;
    }

  let printf lvl str =
    let beg =
      match lvl with
        | `Error -> s_ "E: "
        | `Warning -> s_ "W: "
        | `Info  -> s_ "I: "
        | `Debug -> s_ "D: "
    in
      prerr_endline (beg^str)

  let default =
    ref
      {
        quiet                 = false;
        info                  = false;
        debug                 = false;
        ignore_plugins        = false;
        ignore_unknown_fields = false;
        printf                = printf;
      }

  let quiet =
    {!default with quiet = true}


  let args () =
    ["-quiet",
     Arg.Unit (fun () -> default := {!default with quiet = true}),
     (s_ " Run quietly");

     "-info",
     Arg.Unit (fun () -> default := {!default with info = true}),
     (s_ " Display information message");


     "-debug",
     Arg.Unit (fun () -> default := {!default with debug = true}),
     (s_ " Output debug message")]
end

module OASISString = struct
(* # 1 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISString.ml" *)



  (** Various string utilities.
     
      Mostly inspired by extlib and batteries ExtString and BatString libraries.

      @author Sylvain Le Gall
    *)

  let nsplitf str f =
    if str = "" then
      []
    else
      let buf = Buffer.create 13 in
      let lst = ref [] in
      let push () =
        lst := Buffer.contents buf :: !lst;
        Buffer.clear buf
      in
      let str_len = String.length str in
        for i = 0 to str_len - 1 do
          if f str.[i] then
            push ()
          else
            Buffer.add_char buf str.[i]
        done;
        push ();
        List.rev !lst

  (** [nsplit c s] Split the string [s] at char [c]. It doesn't include the
      separator.
    *)
  let nsplit str c =
    nsplitf str ((=) c)

  let find ~what ?(offset=0) str =
    let what_idx = ref 0 in
    let str_idx = ref offset in 
      while !str_idx < String.length str && 
            !what_idx < String.length what do
        if str.[!str_idx] = what.[!what_idx] then
          incr what_idx
        else
          what_idx := 0;
        incr str_idx
      done;
      if !what_idx <> String.length what then
        raise Not_found
      else 
        !str_idx - !what_idx

  let sub_start str len = 
    let str_len = String.length str in
    if len >= str_len then
      ""
    else
      String.sub str len (str_len - len)

  let sub_end ?(offset=0) str len =
    let str_len = String.length str in
    if len >= str_len then
      ""
    else
      String.sub str 0 (str_len - len)

  let starts_with ~what ?(offset=0) str =
    let what_idx = ref 0 in
    let str_idx = ref offset in
    let ok = ref true in
      while !ok &&
            !str_idx < String.length str && 
            !what_idx < String.length what do
        if str.[!str_idx] = what.[!what_idx] then
          incr what_idx
        else
          ok := false;
        incr str_idx
      done;
      if !what_idx = String.length what then
        true
      else 
        false

  let strip_starts_with ~what str =
    if starts_with ~what str then
      sub_start str (String.length what)
    else
      raise Not_found

  let ends_with ~what ?(offset=0) str =
    let what_idx = ref ((String.length what) - 1) in
    let str_idx = ref ((String.length str) - 1) in
    let ok = ref true in
      while !ok &&
            offset <= !str_idx && 
            0 <= !what_idx do
        if str.[!str_idx] = what.[!what_idx] then
          decr what_idx
        else
          ok := false;
        decr str_idx
      done;
      if !what_idx = -1 then
        true
      else 
        false

  let strip_ends_with ~what str =
    if ends_with ~what str then
      sub_end str (String.length what)
    else
      raise Not_found

  let replace_chars f s =
    let buf = String.make (String.length s) 'X' in
      for i = 0 to String.length s - 1 do
        buf.[i] <- f s.[i]
      done;
      buf

end

module OASISUtils = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISUtils.ml" *)

  open OASISGettext

  module MapString = Map.Make(String)

  let map_string_of_assoc assoc =
    List.fold_left
      (fun acc (k, v) -> MapString.add k v acc)
      MapString.empty
      assoc

  module SetString = Set.Make(String)

  let set_string_add_list st lst =
    List.fold_left
      (fun acc e -> SetString.add e acc)
      st
      lst

  let set_string_of_list =
    set_string_add_list
      SetString.empty


  let compare_csl s1 s2 =
    String.compare (String.lowercase s1) (String.lowercase s2)

  module HashStringCsl =
    Hashtbl.Make
      (struct
         type t = string

         let equal s1 s2 =
             (String.lowercase s1) = (String.lowercase s2)

         let hash s =
           Hashtbl.hash (String.lowercase s)
       end)

  let varname_of_string ?(hyphen='_') s =
    if String.length s = 0 then
      begin
        invalid_arg "varname_of_string"
      end
    else
      begin
        let buf =
          OASISString.replace_chars
            (fun c ->
               if ('a' <= c && c <= 'z')
                 ||
                  ('A' <= c && c <= 'Z')
                 ||
                  ('0' <= c && c <= '9') then
                 c
               else
                 hyphen)
            s;
        in
        let buf =
          (* Start with a _ if digit *)
          if '0' <= s.[0] && s.[0] <= '9' then
            "_"^buf
          else
            buf
        in
          String.lowercase buf
      end

  let varname_concat ?(hyphen='_') p s =
    let what = String.make 1 hyphen in
    let p =
      try
        OASISString.strip_ends_with ~what p
      with Not_found ->
        p
    in
    let s =
      try
        OASISString.strip_starts_with ~what s
      with Not_found ->
        s
    in
      p^what^s


  let is_varname str =
    str = varname_of_string str

  let failwithf fmt = Printf.ksprintf failwith fmt

end

module PropList = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/PropList.ml" *)

  open OASISGettext

  type name = string

  exception Not_set of name * string option
  exception No_printer of name
  exception Unknown_field of name * name

  let () =
    Printexc.register_printer
      (function
         | Not_set (nm, Some rsn) ->
             Some 
               (Printf.sprintf (f_ "Field '%s' is not set: %s") nm rsn)
         | Not_set (nm, None) ->
             Some 
               (Printf.sprintf (f_ "Field '%s' is not set") nm)
         | No_printer nm ->
             Some
               (Printf.sprintf (f_ "No default printer for value %s") nm)
         | Unknown_field (nm, schm) ->
             Some 
               (Printf.sprintf (f_ "Field %s is not defined in schema %s") nm schm)
         | _ ->
             None)

  module Data =
  struct

    type t =
        (name, unit -> unit) Hashtbl.t

    let create () =
      Hashtbl.create 13

    let clear t =
      Hashtbl.clear t

(* # 71 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/PropList.ml" *)
  end

  module Schema =
  struct

    type ('ctxt, 'extra) value =
        {
          get:   Data.t -> string;
          set:   Data.t -> ?context:'ctxt -> string -> unit;
          help:  (unit -> string) option;
          extra: 'extra;
        }

    type ('ctxt, 'extra) t =
        {
          name:      name;
          fields:    (name, ('ctxt, 'extra) value) Hashtbl.t;
          order:     name Queue.t;
          name_norm: string -> string;
        }

    let create ?(case_insensitive=false) nm =
      {
        name      = nm;
        fields    = Hashtbl.create 13;
        order     = Queue.create ();
        name_norm =
          (if case_insensitive then
             String.lowercase
           else
             fun s -> s);
      }

    let add t nm set get extra help =
      let key =
        t.name_norm nm
      in

        if Hashtbl.mem t.fields key then
          failwith
            (Printf.sprintf
               (f_ "Field '%s' is already defined in schema '%s'")
               nm t.name);
        Hashtbl.add
          t.fields
          key
          {
            set   = set;
            get   = get;
            help  = help;
            extra = extra;
          };
        Queue.add nm t.order

    let mem t nm =
      Hashtbl.mem t.fields nm

    let find t nm =
      try
        Hashtbl.find t.fields (t.name_norm nm)
      with Not_found ->
        raise (Unknown_field (nm, t.name))

    let get t data nm =
      (find t nm).get data

    let set t data nm ?context x =
      (find t nm).set
        data
        ?context
        x

    let fold f acc t =
      Queue.fold
        (fun acc k ->
           let v =
             find t k
           in
             f acc k v.extra v.help)
        acc
        t.order

    let iter f t =
      fold
        (fun () -> f)
        ()
        t

    let name t =
      t.name
  end

  module Field =
  struct

    type ('ctxt, 'value, 'extra) t =
        {
          set:    Data.t -> ?context:'ctxt -> 'value -> unit;
          get:    Data.t -> 'value;
          sets:   Data.t -> ?context:'ctxt -> string -> unit;
          gets:   Data.t -> string;
          help:   (unit -> string) option;
          extra:  'extra;
        }

    let new_id =
      let last_id =
        ref 0
      in
        fun () -> incr last_id; !last_id

    let create ?schema ?name ?parse ?print ?default ?update ?help extra =
      (* Default value container *)
      let v =
        ref None
      in

      (* If name is not given, create unique one *)
      let nm =
        match name with
          | Some s -> s
          | None -> Printf.sprintf "_anon_%d" (new_id ())
      in

      (* Last chance to get a value: the default *)
      let default () =
        match default with
          | Some d -> d
          | None -> raise (Not_set (nm, Some (s_ "no default value")))
      in

      (* Get data *)
      let get data =
        (* Get value *)
        try
          (Hashtbl.find data nm) ();
          match !v with
            | Some x -> x
            | None -> default ()
        with Not_found ->
          default ()
      in

      (* Set data *)
      let set data ?context x =
        let x =
          match update with
            | Some f ->
                begin
                  try
                    f ?context (get data) x
                  with Not_set _ ->
                    x
                end
            | None ->
                x
        in
          Hashtbl.replace
            data
            nm
            (fun () -> v := Some x)
      in

      (* Parse string value, if possible *)
      let parse =
        match parse with
          | Some f ->
              f
          | None ->
              fun ?context s ->
                failwith
                  (Printf.sprintf
                     (f_ "Cannot parse field '%s' when setting value %S")
                     nm
                     s)
      in

      (* Set data, from string *)
      let sets data ?context s =
        set ?context data (parse ?context s)
      in

      (* Output value as string, if possible *)
      let print =
        match print with
          | Some f ->
              f
          | None ->
              fun _ -> raise (No_printer nm)
      in

      (* Get data, as a string *)
      let gets data =
        print (get data)
      in

        begin
          match schema with
            | Some t ->
                Schema.add t nm sets gets extra help
            | None ->
                ()
        end;

        {
          set   = set;
          get   = get;
          sets  = sets;
          gets  = gets;
          help  = help;
          extra = extra;
        }

    let fset data t ?context x =
      t.set data ?context x

    let fget data t =
      t.get data

    let fsets data t ?context s =
      t.sets data ?context s

    let fgets data t =
      t.gets data

  end

  module FieldRO =
  struct

    let create ?schema ?name ?parse ?print ?default ?update ?help extra =
      let fld =
        Field.create ?schema ?name ?parse ?print ?default ?update ?help extra
      in
        fun data -> Field.fget data fld

  end
end

module OASISMessage = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISMessage.ml" *)


  open OASISGettext
  open OASISContext

  let generic_message ~ctxt lvl fmt =
    let cond =
      if ctxt.quiet then
        false
      else
        match lvl with
          | `Debug -> ctxt.debug
          | `Info  -> ctxt.info
          | _ -> true
    in
      Printf.ksprintf
        (fun str ->
           if cond then
             begin
               ctxt.printf lvl str
             end)
        fmt

  let debug ~ctxt fmt =
    generic_message ~ctxt `Debug fmt

  let info ~ctxt fmt =
    generic_message ~ctxt `Info fmt

  let warning ~ctxt fmt =
    generic_message ~ctxt `Warning fmt

  let error ~ctxt fmt =
    generic_message ~ctxt `Error fmt

end

module OASISVersion = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISVersion.ml" *)

  open OASISGettext



  type s = string

  type t = string 

  type comparator =
    | VGreater of t
    | VGreaterEqual of t
    | VEqual of t
    | VLesser of t
    | VLesserEqual of t
    | VOr of  comparator * comparator
    | VAnd of comparator * comparator
    

  (* Range of allowed characters *)
  let is_digit c =
    '0' <= c && c <= '9'

  let is_alpha c =
    ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z')

  let is_special =
    function
      | '.' | '+' | '-' | '~' -> true
      | _ -> false

  let rec version_compare v1 v2 =
    if v1 <> "" || v2 <> "" then
      begin
        (* Compare ascii string, using special meaning for version
         * related char
         *)
        let val_ascii c =
          if c = '~' then -1
          else if is_digit c then 0
          else if c = '\000' then 0
          else if is_alpha c then Char.code c
          else (Char.code c) + 256
        in

        let len1 = String.length v1 in
        let len2 = String.length v2 in

        let p = ref 0 in

        (** Compare ascii part *)
        let compare_vascii () =
          let cmp = ref 0 in
          while !cmp = 0 &&
                !p < len1 && !p < len2 &&
                not (is_digit v1.[!p] && is_digit v2.[!p]) do
            cmp := (val_ascii v1.[!p]) - (val_ascii v2.[!p]);
            incr p
          done;
          if !cmp = 0 && !p < len1 && !p = len2 then
            val_ascii v1.[!p]
          else if !cmp = 0 && !p = len1 && !p < len2 then
            - (val_ascii v2.[!p])
          else
            !cmp
        in

        (** Compare digit part *)
        let compare_digit () =
          let extract_int v p =
            let start_p = !p in
              while !p < String.length v && is_digit v.[!p] do
                incr p
              done;
              let substr = 
                String.sub v !p ((String.length v) - !p)
              in 
              let res = 
                match String.sub v start_p (!p - start_p) with 
                  | "" -> 0
                  | s -> int_of_string s
              in
                res, substr
          in
          let i1, tl1 = extract_int v1 (ref !p) in
          let i2, tl2 = extract_int v2 (ref !p) in
            i1 - i2, tl1, tl2
        in

          match compare_vascii () with
            | 0 ->
                begin
                  match compare_digit () with
                    | 0, tl1, tl2 ->
                        if tl1 <> "" && is_digit tl1.[0] then
                          1
                        else if tl2 <> "" && is_digit tl2.[0] then
                          -1
                        else
                          version_compare tl1 tl2
                    | n, _, _ ->
                        n
                end
            | n ->
                n
      end
    else
      begin
        0
      end


  let version_of_string str = str

  let string_of_version t = t

  let chop t =
    try
      let pos =
        String.rindex t '.'
      in
        String.sub t 0 pos
    with Not_found ->
      t

  let rec comparator_apply v op =
    match op with
      | VGreater cv ->
          (version_compare v cv) > 0
      | VGreaterEqual cv ->
          (version_compare v cv) >= 0
      | VLesser cv ->
          (version_compare v cv) < 0
      | VLesserEqual cv ->
          (version_compare v cv) <= 0
      | VEqual cv ->
          (version_compare v cv) = 0
      | VOr (op1, op2) ->
          (comparator_apply v op1) || (comparator_apply v op2)
      | VAnd (op1, op2) ->
          (comparator_apply v op1) && (comparator_apply v op2)

  let rec string_of_comparator =
    function
      | VGreater v  -> "> "^(string_of_version v)
      | VEqual v    -> "= "^(string_of_version v)
      | VLesser v   -> "< "^(string_of_version v)
      | VGreaterEqual v -> ">= "^(string_of_version v)
      | VLesserEqual v  -> "<= "^(string_of_version v)
      | VOr (c1, c2)  ->
          (string_of_comparator c1)^" || "^(string_of_comparator c2)
      | VAnd (c1, c2) ->
          (string_of_comparator c1)^" && "^(string_of_comparator c2)

  let rec varname_of_comparator =
    let concat p v =
      OASISUtils.varname_concat
        p
        (OASISUtils.varname_of_string
           (string_of_version v))
    in
      function
        | VGreater v -> concat "gt" v
        | VLesser v  -> concat "lt" v
        | VEqual v   -> concat "eq" v
        | VGreaterEqual v -> concat "ge" v
        | VLesserEqual v  -> concat "le" v
        | VOr (c1, c2) ->
            (varname_of_comparator c1)^"_or_"^(varname_of_comparator c2)
        | VAnd (c1, c2) ->
            (varname_of_comparator c1)^"_and_"^(varname_of_comparator c2)

  let version_0_3_or_after t =
    comparator_apply t (VGreaterEqual (string_of_version "0.3"))

end

module OASISLicense = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISLicense.ml" *)

