/usr/lib/ocaml/oasis/OCamlbuildPlugin.ml is in liboasis-ocaml-dev 0.3.0-4.
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(* OASIS: architecture for building OCaml libraries and applications *)
(* *)
(* Copyright (C) 2008-2010, OCamlCore SARL *)
(* *)
(* This library 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; either version 2.1 of the License, or (at *)
(* your option) any later version, with the OCaml static compilation *)
(* exception. *)
(* *)
(* This library 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 file COPYING for more *)
(* details. *)
(* *)
(* You should have received a copy of the GNU Lesser General Public License *)
(* along with this library; if not, write to the Free Software Foundation, *)
(* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *)
(******************************************************************************)
(** 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 EXPORT *)
open OASISFileTemplate
open OASISUtils
open OASISMessage
open OASISGettext
open ODN
open OASISPlugin
open OASISTypes
open OASISValues
open MyOCamlbuildBase
open Ocamlbuild_plugin
open OCamlbuildId
let plugin =
`Build, name, Some version
let self_id, all_id =
Build.create plugin
let only_h_files lst =
List.filter
(fun fn -> OASISUnixPath.check_extension fn "h")
lst
let only_c_files lst =
List.filter
(fun fn -> OASISUnixPath.check_extension fn "c")
lst
let add_tags tag_t tgts tags =
let quote_target fn =
let test_char =
String.contains fn
in
if test_char '*' ||
test_char '?' ||
test_char '{' ||
test_char '[' then
"<"^fn^">"
else
"\""^fn^"\""
in
List.fold_left
(fun tag_t tgt ->
List.fold_left
(fun tag_t tag ->
((quote_target tgt)^": "^tag) :: tag_t)
tag_t
tags)
tag_t
tgts
let prepend_bs_path bs fn =
Tag.filename_concat bs.bs_path fn
let bs_paths bs files =
let subdirs =
List.rev_map OASISUnixPath.dirname
(List.rev_map (prepend_bs_path bs) files)
in
(* Unique elements *)
SetString.elements
(set_string_of_list
(List.rev_map OASISUnixPath.reduce (bs.bs_path :: subdirs)))
let bs_tags pkg sct cs bs src_dirs src_internal_dirs link_tgt ctxt tag_t myocamlbuild_t =
let link_pkg =
(* Only link findlib package with executable *)
match sct with
| Executable _ -> true
| Library _ | Flag _ | Test _ | SrcRepo _ | Doc _ -> false
in
let src_tgts =
List.rev_append
(* .ml files *)
(List.rev_map
(fun dn -> Tag.filename_concat dn "*.ml{,i}")
(src_dirs @ src_internal_dirs))
(* .c files *)
(List.map
(prepend_bs_path bs)
(only_c_files bs.bs_c_sources))
in
let clib_tgts =
if bs.bs_c_sources <> [] then
(List.rev_map
(fun fmt -> (prepend_bs_path bs) (Printf.sprintf fmt cs.cs_name))
[
(* Unix *)
"dll%s_stubs.so";
"lib%s_stubs.a";
(* Win32 *)
"dll%s_stubs.dll";
"lib%s_stubs.lib";
])
else
[]
in
(* Manipulate ocamlbuild's spec *)
let atom s = A s
in
let path s = P s
in
let mkspec pre_arg tr_arg lst =
S (List.fold_left
(fun acc arg ->
match pre_arg with
| Some s -> s :: arg :: acc
| None -> arg :: acc)
[]
(List.rev_map tr_arg lst))
in
(* Create flag for extra command line option *)
let ctxt, tag_t, myocamlbuild_t =
List.fold_left
(fun ((ctxt, tag_t, myocamlbuild_t) as acc)
(basename, tgts, tags, pre_arg, tr_arg, args_cond) ->
if args_cond <> [OASISExpr.EBool true, []] then
begin
let tag_name =
(* e.g. oasis_library_foo_ccopt *)
varname_concat
"oasis_"
(varname_concat
(varname_of_string
(OASISSection.string_of_section sct))
basename)
in
let all_tags =
tag_name :: tags
in
let cond_specs =
List.map
(fun (cond, lst) ->
cond, mkspec pre_arg tr_arg lst)
args_cond
in
let flags =
(all_tags, cond_specs) :: myocamlbuild_t.flags
in
let tag_t =
add_tags tag_t tgts [tag_name]
