hop-2012/server/thirdparty/lwt-2.3.2/myocamlbuild.ml

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OCaml

(* Lightweight thread library for Objective Caml
* http://www.ocsigen.org/lwt
* Module Myocamlbuild
* Copyright (C) 2010 Jérémie Dimino
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, with linking exceptions;
* either version 2.1 of the License, or (at your option) any later
* version. See COPYING file for details.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*)
(* Keep that in sync with the list in discover.ml *)
let search_paths = [
"/usr";
"/usr/local";
"/opt";
"/opt/local";
"/sw";
"/mingw";
]
(* OASIS_START *)
(* DO NOT EDIT (digest: 4c177063a31680580ca13639e7a11972) *)
module OASISGettext = struct
# 21 "/home/chambart/bordel/oasis/oasis/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 OASISExpr = struct
# 21 "/home/chambart/bordel/oasis/oasis/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 BaseEnvLight = struct
# 21 "/home/chambart/bordel/oasis/oasis/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
module MyOCamlbuildFindlib = struct
# 21 "/home/chambart/bordel/oasis/oasis/src/plugins/ocamlbuild/MyOCamlbuildFindlib.ml"
(** OCamlbuild extension, copied from
* http://brion.inria.fr/gallium/index.php/Using_ocamlfind_with_ocamlbuild
* by N. Pouillard and others
*
* Updated on 2009/02/28
*
* Modified by Sylvain Le Gall
*)
open Ocamlbuild_plugin
(* these functions are not really officially exported *)
let run_and_read =
Ocamlbuild_pack.My_unix.run_and_read
let blank_sep_strings =
Ocamlbuild_pack.Lexers.blank_sep_strings
let split s ch =
let x =
ref []
in
let rec go s =
let pos =
String.index s ch
in
x := (String.before s pos)::!x;
go (String.after s (pos + 1))
in
try
go s
with Not_found -> !x
let split_nl s = split s '\n'
let before_space s =
try
String.before s (String.index s ' ')
with Not_found -> s
(* this lists all supported packages *)
let find_packages () =
List.map before_space (split_nl & run_and_read "ocamlfind list")
(* this is supposed to list available syntaxes, but I don't know how to do it. *)
let find_syntaxes () = ["camlp4o"; "camlp4r"]
(* ocamlfind command *)
let ocamlfind x = S[A"ocamlfind"; x]
let dispatch =
function
| Before_options ->
(* by using Before_options one let command line options have an higher priority *)
(* on the contrary using After_options will guarantee to have the higher priority *)
(* override default commands by ocamlfind ones *)
Options.ocamlc := ocamlfind & A"ocamlc";
Options.ocamlopt := ocamlfind & A"ocamlopt";
Options.ocamldep := ocamlfind & A"ocamldep";
Options.ocamldoc := ocamlfind & A"ocamldoc";
Options.ocamlmktop := ocamlfind & A"ocamlmktop"
| After_rules ->
(* When one link an OCaml library/binary/package, one should use -linkpkg *)
flag ["ocaml"; "link"; "program"] & A"-linkpkg";
(* For each ocamlfind package one inject the -package option when
* compiling, computing dependencies, generating documentation and
* linking. *)
List.iter
begin fun pkg ->
flag ["ocaml"; "compile"; "pkg_"^pkg] & S[A"-package"; A pkg];
flag ["ocaml"; "ocamldep"; "pkg_"^pkg] & S[A"-package"; A pkg];
flag ["ocaml"; "doc"; "pkg_"^pkg] & S[A"-package"; A pkg];
flag ["ocaml"; "link"; "pkg_"^pkg] & S[A"-package"; A pkg];
flag ["ocaml"; "infer_interface"; "pkg_"^pkg] & S[A"-package"; A pkg];
end
(find_packages ());
(* Like -package but for extensions syntax. Morover -syntax is useless
* when linking. *)
List.iter begin fun syntax ->
flag ["ocaml"; "compile"; "syntax_"^syntax] & S[A"-syntax"; A syntax];
flag ["ocaml"; "ocamldep"; "syntax_"^syntax] & S[A"-syntax"; A syntax];
flag ["ocaml"; "doc"; "syntax_"^syntax] & S[A"-syntax"; A syntax];
flag ["ocaml"; "infer_interface"; "syntax_"^syntax] & S[A"-syntax"; A syntax];
end (find_syntaxes ());
(* The default "thread" tag is not compatible with ocamlfind.
* Indeed, the default rules add the "threads.cma" or "threads.cmxa"
* options when using this tag. When using the "-linkpkg" option with
* ocamlfind, this module will then be added twice on the command line.
*
* To solve this, one approach is to add the "-thread" option when using
* the "threads" package using the previous plugin.