  (** License for _oasis fields
      @author Sylvain Le Gall
    *)



  type license = string 

  type license_exception = string 

  type license_version =
    | Version of OASISVersion.t
    | VersionOrLater of OASISVersion.t
    | NoVersion
    

  type license_dep_5_unit =
    {
      license:   license;
      excption:  license_exception option;
      version:   license_version;
    }
    

  type license_dep_5 =
    | DEP5Unit of license_dep_5_unit
    | DEP5Or of license_dep_5 list
    | DEP5And of license_dep_5 list
    

  type t =
    | DEP5License of license_dep_5
    | OtherLicense of string (* URL *)
    

end

module OASISExpr = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISExpr.ml" *)



  open OASISGettext

  type test = string 

  type flag = string 

  type t =
    | EBool of bool
    | ENot of t
    | EAnd of t * t
    | EOr of t * t
    | EFlag of flag
    | ETest of test * string
    

  type 'a choices = (t * 'a) list 

  let eval var_get t =
    let rec eval' =
      function
        | EBool b ->
            b

        | ENot e ->
            not (eval' e)

        | EAnd (e1, e2) ->
            (eval' e1) && (eval' e2)

        | EOr (e1, e2) ->
            (eval' e1) || (eval' e2)

        | EFlag nm ->
            let v =
              var_get nm
            in
              assert(v = "true" || v = "false");
              (v = "true")

        | ETest (nm, vl) ->
            let v =
              var_get nm
            in
              (v = vl)
    in
      eval' t

  let choose ?printer ?name var_get lst =
    let rec choose_aux =
      function
        | (cond, vl) :: tl ->
            if eval var_get cond then
              vl
            else
              choose_aux tl
        | [] ->
            let str_lst =
              if lst = [] then
                s_ "<empty>"
              else
                String.concat
                  (s_ ", ")
                  (List.map
                     (fun (cond, vl) ->
                        match printer with
                          | Some p -> p vl
                          | None -> s_ "<no printer>")
                     lst)
            in
              match name with
                | Some nm ->
                    failwith
                      (Printf.sprintf
                         (f_ "No result for the choice list '%s': %s")
                         nm str_lst)
                | None ->
                    failwith
                      (Printf.sprintf
                         (f_ "No result for a choice list: %s")
                         str_lst)
    in
      choose_aux (List.rev lst)

end

module OASISTypes = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISTypes.ml" *)




  type name          = string 
  type package_name  = string 
  type url           = string 
  type unix_dirname  = string 
  type unix_filename = string 
  type host_dirname  = string 
  type host_filename = string 
  type prog          = string 
  type arg           = string 
  type args          = string list 
  type command_line  = (prog * arg list) 

  type findlib_name = string 
  type findlib_full = string 

  type compiled_object =
    | Byte
    | Native
    | Best
    

  type dependency =
    | FindlibPackage of findlib_full * OASISVersion.comparator option
    | InternalLibrary of name
    

  type tool =
    | ExternalTool of name
    | InternalExecutable of name
    

  type vcs =
    | Darcs
    | Git
    | Svn
    | Cvs
    | Hg
    | Bzr
    | Arch
    | Monotone
    | OtherVCS of url
    

  type plugin_kind =
      [  `Configure
       | `Build
       | `Doc
       | `Test
       | `Install
       | `Extra
      ]

  type plugin_data_purpose =
      [  `Configure
       | `Build
       | `Install
       | `Clean
       | `Distclean
       | `Install
       | `Uninstall
       | `Test
       | `Doc
       | `Extra
       | `Other of string
      ]

  type 'a plugin = 'a * name * OASISVersion.t option 

  type all_plugin = plugin_kind plugin

  type plugin_data = (all_plugin * plugin_data_purpose * (unit -> unit)) list

(* # 102 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISTypes.ml" *)

  type 'a conditional = 'a OASISExpr.choices 

  type custom =
      {
        pre_command:  (command_line option) conditional;
        post_command: (command_line option) conditional;
      }
      

  type common_section =
      {
        cs_name: name;
        cs_data: PropList.Data.t;
        cs_plugin_data: plugin_data;
      }
      

  type build_section =
      {
        bs_build:           bool conditional;
        bs_install:         bool conditional;
        bs_path:            unix_dirname;
        bs_compiled_object: compiled_object;
        bs_build_depends:   dependency list;
        bs_build_tools:     tool list;
        bs_c_sources:       unix_filename list;
        bs_data_files:      (unix_filename * unix_filename option) list;
        bs_ccopt:           args conditional;
        bs_cclib:           args conditional;
        bs_dlllib:          args conditional;
        bs_dllpath:         args conditional;
        bs_byteopt:         args conditional;
        bs_nativeopt:       args conditional;
      }
      

  type library =
      {
        lib_modules:            string list;
        lib_pack:               bool;
        lib_internal_modules:   string list;
        lib_findlib_parent:     findlib_name option;
        lib_findlib_name:       findlib_name option;
        lib_findlib_containers: findlib_name list;
      } 

  type executable =
      {
        exec_custom:          bool;
        exec_main_is:         unix_filename;
      } 

  type flag =
      {
        flag_description:  string option;
        flag_default:      bool conditional;
      } 

  type source_repository =
      {
        src_repo_type:        vcs;
        src_repo_location:    url;
        src_repo_browser:     url option;
        src_repo_module:      string option;
        src_repo_branch:      string option;
        src_repo_tag:         string option;
        src_repo_subdir:      unix_filename option;
      } 

  type test =
      {
        test_type:               [`Test] plugin;
        test_command:            command_line conditional;
        test_custom:             custom;
        test_working_directory:  unix_filename option;
        test_run:                bool conditional;
        test_tools:              tool list;
      } 

  type doc_format =
    | HTML of unix_filename
    | DocText
    | PDF
    | PostScript
    | Info of unix_filename
    | DVI
    | OtherDoc
    

  type doc =
      {
        doc_type:        [`Doc] plugin;
        doc_custom:      custom;
        doc_build:       bool conditional;
        doc_install:     bool conditional;
        doc_install_dir: unix_filename;
        doc_title:       string;
        doc_authors:     string list;
        doc_abstract:    string option;
        doc_format:      doc_format;
        doc_data_files:  (unix_filename * unix_filename option) list;
        doc_build_tools: tool list;
      } 

  type section =
    | Library    of common_section * build_section * library
    | Executable of common_section * build_section * executable
    | Flag       of common_section * flag
    | SrcRepo    of common_section * source_repository
    | Test       of common_section * test
    | Doc        of common_section * doc
    

  type section_kind =
      [ `Library | `Executable | `Flag | `SrcRepo | `Test | `Doc ]

  type package = 
      {
        oasis_version:    OASISVersion.t;
        ocaml_version:    OASISVersion.comparator option;
        findlib_version:  OASISVersion.comparator option;
        name:             package_name;
        version:          OASISVersion.t;
        license:          OASISLicense.t;
        license_file:     unix_filename option;
        copyrights:       string list;
        maintainers:      string list;
        authors:          string list;
        homepage:         url option;
        synopsis:         string;
        description:      string option;
        categories:       url list;

        conf_type:        [`Configure] plugin;
        conf_custom:      custom;

        build_type:       [`Build] plugin;
        build_custom:     custom;

        install_type:     [`Install] plugin;
        install_custom:   custom;
        uninstall_custom: custom;

        clean_custom:     custom;
        distclean_custom: custom;

        files_ab:         unix_filename list;
        sections:         section list;
        plugins:          [`Extra] plugin list;
        schema_data:      PropList.Data.t;
        plugin_data:      plugin_data;
      } 

end

module OASISUnixPath = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISUnixPath.ml" *)

  type unix_filename = string
  type unix_dirname = string

  type host_filename = string
  type host_dirname = string

  let current_dir_name = "."

  let parent_dir_name = ".."

  let is_current_dir fn =
    fn = current_dir_name || fn = ""

  let concat f1 f2 =
    if is_current_dir f1 then
      f2
    else
      let f1' =
        try OASISString.strip_ends_with ~what:"/" f1 with Not_found -> f1
      in
        f1'^"/"^f2

  let make =
    function
      | hd :: tl ->
          List.fold_left
            (fun f p -> concat f p)
            hd
            tl
      | [] ->
          invalid_arg "OASISUnixPath.make"

  let dirname f =
    try
      String.sub f 0 (String.rindex f '/')
    with Not_found ->
      current_dir_name

  let basename f =
    try
      let pos_start =
        (String.rindex f '/') + 1
      in
        String.sub f pos_start ((String.length f) - pos_start)
    with Not_found ->
      f

  let chop_extension f =
    try
      let last_dot =
        String.rindex f '.'
      in
      let sub =
        String.sub f 0 last_dot
      in
        try
          let last_slash =
            String.rindex f '/'
          in
            if last_slash < last_dot then
              sub
            else
              f
        with Not_found ->
          sub

    with Not_found ->
      f

  let capitalize_file f =
    let dir = dirname f in
    let base = basename f in
    concat dir (String.capitalize base)

  let uncapitalize_file f =
    let dir = dirname f in
    let base = basename f in
    concat dir (String.uncapitalize base)

end

module OASISHostPath = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISHostPath.ml" *)


  open Filename

  module Unix = OASISUnixPath

  let make =
    function
      | [] ->
          invalid_arg "OASISHostPath.make"
      | hd :: tl ->
          List.fold_left Filename.concat hd tl

  let of_unix ufn =
    if Sys.os_type = "Unix" then
      ufn
    else
      make
        (List.map
           (fun p ->
              if p = Unix.current_dir_name then
                current_dir_name
              else if p = Unix.parent_dir_name then
                parent_dir_name
              else
                p)
           (OASISString.nsplit ufn '/'))


end

module OASISSection = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISSection.ml" *)

  open OASISTypes

  let section_kind_common = 
    function
      | Library (cs, _, _) -> 
          `Library, cs
      | Executable (cs, _, _) ->
          `Executable, cs
      | Flag (cs, _) ->
          `Flag, cs
      | SrcRepo (cs, _) ->
          `SrcRepo, cs
      | Test (cs, _) ->
          `Test, cs
      | Doc (cs, _) ->
          `Doc, cs

  let section_common sct =
    snd (section_kind_common sct)

  let section_common_set cs =
    function
      | Library (_, bs, lib)     -> Library (cs, bs, lib)
      | Executable (_, bs, exec) -> Executable (cs, bs, exec)
      | Flag (_, flg)            -> Flag (cs, flg)
      | SrcRepo (_, src_repo)    -> SrcRepo (cs, src_repo)
      | Test (_, tst)            -> Test (cs, tst)
      | Doc (_, doc)             -> Doc (cs, doc)

  (** Key used to identify section
    *)
  let section_id sct = 
    let k, cs = 
      section_kind_common sct
    in
      k, cs.cs_name

  let string_of_section sct =
    let k, nm =
      section_id sct
    in
      (match k with
         | `Library    -> "library" 
         | `Executable -> "executable"
         | `Flag       -> "flag"
         | `SrcRepo    -> "src repository"
         | `Test       -> "test"
         | `Doc        -> "doc")
      ^" "^nm

  let section_find id scts =
    List.find
      (fun sct -> id = section_id sct)
      scts

  module CSection =
  struct
    type t = section

    let id = section_id

    let compare t1 t2 = 
      compare (id t1) (id t2)
      
    let equal t1 t2 =
      (id t1) = (id t2)

    let hash t =
      Hashtbl.hash (id t)
  end

  module MapSection = Map.Make(CSection)
  module SetSection = Set.Make(CSection)

end

module OASISBuildSection = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISBuildSection.ml" *)

end

module OASISExecutable = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISExecutable.ml" *)

  open OASISTypes

  let unix_exec_is (cs, bs, exec) is_native ext_dll suffix_program = 
    let dir = 
      OASISUnixPath.concat
        bs.bs_path
        (OASISUnixPath.dirname exec.exec_main_is)
    in
    let is_native_exec = 
      match bs.bs_compiled_object with
        | Native -> true
        | Best -> is_native ()
        | Byte -> false
    in

      OASISUnixPath.concat
        dir
        (cs.cs_name^(suffix_program ())),

      if not is_native_exec && 
         not exec.exec_custom && 
         bs.bs_c_sources <> [] then
        Some (dir^"/dll"^cs.cs_name^"_stubs"^(ext_dll ()))
      else
        None

end

module OASISLibrary = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISLibrary.ml" *)

  open OASISTypes
  open OASISUtils
  open OASISGettext
  open OASISSection

  type library_name = name
  type findlib_part_name = name
  type 'a map_of_findlib_part_name = 'a OASISUtils.MapString.t

  exception InternalLibraryNotFound of library_name
  exception FindlibPackageNotFound of findlib_name

  type group_t =
    | Container of findlib_name * group_t list
    | Package of (findlib_name *
                  common_section *
                  build_section *
                  library *
                  group_t list)

  (* Look for a module file, considering capitalization or not. *)
  let find_module source_file_exists (cs, bs, lib) modul =
    let possible_base_fn =
      List.map
        (OASISUnixPath.concat bs.bs_path)
        [modul;
         OASISUnixPath.uncapitalize_file modul;
         OASISUnixPath.capitalize_file modul]
    in
      (* TODO: we should be able to be able to determine the source for every
       * files. Hence we should introduce a Module(source: fn) for the fields
       * Modules and InternalModules
       *)
      List.fold_left
        (fun acc base_fn ->
           match acc with
             | `No_sources _ ->
                 begin
                   let file_found =
                     List.fold_left
                       (fun acc ext ->
                          if source_file_exists (base_fn^ext) then
                            (base_fn^ext) :: acc
                          else
                            acc)
                       []
                       [".ml"; ".mli"; ".mll"; ".mly"]
                   in
                     match file_found with
                       | [] ->
                           acc
                       | lst ->
                           `Sources (base_fn, lst)
                 end
             | `Sources _ ->
                 acc)
        (`No_sources possible_base_fn)
        possible_base_fn

  let source_unix_files ~ctxt (cs, bs, lib) source_file_exists =
    List.fold_left
      (fun acc modul ->
         match find_module source_file_exists (cs, bs, lib) modul with
           | `Sources (base_fn, lst) ->
               (base_fn, lst) :: acc
           | `No_sources _ ->
               OASISMessage.warning
                 ~ctxt
                 (f_ "Cannot find source file matching \
                      module '%s' in library %s")
                 modul cs.cs_name;
               acc)
      []
      (lib.lib_modules @ lib.lib_internal_modules)

  let generated_unix_files
        ~ctxt
        ~is_native
        ~has_native_dynlink
        ~ext_lib
        ~ext_dll
        ~source_file_exists
        (cs, bs, lib) =

    let find_modules lst ext = 
      let find_module modul =
        match find_module source_file_exists (cs, bs, lib) modul with
          | `Sources (base_fn, _) ->
              [base_fn]
          | `No_sources lst ->
              OASISMessage.warning
                ~ctxt
                (f_ "Cannot find source file matching \
                     module '%s' in library %s")
                modul cs.cs_name;
              lst
      in
      List.map 
        (fun nm -> 
           List.map 
             (fun base_fn -> base_fn ^"."^ext)
             (find_module nm))
        lst
    in

    (* The headers that should be compiled along *)
    let headers =
      if lib.lib_pack then
        []
      else
        find_modules
          lib.lib_modules
          "cmi"
    in

    (* The .cmx that be compiled along *)
    let cmxs =
      let should_be_built =
        (not lib.lib_pack) && (* Do not install .cmx packed submodules *)
        match bs.bs_compiled_object with
          | Native -> true
          | Best -> is_native
          | Byte -> false
      in
        if should_be_built then
          find_modules
            (lib.lib_modules @ lib.lib_internal_modules)
            "cmx"
        else
          []
    in

    let acc_nopath =
      []
    in

    (* Compute what libraries should be built *)
    let acc_nopath =
      (* Add the packed header file if required *)
      let add_pack_header acc =
        if lib.lib_pack then
          [cs.cs_name^".cmi"] :: acc
        else
          acc
      in
      let byte acc =
        add_pack_header ([cs.cs_name^".cma"] :: acc)
      in
      let native acc =
        let acc = 
          add_pack_header
            (if has_native_dynlink then
               [cs.cs_name^".cmxs"] :: acc
             else acc)
        in
          [cs.cs_name^".cmxa"] :: [cs.cs_name^ext_lib] :: acc
      in
        match bs.bs_compiled_object with
          | Native ->
              byte (native acc_nopath)
          | Best when is_native ->
              byte (native acc_nopath)
          | Byte | Best ->
              byte acc_nopath
    in

    (* Add C library to be built *)
    let acc_nopath =
      if bs.bs_c_sources <> [] then
        begin
          ["lib"^cs.cs_name^"_stubs"^ext_lib]
          ::
          ["dll"^cs.cs_name^"_stubs"^ext_dll]
          ::
          acc_nopath
        end
      else
        acc_nopath
    in

      (* All the files generated *)
      List.rev_append
        (List.rev_map
           (List.rev_map
              (OASISUnixPath.concat bs.bs_path))
           acc_nopath)
        (headers @ cmxs)

  type data = common_section * build_section * library
  type tree =
    | Node of (data option) * (tree MapString.t)
    | Leaf of data

  let findlib_mapping pkg =
    (* Map from library name to either full findlib name or parts + parent. *)
    let fndlb_parts_of_lib_name =
      let fndlb_parts cs lib =
        let name =
          match lib.lib_findlib_name with
            | Some nm -> nm
            | None -> cs.cs_name
        in
        let name =
          String.concat "." (lib.lib_findlib_containers @ [name])
        in
          name
      in
        List.fold_left
          (fun mp ->
             function
               | Library (cs, _, lib) ->
                   begin
                     let lib_name = cs.cs_name in
                     let fndlb_parts = fndlb_parts cs lib in
                       if MapString.mem lib_name mp then
                         failwithf
                           (f_ "The library name '%s' is used more than once.")
                           lib_name;
                       match lib.lib_findlib_parent with
                         | Some lib_name_parent ->
                             MapString.add
                               lib_name
                               (`Unsolved (lib_name_parent, fndlb_parts))
                               mp
                         | None ->
                             MapString.add
                               lib_name
                               (`Solved fndlb_parts)
                               mp
                   end

               | Executable _ | Test _ | Flag _ | SrcRepo _ | Doc _ ->
                   mp)
          MapString.empty
          pkg.sections
    in