in
ctxt,
tag_t,
{myocamlbuild_t with flags = flags}
end
else
begin
acc
end)
(ctxt, tag_t, myocamlbuild_t)
([
"ccopt",
src_tgts, ["compile"],
Some (A"-ccopt"),
atom,
bs.bs_ccopt;
"cclib",
[link_tgt],
["link"],
Some (A"-cclib"),
atom,
bs.bs_cclib;
"cclib",
clib_tgts,
["ocamlmklib"; "c"],
None,
atom, bs.bs_cclib;
"dlllib",
[link_tgt],
["link"; "byte"],
Some (A"-dllib"),
path,
bs.bs_dlllib;
"dllpath",
[link_tgt],
["link"; "byte"],
Some (A"-dllpath"),
path,
bs.bs_dllpath;
"dllpath",
clib_tgts,
["ocamlmklib"; "c"],
Some(A"-dllpath"),
path,
bs.bs_dllpath;
]
@
(List.fold_left
(fun acc flg ->
("byte",
link_tgt :: src_tgts,
["ocaml"; flg; "byte"],
None,
atom,
bs.bs_byteopt)
::
("native",
link_tgt :: src_tgts,
["ocaml"; flg; "native"],
None,
atom,
bs.bs_nativeopt)
::
acc)
[]
["compile";
"ocamldep";
"link"]))
in
(* Add tag for dependency on C part of the library *)
let ctxt, tag_t, myocamlbuild_t =
if bs.bs_c_sources <> [] then
begin
(* Generate .clib files *)
let fn_clib =
OASISHostPath.add_extension
(prepend_bs_path bs ("lib"^(nm_libstubs cs.cs_name)))
"clib"
in
add_file
(template_make
fn_clib
comment_ocamlbuild
[]
(List.map
(fun fn -> (Filename.chop_extension fn)^".o")
(only_c_files bs.bs_c_sources))
[])
ctxt,
add_tags
tag_t
[link_tgt]
[tag_libstubs cs.cs_name],
{myocamlbuild_t with
lib_c =
((cs.cs_name,
bs.bs_path,
List.map
(fun fn -> prepend_bs_path bs fn)
(only_h_files bs.bs_c_sources))
::
myocamlbuild_t.lib_c)}
end
else
ctxt, tag_t, myocamlbuild_t
in
(* Add build depends tags *)
let tag_t =
let mp =
OASISBuildSection.transitive_build_depends pkg
in
add_tags
tag_t
(if link_pkg then
link_tgt :: src_tgts
else
src_tgts)
(List.fold_left
(fun acc ->
function
| FindlibPackage (findlib_pkg, _) ->
("pkg_"^findlib_pkg) :: acc
| InternalLibrary nm ->
("use_"^nm) :: acc)
[]
(OASISSection.MapSection.find sct mp))
in
let ctxt =
(* TODO: merge with qstr_cmplt *)
set_error
(not (List.mem (ExternalTool "ocamlbuild") bs.bs_build_tools))
(Printf.sprintf
(f_ "ocamlbuild in field BuildTools of %s is mandatory")
(OASISSection.string_of_section sct))
ctxt
in
ctxt, tag_t, myocamlbuild_t
module MapDirs =
Map.Make
(struct
type t = [`Library of string | `Executable of string]
let compare t1 t2 =
match t1, t2 with
| `Library _, `Executable _ ->
-1
| `Executable _, `Library _ ->
1
| `Library s1, `Library s2
| `Executable s1, `Executable s2 ->
String.compare s1 s2
end)
let compute_map_dirs pkg =
let add k dirs internal_dirs mp =
let src_dirs, src_internal_dirs =
try
MapDirs.find k mp
with Not_found ->
SetString.empty, SetString.empty
in
let add_dirs st dirs = SetString.union st (set_string_of_list dirs) in
MapDirs.add k
(add_dirs src_dirs dirs,
add_dirs src_internal_dirs internal_dirs)
mp
in
let map_dirs =
List.fold_left
(fun mp ->
function
| Library (cs, bs, lib) ->
add (`Library cs.cs_name)
(* All paths accessed from within the library *)
(bs_paths bs lib.lib_modules)
(* All paths accessed only by the library *)
(bs_paths bs lib.lib_internal_modules)
mp
| Executable (cs, bs, exec) ->
add (`Executable cs.cs_name)
(bs_paths bs [exec.exec_main_is])
[] (* No internal paths *)
mp
| Flag _ | SrcRepo _ | Test _ | Doc _ ->
mp)
MapDirs.empty
pkg.sections
in
(* Now get rid of internal paths that are also non internal. *)
MapDirs.map
(fun (src_dirs, src_internal_dirs) ->
SetString.elements src_dirs,
SetString.elements (SetString.diff src_internal_dirs src_dirs))
map_dirs
let compute_includes map_dirs pkg =
let add_includes dir set_dirs includes =
(* Not self-dependent *)
let set_dirs = SetString.diff set_dirs (SetString.singleton dir) in
let pre_dirs =
try
MapString.find dir includes