*)
flag ["ocaml"; "pkg_threads"; "compile"] (S[A "-thread"]);
flag ["ocaml"; "pkg_threads"; "link"] (S[A "-thread"]);
flag ["ocaml"; "pkg_threads"; "infer_interface"] (S[A "-thread"])
| _ ->
()
end
module MyOCamlbuildBase = struct
# 21 "/home/chambart/bordel/oasis/oasis/src/plugins/ocamlbuild/MyOCamlbuildBase.ml"
(** Base functions for writing myocamlbuild.ml
@author Sylvain Le Gall
*)
open Ocamlbuild_plugin
type dir = string
type file = string
type name = string
type tag = string
# 55 "/home/chambart/bordel/oasis/oasis/src/plugins/ocamlbuild/MyOCamlbuildBase.ml"
type t =
{
lib_ocaml: (name * dir list) list;
lib_c: (name * dir * file list) list;
flags: (tag list * (spec OASISExpr.choices)) list;
}
let env_filename =
Pathname.basename
BaseEnvLight.default_filename
let dispatch_combine lst =
fun e ->
List.iter
(fun dispatch -> dispatch e)
lst
let dispatch t e =
let env =
BaseEnvLight.load
~filename:env_filename
~allow_empty:true
()
in
match e with
| Before_options ->
let no_trailing_dot s =
if String.length s >= 1 && s.[0] = '.' then
String.sub s 1 ((String.length s) - 1)
else
s
in
List.iter
(fun (opt, var) ->
try
opt := no_trailing_dot (BaseEnvLight.var_get var env)
with Not_found ->
Printf.eprintf "W: Cannot get variable %s" var)
[
Options.ext_obj, "ext_obj";
Options.ext_lib, "ext_lib";
Options.ext_dll, "ext_dll";
]
| After_rules ->
(* Declare OCaml libraries *)
List.iter
(function
| lib, [] ->
ocaml_lib lib;
| lib, dir :: tl ->
ocaml_lib ~dir:dir lib;
List.iter
(fun dir ->
flag
["ocaml"; "use_"^lib; "compile"]
(S[A"-I"; P dir]))
tl)
t.lib_ocaml;
(* Declare C libraries *)
List.iter
(fun (lib, dir, headers) ->
(* Handle C part of library *)
flag ["link"; "library"; "ocaml"; "byte"; "use_lib"^lib]
(S[A"-dllib"; A("-l"^lib); A"-cclib"; A("-l"^lib)]);
flag ["link"; "library"; "ocaml"; "native"; "use_lib"^lib]
(S[A"-cclib"; A("-l"^lib)]);
flag ["link"; "program"; "ocaml"; "byte"; "use_lib"^lib]
(S[A"-dllib"; A("dll"^lib)]);
(* When ocaml link something that use the C library, then one
need that file to be up to date.
*)
dep ["link"; "ocaml"; "use_lib"^lib]
[dir/"lib"^lib^"."^(!Options.ext_lib)];
(* TODO: be more specific about what depends on headers *)
(* Depends on .h files *)
dep ["compile"; "c"]
headers;
(* Setup search path for lib *)
flag ["link"; "ocaml"; "use_"^lib]
(S[A"-I"; P(dir)]);
)
t.lib_c;
(* Add flags *)
List.iter
(fun (tags, cond_specs) ->
let spec =
BaseEnvLight.var_choose cond_specs env
in
flag tags & spec)
t.flags
| _ ->
()
let dispatch_default t =
dispatch_combine
[
dispatch t;
MyOCamlbuildFindlib.dispatch;
]
end
open Ocamlbuild_plugin;;
let package_default =
{
MyOCamlbuildBase.lib_ocaml =
[
("src/core/lwt", ["src/core"]);
("src/unix/lwt-unix", ["src/unix"]);
("src/react/lwt-react", ["src/react"]);
("tests/test", ["tests"]);
("src/text/lwt-text", ["src/text"]);
("syntax/lwt-syntax", ["syntax"]);
("src/top/lwt-top", ["src/top"]);
("src/preemptive/lwt-preemptive", ["src/preemptive"]);
("src/simple_top/lwt-simple-top", ["src/simple_top"]);
("src/glib/lwt-glib", ["src/glib"]);
("syntax/lwt-syntax-log", ["syntax"]);
("src/extra/lwt-extra", ["src/extra"]);
("syntax/optcomp", ["syntax"]);
("syntax/lwt-syntax-options", ["syntax"]);
("src/ssl/lwt-ssl", ["src/ssl"])
];
lib_c =
[
("lwt-unix",
"src/unix",
["src/unix/lwt_config.h"; "src/unix/lwt_unix.h"]);
("lwt-text", "src/text", []);
("lwt-glib", "src/glib", [])
];
flags =
[
(["oasis_library_lwt_unix_cclib"; "link"],
[
(OASISExpr.EBool true, S []);
(OASISExpr.EFlag "libev", S [A "-cclib"; A "-lev"]);
(OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32")),
S [A "-cclib"; A "-lpthread"]);