    (* Solve the above graph to be only library name to full findlib name. *)
    let fndlb_name_of_lib_name =
      let rec solve visited mp lib_name lib_name_child =
        if SetString.mem lib_name visited then
          failwithf
            (f_ "Library '%s' is involved in a cycle \
                 with regard to findlib naming.")
            lib_name;
        let visited = SetString.add lib_name visited in
          try
            match MapString.find lib_name mp with
              | `Solved fndlb_nm ->
                  fndlb_nm, mp
              | `Unsolved (lib_nm_parent, post_fndlb_nm) ->
                  let pre_fndlb_nm, mp =
                    solve visited mp lib_nm_parent lib_name
                  in
                  let fndlb_nm = pre_fndlb_nm^"."^post_fndlb_nm in
                    fndlb_nm, MapString.add lib_name (`Solved fndlb_nm) mp
          with Not_found ->
            failwithf
              (f_ "Library '%s', which is defined as the findlib parent of \
                   library '%s', doesn't exist.")
              lib_name lib_name_child
      in
      let mp =
        MapString.fold
          (fun lib_name status mp ->
             match status with
               | `Solved _ ->
                   (* Solved initialy, no need to go further *)
                   mp
               | `Unsolved _ ->
                   let _, mp = solve SetString.empty mp lib_name "<none>" in
                     mp)
          fndlb_parts_of_lib_name
          fndlb_parts_of_lib_name
      in
        MapString.map
          (function
             | `Solved fndlb_nm -> fndlb_nm
             | `Unsolved _ -> assert false)
          mp
    in

    (* Convert an internal library name to a findlib name. *)
    let findlib_name_of_library_name lib_nm =
      try
        MapString.find lib_nm fndlb_name_of_lib_name
      with Not_found ->
        raise (InternalLibraryNotFound lib_nm)
    in

    (* Add a library to the tree.
     *)
    let add sct mp =
      let fndlb_fullname =
        let cs, _, _ = sct in
        let lib_name = cs.cs_name in
          findlib_name_of_library_name lib_name
      in
      let rec add_children nm_lst (children : tree MapString.t) =
        match nm_lst with
          | (hd :: tl) ->
              begin
                let node =
                  try
                    add_node tl (MapString.find hd children)
                  with Not_found ->
                    (* New node *)
                    new_node tl
                in
                  MapString.add hd node children
              end
          | [] ->
              (* Should not have a nameless library. *)
              assert false
      and add_node tl node =
        if tl = [] then
          begin
            match node with
              | Node (None, children) ->
                  Node (Some sct, children)
              | Leaf (cs', _, _) | Node (Some (cs', _, _), _) ->
                  (* TODO: allow to merge Package, i.e.
                   * archive(byte) = "foo.cma foo_init.cmo"
                   *)
                  let cs, _, _ = sct in
                    failwithf
                      (f_ "Library '%s' and '%s' have the same findlib name '%s'")
                      cs.cs_name cs'.cs_name fndlb_fullname
          end
        else
          begin
            match node with
              | Leaf data ->
                  Node (Some data, add_children tl MapString.empty)
              | Node (data_opt, children) ->
                  Node (data_opt, add_children tl children)
          end
      and new_node =
        function
          | [] ->
              Leaf sct
          | hd :: tl ->
              Node (None, MapString.add hd (new_node tl) MapString.empty)
      in
        add_children (OASISString.nsplit fndlb_fullname '.') mp
    in

    let rec group_of_tree mp =
      MapString.fold
        (fun nm node acc ->
           let cur =
             match node with
               | Node (Some (cs, bs, lib), children) ->
                   Package (nm, cs, bs, lib, group_of_tree children)
               | Node (None, children) ->
                   Container (nm, group_of_tree children)
               | Leaf (cs, bs, lib) ->
                   Package (nm, cs, bs, lib, [])
           in
             cur :: acc)
        mp []
    in

    let group_mp =
      List.fold_left
        (fun mp ->
           function
             | Library (cs, bs, lib) ->
                 add (cs, bs, lib) mp
             | _ ->
                 mp)
        MapString.empty
        pkg.sections
    in

    let groups =
      group_of_tree group_mp
    in

    let library_name_of_findlib_name =
      Lazy.lazy_from_fun
        (fun () ->
           (* Revert findlib_name_of_library_name. *)
           MapString.fold
             (fun k v mp -> MapString.add v k mp)
             fndlb_name_of_lib_name
             MapString.empty)
    in
    let library_name_of_findlib_name fndlb_nm =
      try
        MapString.find fndlb_nm (Lazy.force library_name_of_findlib_name)
      with Not_found ->
        raise (FindlibPackageNotFound fndlb_nm)
    in

      groups,
      findlib_name_of_library_name,
      library_name_of_findlib_name

  let findlib_of_group =
    function
      | Container (fndlb_nm, _)
      | Package (fndlb_nm, _, _, _, _) -> fndlb_nm

  let root_of_group grp =
    let rec root_lib_aux =
      (* We do a DFS in the group. *)
      function
        | Container (_, children) ->
            List.fold_left
              (fun res grp ->
                 if res = None then
                   root_lib_aux grp
                 else
                   res)
              None
              children
        | Package (_, cs, bs, lib, _) ->
            Some (cs, bs, lib)
    in
      match root_lib_aux grp with
        | Some res ->
            res
        | None ->
            failwithf
              (f_ "Unable to determine root library of findlib library '%s'")
              (findlib_of_group grp)

end

module OASISFlag = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISFlag.ml" *)

end

module OASISPackage = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISPackage.ml" *)

end

module OASISSourceRepository = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISSourceRepository.ml" *)

end

module OASISTest = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISTest.ml" *)

end

module OASISDocument = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISDocument.ml" *)

end

module OASISExec = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISExec.ml" *)

  open OASISGettext
  open OASISUtils
  open OASISMessage

  (* TODO: I don't like this quote, it is there because $(rm) foo expands to
   * 'rm -f' foo...
   *)
  let run ~ctxt ?f_exit_code ?(quote=true) cmd args =
    let cmd =
      if quote then
        if Sys.os_type = "Win32" then
          if String.contains cmd ' ' then
            (* Double the 1st double quote... win32... sigh *)
            "\""^(Filename.quote cmd)
          else
            cmd
        else
          Filename.quote cmd
      else
        cmd
    in
    let cmdline =
      String.concat " " (cmd :: args)
    in
      info ~ctxt (f_ "Running command '%s'") cmdline;
      match f_exit_code, Sys.command cmdline with
        | None, 0 -> ()
        | None, i ->
            failwithf
              (f_ "Command '%s' terminated with error code %d")
              cmdline i
        | Some f, i ->
            f i

  let run_read_output ~ctxt ?f_exit_code cmd args =
    let fn =
      Filename.temp_file "oasis-" ".txt"
    in
      try
        begin
          let () =
            run ~ctxt ?f_exit_code cmd (args @ [">"; Filename.quote fn])
          in
          let chn =
            open_in fn
          in
          let routput =
            ref []
          in
            begin
              try
                while true do
                  routput := (input_line chn) :: !routput
                done
              with End_of_file ->
                ()
            end;
            close_in chn;
            Sys.remove fn;
            List.rev !routput
        end
      with e ->
        (try Sys.remove fn with _ -> ());
        raise e

  let run_read_one_line ~ctxt ?f_exit_code cmd args =
    match run_read_output ~ctxt ?f_exit_code cmd args with
      | [fst] ->
          fst
      | lst ->
          failwithf
            (f_ "Command return unexpected output %S")
            (String.concat "\n" lst)
end

module OASISFileUtil = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/oasis/OASISFileUtil.ml" *)

  open OASISGettext

  let file_exists_case fn =
    let dirname = Filename.dirname fn in
    let basename = Filename.basename fn in
      if Sys.file_exists dirname then
        if basename = Filename.current_dir_name then
          true
        else
          List.mem
            basename
            (Array.to_list (Sys.readdir dirname))
      else
        false

  let find_file ?(case_sensitive=true) paths exts =

    (* Cardinal product of two list *)
    let ( * ) lst1 lst2 =
      List.flatten
        (List.map
           (fun a ->
              List.map
                (fun b -> a,b)
                lst2)
           lst1)
    in

    let rec combined_paths lst =
      match lst with
        | p1 :: p2 :: tl ->
            let acc =
              (List.map
                 (fun (a,b) -> Filename.concat a b)
                 (p1 * p2))
            in
              combined_paths (acc :: tl)
        | [e] ->
            e
        | [] ->
            []
    in

    let alternatives =
      List.map
        (fun (p,e) ->
           if String.length e > 0 && e.[0] <> '.' then
             p ^ "." ^ e
           else
             p ^ e)
        ((combined_paths paths) * exts)
    in
      List.find
        (if case_sensitive then
           file_exists_case
         else
           Sys.file_exists)
        alternatives

  let which ~ctxt prg =
    let path_sep =
      match Sys.os_type with
        | "Win32" ->
            ';'
        | _ ->
            ':'
    in
    let path_lst = OASISString.nsplit (Sys.getenv "PATH") path_sep in
    let exec_ext =
      match Sys.os_type with
        | "Win32" ->
            "" :: (OASISString.nsplit (Sys.getenv "PATHEXT") path_sep)
        | _ ->
            [""]
    in
      find_file ~case_sensitive:false [path_lst; [prg]] exec_ext

  (**/**)
  let rec fix_dir dn =
    (* Windows hack because Sys.file_exists "src\\" = false when
     * Sys.file_exists "src" = true
     *)
    let ln =
      String.length dn
    in
      if Sys.os_type = "Win32" && ln > 0 && dn.[ln - 1] = '\\' then
        fix_dir (String.sub dn 0 (ln - 1))
      else
        dn

  let q = Filename.quote
  (**/**)

  let cp ~ctxt ?(recurse=false) src tgt =
    if recurse then
      match Sys.os_type with
        | "Win32" ->
            OASISExec.run ~ctxt
              "xcopy" [q src; q tgt; "/E"]
        | _ ->
            OASISExec.run ~ctxt
              "cp" ["-r"; q src; q tgt]
    else
      OASISExec.run ~ctxt
        (match Sys.os_type with
         | "Win32" -> "copy"
         | _ -> "cp")
        [q src; q tgt]

  let mkdir ~ctxt tgt =
    OASISExec.run ~ctxt
      (match Sys.os_type with
         | "Win32" -> "md"
         | _ -> "mkdir")
      [q tgt]

  let rec mkdir_parent ~ctxt f tgt =
    let tgt =
      fix_dir tgt
    in
      if Sys.file_exists tgt then
        begin
          if not (Sys.is_directory tgt) then
            OASISUtils.failwithf
              (f_ "Cannot create directory '%s', a file of the same name already \
                   exists")
              tgt
        end
      else
        begin
          mkdir_parent ~ctxt f (Filename.dirname tgt);
          if not (Sys.file_exists tgt) then
            begin
              f tgt;
              mkdir ~ctxt tgt
            end
        end

  let rmdir ~ctxt tgt =
    if Sys.readdir tgt = [||] then
      begin
        match Sys.os_type with
          | "Win32" ->
              OASISExec.run ~ctxt "rd" [q tgt]
          | _ ->
              OASISExec.run ~ctxt "rm" ["-r"; q tgt]
      end

  let glob ~ctxt fn =
   let basename =
     Filename.basename fn
   in
     if String.length basename >= 2 &&
        basename.[0] = '*' &&
        basename.[1] = '.' then
       begin
         let ext_len =
           (String.length basename) - 2
         in
         let ext =
           String.sub basename 2 ext_len
         in
         let dirname =
           Filename.dirname fn
         in
           Array.fold_left
             (fun acc fn ->
                try
                  let fn_ext =
                    String.sub
                      fn
                      ((String.length fn) - ext_len)
                      ext_len
                  in
                    if fn_ext = ext then
                      (Filename.concat dirname fn) :: acc
                    else
                      acc
                with Invalid_argument _ ->
                  acc)
             []
             (Sys.readdir dirname)
       end
     else
       begin
         if file_exists_case fn then
           [fn]
         else
           []
       end
end


# 2142 "setup.ml"
module BaseEnvLight = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseEnvLight.ml" *)

  module MapString = Map.Make(String)

  type t = string MapString.t

  let default_filename =
    Filename.concat
      (Sys.getcwd ())
      "setup.data"

  let load ?(allow_empty=false) ?(filename=default_filename) () =
    if Sys.file_exists filename then
      begin
        let chn =
          open_in_bin filename
        in
        let st =
          Stream.of_channel chn
        in
        let line =
          ref 1
        in
        let st_line =
          Stream.from
            (fun _ ->
               try
                 match Stream.next st with
                   | '\n' -> incr line; Some '\n'
                   | c -> Some c
               with Stream.Failure -> None)
        in
        let lexer =
          Genlex.make_lexer ["="] st_line
        in
        let rec read_file mp =
          match Stream.npeek 3 lexer with
            | [Genlex.Ident nm; Genlex.Kwd "="; Genlex.String value] ->
                Stream.junk lexer;
                Stream.junk lexer;
                Stream.junk lexer;
                read_file (MapString.add nm value mp)
            | [] ->
                mp
            | _ ->
                failwith
                  (Printf.sprintf
                     "Malformed data file '%s' line %d"
                     filename !line)
        in
        let mp =
          read_file MapString.empty
        in
          close_in chn;
          mp
      end
    else if allow_empty then
      begin
        MapString.empty
      end
    else
      begin
        failwith
          (Printf.sprintf
             "Unable to load environment, the file '%s' doesn't exist."
             filename)
      end

  let var_get name env =
    let rec var_expand str =
      let buff =
        Buffer.create ((String.length str) * 2)
      in
        Buffer.add_substitute
          buff
          (fun var ->
             try
               var_expand (MapString.find var env)
             with Not_found ->
               failwith
                 (Printf.sprintf
                    "No variable %s defined when trying to expand %S."
                    var
                    str))
          str;
        Buffer.contents buff
    in
      var_expand (MapString.find name env)

  let var_choose lst env =
    OASISExpr.choose
      (fun nm -> var_get nm env)
      lst
end


# 2240 "setup.ml"
module BaseContext = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseContext.ml" *)

  open OASISContext

  let args = args

  let default = default

end

module BaseMessage = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseMessage.ml" *)

  (** Message to user, overrid for Base
      @author Sylvain Le Gall
    *)
  open OASISMessage
  open BaseContext

  let debug fmt   = debug ~ctxt:!default fmt

  let info fmt    = info ~ctxt:!default fmt

  let warning fmt = warning ~ctxt:!default fmt

  let error fmt = error ~ctxt:!default fmt

end

module BaseEnv = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseEnv.ml" *)

  open OASISGettext
  open OASISUtils
  open PropList

  module MapString = BaseEnvLight.MapString

  type origin_t =
    | ODefault
    | OGetEnv
    | OFileLoad
    | OCommandLine

  type cli_handle_t =
    | CLINone
    | CLIAuto
    | CLIWith
    | CLIEnable
    | CLIUser of (Arg.key * Arg.spec * Arg.doc) list

  type definition_t =
      {
        hide:       bool;
        dump:       bool;
        cli:        cli_handle_t;
        arg_help:   string option;
        group:      string option;
      }

  let schema =
    Schema.create "environment"

  (* Environment data *)
  let env =
    Data.create ()

  (* Environment data from file *)
  let env_from_file =
    ref MapString.empty

  (* Lexer for var *)
  let var_lxr =
    Genlex.make_lexer []

  let rec var_expand str =
    let buff =
      Buffer.create ((String.length str) * 2)
    in
      Buffer.add_substitute
        buff
        (fun var ->
           try
             (* TODO: this is a quick hack to allow calling Test.Command
              * without defining executable name really. I.e. if there is
              * an exec Executable toto, then $(toto) should be replace
              * by its real name. It is however useful to have this function
              * for other variable that depend on the host and should be
              * written better than that.
              *)
             let st =
               var_lxr (Stream.of_string var)
             in
               match Stream.npeek 3 st with
                 | [Genlex.Ident "utoh"; Genlex.Ident nm] ->
                     OASISHostPath.of_unix (var_get nm)
                 | [Genlex.Ident "utoh"; Genlex.String s] ->
                     OASISHostPath.of_unix s
                 | [Genlex.Ident "ocaml_escaped"; Genlex.Ident nm] ->
                     String.escaped (var_get nm)
                 | [Genlex.Ident "ocaml_escaped"; Genlex.String s] ->
                     String.escaped s
                 | [Genlex.Ident nm] ->
                     var_get nm
                 | _ ->
                     failwithf
                       (f_ "Unknown expression '%s' in variable expansion of %s.")
                       var
                       str
           with
             | Unknown_field (_, _) ->
                 failwithf
                   (f_ "No variable %s defined when trying to expand %S.")
                   var
                   str
             | Stream.Error e ->
                 failwithf
                   (f_ "Syntax error when parsing '%s' when trying to \
                        expand %S: %s")
                   var
                   str
                   e)
        str;
      Buffer.contents buff

  and var_get name =
    let vl =
      try
        Schema.get schema env name
      with Unknown_field _ as e ->
        begin
          try
            MapString.find name !env_from_file
          with Not_found ->
            raise e
        end
    in
      var_expand vl

  let var_choose ?printer ?name lst =
    OASISExpr.choose
      ?printer
      ?name
      var_get
      lst

  let var_protect vl =
    let buff =
      Buffer.create (String.length vl)
    in
      String.iter
        (function
           | '$' -> Buffer.add_string buff "\\$"
           | c   -> Buffer.add_char   buff c)
        vl;
      Buffer.contents buff

  let var_define
        ?(hide=false)
        ?(dump=true)
        ?short_desc
        ?(cli=CLINone)
        ?arg_help
        ?group
        name (* TODO: type constraint on the fact that name must be a valid OCaml
                  id *)
        dflt =

    let default =
      [
        OFileLoad, (fun () -> MapString.find name !env_from_file);
        ODefault,  dflt;
        OGetEnv,   (fun () -> Sys.getenv name);
      ]
    in

    let extra =
      {
        hide     = hide;
        dump     = dump;
        cli      = cli;
        arg_help = arg_help;
        group    = group;
      }
    in