with Not_found ->
SetString.empty
in
MapString.add dir (SetString.union set_dirs pre_dirs) includes
in
let add_map_dirs k bs includes =
let dep_dirs =
(* Source dirs of dependent libraries *)
List.fold_left
(fun set ->
function
| InternalLibrary nm ->
let src_dirs, _ =
MapDirs.find (`Library nm) map_dirs
in
SetString.union set (set_string_of_list src_dirs)
| FindlibPackage _ ->
set)
SetString.empty
bs.bs_build_depends
in
let self_dirs =
(* Source dirs *)
let src_dirs, src_internal_dirs = MapDirs.find k map_dirs in
SetString.union
(set_string_of_list src_dirs)
(set_string_of_list src_internal_dirs)
in
let all_dirs = SetString.union dep_dirs self_dirs in
let all_dirs =
(* No need to include the current dir. *)
SetString.filter
(fun dn -> not (OASISUnixPath.is_current_dir dn))
all_dirs
in
(* All self_dirs depends on all_dirs *)
SetString.fold
(fun dir includes ->
add_includes dir all_dirs includes)
self_dirs
includes
in
let includes =
List.fold_left
(fun includes ->
function
| Library (cs, bs, _) ->
add_map_dirs (`Library cs.cs_name) bs includes
| Executable (cs, bs, _) ->
add_map_dirs (`Executable cs.cs_name) bs includes
| Flag _ | SrcRepo _ | Test _ | Doc _ ->
includes)
MapString.empty
pkg.sections
in
MapString.fold
(fun dir include_dirs acc ->
if SetString.empty <> include_dirs then
(dir, SetString.elements include_dirs) :: acc
else
acc)
includes
[]
let add_ocamlbuild_files ctxt pkg =
let map_dirs =
compute_map_dirs pkg
in
let ctxt, tag_t, myocamlbuild_t =
List.fold_left
(fun (ctxt, tag_t, myocamlbuild_t) ->
function
| Library (cs, bs, lib) as sct ->
begin
(* Extract content for libraries *)
(* All paths of the library *)
let src_dirs, src_internal_dirs =
MapDirs.find (`Library cs.cs_name) map_dirs
in
(* Generated library *)
let target_lib =
let ext =
match bs.bs_compiled_object with
| Best ->
"{cma,cmxa}"
| Byte ->
"cma"
| Native ->
"cmxa"
in
prepend_bs_path bs
(OASISUnixPath.add_extension cs.cs_name ext)
in
(* Start comment *)
let tag_t =
(Printf.sprintf "# Library %s" cs.cs_name) :: tag_t
in
(* Add dependency of cmxs to their own library: used
at link time when there is C code *)
let tag_t =
add_tags
tag_t
[prepend_bs_path
bs
(OASISUnixPath.add_extension cs.cs_name "cmxs")]
["use_"^cs.cs_name]
in
let tag_t =
if lib.lib_pack then
let base_sources =
OASISLibrary.source_unix_files
~ctxt:ctxt.ctxt
(cs, bs, lib)
(fun ufn ->
OASISFileUtil.file_exists_case
(OASISHostPath.of_unix ufn))
in
add_tags
tag_t
(List.rev_map
(fun (base_fn, _) ->
OASISUnixPath.add_extension base_fn "cmx")
base_sources)
["for-pack("^String.capitalize cs.cs_name^")"]
else
tag_t
in
let ctxt, tag_t, myocamlbuild_t =
bs_tags
pkg sct cs bs
src_dirs
src_internal_dirs
target_lib
ctxt
tag_t
myocamlbuild_t
in
let myocamlbuild_t =
{myocamlbuild_t with
lib_ocaml =
(cs.cs_name,
List.filter
(fun fn -> not (OASISUnixPath.is_current fn))
src_dirs) :: myocamlbuild_t.lib_ocaml}
in
let () =
if lib.lib_modules = [] then
warning
~ctxt:ctxt.ctxt
(f_ "No exported module defined for library %s")
cs.cs_name;
in
let ctxt =
(* Generate .mllib or .mlpack files *)
let extension, not_extension =
if lib.lib_pack then
"mlpack", "mllib"
else
"mllib", "mlpack"
in
let fn_base = prepend_bs_path bs cs.cs_name in
let fn =
OASISHostPath.add_extension fn_base extension
in
let not_fn =
OASISHostPath.add_extension fn_base not_extension
in
let ctxt =
add_file
(template_make
fn
comment_ocamlbuild
[]
(lib.lib_modules @ lib.lib_internal_modules)
[])
ctxt
in
{ctxt with
other_actions =
(fun ()->
if OASISFileUtil.file_exists_case not_fn then
OASISMessage.error ~ctxt:ctxt.ctxt
(f_ "Conflicting file '%s' and '%s' \
exists, remove '%s'.")