(OASISExpr.EAnd
(OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32")),
OASISExpr.EFlag "libev"),
S [A "-cclib"; A "-lpthread"; A "-cclib"; A "-lev"]);
(OASISExpr.ETest ("os_type", "Win32"),
S [A "-cclib"; A "ws2_32.lib"]);
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.EFlag "libev"),
S [A "-cclib"; A "ws2_32.lib"; A "-cclib"; A "-lev"]);
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32"))),
S [A "-cclib"; A "ws2_32.lib"; A "-cclib"; A "-lpthread"]);
(OASISExpr.EAnd
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32"))),
OASISExpr.EFlag "libev"),
S
[
A "-cclib";
A "ws2_32.lib";
A "-cclib";
A "-lpthread";
A "-cclib";
A "-lev"
])
]);
(["oasis_library_lwt_unix_cclib"; "ocamlmklib"; "c"],
[
(OASISExpr.EBool true, S []);
(OASISExpr.EFlag "libev", S [A "-lev"]);
(OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32")),
S [A "-lpthread"]);
(OASISExpr.EAnd
(OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32")),
OASISExpr.EFlag "libev"),
S [A "-lpthread"; A "-lev"]);
(OASISExpr.ETest ("os_type", "Win32"), S [A "ws2_32.lib"]);
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.EFlag "libev"),
S [A "ws2_32.lib"; A "-lev"]);
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32"))),
S [A "ws2_32.lib"; A "-lpthread"]);
(OASISExpr.EAnd
(OASISExpr.EAnd
(OASISExpr.ETest ("os_type", "Win32"),
OASISExpr.ENot (OASISExpr.ETest ("os_type", "Win32"))),
OASISExpr.EFlag "libev"),
S [A "ws2_32.lib"; A "-lpthread"; A "-lev"])
])
];
}
;;
let dispatch_default = MyOCamlbuildBase.dispatch_default package_default;;
(* OASIS_STOP *)
open Ocamlbuild_plugin
let pkg_config flags =
with_temp_file "lwt" "pkg-config"
(fun tmp ->
Command.execute ~quiet:true & Cmd(S[A "pkg-config"; S flags; Sh ">"; A tmp]);
List.map (fun arg -> A arg) (string_list_of_file tmp))
let define_c_library ?(msvc = false) ~name ~c_name () =
let tag = Printf.sprintf "use_C_%s" name in
(* Get compile flags. *)
let opt = pkg_config [A "--cflags"; A c_name] in
(* Get linking flags. *)
let lib =
if msvc then
(* With msvc we need to pass "glib-2.0.lib" instead of
"-lglib-2.0" otherwise executables will fail. *)
pkg_config [A "--libs-only-L"; A c_name] @ pkg_config [A "--libs-only-l"; A "--msvc-syntax"; A c_name]
else
pkg_config [A "--libs"; A c_name]
in
(* Add flags for linking with the C library: *)
flag ["ocamlmklib"; "c"; tag] & S lib;
(* C stubs using the C library must be compiled with the library
specifics flags: *)
flag ["c"; "compile"; tag] & S (List.map (fun arg -> S[A"-ccopt"; arg]) opt);
(* OCaml libraries must depends on the C library: *)
flag ["link"; "ocaml"; tag] & S (List.map (fun arg -> S[A"-cclib"; arg]) lib)
let () =
dispatch
(fun hook ->
dispatch_default hook;
match hook with
| Before_options ->
Options.make_links := false
| After_rules ->
dep ["file:src/unix/lwt_unix_stubs.c"] ["src/unix/lwt_unix_unix.c"; "src/unix/lwt_unix_windows.c"];
dep ["pa_optcomp"] ["src/unix/lwt_config.ml"];
(* Internal syntax extension *)
List.iter
(fun base ->
let tag = "pa_" ^ base and file = "syntax/pa_" ^ base ^ ".cmo" in
flag ["ocaml"; "compile"; tag] & S[A"-ppopt"; A file];
flag ["ocaml"; "ocamldep"; tag] & S[A"-ppopt"; A file];
flag ["ocaml"; "doc"; tag] & S[A"-ppopt"; A file];
dep ["ocaml"; "ocamldep"; tag] [file])
["lwt_options"; "lwt"; "lwt_log"; "optcomp"];
(* Optcomp for .mli *)
flag ["ocaml"; "compile"; "pa_optcomp_standalone"] & S[A"-pp"; A "./syntax/optcomp.byte"];
flag ["ocaml"; "ocamldep"; "pa_optcomp_standalone"] & S[A"-pp"; A "./syntax/optcomp.byte"];
flag ["ocaml"; "doc"; "pa_optcomp_standalone"] & S[A"-pp"; A "./syntax/optcomp.byte"];