    (* Try to find a value that can be defined
     *)
    let var_get_low lst =
      let errors, res =
        List.fold_left
          (fun (errors, res) (o, v) ->
             if res = None then
               begin
                 try
                   errors, Some (v ())
                 with
                   | Not_found ->
                        errors, res
                   | Failure rsn ->
                       (rsn :: errors), res
                   | e ->
                       (Printexc.to_string e) :: errors, res
               end
             else
               errors, res)
          ([], None)
          (List.sort
             (fun (o1, _) (o2, _) ->
                Pervasives.compare o2 o1)
             lst)
      in
        match res, errors with
          | Some v, _ ->
              v
          | None, [] ->
              raise (Not_set (name, None))
          | None, lst ->
              raise (Not_set (name, Some (String.concat (s_ ", ") lst)))
    in

    let help =
      match short_desc with
        | Some fs -> Some fs
        | None -> None
    in

    let var_get_lst =
      FieldRO.create
        ~schema
        ~name
        ~parse:(fun ?(context=ODefault) s -> [context, fun () -> s])
        ~print:var_get_low
        ~default
        ~update:(fun ?context x old_x -> x @ old_x)
        ?help
        extra
    in

      fun () ->
        var_expand (var_get_low (var_get_lst env))

  let var_redefine
        ?hide
        ?dump
        ?short_desc
        ?cli
        ?arg_help
        ?group
        name
        dflt =
    if Schema.mem schema name then
      begin
        (* TODO: look suspsicious, we want to memorize dflt not dflt () *)
        Schema.set schema env ~context:ODefault name (dflt ());
        fun () -> var_get name
      end
    else
      begin
        var_define
          ?hide
          ?dump
          ?short_desc
          ?cli
          ?arg_help
          ?group
          name
          dflt
      end

  let var_ignore (e : unit -> string) =
    ()

  let print_hidden =
    var_define
      ~hide:true
      ~dump:false
      ~cli:CLIAuto
      ~arg_help:"Print even non-printable variable. (debug)"
      "print_hidden"
      (fun () -> "false")

  let var_all () =
    List.rev
      (Schema.fold
         (fun acc nm def _ ->
            if not def.hide || bool_of_string (print_hidden ()) then
              nm :: acc
            else
              acc)
         []
         schema)

  let default_filename =
    BaseEnvLight.default_filename

  let load ?allow_empty ?filename () =
    env_from_file := BaseEnvLight.load ?allow_empty ?filename ()

  let unload () =
    env_from_file := MapString.empty;
    Data.clear env

  let dump ?(filename=default_filename) () =
    let chn =
      open_out_bin filename
    in
    let output nm value = 
      Printf.fprintf chn "%s=%S\n" nm value
    in
    let mp_todo = 
      (* Dump data from schema *)
      Schema.fold
        (fun mp_todo nm def _ ->
           if def.dump then
             begin
               try
                 let value =
                   Schema.get
                     schema
                     env
                     nm
                 in
                   output nm value
               with Not_set _ ->
                 ()
             end;
           MapString.remove nm mp_todo)
        !env_from_file
        schema
    in
      (* Dump data defined outside of schema *)
      MapString.iter output mp_todo;

      (* End of the dump *)
      close_out chn

  let print () =
    let printable_vars =
      Schema.fold
        (fun acc nm def short_descr_opt ->
           if not def.hide || bool_of_string (print_hidden ()) then
             begin
               try
                 let value =
                   Schema.get
                     schema
                     env
                     nm
                 in
                 let txt =
                   match short_descr_opt with
                     | Some s -> s ()
                     | None -> nm
                 in
                   (txt, value) :: acc
               with Not_set _ ->
                   acc
             end
           else
             acc)
        []
        schema
    in
    let max_length =
      List.fold_left max 0
        (List.rev_map String.length
           (List.rev_map fst printable_vars))
    in
    let dot_pad str =
      String.make ((max_length - (String.length str)) + 3) '.'
    in

    Printf.printf "\nConfiguration: \n";
    List.iter
      (fun (name,value) ->
        Printf.printf "%s: %s %s\n" name (dot_pad name) value)
      (List.rev printable_vars);
    Printf.printf "\n%!"

  let args () =
    let arg_concat =
      OASISUtils.varname_concat ~hyphen:'-'
    in
      [
        "--override",
         Arg.Tuple
           (
             let rvr = ref ""
             in
             let rvl = ref ""
             in
               [
                 Arg.Set_string rvr;
                 Arg.Set_string rvl;
                 Arg.Unit
                   (fun () ->
                      Schema.set
                        schema
                        env
                        ~context:OCommandLine
                        !rvr
                        !rvl)
               ]
           ),
        "var+val  Override any configuration variable.";

      ]
      @
      List.flatten
        (Schema.fold
          (fun acc name def short_descr_opt ->
             let var_set s =
               Schema.set
                 schema
                 env
                 ~context:OCommandLine
                 name
                 s
             in

             let arg_name =
               OASISUtils.varname_of_string ~hyphen:'-' name
             in

             let hlp =
               match short_descr_opt with
                 | Some txt -> txt ()
                 | None -> ""
             in

             let arg_hlp =
               match def.arg_help with
                 | Some s -> s
                 | None   -> "str"
             in

             let default_value =
               try
                 Printf.sprintf
                   (f_ " [%s]")
                   (Schema.get
                      schema
                      env
                      name)
               with Not_set _ ->
                 ""
             in

             let args =
               match def.cli with
                 | CLINone ->
                     []
                 | CLIAuto ->
                     [
                       arg_concat "--" arg_name,
                       Arg.String var_set,
                       Printf.sprintf (f_ "%s %s%s") arg_hlp hlp default_value
                     ]
                 | CLIWith ->
                     [
                       arg_concat "--with-" arg_name,
                       Arg.String var_set,
                       Printf.sprintf (f_ "%s %s%s") arg_hlp hlp default_value
                     ]
                 | CLIEnable ->
                     let dflt =
                       if default_value = " [true]" then
                         s_ " [default: enabled]"
                       else
                         s_ " [default: disabled]"
                     in
                       [
                         arg_concat "--enable-" arg_name,
                         Arg.Unit (fun () -> var_set "true"),
                         Printf.sprintf (f_ " %s%s") hlp dflt;

                         arg_concat "--disable-" arg_name,
                         Arg.Unit (fun () -> var_set "false"),
                         Printf.sprintf (f_ " %s%s") hlp dflt
                       ]
                 | CLIUser lst ->
                     lst
             in
               args :: acc)
           []
           schema)
end

module BaseArgExt = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseArgExt.ml" *)

  open OASISUtils
  open OASISGettext

  let parse argv args =
      (* Simulate command line for Arg *)
      let current =
        ref 0
      in

        try
          Arg.parse_argv
            ~current:current
            (Array.concat [[|"none"|]; argv])
            (Arg.align args)
            (failwithf (f_ "Don't know what to do with arguments: '%s'"))
            (s_ "configure options:")
        with
          | Arg.Help txt ->
              print_endline txt;
              exit 0
          | Arg.Bad txt ->
              prerr_endline txt;
              exit 1
end

module BaseCheck = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseCheck.ml" *)

  open BaseEnv
  open BaseMessage
  open OASISUtils
  open OASISGettext

  let prog_best prg prg_lst =
    var_redefine
      prg
      (fun () ->
         let alternate =
           List.fold_left
             (fun res e ->
                match res with
                  | Some _ ->
                      res
                  | None ->
                      try
                        Some (OASISFileUtil.which ~ctxt:!BaseContext.default e)
                      with Not_found ->
                        None)
             None
             prg_lst
         in
           match alternate with
             | Some prg -> prg
             | None -> raise Not_found)

  let prog prg =
    prog_best prg [prg]

  let prog_opt prg =
    prog_best prg [prg^".opt"; prg]

  let ocamlfind =
    prog "ocamlfind"

  let version
        var_prefix
        cmp
        fversion
        () =
    (* Really compare version provided *)
    let var =
      var_prefix^"_version_"^(OASISVersion.varname_of_comparator cmp)
    in
      var_redefine
        ~hide:true
        var
        (fun () ->
           let version_str =
             match fversion () with
               | "[Distributed with OCaml]" ->
                   begin
                     try
                       (var_get "ocaml_version")
                     with Not_found ->
                       warning
                         (f_ "Variable ocaml_version not defined, fallback \
                              to default");
                       Sys.ocaml_version
                   end
               | res ->
                   res
           in
           let version =
             OASISVersion.version_of_string version_str
           in
             if OASISVersion.comparator_apply version cmp then
               version_str
             else
               failwithf
                 (f_ "Cannot satisfy version constraint on %s: %s (version: %s)")
                 var_prefix
                 (OASISVersion.string_of_comparator cmp)
                 version_str)
        ()

  let package_version pkg =
    OASISExec.run_read_one_line ~ctxt:!BaseContext.default
      (ocamlfind ())
      ["query"; "-format"; "%v"; pkg]

  let package ?version_comparator pkg () =
    let var =
      OASISUtils.varname_concat
        "pkg_"
        (OASISUtils.varname_of_string pkg)
    in
    let findlib_dir pkg =
      let dir =
        OASISExec.run_read_one_line ~ctxt:!BaseContext.default
          (ocamlfind ())
          ["query"; "-format"; "%d"; pkg]
      in
        if Sys.file_exists dir && Sys.is_directory dir then
          dir
        else
          failwithf
            (f_ "When looking for findlib package %s, \
                 directory %s return doesn't exist")
            pkg dir
    in
    let vl =
      var_redefine
        var
        (fun () -> findlib_dir pkg)
        ()
    in
      (
        match version_comparator with
          | Some ver_cmp ->
              ignore
                (version
                   var
                   ver_cmp
                   (fun _ -> package_version pkg)
                   ())
          | None ->
              ()
      );
      vl
end

module BaseOCamlcConfig = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseOCamlcConfig.ml" *)


  open BaseEnv
  open OASISUtils
  open OASISGettext

  module SMap = Map.Make(String)

  let ocamlc =
    BaseCheck.prog_opt "ocamlc"

  let ocamlc_config_map =
    (* Map name to value for ocamlc -config output
       (name ^": "^value)
     *)
    let rec split_field mp lst =
      match lst with
        | line :: tl ->
            let mp =
              try
                let pos_semicolon =
                  String.index line ':'
                in
                  if pos_semicolon > 1 then
                    (
                      let name =
                        String.sub line 0 pos_semicolon
                      in
                      let linelen =
                        String.length line
                      in
                      let value =
                        if linelen > pos_semicolon + 2 then
                          String.sub
                            line
                            (pos_semicolon + 2)
                            (linelen - pos_semicolon - 2)
                        else
                          ""
                      in
                        SMap.add name value mp
                    )
                  else
                    (
                      mp
                    )
              with Not_found ->
                (
                  mp
                )
            in
              split_field mp tl
        | [] ->
            mp
    in

    let cache = 
      lazy
        (var_protect
           (Marshal.to_string
              (split_field
                 SMap.empty
                 (OASISExec.run_read_output
                    ~ctxt:!BaseContext.default
                    (ocamlc ()) ["-config"]))
              []))
    in
      var_redefine
        "ocamlc_config_map"
        ~hide:true
        ~dump:false
        (fun () ->
           (* TODO: update if ocamlc change !!! *)
           Lazy.force cache)

  let var_define nm =
    (* Extract data from ocamlc -config *)
    let avlbl_config_get () =
      Marshal.from_string
        (ocamlc_config_map ())
        0
    in
    let chop_version_suffix s =
      try 
        String.sub s 0 (String.index s '+')
      with _ -> 
        s
     in

    let nm_config, value_config =
      match nm with
        | "ocaml_version" -> 
            "version", chop_version_suffix
        | _ -> nm, (fun x -> x)
    in
      var_redefine
        nm
        (fun () ->
          try
             let map =
               avlbl_config_get ()
             in
             let value =
               SMap.find nm_config map
             in
               value_config value
           with Not_found ->
             failwithf
               (f_ "Cannot find field '%s' in '%s -config' output")
               nm
               (ocamlc ()))

end

module BaseStandardVar = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseStandardVar.ml" *)


  open OASISGettext
  open OASISTypes
  open OASISExpr
  open BaseCheck
  open BaseEnv

  let ocamlfind  = BaseCheck.ocamlfind
  let ocamlc     = BaseOCamlcConfig.ocamlc
  let ocamlopt   = prog_opt "ocamlopt"
  let ocamlbuild = prog "ocamlbuild"


  (**/**)
  let rpkg =
    ref None

  let pkg_get () =
    match !rpkg with
      | Some pkg -> pkg
      | None -> failwith (s_ "OASIS Package is not set")

  let var_cond = ref []

  let var_define_cond ~since_version f dflt =
    let holder = ref (fun () -> dflt) in
    let since_version =
      OASISVersion.VGreaterEqual (OASISVersion.version_of_string since_version)
    in
      var_cond :=
      (fun ver ->
         if OASISVersion.comparator_apply ver since_version then
           holder := f ()) :: !var_cond;
      fun () -> !holder ()

  (**/**)

  let pkg_name =
    var_define
      ~short_desc:(fun () -> s_ "Package name")
      "pkg_name"
      (fun () -> (pkg_get ()).name)

  let pkg_version =
    var_define
      ~short_desc:(fun () -> s_ "Package version")
      "pkg_version"
      (fun () ->
         (OASISVersion.string_of_version (pkg_get ()).version))

  let c = BaseOCamlcConfig.var_define

  let os_type        = c "os_type"
  let system         = c "system"
  let architecture   = c "architecture"
  let ccomp_type     = c "ccomp_type"
  let ocaml_version  = c "ocaml_version"

  (* TODO: Check standard variable presence at runtime *)

  let standard_library_default = c "standard_library_default"
  let standard_library         = c "standard_library"
  let standard_runtime         = c "standard_runtime"
  let bytecomp_c_compiler      = c "bytecomp_c_compiler"
  let native_c_compiler        = c "native_c_compiler"
  let model                    = c "model"
  let ext_obj                  = c "ext_obj"
  let ext_asm                  = c "ext_asm"
  let ext_lib                  = c "ext_lib"
  let ext_dll                  = c "ext_dll"
  let default_executable_name  = c "default_executable_name"
  let systhread_supported      = c "systhread_supported"

  let flexlink = 
    BaseCheck.prog "flexlink"

  let flexdll_version =
    var_define
      ~short_desc:(fun () -> "FlexDLL version (Win32)")
      "flexdll_version"
      (fun () ->
         let lst = 
           OASISExec.run_read_output ~ctxt:!BaseContext.default
             (flexlink ()) ["-help"]
         in
           match lst with 
             | line :: _ ->
                 Scanf.sscanf line "FlexDLL version %s" (fun ver -> ver)
             | [] ->
                 raise Not_found)

  (**/**)
  let p name hlp dflt =
    var_define
      ~short_desc:hlp
      ~cli:CLIAuto
      ~arg_help:"dir"
      name
      dflt

  let (/) a b =
    if os_type () = Sys.os_type then
      Filename.concat a b
    else if os_type () = "Unix" then
      OASISUnixPath.concat a b
    else
      OASISUtils.failwithf (f_ "Cannot handle os_type %s filename concat")
        (os_type ())
  (**/**)

  let prefix =
    p "prefix"
      (fun () -> s_ "Install architecture-independent files dir")
      (fun () ->
         match os_type () with
           | "Win32" ->
               let program_files =
                 Sys.getenv "PROGRAMFILES"
               in
                 program_files/(pkg_name ())
           | _ ->
               "/usr/local")

  let exec_prefix =
    p "exec_prefix"
      (fun () -> s_ "Install architecture-dependent files in dir")
      (fun () -> "$prefix")

  let bindir =
    p "bindir"
      (fun () -> s_ "User executables")
      (fun () -> "$exec_prefix"/"bin")

  let sbindir =
    p "sbindir"
      (fun () -> s_ "System admin executables")
      (fun () -> "$exec_prefix"/"sbin")

  let libexecdir =
    p "libexecdir"
      (fun () -> s_ "Program executables")
      (fun () -> "$exec_prefix"/"libexec")

  let sysconfdir =
    p "sysconfdir"
      (fun () -> s_ "Read-only single-machine data")
      (fun () -> "$prefix"/"etc")

  let sharedstatedir =
    p "sharedstatedir"
      (fun () -> s_ "Modifiable architecture-independent data")
      (fun () -> "$prefix"/"com")

  let localstatedir =
    p "localstatedir"
      (fun () -> s_ "Modifiable single-machine data")
      (fun () -> "$prefix"/"var")

  let libdir =
    p "libdir"
      (fun () -> s_ "Object code libraries")
      (fun () -> "$exec_prefix"/"lib")

  let datarootdir =
    p "datarootdir"
      (fun () -> s_ "Read-only arch-independent data root")
      (fun () -> "$prefix"/"share")

  let datadir =
    p "datadir"
      (fun () -> s_ "Read-only architecture-independent data")
      (fun () -> "$datarootdir")

  let infodir =
    p "infodir"
      (fun () -> s_ "Info documentation")
      (fun () -> "$datarootdir"/"info")

  let localedir =
    p "localedir"
      (fun () -> s_ "Locale-dependent data")
      (fun () -> "$datarootdir"/"locale")

  let mandir =
    p "mandir"
      (fun () -> s_ "Man documentation")
      (fun () -> "$datarootdir"/"man")

  let docdir =
    p "docdir"
      (fun () -> s_ "Documentation root")
      (fun () -> "$datarootdir"/"doc"/"$pkg_name")

  let htmldir =
    p "htmldir"
      (fun () -> s_ "HTML documentation")
      (fun () -> "$docdir")

  let dvidir =
    p "dvidir"
      (fun () -> s_ "DVI documentation")
      (fun () -> "$docdir")

  let pdfdir =
    p "pdfdir"
      (fun () -> s_ "PDF documentation")
      (fun () -> "$docdir")

  let psdir =
    p "psdir"
      (fun () -> s_ "PS documentation")
      (fun () -> "$docdir")

  let destdir =
    p "destdir"
      (fun () -> s_ "Prepend a path when installing package")
      (fun () ->
         raise
           (PropList.Not_set
              ("destdir",
               Some (s_ "undefined by construct"))))

  let findlib_version =
    var_define
      "findlib_version"
      (fun () ->
         BaseCheck.package_version "findlib")

  let is_native =
    var_define
      "is_native"
      (fun () ->
         try
           let _s : string =
             ocamlopt ()
           in
             "true"
         with PropList.Not_set _ ->
           let _s : string =
             ocamlc ()
           in
             "false")

  let ext_program =
    var_define
      "suffix_program"
      (fun () ->
         match os_type () with
           | "Win32" -> ".exe"
           | _ -> "")

  let rm =
    var_define
      ~short_desc:(fun () -> s_ "Remove a file.")
      "rm"
      (fun () ->
         match os_type () with
           | "Win32" -> "del"
           | _ -> "rm -f")

  let rmdir =
    var_define
      ~short_desc:(fun () -> s_ "Remove a directory.")
      "rmdir"
      (fun () ->
         match os_type () with
           | "Win32" -> "rd"
           | _ -> "rm -rf")

  let debug =
    var_define
      ~short_desc:(fun () -> s_ "Turn ocaml debug flag on")
      ~cli:CLIEnable
      "debug"
      (fun () -> "true")

  let profile =
    var_define
      ~short_desc:(fun () -> s_ "Turn ocaml profile flag on")
      ~cli:CLIEnable
      "profile"
      (fun () -> "false")

  let tests =
    var_define_cond ~since_version:"0.3"
      (fun () ->
         var_define
           ~short_desc:(fun () ->
                          s_ "Compile tests executable and library and run them")
           ~cli:CLIEnable
           "tests"
           (fun () -> "false"))
      "true"

  let docs =
    var_define_cond ~since_version:"0.3"
      (fun () ->
         var_define
           ~short_desc:(fun () -> s_ "Create documentations")
           ~cli:CLIEnable
           "docs"
           (fun () -> "true"))
      "true"

  let native_dynlink =
    var_define
      ~short_desc:(fun () -> s_ "Compiler support generation of .cmxs.")
      ~cli:CLINone
      "native_dynlink"
      (fun () ->
         let res =
           let ocaml_lt_312 () = 
             OASISVersion.comparator_apply
               (OASISVersion.version_of_string (ocaml_version ()))
               (OASISVersion.VLesser
                  (OASISVersion.version_of_string "3.12.0"))
           in
           let flexdll_lt_030 () =
             OASISVersion.comparator_apply
               (OASISVersion.version_of_string (flexdll_version ()))
               (OASISVersion.VLesser
                  (OASISVersion.version_of_string "0.30"))
           in
           let has_native_dynlink = 
             let ocamlfind = ocamlfind () in
               try
                 let fn =
                   OASISExec.run_read_one_line
                     ~ctxt:!BaseContext.default
                     ocamlfind
                     ["query"; "-predicates"; "native"; "dynlink";
                      "-format"; "%d/%a"]
                 in
                   Sys.file_exists fn
               with _ ->
                 false
           in
             if not has_native_dynlink then
               false
             else if ocaml_lt_312 () then
               false
             else if (os_type () = "Win32" || os_type () = "Cygwin") 
                     && flexdll_lt_030 () then
               begin
                 BaseMessage.warning 
                   (f_ ".cmxs generation disabled because FlexDLL needs to be \
                        at least 0.30. Please upgrade FlexDLL from %s to 0.30.")
                   (flexdll_version ());
                 false
               end
             else
               true
         in
           string_of_bool res)

  let init pkg =
    rpkg := Some pkg;
    List.iter (fun f -> f pkg.oasis_version) !var_cond

end

module BaseFileAB = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseFileAB.ml" *)

  open BaseEnv
  open OASISGettext
  open BaseMessage

  let to_filename fn =
    let fn =
      OASISHostPath.of_unix fn
    in
      if not (Filename.check_suffix fn ".ab") then
        warning
          (f_ "File '%s' doesn't have '.ab' extension")
          fn;
      Filename.chop_extension fn

  let replace fn_lst =
    let buff =
      Buffer.create 13
    in
      List.iter
        (fun fn ->
           let fn =
             OASISHostPath.of_unix fn
           in
           let chn_in =
             open_in fn
           in
           let chn_out =
             open_out (to_filename fn)
           in
             (
               try
                 while true do
                  Buffer.add_string buff (var_expand (input_line chn_in));
                  Buffer.add_char buff '\n'
                 done
               with End_of_file ->
                 ()
             );
             Buffer.output_buffer chn_out buff;
             Buffer.clear buff;
             close_in chn_in;
             close_out chn_out)
        fn_lst
end

module BaseLog = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseLog.ml" *)

  open OASISUtils

  let default_filename =
    Filename.concat
      (Filename.dirname BaseEnv.default_filename)
      "setup.log"

  module SetTupleString =
    Set.Make
      (struct
         type t = string * string
         let compare (s11, s12) (s21, s22) =
           match String.compare s11 s21 with
             | 0 -> String.compare s12 s22
             | n -> n
       end)

  let load () =
    if Sys.file_exists default_filename then
      begin
        let chn =
          open_in default_filename
        in
        let scbuf =
          Scanf.Scanning.from_file default_filename
        in
        let rec read_aux (st, lst) =
          if not (Scanf.Scanning.end_of_input scbuf) then
            begin
              let acc =
                try
                  Scanf.bscanf scbuf "%S %S\n"
                    (fun e d ->
                       let t =
                         e, d
                       in
                         if SetTupleString.mem t st then
                           st, lst
                         else
                           SetTupleString.add t st,
                           t :: lst)
                with Scanf.Scan_failure _ ->
                  failwith
                    (Scanf.bscanf scbuf
                       "%l"
                       (fun line ->
                          Printf.sprintf
                            "Malformed log file '%s' at line %d"
                            default_filename
                            line))
              in
                read_aux acc
            end
          else
            begin
              close_in chn;
              List.rev lst
            end
        in
          read_aux (SetTupleString.empty, [])
      end
    else
      begin
        []
      end

  let register event data =
    let chn_out =
      open_out_gen [Open_append; Open_creat; Open_text] 0o644 default_filename
    in
      Printf.fprintf chn_out "%S %S\n" event data;
      close_out chn_out

  let unregister event data =
    if Sys.file_exists default_filename then
      begin
        let lst =
          load ()
        in
        let chn_out =
          open_out default_filename
        in
        let write_something =
          ref false
        in
          List.iter
            (fun (e, d) ->
               if e <> event || d <> data then
                 begin
                   write_something := true;
                   Printf.fprintf chn_out "%S %S\n" e d
                 end)
            lst;
          close_out chn_out;
          if not !write_something then
            Sys.remove default_filename
      end

  let filter events =
    let st_events =
      List.fold_left
        (fun st e ->
           SetString.add e st)
        SetString.empty
        events
    in
      List.filter
        (fun (e, _) -> SetString.mem e st_events)
        (load ())

  let exists event data =
    List.exists
      (fun v -> (event, data) = v)
      (load ())
end

module BaseBuilt = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseBuilt.ml" *)

  open OASISTypes
  open OASISGettext
  open BaseStandardVar
  open BaseMessage

  type t =
    | BExec    (* Executable *)
    | BExecLib (* Library coming with executable *)
    | BLib     (* Library *)
    | BDoc     (* Document *)

  let to_log_event_file t nm =
    "built_"^
    (match t with
       | BExec -> "exec"
       | BExecLib -> "exec_lib"
       | BLib -> "lib"
       | BDoc -> "doc")^
    "_"^nm

  let to_log_event_done t nm =
    "is_"^(to_log_event_file t nm)

  let register t nm lst =
    BaseLog.register
      (to_log_event_done t nm)
      "true";
    List.iter
      (fun alt ->
         let registered =
           List.fold_left
             (fun registered fn ->
                if OASISFileUtil.file_exists_case fn then
                  begin
                    BaseLog.register
                      (to_log_event_file t nm)
                      (if Filename.is_relative fn then
                         Filename.concat (Sys.getcwd ()) fn
                       else
                         fn);
                    true
                  end
                else
                  registered)
             false
             alt
         in
           if not registered then
             warning
               (f_ "Cannot find an existing alternative files among: %s")
               (String.concat (s_ ", ") alt))
      lst

  let unregister t nm =
    List.iter
      (fun (e, d) ->
         BaseLog.unregister e d)
      (BaseLog.filter
         [to_log_event_file t nm;
          to_log_event_done t nm])

  let fold t nm f acc =
    List.fold_left
      (fun acc (_, fn) ->
         if OASISFileUtil.file_exists_case fn then
           begin
             f acc fn
           end
         else
           begin
             warning
               (f_ "File '%s' has been marked as built \
                  for %s but doesn't exist")
               fn
               (Printf.sprintf
                  (match t with
                     | BExec | BExecLib ->
                         (f_ "executable %s")
                     | BLib ->
                         (f_ "library %s")
                     | BDoc ->
                         (f_ "documentation %s"))
                  nm);
             acc
           end)
      acc
      (BaseLog.filter
         [to_log_event_file t nm])

  let is_built t nm =
    List.fold_left
      (fun is_built (_, d) ->
         (try
            bool_of_string d
          with _ ->
            false))
      false
      (BaseLog.filter
         [to_log_event_done t nm])

  let of_executable ffn (cs, bs, exec) =
    let unix_exec_is, unix_dll_opt =
      OASISExecutable.unix_exec_is
        (cs, bs, exec)
        (fun () ->
           bool_of_string
             (is_native ()))
        ext_dll
        ext_program
    in
    let evs =
      (BExec, cs.cs_name, [[ffn unix_exec_is]])
      ::
      (match unix_dll_opt with
         | Some fn ->
             [BExecLib, cs.cs_name, [[ffn fn]]]
         | None ->
             [])
    in
      evs,
      unix_exec_is,
      unix_dll_opt

  let of_library ffn (cs, bs, lib) =
    let unix_lst =
      OASISLibrary.generated_unix_files
        ~ctxt:!BaseContext.default
        ~source_file_exists:(fun fn ->
           OASISFileUtil.file_exists_case (OASISHostPath.of_unix fn))
        ~is_native:(bool_of_string (is_native ()))
        ~has_native_dynlink:(bool_of_string (native_dynlink ()))
        ~ext_lib:(ext_lib ())
        ~ext_dll:(ext_dll ())
        (cs, bs, lib)
    in
    let evs =
      [BLib,
       cs.cs_name,
       List.map (List.map ffn) unix_lst]
    in
      evs, unix_lst

end

module BaseCustom = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseCustom.ml" *)

  open BaseEnv
  open BaseMessage
  open OASISTypes
  open OASISGettext

  let run cmd args extra_args =
    OASISExec.run ~ctxt:!BaseContext.default ~quote:false
      (var_expand cmd)
      (List.map
         var_expand
         (args @ (Array.to_list extra_args)))

  let hook ?(failsafe=false) cstm f e =
    let optional_command lst =
      let printer =
        function
          | Some (cmd, args) -> String.concat " " (cmd :: args)
          | None -> s_ "No command"
      in
        match
          var_choose
            ~name:(s_ "Pre/Post Command")
            ~printer
            lst with
          | Some (cmd, args) ->
              begin
                try
                  run cmd args [||]
                with e when failsafe ->
                  warning
                    (f_ "Command '%s' fail with error: %s")
                    (String.concat " " (cmd :: args))
                    (match e with
                       | Failure msg -> msg
                       | e -> Printexc.to_string e)
              end
          | None ->
              ()
    in
    let res =
      optional_command cstm.pre_command;
      f e
    in
      optional_command cstm.post_command;
      res
end

module BaseDynVar = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseDynVar.ml" *)


  open OASISTypes
  open OASISGettext
  open BaseEnv
  open BaseBuilt

  let init pkg =
    (* TODO: disambiguate exec vs other variable by adding exec_VARNAME. *)
    (* TODO: provide compile option for library libary_byte_args_VARNAME... *)
    List.iter
      (function
         | Executable (cs, bs, exec) ->
             if var_choose bs.bs_build then
               var_ignore
                 (var_redefine
                    (* We don't save this variable *)
                    ~dump:false
                    ~short_desc:(fun () ->
                                   Printf.sprintf
                                     (f_ "Filename of executable '%s'")
                                     cs.cs_name)
                    (OASISUtils.varname_of_string cs.cs_name)
                    (fun () ->
                       let fn_opt =
                         fold
                           BExec cs.cs_name
                           (fun _ fn -> Some fn)
                           None
                       in
                         match fn_opt with
                           | Some fn -> fn
                           | None ->
                               raise
                                 (PropList.Not_set
                                    (cs.cs_name,
                                     Some (Printf.sprintf
                                             (f_ "Executable '%s' not yet built.")
                                             cs.cs_name)))))

         | Library _ | Flag _ | Test _ | SrcRepo _ | Doc _ ->
             ())
      pkg.sections
end

module BaseTest = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseTest.ml" *)

  open BaseEnv
  open BaseMessage
  open OASISTypes
  open OASISExpr
  open OASISGettext

  let test lst pkg extra_args =

    let one_test (failure, n) (test_plugin, cs, test) =
      if var_choose
           ~name:(Printf.sprintf
                    (f_ "test %s run")
                    cs.cs_name)
           ~printer:string_of_bool
           test.test_run then
        begin
          let () =
            info (f_ "Running test '%s'") cs.cs_name
          in
          let back_cwd =
            match test.test_working_directory with
              | Some dir ->
                  let cwd =
                    Sys.getcwd ()
                  in
                  let chdir d =
                    info (f_ "Changing directory to '%s'") d;
                    Sys.chdir d
                  in
                    chdir dir;
                    fun () -> chdir cwd

              | None ->
                  fun () -> ()
          in
            try
              let failure_percent =
                BaseCustom.hook
                  test.test_custom
                  (test_plugin pkg (cs, test))
                  extra_args
              in
                back_cwd ();
                (failure_percent +. failure, n + 1)
            with e ->
              begin
                back_cwd ();
                raise e
              end
        end
      else
        begin
          info (f_ "Skipping test '%s'") cs.cs_name;
          (failure, n)
        end
    in
    let (failed, n) =
      List.fold_left
        one_test
        (0.0, 0)
        lst
    in
    let failure_percent =
      if n = 0 then
        0.0
      else
        failed /. (float_of_int n)
    in
    let msg =
      Printf.sprintf
        (f_ "Tests had a %.2f%% failure rate")
        (100. *. failure_percent)
    in
      if failure_percent > 0.0 then
        failwith msg
      else
        info "%s" msg;