dep ["ocaml"; "ocamldep"; "pa_optcomp_standalone"] ["syntax/optcomp.byte"];
(* Use an introduction page with categories *)
tag_file "lwt-api.docdir/index.html" ["apiref"];
dep ["apiref"] ["apiref-intro"];
flag ["apiref"] & S[A "-intro"; P "apiref-intro"; A"-colorize-code"];
(* Glib bindings: *)
let env = BaseEnvLight.load ~allow_empty:true ~filename:MyOCamlbuildBase.env_filename () in
let msvc = BaseEnvLight.var_get "ccomp_type" env = "msvc" in
if BaseEnvLight.var_get "glib" env = "true" || BaseEnvLight.var_get "all" env = "true" then
define_c_library ~msvc ~name:"glib" ~c_name:"glib-2.0" ();
let opts = S[A "-ppopt"; A "-let"; A "-ppopt"; A ("windows=" ^ if BaseEnvLight.var_get "os_type" env <> "Unix" then "true" else "false")] in
flag ["ocaml"; "compile"; "pa_optcomp"] & opts;
flag ["ocaml"; "ocamldep"; "pa_optcomp"] & opts;
(*flag ["ocaml"; "doc"; "pa_optcomp"] & opts; Does not work... *)
flag ["ocaml"; "link"; "toplevel"] & A"-linkpkg";
let env = BaseEnvLight.load () in
let stdlib_path = BaseEnvLight.var_get "standard_library" env in
(* Try to find the path where compiler libraries are: *)
let compiler_libs =
let stdlib = String.chomp stdlib_path in
try
let path =
List.find Pathname.exists [
stdlib / "compiler-libs";
stdlib / "compiler-lib";
stdlib / ".." / "compiler-libs";
stdlib / ".." / "compiler-lib";
]
in
path :: List.filter Pathname.exists [ path / "typing"; path / "utils"; path / "parsing" ]
with Not_found ->
[]
in
(* Add directories for compiler-libraries: *)
let paths = List.map (fun path -> S[A"-I"; A path]) compiler_libs in
List.iter
(fun stage -> flag ["ocaml"; stage; "use_compiler_libs"] & S paths)
["compile"; "ocamldep"; "doc"; "link"];
dep ["file:src/top/toplevel_temp.top"] ["src/core/lwt.cma";
"src/react/lwt-react.cma";
"src/unix/lwt-unix.cma";
"src/text/lwt-text.cma";
"src/top/lwt-top.cma"];
flag ["file:src/top/toplevel_temp.top"] & S[A"-I"; A"src/unix";
A"-I"; A"src/text";
A"src/core/lwt.cma";
A"src/react/lwt-react.cma";
A"src/unix/lwt-unix.cma";
A"src/text/lwt-text.cma";
A"src/top/lwt-top.cma"];
(* Expunge compiler modules *)
rule "toplevel expunge"
~dep:"src/top/toplevel_temp.top"
~prod:"src/top/lwt_toplevel.byte"
(fun _ _ ->
let directories =
stdlib_path
:: "src/core"
:: "src/react"
:: "src/unix"
:: "src/text"
:: "src/top"
:: (List.map
(fun lib ->
String.chomp
(run_and_read
("ocamlfind query " ^ lib)))
["findlib"; "react"; "unix"; "text"])
in
let modules =
List.fold_left
(fun set directory ->
List.fold_left
(fun set fname ->
if Pathname.check_extension fname "cmi" then
StringSet.add (module_name_of_pathname fname) set
else
set)
set
(Array.to_list (Pathname.readdir directory)))
StringSet.empty directories
in
Cmd(S[A(stdlib_path / "expunge");
A"src/top/toplevel_temp.top";
A"src/top/lwt_toplevel.byte";
A"outcometree"; A"topdirs"; A"toploop";
S(List.map (fun x -> A x) (StringSet.elements modules))]));
(* Search for a header file in standard directories. *)
let search_header header =
let rec loop = function
| [] ->
None
| dir :: dirs ->
if Sys.file_exists (dir ^ "/include/" ^ header) then
Some dir
else
loop dirs
in
loop search_paths
in
(* Add directories for libev and pthreads *)
let flags dir =
flag ["ocamlmklib"; "c"; "use_stubs"] & A("-L" ^ dir ^ "/lib");
flag ["c"; "compile"; "use_stubs"] & S[A"-ccopt"; A("-I" ^ dir ^ "/include")];
flag ["link"; "ocaml"; "use_stubs"] & S[A"-cclib"; A("-L" ^ dir ^ "/lib")]
in
begin
match search_header "ev.h", search_header "pthread.h" with
| None, None -> ()
| Some path, None | None, Some path -> flags path
| Some path1, Some path2 when path1 = path2 -> flags path1
| Some path1, Some path2 -> flags path1; flags path2
end
| _ ->
())