      (* Possible explanation why the tests where not run. *)
      if OASISVersion.version_0_3_or_after pkg.oasis_version &&
         not (bool_of_string (BaseStandardVar.tests ())) &&
         lst <> [] then
        BaseMessage.warning
          "Tests are turned off, consider enabling with \
           'ocaml setup.ml -configure --enable-tests'"
end

module BaseDoc = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseDoc.ml" *)

  open BaseEnv
  open BaseMessage
  open OASISTypes
  open OASISGettext

  let doc lst pkg extra_args =

    let one_doc (doc_plugin, cs, doc) =
      if var_choose
           ~name:(Printf.sprintf
                   (f_ "documentation %s build")
                   cs.cs_name)
           ~printer:string_of_bool
           doc.doc_build then
        begin
          info (f_ "Building documentation '%s'") cs.cs_name;
          BaseCustom.hook
            doc.doc_custom
            (doc_plugin pkg (cs, doc))
            extra_args
        end
    in
      List.iter one_doc lst;

      if OASISVersion.version_0_3_or_after pkg.oasis_version &&
         not (bool_of_string (BaseStandardVar.docs ())) &&
         lst <> [] then
        BaseMessage.warning
          "Docs are turned off, consider enabling with \
           'ocaml setup.ml -configure --enable-docs'"
end

module BaseSetup = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/base/BaseSetup.ml" *)

  open BaseEnv
  open BaseMessage
  open OASISTypes
  open OASISSection
  open OASISGettext
  open OASISUtils

  type std_args_fun =
      package -> string array -> unit

  type ('a, 'b) section_args_fun =
      name * (package -> (common_section * 'a) -> string array -> 'b)

  type t =
      {
        configure:        std_args_fun;
        build:            std_args_fun;
        doc:              ((doc, unit)  section_args_fun) list;
        test:             ((test, float) section_args_fun) list;
        install:          std_args_fun;
        uninstall:        std_args_fun;
        clean:            std_args_fun list;
        clean_doc:        (doc, unit) section_args_fun list;
        clean_test:       (test, unit) section_args_fun list;
        distclean:        std_args_fun list;
        distclean_doc:    (doc, unit) section_args_fun list;
        distclean_test:   (test, unit) section_args_fun list;
        package:          package;
        oasis_fn:         string option;
        oasis_version:    string;
        oasis_digest:     Digest.t option;
        oasis_exec:       string option;
        oasis_setup_args: string list;
        setup_update:     bool;
      }

  (* Associate a plugin function with data from package *)
  let join_plugin_sections filter_map lst =
    List.rev
      (List.fold_left
         (fun acc sct ->
            match filter_map sct with
              | Some e ->
                  e :: acc
              | None ->
                  acc)
         []
         lst)

  (* Search for plugin data associated with a section name *)
  let lookup_plugin_section plugin action nm lst =
    try
      List.assoc nm lst
    with Not_found ->
      failwithf
        (f_ "Cannot find plugin %s matching section %s for %s action")
        plugin
        nm
        action

  let configure t args =
    (* Run configure *)
    BaseCustom.hook
      t.package.conf_custom
      (fun () -> 
         (* Reload if preconf has changed it *)
         begin
           try
             unload ();
             load ();
           with _ ->
             ()
         end;

         (* Run plugin's configure *)
         t.configure t.package args;

         (* Dump to allow postconf to change it *)
         dump ())
      ();

    (* Reload environment *)
    unload ();
    load ();

    (* Save environment *)
    print ();

    (* Replace data in file *)
    BaseFileAB.replace t.package.files_ab

  let build t args =
    BaseCustom.hook
      t.package.build_custom
      (t.build t.package)
      args

  let doc t args =
    BaseDoc.doc
      (join_plugin_sections
         (function
            | Doc (cs, e) ->
                Some
                  (lookup_plugin_section
                     "documentation"
                     (s_ "build")
                     cs.cs_name
                     t.doc,
                   cs,
                   e)
            | _ ->
                None)
         t.package.sections)
      t.package
      args

  let test t args =
    BaseTest.test
      (join_plugin_sections
         (function
            | Test (cs, e) ->
                Some
                  (lookup_plugin_section
                     "test"
                     (s_ "run")
                     cs.cs_name
                     t.test,
                   cs,
                   e)
            | _ ->
                None)
         t.package.sections)
      t.package
      args

  let all t args =
    let rno_doc =
      ref false
    in
    let rno_test =
      ref false
    in
      Arg.parse_argv
        ~current:(ref 0)
        (Array.of_list
           ((Sys.executable_name^" all") ::
            (Array.to_list args)))
        [
          "-no-doc",
          Arg.Set rno_doc,
          s_ "Don't run doc target";

          "-no-test",
          Arg.Set rno_test,
          s_ "Don't run test target";
        ]
        (failwithf (f_ "Don't know what to do with '%s'"))
        "";

      info "Running configure step";
      configure t [||];

      info "Running build step";
      build     t [||];

      (* Load setup.log dynamic variables *)
      BaseDynVar.init t.package;

      if not !rno_doc then
        begin
          info "Running doc step";
          doc t [||];
        end
      else
        begin
          info "Skipping doc step"
        end;

      if not !rno_test then
        begin
          info "Running test step";
          test t [||]
        end
      else
        begin
          info "Skipping test step"
        end

  let install t args =
    BaseCustom.hook
      t.package.install_custom
      (t.install t.package)
      args

  let uninstall t args =
    BaseCustom.hook
      t.package.uninstall_custom
      (t.uninstall t.package)
      args

  let reinstall t args =
    uninstall t args;
    install t args

  let clean, distclean =
    let failsafe f a =
      try
        f a
      with e ->
        warning
          (f_ "Action fail with error: %s")
          (match e with
             | Failure msg -> msg
             | e -> Printexc.to_string e)
    in

    let generic_clean t cstm mains docs tests args =
      BaseCustom.hook
        ~failsafe:true
        cstm
        (fun () ->
           (* Clean section *)
           List.iter
             (function
                | Test (cs, test) ->
                    let f =
                      try
                        List.assoc cs.cs_name tests
                      with Not_found ->
                        fun _ _ _ -> ()
                    in
                      failsafe
                        (f t.package (cs, test))
                        args
                | Doc (cs, doc) ->
                    let f =
                      try
                        List.assoc cs.cs_name docs
                      with Not_found ->
                        fun _ _ _ -> ()
                    in
                      failsafe
                        (f t.package (cs, doc))
                        args
                | Library _
                | Executable _
                | Flag _
                | SrcRepo _ ->
                    ())
             t.package.sections;
           (* Clean whole package *)
           List.iter
             (fun f ->
                failsafe
                  (f t.package)
                  args)
             mains)
        ()
    in

    let clean t args =
      generic_clean
        t
        t.package.clean_custom
        t.clean
        t.clean_doc
        t.clean_test
        args
    in

    let distclean t args =
      (* Call clean *)
      clean t args;

      (* Call distclean code *)
      generic_clean
        t
        t.package.distclean_custom
        t.distclean
        t.distclean_doc
        t.distclean_test
        args;

      (* Remove generated file *)
      List.iter
        (fun fn ->
           if Sys.file_exists fn then
             begin
               info (f_ "Remove '%s'") fn;
               Sys.remove fn
             end)
        (BaseEnv.default_filename
         ::
         BaseLog.default_filename
         ::
         (List.rev_map BaseFileAB.to_filename t.package.files_ab))
    in

      clean, distclean

  let version t _ =
    print_endline t.oasis_version

  let update_setup_ml, no_update_setup_ml_cli =
    let b = ref true in
      b,
      ("-no-update-setup-ml",
       Arg.Clear b,
       s_ " Don't try to update setup.ml, even if _oasis has changed.")

  let update_setup_ml t =
    let oasis_fn =
      match t.oasis_fn with
        | Some fn -> fn
        | None -> "_oasis"
    in
    let oasis_exec =
      match t.oasis_exec with
        | Some fn -> fn
        | None -> "oasis"
    in
    let ocaml =
      Sys.executable_name
    in
    let setup_ml, args =
      match Array.to_list Sys.argv with
        | setup_ml :: args ->
            setup_ml, args
        | [] ->
            failwith
              (s_ "Expecting non-empty command line arguments.")
    in
    let ocaml, setup_ml =
      if Sys.executable_name = Sys.argv.(0) then
        (* We are not running in standard mode, probably the script
         * is precompiled.
         *)
        "ocaml", "setup.ml"
      else
        ocaml, setup_ml
    in
    let no_update_setup_ml_cli, _, _ = no_update_setup_ml_cli in
    let do_update () =
      let oasis_exec_version =
        OASISExec.run_read_one_line
          ~ctxt:!BaseContext.default
          ~f_exit_code:
          (function
             | 0 ->
                 ()
             | 1 ->
                 failwithf
                   (f_ "Executable '%s' is probably an old version \
                      of oasis (< 0.3.0), please update to version \
                      v%s.")
                   oasis_exec t.oasis_version
             | 127 ->
                 failwithf
                   (f_ "Cannot find executable '%s', please install \
                        oasis v%s.")
                   oasis_exec t.oasis_version
             | n ->
                 failwithf
                   (f_ "Command '%s version' exited with code %d.")
                   oasis_exec n)
          oasis_exec ["version"]
      in
        if OASISVersion.comparator_apply
             (OASISVersion.version_of_string oasis_exec_version)
             (OASISVersion.VGreaterEqual
                (OASISVersion.version_of_string t.oasis_version)) then
          begin
            (* We have a version >= for the executable oasis, proceed with
             * update.
             *)
            (* TODO: delegate this check to 'oasis setup'. *)
            if Sys.os_type = "Win32" then
              failwithf
                (f_ "It is not possible to update the running script \
                     setup.ml on Windows. Please update setup.ml by \
                     running '%s'.")
                (String.concat " " (oasis_exec :: "setup" :: t.oasis_setup_args))
            else
              begin
                OASISExec.run
                  ~ctxt:!BaseContext.default
                  ~f_exit_code:
                  (function
                     | 0 ->
                         ()
                     | n ->
                         failwithf
                           (f_ "Unable to update setup.ml using '%s', \
                                please fix the problem and retry.")
                           oasis_exec)
                  oasis_exec ("setup" :: t.oasis_setup_args);
                OASISExec.run ~ctxt:!BaseContext.default ocaml (setup_ml :: args)
              end
          end
        else
          failwithf
            (f_ "The version of '%s' (v%s) doesn't match the version of \
                 oasis used to generate the %s file. Please install at \
                 least oasis v%s.")
            oasis_exec oasis_exec_version setup_ml t.oasis_version
    in

    if !update_setup_ml then
      begin
        try
          match t.oasis_digest with
            | Some dgst ->
              if Sys.file_exists oasis_fn && dgst <> Digest.file "_oasis" then
                begin
                  do_update ();
                  true
                end
              else
                false
            | None ->
                false
        with e ->
          error
            (f_ "Error when updating setup.ml. If you want to avoid this error, \
                 you can bypass the update of %s by running '%s %s %s %s'")
            setup_ml ocaml setup_ml no_update_setup_ml_cli
            (String.concat " " args);
          raise e
      end
    else
      false

  let setup t =
    let catch_exn =
      ref true
    in
      try
        let act_ref =
          ref (fun _ ->
                 failwithf
                   (f_ "No action defined, run '%s %s -help'")
                   Sys.executable_name
                   Sys.argv.(0))

        in
        let extra_args_ref =
          ref []
        in
        let allow_empty_env_ref =
          ref false
        in
        let arg_handle ?(allow_empty_env=false) act =
          Arg.Tuple
            [
              Arg.Rest (fun str -> extra_args_ref := str :: !extra_args_ref);

              Arg.Unit
                (fun () ->
                   allow_empty_env_ref := allow_empty_env;
                   act_ref := act);
            ]
        in

          Arg.parse
            (Arg.align
               ([
                 "-configure",
                 arg_handle ~allow_empty_env:true configure,
                 s_ "[options*] Configure the whole build process.";

                 "-build",
                 arg_handle build,
                 s_ "[options*] Build executables and libraries.";

                 "-doc",
                 arg_handle doc,
                 s_ "[options*] Build documents.";

                 "-test",
                 arg_handle test,
                 s_ "[options*] Run tests.";

                 "-all",
                 arg_handle ~allow_empty_env:true all,
                 s_ "[options*] Run configure, build, doc and test targets.";

                 "-install",
                 arg_handle install,
                 s_ "[options*] Install libraries, data, executables \
                                and documents.";

                 "-uninstall",
                 arg_handle uninstall,
                 s_ "[options*] Uninstall libraries, data, executables \
                                and documents.";

                 "-reinstall",
                 arg_handle reinstall,
                 s_ "[options*] Uninstall and install libraries, data, \
                                executables and documents.";

                 "-clean",
                 arg_handle ~allow_empty_env:true clean,
                 s_ "[options*] Clean files generated by a build.";

                 "-distclean",
                 arg_handle ~allow_empty_env:true distclean,
                 s_ "[options*] Clean files generated by a build and configure.";

                 "-version",
                 arg_handle ~allow_empty_env:true version,
                 s_ " Display version of OASIS used to generate this setup.ml.";

                 "-no-catch-exn",
                 Arg.Clear catch_exn,
                 s_ " Don't catch exception, useful for debugging.";
               ]
               @
                (if t.setup_update then
                   [no_update_setup_ml_cli]
                 else
                   [])
               @ (BaseContext.args ())))
            (failwithf (f_ "Don't know what to do with '%s'"))
            (s_ "Setup and run build process current package\n");

          (* Build initial environment *)
          load ~allow_empty:!allow_empty_env_ref ();

          (** Initialize flags *)
          List.iter
            (function
               | Flag (cs, {flag_description = hlp;
                            flag_default = choices}) ->
                   begin
                     let apply ?short_desc () =
                       var_ignore
                         (var_define
                            ~cli:CLIEnable
                            ?short_desc
                            (OASISUtils.varname_of_string cs.cs_name)
                            (fun () ->
                               string_of_bool
                                 (var_choose
                                    ~name:(Printf.sprintf
                                             (f_ "default value of flag %s")
                                             cs.cs_name)
                                    ~printer:string_of_bool
                                             choices)))
                     in
                       match hlp with
                         | Some hlp ->
                             apply ~short_desc:(fun () -> hlp) ()
                         | None ->
                             apply ()
                   end
               | _ ->
                   ())
            t.package.sections;

          BaseStandardVar.init t.package;

          BaseDynVar.init t.package;

          if t.setup_update && update_setup_ml t then
            ()
          else
            !act_ref t (Array.of_list (List.rev !extra_args_ref))

      with e when !catch_exn ->
        error "%s" (Printexc.to_string e);
        exit 1

end


# 4480 "setup.ml"
module InternalConfigurePlugin = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/internal/InternalConfigurePlugin.ml" *)

  (** Configure using internal scheme
      @author Sylvain Le Gall
    *)

  open BaseEnv
  open OASISTypes
  open OASISUtils
  open OASISGettext
  open BaseMessage

  (** Configure build using provided series of check to be done
    * and then output corresponding file.
    *)
  let configure pkg argv =
    let var_ignore_eval var =
      let _s : string =
        var ()
      in
        ()
    in

    let errors =
      ref SetString.empty
    in

    let buff =
      Buffer.create 13
    in

    let add_errors fmt =
      Printf.kbprintf
        (fun b ->
           errors := SetString.add (Buffer.contents b) !errors;
           Buffer.clear b)
        buff
        fmt
    in

    let warn_exception e =
      warning "%s" (Printexc.to_string e)
    in

    (* Check tools *)
    let check_tools lst =
      List.iter
        (function
           | ExternalTool tool ->
               begin
                 try
                   var_ignore_eval (BaseCheck.prog tool)
                 with e ->
                   warn_exception e;
                   add_errors (f_ "Cannot find external tool '%s'") tool
               end
           | InternalExecutable nm1 ->
               (* Check that matching tool is built *)
               List.iter
                 (function
                    | Executable ({cs_name = nm2},
                                  {bs_build = build},
                                  _) when nm1 = nm2 ->
                         if not (var_choose build) then
                           add_errors
                             (f_ "Cannot find buildable internal executable \
                                  '%s' when checking build depends")
                             nm1
                    | _ ->
                        ())
                 pkg.sections)
        lst
    in

    let build_checks sct bs =
      if var_choose bs.bs_build then
        begin
          if bs.bs_compiled_object = Native then
            begin
              try
                var_ignore_eval BaseStandardVar.ocamlopt
              with e ->
                warn_exception e;
                add_errors
                  (f_ "Section %s requires native compilation")
                  (OASISSection.string_of_section sct)
            end;

          (* Check tools *)
          check_tools bs.bs_build_tools;

          (* Check depends *)
          List.iter
            (function
               | FindlibPackage (findlib_pkg, version_comparator) ->
                   begin
                     try
                       var_ignore_eval
                         (BaseCheck.package ?version_comparator findlib_pkg)
                     with e ->
                       warn_exception e;
                       match version_comparator with
                         | None ->
                             add_errors
                               (f_ "Cannot find findlib package %s")
                               findlib_pkg
                         | Some ver_cmp ->
                             add_errors
                               (f_ "Cannot find findlib package %s (%s)")
                               findlib_pkg
                               (OASISVersion.string_of_comparator ver_cmp)
                   end
               | InternalLibrary nm1 ->
                   (* Check that matching library is built *)
                   List.iter
                     (function
                        | Library ({cs_name = nm2},
                                   {bs_build = build},
                                   _) when nm1 = nm2 ->
                             if not (var_choose build) then
                               add_errors
                                 (f_ "Cannot find buildable internal library \
                                      '%s' when checking build depends")
                                 nm1
                        | _ ->
                            ())
                     pkg.sections)
            bs.bs_build_depends
        end
    in

    (* Parse command line *)
    BaseArgExt.parse argv (BaseEnv.args ());

    (* OCaml version *)
    begin
      match pkg.ocaml_version with
        | Some ver_cmp ->
            begin
              try
                var_ignore_eval
                  (BaseCheck.version
                     "ocaml"
                     ver_cmp
                     BaseStandardVar.ocaml_version)
              with e ->
                warn_exception e;
                add_errors
                  (f_ "OCaml version %s doesn't match version constraint %s")
                  (BaseStandardVar.ocaml_version ())
                  (OASISVersion.string_of_comparator ver_cmp)
            end
        | None ->
            ()
    end;

    (* Findlib version *)
    begin
      match pkg.findlib_version with
        | Some ver_cmp ->
            begin
              try
                var_ignore_eval
                  (BaseCheck.version
                     "findlib"
                     ver_cmp
                     BaseStandardVar.findlib_version)
              with e ->
                warn_exception e;
                add_errors
                  (f_ "Findlib version %s doesn't match version constraint %s")
                  (BaseStandardVar.findlib_version ())
                  (OASISVersion.string_of_comparator ver_cmp)
            end
        | None ->
            ()
    end;

    (* FlexDLL *)
    if BaseStandardVar.os_type () = "Win32" ||
       BaseStandardVar.os_type () = "Cygwin" then
      begin
        try
          var_ignore_eval BaseStandardVar.flexlink
        with e ->
          warn_exception e;
          add_errors (f_ "Cannot find 'flexlink'")
      end;

    (* Check build depends *)
    List.iter
      (function
         | Executable (_, bs, _)
         | Library (_, bs, _) as sct ->
             build_checks sct bs
         | Doc (_, doc) ->
             if var_choose doc.doc_build then
               check_tools doc.doc_build_tools
         | Test (_, test) ->
             if var_choose test.test_run then
               check_tools test.test_tools
         | _ ->
             ())
      pkg.sections;

    (* Check if we need native dynlink (presence of libraries that compile to
     * native)
     *)
    begin
      let has_cmxa =
        List.exists
          (function
             | Library (_, bs, _) ->
                 var_choose bs.bs_build &&
                 (bs.bs_compiled_object = Native ||
                  (bs.bs_compiled_object = Best &&
                   bool_of_string (BaseStandardVar.is_native ())))
             | _  ->
                 false)
          pkg.sections
      in
        if has_cmxa then
          var_ignore_eval BaseStandardVar.native_dynlink
    end;

    (* Check errors *)
    if SetString.empty != !errors then
      begin
        List.iter
          (fun e -> error "%s" e)
          (SetString.elements !errors);
        failwithf
          (fn_
             "%d configuration error"
             "%d configuration errors"
             (SetString.cardinal !errors))
          (SetString.cardinal !errors)
      end

end

module InternalInstallPlugin = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/internal/InternalInstallPlugin.ml" *)

  (** Install using internal scheme
      @author Sylvain Le Gall
    *)

  open BaseEnv
  open BaseStandardVar
  open BaseMessage
  open OASISTypes
  open OASISLibrary
  open OASISGettext
  open OASISUtils

  let exec_hook =
    ref (fun (cs, bs, exec) -> cs, bs, exec)

  let lib_hook =
    ref (fun (cs, bs, lib) -> cs, bs, lib, [])

  let doc_hook =
    ref (fun (cs, doc) -> cs, doc)

  let install_file_ev =
    "install-file"

  let install_dir_ev =
    "install-dir"

  let install_findlib_ev =
    "install-findlib"

  let win32_max_command_line_length = 8000

  let split_install_command ocamlfind findlib_name meta files =
    if Sys.os_type = "Win32" then
      (* Arguments for the first command: *)
      let first_args = ["install"; findlib_name; meta] in
      (* Arguments for remaining commands: *)
      let other_args = ["install"; findlib_name; "-add"] in
      (* Extract as much files as possible from [files], [len] is
         the current command line length: *)
      let rec get_files len acc files =
        match files with
          | [] ->
              (List.rev acc, [])
          | file :: rest ->
              let len = len + 1 + String.length file in
              if len > win32_max_command_line_length then
                (List.rev acc, files)
              else
                get_files len (file :: acc) rest
      in
      (* Split the command into several commands. *)
      let rec split args files =
        match files with
          | [] ->
              []
          | _ ->
              (* Length of "ocamlfind install <lib> [META|-add]" *)
              let len =
                List.fold_left
                  (fun len arg ->
                     len + 1 (* for the space *) + String.length arg)
                  (String.length ocamlfind)
                  args
              in
              match get_files len [] files with
                | ([], _) ->
                    failwith (s_ "Command line too long.")
                | (firsts, others) ->
                    let cmd = args @ firsts in
                    (* Use -add for remaining commands: *)
                    let () = 
                      let findlib_ge_132 =
                        OASISVersion.comparator_apply
                          (OASISVersion.version_of_string 
                             (BaseStandardVar.findlib_version ()))
                          (OASISVersion.VGreaterEqual 
                             (OASISVersion.version_of_string "1.3.2"))
                      in
                        if not findlib_ge_132 then
                          failwithf
                            (f_ "Installing the library %s require to use the flag \
                                 '-add' of ocamlfind because the command line is too \
                                  long. This flag is only available for findlib 1.3.2. \
                                  Please upgrade findlib from %s to 1.3.2")
                            findlib_name (BaseStandardVar.findlib_version ())
                    in
                    let cmds = split other_args others in
                    cmd :: cmds
      in
      (* The first command does not use -add: *)
      split first_args files
    else
      ["install" :: findlib_name :: meta :: files]

  let install pkg argv =

    let in_destdir =
      try
        let destdir =
          destdir ()
        in
          (* Practically speaking destdir is prepended
           * at the beginning of the target filename
           *)
          fun fn -> destdir^fn
      with PropList.Not_set _ ->
        fun fn -> fn
    in

    let install_file ?tgt_fn src_file envdir =
      let tgt_dir =
        in_destdir (envdir ())
      in
      let tgt_file =
        Filename.concat
          tgt_dir
          (match tgt_fn with
             | Some fn ->
                 fn
             | None ->
                 Filename.basename src_file)
      in
        (* Create target directory if needed *)
        OASISFileUtil.mkdir_parent
          ~ctxt:!BaseContext.default
          (fun dn ->
             info (f_ "Creating directory '%s'") dn;
             BaseLog.register install_dir_ev dn)
          tgt_dir;

        (* Really install files *)
        info (f_ "Copying file '%s' to '%s'") src_file tgt_file;
        OASISFileUtil.cp ~ctxt:!BaseContext.default src_file tgt_file;
        BaseLog.register install_file_ev tgt_file
    in

    (* Install data into defined directory *)
    let install_data srcdir lst tgtdir =
      let tgtdir =
        OASISHostPath.of_unix (var_expand tgtdir)
      in
        List.iter
          (fun (src, tgt_opt) ->
             let real_srcs =
               OASISFileUtil.glob
                 ~ctxt:!BaseContext.default
                 (Filename.concat srcdir src)
             in
               if real_srcs = [] then
                 failwithf
                   (f_ "Wildcard '%s' doesn't match any files")
                   src;
               List.iter
                 (fun fn ->
                    install_file
                      fn
                      (fun () ->
                         match tgt_opt with
                           | Some s ->
                               OASISHostPath.of_unix (var_expand s)
                           | None ->
                               tgtdir))
                 real_srcs)
          lst
    in

    (** Install all libraries *)
    let install_libs pkg =

      let files_of_library (f_data, acc) data_lib =
        let cs, bs, lib, lib_extra =
          !lib_hook data_lib
        in
          if var_choose bs.bs_install &&
             BaseBuilt.is_built BaseBuilt.BLib cs.cs_name then
            begin
              let acc =
                (* Start with acc + lib_extra *)
                List.rev_append lib_extra acc
              in
              let acc =
                (* Add uncompiled header from the source tree *)
                let path =
                  OASISHostPath.of_unix bs.bs_path
                in
                  List.fold_left
                    (fun acc modul ->
                       try
                         List.find
                           OASISFileUtil.file_exists_case
                           (List.map
                              (Filename.concat path)
                              [modul^".mli";
                               modul^".ml";
                               String.uncapitalize modul^".mli";
                               String.capitalize   modul^".mli";
                               String.uncapitalize modul^".ml";
                               String.capitalize   modul^".ml"])
                         :: acc
                       with Not_found ->
                         begin
                           warning
                             (f_ "Cannot find source header for module %s \
                                  in library %s")
                             modul cs.cs_name;
                           acc
                         end)
                    acc
                    lib.lib_modules
              in

              let acc =
               (* Get generated files *)
               BaseBuilt.fold
                 BaseBuilt.BLib
                 cs.cs_name
                 (fun acc fn -> fn :: acc)
                 acc
              in

              let f_data () =
                (* Install data associated with the library *)
                install_data
                  bs.bs_path
                  bs.bs_data_files
                  (Filename.concat
                     (datarootdir ())
                     pkg.name);
                f_data ()
              in

                (f_data, acc)
            end
           else
            begin
              (f_data, acc)
            end
      in

      (* Install one group of library *)
      let install_group_lib grp =
        (* Iterate through all group nodes *)
        let rec install_group_lib_aux data_and_files grp =
          let data_and_files, children =
            match grp with
              | Container (_, children) ->
                  data_and_files, children
              | Package (_, cs, bs, lib, children) ->
                  files_of_library data_and_files (cs, bs, lib), children
          in
            List.fold_left
              install_group_lib_aux
              data_and_files
              children
        in

        (* Findlib name of the root library *)
        let findlib_name =
          findlib_of_group grp
        in

        (* Determine root library *)
        let root_lib =
          root_of_group grp
        in

        (* All files to install for this library *)
        let f_data, files =
          install_group_lib_aux (ignore, []) grp
        in

          (* Really install, if there is something to install *)
          if files = [] then
            begin
              warning
                (f_ "Nothing to install for findlib library '%s'")
                findlib_name
            end
          else
            begin
              let meta =
                (* Search META file *)
                let (_, bs, _) =
                  root_lib
                in
                let res =
                  Filename.concat bs.bs_path "META"
                in
                  if not (OASISFileUtil.file_exists_case res) then
                    failwithf
                      (f_ "Cannot find file '%s' for findlib library %s")
                      res
                      findlib_name;
                  res
              in
              let files = 
                (* Make filename shorter to avoid hitting command max line length
                 * too early, esp. on Windows.
                 *)
                let remove_prefix p n =
                  let plen = String.length p in
                  let nlen = String.length n in
                    if plen <= nlen && String.sub n 0 plen = p then
                      begin
                        let fn_sep = 
                          if Sys.os_type = "Win32" then
                            '\\'
                          else
                            '/'
                        in
                        let cutpoint = plen +
                          (if plen < nlen && n.[plen] = fn_sep then 
                             1
                           else 
                             0)
                        in
                          String.sub n cutpoint (nlen - cutpoint)
                      end
                    else 
                      n
                in
                  List.map (remove_prefix (Sys.getcwd ())) files 
              in
                info
                  (f_ "Installing findlib library '%s'")
                  findlib_name;
                let ocamlfind = ocamlfind () in
                let commands =
                  split_install_command
                    ocamlfind
                    findlib_name
                    meta
                    files
                in
                List.iter
                  (OASISExec.run ~ctxt:!BaseContext.default ocamlfind)
                  commands;
                BaseLog.register install_findlib_ev findlib_name
            end;

          (* Install data files *)
          f_data ();

      in

      let group_libs, _, _ =
        findlib_mapping pkg
      in

        (* We install libraries in groups *)
        List.iter install_group_lib group_libs
    in

    let install_execs pkg =
      let install_exec data_exec =
        let (cs, bs, exec) =
          !exec_hook data_exec
        in
          if var_choose bs.bs_install &&
             BaseBuilt.is_built BaseBuilt.BExec cs.cs_name then
            begin
              let exec_libdir () =
                Filename.concat
                  (libdir ())
                  pkg.name
              in
                BaseBuilt.fold
                  BaseBuilt.BExec
                  cs.cs_name
                  (fun () fn ->
                     install_file
                       ~tgt_fn:(cs.cs_name ^ ext_program ())
                       fn
                       bindir)
                  ();
                BaseBuilt.fold
                  BaseBuilt.BExecLib
                  cs.cs_name
                  (fun () fn ->
                     install_file
                       fn
                       exec_libdir)
                  ();
                install_data
                  bs.bs_path
                  bs.bs_data_files
                  (Filename.concat
                     (datarootdir ())
                     pkg.name)
            end
      in
        List.iter
          (function
             | Executable (cs, bs, exec)->
                 install_exec (cs, bs, exec)
             | _ ->
                 ())
          pkg.sections
    in

    let install_docs pkg =
      let install_doc data =
        let (cs, doc) =
          !doc_hook data
        in
          if var_choose doc.doc_install &&
             BaseBuilt.is_built BaseBuilt.BDoc cs.cs_name then
            begin
              let tgt_dir =
                OASISHostPath.of_unix (var_expand doc.doc_install_dir)
              in
                BaseBuilt.fold
                  BaseBuilt.BDoc
                  cs.cs_name
                  (fun () fn ->
                     install_file
                       fn
                       (fun () -> tgt_dir))
                ();
                install_data
                  Filename.current_dir_name
                  doc.doc_data_files
                  doc.doc_install_dir
            end
      in
        List.iter
          (function
             | Doc (cs, doc) ->
                 install_doc (cs, doc)
             | _ ->
                 ())
          pkg.sections
    in

      install_libs  pkg;
      install_execs pkg;
      install_docs  pkg

  (* Uninstall already installed data *)
  let uninstall _ argv =
    List.iter
      (fun (ev, data) ->
         if ev = install_file_ev then
           begin
             if OASISFileUtil.file_exists_case data then
               begin
                 info
                   (f_ "Removing file '%s'")
                   data;
                 Sys.remove data
               end
             else
               begin
                 warning
                   (f_ "File '%s' doesn't exist anymore")
                   data
               end
           end
         else if ev = install_dir_ev then
           begin
             if Sys.file_exists data && Sys.is_directory data then
               begin
                 if Sys.readdir data = [||] then
                   begin
                     info
                       (f_ "Removing directory '%s'")
                       data;
                     OASISFileUtil.rmdir ~ctxt:!BaseContext.default data
                   end
                 else
                   begin
                     warning
                       (f_ "Directory '%s' is not empty (%s)")
                       data
                       (String.concat
                          ", "
                          (Array.to_list
                             (Sys.readdir data)))
                   end
               end
             else
               begin
                 warning
                   (f_ "Directory '%s' doesn't exist anymore")
                   data
               end
           end
         else if ev = install_findlib_ev then
           begin
             info (f_ "Removing findlib library '%s'") data;
             OASISExec.run ~ctxt:!BaseContext.default
               (ocamlfind ()) ["remove"; data]
           end
         else
           failwithf (f_ "Unknown log event '%s'") ev;
         BaseLog.unregister ev data)
      (* We process event in reverse order *)
      (List.rev
         (BaseLog.filter
            [install_file_ev;
             install_dir_ev;
             install_findlib_ev;]))

end


# 5233 "setup.ml"
module OCamlbuildCommon = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/ocamlbuild/OCamlbuildCommon.ml" *)

  (** Functions common to OCamlbuild build and doc plugin
    *)

  open OASISGettext
  open BaseEnv
  open BaseStandardVar

  let ocamlbuild_clean_ev =
    "ocamlbuild-clean"

  let ocamlbuildflags =
    var_define
      ~short_desc:(fun () -> "OCamlbuild additional flags")
      "ocamlbuildflags"
      (fun () -> "")

  (** Fix special arguments depending on environment *)
  let fix_args args extra_argv =
    List.flatten
      [
        if (os_type ()) = "Win32" then
          [
            "-classic-display";
            "-no-log";
            "-no-links";
            "-install-lib-dir";
            (Filename.concat (standard_library ()) "ocamlbuild")
          ]
        else
          [];

        if not (bool_of_string (is_native ())) || (os_type ()) = "Win32" then
          [
            "-byte-plugin"
          ]
        else
          [];
        args;

        if bool_of_string (debug ()) then
          ["-tag"; "debug"]
        else
          [];

        if bool_of_string (profile ()) then
          ["-tag"; "profile"]
        else
          [];

        OASISString.nsplit (ocamlbuildflags ()) ' ';

        Array.to_list extra_argv;
      ]

  (** Run 'ocamlbuild -clean' if not already done *)
  let run_clean extra_argv =
    let extra_cli =
      String.concat " " (Array.to_list extra_argv)
    in
      (* Run if never called with these args *)
      if not (BaseLog.exists ocamlbuild_clean_ev extra_cli) then
        begin
          OASISExec.run ~ctxt:!BaseContext.default
            (ocamlbuild ()) (fix_args ["-clean"] extra_argv);
          BaseLog.register ocamlbuild_clean_ev extra_cli;
          at_exit
            (fun () ->
               try
                 BaseLog.unregister ocamlbuild_clean_ev extra_cli
               with _ ->
                 ())
        end

  (** Run ocamlbuild, unregister all clean events *)
  let run_ocamlbuild args extra_argv =
    (* TODO: enforce that target in args must be UNIX encoded i.e. toto/index.html
     *)
    OASISExec.run ~ctxt:!BaseContext.default
      (ocamlbuild ()) (fix_args args extra_argv);
    (* Remove any clean event, we must run it again *)
    List.iter
      (fun (e, d) -> BaseLog.unregister e d)
      (BaseLog.filter [ocamlbuild_clean_ev])

  (** Determine real build directory *)
  let build_dir extra_argv =
    let rec search_args dir =
      function
        | "-build-dir" :: dir :: tl ->
            search_args dir tl
        | _ :: tl ->
            search_args dir tl
        | [] ->
            dir
    in
      search_args "_build" (fix_args [] extra_argv)

end

module OCamlbuildPlugin = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/ocamlbuild/OCamlbuildPlugin.ml" *)

  (** Build using ocamlbuild
      @author Sylvain Le Gall
    *)

  open OASISTypes
  open OASISGettext
  open OASISUtils
  open BaseEnv
  open OCamlbuildCommon
  open BaseStandardVar
  open BaseMessage

  let cond_targets_hook =
    ref (fun lst -> lst)

  let build pkg argv =

    (* Return the filename in build directory *)
    let in_build_dir fn =
      Filename.concat
        (build_dir argv)
        fn
    in

    (* Return the unix filename in host build directory *)
    let in_build_dir_of_unix fn =
      in_build_dir (OASISHostPath.of_unix fn)
    in

    let cond_targets =
      List.fold_left
        (fun acc ->
           function
             | Library (cs, bs, lib) when var_choose bs.bs_build ->
                 begin
                   let evs, unix_files =
                     BaseBuilt.of_library
                       in_build_dir_of_unix
                       (cs, bs, lib)
                   in

                   let ends_with nd fn =
                     let nd_len =
                       String.length nd
                     in
                       (String.length fn >= nd_len)
                       &&
                       (String.sub
                          fn
                          (String.length fn - nd_len)
                          nd_len) = nd
                   in

                   let tgts =
                     List.flatten
                       (List.filter
                          (fun l -> l <> [])
                          (List.map
                             (List.filter
                                (fun fn ->
                                 ends_with ".cma" fn
                                 || ends_with ".cmxs" fn
                                 || ends_with ".cmxa" fn
                                 || ends_with (ext_lib ()) fn
                                 || ends_with (ext_dll ()) fn))
                             unix_files))
                   in

                     match tgts with
                       | _ :: _ ->
                           (evs, tgts) :: acc
                       | [] ->
                           failwithf
                             (f_ "No possible ocamlbuild targets for library %s")
                             cs.cs_name
                 end

             | Executable (cs, bs, exec) when var_choose bs.bs_build ->
                 begin
                   let evs, unix_exec_is, unix_dll_opt =
                     BaseBuilt.of_executable
                       in_build_dir_of_unix
                       (cs, bs, exec)
                   in

                   let target ext =
                     let unix_tgt =
                       (OASISUnixPath.concat
                          bs.bs_path
                          (OASISUnixPath.chop_extension
                             exec.exec_main_is))^ext
                     in
                     let evs = 
                       (* Fix evs, we want to use the unix_tgt, without copying *)
                       List.map
                         (function
                            | BaseBuilt.BExec, nm, lst when nm = cs.cs_name ->
                                BaseBuilt.BExec, nm, [[in_build_dir_of_unix unix_tgt]]
                            | ev ->
                                ev)
                         evs
                     in
                       evs, [unix_tgt]
                   in

                   (* Add executable *)
                   let acc =
                     match bs.bs_compiled_object with
                       | Native ->
                           (target ".native") :: acc
                       | Best when bool_of_string (is_native ()) ->
                           (target ".native") :: acc
                       | Byte
                       | Best ->
                           (target ".byte") :: acc
                   in
                     acc
                 end

             | Library _ | Executable _ | Test _
             | SrcRepo _ | Flag _ | Doc _ ->
                 acc)
        []
        (* Keep the pkg.sections ordered *)
        (List.rev pkg.sections);
    in

    (* Check and register built files *)
    let check_and_register (bt, bnm, lst) =
      List.iter
        (fun fns ->
           if not (List.exists OASISFileUtil.file_exists_case fns) then
             failwithf
               (f_ "No one of expected built files %s exists")
               (String.concat (s_ ", ") (List.map (Printf.sprintf "'%s'") fns)))
        lst;
        (BaseBuilt.register bt bnm lst)
    in

    let cond_targets =
      (* Run the hook *)
      !cond_targets_hook cond_targets
    in

      (* Run a list of target... *)
      run_ocamlbuild 
        (List.flatten 
           (List.map snd cond_targets))
        argv;
      (* ... and register events *)
      List.iter
        check_and_register
        (List.flatten (List.map fst cond_targets))


  let clean pkg extra_args  =
    run_clean extra_args;
    List.iter
      (function
         | Library (cs, _, _) ->
             BaseBuilt.unregister BaseBuilt.BLib cs.cs_name
         | Executable (cs, _, _) ->
             BaseBuilt.unregister BaseBuilt.BExec cs.cs_name;
             BaseBuilt.unregister BaseBuilt.BExecLib cs.cs_name
         | _ ->
             ())
      pkg.sections

end

module OCamlbuildDocPlugin = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/ocamlbuild/OCamlbuildDocPlugin.ml" *)

  (* Create documentation using ocamlbuild .odocl files
     @author Sylvain Le Gall
   *)

  open OASISTypes
  open OASISGettext
  open OASISMessage
  open OCamlbuildCommon
  open BaseStandardVar



  let doc_build path pkg (cs, doc) argv =
    let index_html =
      OASISUnixPath.make
        [
          path;
          cs.cs_name^".docdir";
          "index.html";
        ]
    in
    let tgt_dir =
      OASISHostPath.make
        [
          build_dir argv;
          OASISHostPath.of_unix path;
          cs.cs_name^".docdir";
        ]
    in
      run_ocamlbuild [index_html] argv;
      List.iter
        (fun glb ->
           BaseBuilt.register
             BaseBuilt.BDoc
             cs.cs_name
             [OASISFileUtil.glob ~ctxt:!BaseContext.default
                (Filename.concat tgt_dir glb)])
        ["*.html"; "*.css"]

  let doc_clean t pkg (cs, doc) argv =
    run_clean argv;
    BaseBuilt.unregister BaseBuilt.BDoc cs.cs_name

end


# 5558 "setup.ml"
module CustomPlugin = struct
(* # 21 "/home/mlin/.opam/system/build/oasis.0.3.0/src/plugins/custom/CustomPlugin.ml" *)

  (** Generate custom configure/build/doc/test/install system
      @author
    *)

  open BaseEnv
  open OASISGettext
  open OASISTypes



  type t =
      {
        cmd_main:      command_line conditional;
        cmd_clean:     (command_line option) conditional;
        cmd_distclean: (command_line option) conditional;
      } 

  let run  = BaseCustom.run 

  let main t _ extra_args =
    let cmd, args =
      var_choose 
        ~name:(s_ "main command") 
        t.cmd_main
    in
      run cmd args extra_args 

  let clean t pkg extra_args =
    match var_choose t.cmd_clean with
      | Some (cmd, args) ->
          run cmd args extra_args
      | _ ->
          ()

  let distclean t pkg extra_args =
    match var_choose t.cmd_distclean with
      | Some (cmd, args) ->
          run cmd args extra_args
      | _ ->
          ()

  module Build =
  struct 
    let main t pkg extra_args =
      main t pkg extra_args;
      List.iter
        (fun sct ->
           let evs =
             match sct with 
               | Library (cs, bs, lib) when var_choose bs.bs_build ->
                   begin
                     let evs, _ = 
                       BaseBuilt.of_library 
                         OASISHostPath.of_unix
                         (cs, bs, lib) 
                     in
                       evs
                   end
               | Executable (cs, bs, exec) when var_choose bs.bs_build ->
                   begin
                     let evs, _, _ =
                       BaseBuilt.of_executable
                         OASISHostPath.of_unix
                         (cs, bs, exec)
                     in
                       evs
                   end
               | _ ->
                   []
           in
             List.iter
               (fun (bt, bnm, lst) -> BaseBuilt.register bt bnm lst)
               evs)
        pkg.sections

    let clean t pkg extra_args =
      clean t pkg extra_args;
      (* TODO: this seems to be pretty generic (at least wrt to ocamlbuild
       * considering moving this to BaseSetup?
       *)
      List.iter
        (function
           | Library (cs, _, _) ->
               BaseBuilt.unregister BaseBuilt.BLib cs.cs_name
           | Executable (cs, _, _) ->
               BaseBuilt.unregister BaseBuilt.BExec cs.cs_name;
               BaseBuilt.unregister BaseBuilt.BExecLib cs.cs_name
           | _ ->
               ())
        pkg.sections

    let distclean t pkg extra_args =
      distclean t pkg extra_args
  end

  module Test =
  struct
    let main t pkg (cs, test) extra_args =
      try
        main t pkg extra_args;
        0.0
      with Failure s ->
        BaseMessage.warning 
          (f_ "Test '%s' fails: %s")
          cs.cs_name
          s;
        1.0

    let clean t pkg (cs, test) extra_args =
      clean t pkg extra_args

    let distclean t pkg (cs, test) extra_args =
      distclean t pkg extra_args 
  end

  module Doc =
  struct
    let main t pkg (cs, _) extra_args =
      main t pkg extra_args;
      BaseBuilt.register BaseBuilt.BDoc cs.cs_name []

    let clean t pkg (cs, _) extra_args =
      clean t pkg extra_args;
      BaseBuilt.unregister BaseBuilt.BDoc cs.cs_name

    let distclean t pkg (cs, _) extra_args =
      distclean t pkg extra_args
  end

end


# 5694 "setup.ml"
open OASISTypes;;

let setup_t =
  {
     BaseSetup.configure = InternalConfigurePlugin.configure;
     build = OCamlbuildPlugin.build;
     test =
       [
          ("test",
            CustomPlugin.Test.main
              {
                 CustomPlugin.cmd_main =
                   [(OASISExpr.EBool true, ("$unit_tests", []))];
                 cmd_clean = [(OASISExpr.EBool true, None)];
                 cmd_distclean = [(OASISExpr.EBool true, None)];
                 })
       ];
     doc = [("forkwork", OCamlbuildDocPlugin.doc_build ".")];
     install = InternalInstallPlugin.install;
     uninstall = InternalInstallPlugin.uninstall;
     clean = [OCamlbuildPlugin.clean];
     clean_test =
       [
          ("test",
            CustomPlugin.Test.clean
              {
                 CustomPlugin.cmd_main =
                   [(OASISExpr.EBool true, ("$unit_tests", []))];
                 cmd_clean = [(OASISExpr.EBool true, None)];
                 cmd_distclean = [(OASISExpr.EBool true, None)];
                 })
       ];
     clean_doc = [("forkwork", OCamlbuildDocPlugin.doc_clean ".")];
     distclean = [];
     distclean_test =
       [
          ("test",
            CustomPlugin.Test.distclean
              {
                 CustomPlugin.cmd_main =
                   [(OASISExpr.EBool true, ("$unit_tests", []))];
                 cmd_clean = [(OASISExpr.EBool true, None)];
                 cmd_distclean = [(OASISExpr.EBool true, None)];
                 })
       ];
     distclean_doc = [];
     package =
       {
          oasis_version = "0.3";
          ocaml_version = None;
          findlib_version = None;
          name = "forkwork";
          version = "0.3.2";
          license =
            OASISLicense.DEP5License
              (OASISLicense.DEP5Unit
                 {
                    OASISLicense.license = "LGPL";
                    excption = Some "OCaml linking";
                    version = OASISLicense.Version "2.1";
                    });
          license_file = None;
          copyrights = [];
          maintainers = ["mlin@mlin.net"];
          authors = ["Mike Lin"];
          homepage = Some "https://github.com/mlin/forkwork";
          synopsis = "Fork child processes to perform work on multiple cores";
          description =
            Some
              "ForkWork is intended for workloads that a master process can partition into independent jobs, each of which will typically take a while to execute (several seconds, or more). Also, the resulting values should not be too massive, since they must be marshalled for transmission back to the master process.\n\n            Among the numerous tools for multicore parallelism available in the OCaml ecosystem, ForkWork fits somewhere in between Netmcore and Parmap. It's a bit easier to use than the former, and a bit more flexible than the latter.";
          categories = [];
          conf_type = (`Configure, "internal", Some "0.3");
          conf_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          build_type = (`Build, "ocamlbuild", Some "0.3");
          build_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          install_type = (`Install, "internal", Some "0.3");
          install_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          uninstall_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          clean_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          distclean_custom =
            {
               pre_command = [(OASISExpr.EBool true, None)];
               post_command = [(OASISExpr.EBool true, None)];
               };
          files_ab = [];
          sections =
            [
               Library
                 ({
                     cs_name = "forkwork";
                     cs_data = PropList.Data.create ();
                     cs_plugin_data = [];
                     },
                   {
                      bs_build = [(OASISExpr.EBool true, true)];
                      bs_install = [(OASISExpr.EBool true, true)];
                      bs_path = ".";
                      bs_compiled_object = Best;
                      bs_build_depends = [FindlibPackage ("unix", None)];
                      bs_build_tools = [ExternalTool "ocamlbuild"];
                      bs_c_sources = [];
                      bs_data_files = [];
                      bs_ccopt = [(OASISExpr.EBool true, [])];
                      bs_cclib = [(OASISExpr.EBool true, [])];
                      bs_dlllib = [(OASISExpr.EBool true, [])];
                      bs_dllpath = [(OASISExpr.EBool true, [])];
                      bs_byteopt = [(OASISExpr.EBool true, [])];
                      bs_nativeopt = [(OASISExpr.EBool true, [])];
                      },
                   {
                      lib_modules = ["ForkWork"];
                      lib_pack = false;
                      lib_internal_modules = ["Helpers"];
                      lib_findlib_parent = None;
                      lib_findlib_name = None;
                      lib_findlib_containers = [];
                      });
               Executable
                 ({
                     cs_name = "unit_tests";
                     cs_data = PropList.Data.create ();
                     cs_plugin_data = [];
                     },
                   {
                      bs_build =
                        [
                           (OASISExpr.EBool true, false);
                           (OASISExpr.EFlag "tests", true)
                        ];
                      bs_install = [(OASISExpr.EBool true, false)];
                      bs_path = ".";
                      bs_compiled_object = Best;
                      bs_build_depends =
                        [
                           FindlibPackage ("unix", None);
                           FindlibPackage ("kaputt", None);
                           FindlibPackage ("bigarray", None)
                        ];
                      bs_build_tools = [ExternalTool "ocamlbuild"];
                      bs_c_sources = [];
                      bs_data_files = [];
                      bs_ccopt = [(OASISExpr.EBool true, [])];
                      bs_cclib = [(OASISExpr.EBool true, [])];
                      bs_dlllib = [(OASISExpr.EBool true, [])];
                      bs_dllpath = [(OASISExpr.EBool true, [])];
                      bs_byteopt = [(OASISExpr.EBool true, [])];
                      bs_nativeopt = [(OASISExpr.EBool true, [])];
                      },
                   {exec_custom = false; exec_main_is = "tests.ml"; });
               Test
                 ({
                     cs_name = "test";
                     cs_data = PropList.Data.create ();
                     cs_plugin_data = [];
                     },
                   {
                      test_type = (`Test, "custom", Some "0.3");
                      test_command =
                        [(OASISExpr.EBool true, ("$unit_tests", []))];
                      test_custom =
                        {
                           pre_command = [(OASISExpr.EBool true, None)];
                           post_command = [(OASISExpr.EBool true, None)];
                           };
                      test_working_directory = None;
                      test_run =
                        [
                           (OASISExpr.ENot (OASISExpr.EFlag "tests"), false);
                           (OASISExpr.EFlag "tests", true)
                        ];
                      test_tools = [InternalExecutable "unit_tests"];
                      });
               Doc
                 ({
                     cs_name = "forkwork";
                     cs_data = PropList.Data.create ();
                     cs_plugin_data = [];
                     },
                   {
                      doc_type = (`Doc, "OCamlbuild", Some "0.3");
                      doc_custom =
                        {
                           pre_command = [(OASISExpr.EBool true, None)];
                           post_command = [(OASISExpr.EBool true, None)];
                           };
                      doc_build =
                        [
                           (OASISExpr.ENot (OASISExpr.EFlag "docs"), false);
                           (OASISExpr.EFlag "docs", true)
                        ];
                      doc_install = [(OASISExpr.EBool true, true)];
                      doc_install_dir = "$docdir";
                      doc_title = "ForkWork API reference";
                      doc_authors = [];
                      doc_abstract = None;
                      doc_format = OtherDoc;
                      doc_data_files = [];
                      doc_build_tools =
                        [ExternalTool "ocamlbuild"; ExternalTool "ocamldoc"];
                      })
            ];
          plugins =
            [(`Extra, "DevFiles", Some "0.3"); (`Extra, "META", Some "0.3")];
          schema_data = PropList.Data.create ();
          plugin_data = [];
          };
     oasis_fn = Some "_oasis";
     oasis_version = "0.3.0";
     oasis_digest = Some "\2070p\\!/p<\249\191\179W<U\250\011";
     oasis_exec = None;
     oasis_setup_args = [];
     setup_update = false;
     };;

let setup () = BaseSetup.setup setup_t;;

# 5932 "setup.ml"
(* OASIS_STOP *)
let () = setup ();;