fn not_fn not_fn)
:: ctxt.other_actions}
in
ctxt, tag_t, myocamlbuild_t
end
| Executable (cs, bs, exec) as sct ->
begin
(* Extract content for executables *)
let src_dirs, src_internal_dirs =
MapDirs.find (`Executable cs.cs_name) map_dirs
in
let target_exec =
let ext =
match bs.bs_compiled_object with
| Best ->
"{native,byte}"
| Byte ->
"byte"
| Native ->
"native"
in
prepend_bs_path bs
(OASISUnixPath.replace_extension
(exec.exec_main_is) ext)
in
let tag_t =
(Printf.sprintf "# Executable %s" cs.cs_name) :: tag_t
in
let ctxt, tag_t, myocamlbuild_t =
bs_tags
pkg sct cs bs
src_dirs
src_internal_dirs
target_exec
ctxt
tag_t
myocamlbuild_t
in
let tag_t =
if exec.exec_custom then
add_tags tag_t [target_exec] ["custom"]
else
tag_t
in
ctxt, tag_t, myocamlbuild_t
end
| Flag _ | SrcRepo _ | Test _ | Doc _ ->
ctxt, tag_t, myocamlbuild_t)
(ctxt, [], {lib_ocaml = []; lib_c = []; flags = []; includes = []})
pkg.sections
in
(* Filter duplicate and reverse content in tag_t *)
let tag_t =
snd
(List.fold_left
(fun (prev_tag, acc) tag ->
if (String.length tag > 0 && tag.[0] = '#') || (* Don't remove comment *)
not (SetString.mem tag prev_tag) then (* Remove already seen tag *)
(
SetString.add tag prev_tag,
tag :: acc
)
else
(prev_tag, acc))
(SetString.empty, [])
tag_t)
in
let myocamlbuild_t =
(* Fix section order *)
{
lib_ocaml = List.rev myocamlbuild_t.lib_ocaml;
lib_c = List.rev myocamlbuild_t.lib_c;
flags = List.rev myocamlbuild_t.flags;
includes = compute_includes map_dirs pkg;
}
in
let tag_t =
"# Ignore VCS directories, you can use the same kind of rule outside "
::
"# OASIS_START/STOP if you want to exclude directories that contains "
::
"# useless stuff for the build process"
::
add_tags
tag_t
["_darcs"; ".git"; ".hg"; ".bzr"; "**/.svn"]
["not_hygienic"; "-traverse"]
in
let ctxt =
List.fold_left
(fun ctxt tmpl -> add_file tmpl ctxt)
ctxt
[
(* Generate _tags *)
template_make
"_tags"
comment_ocamlbuild
[]
tag_t
[];
(* Generate myocamlbuild.ml *)
template_of_mlfile
"myocamlbuild.ml"
[]
[
OASISData.oasissyslight_ml;
BaseData.basesysenvironment_ml;
OCamlbuildData.myocamlbuild_ml;
"open Ocamlbuild_plugin;;";
(
Format.fprintf Format.str_formatter
"@[<hv2>let package_default =@ %a@,@];;"
(pp_odn ~opened_modules:["Ocamlbuild_plugin"])
(MyOCamlbuildBase.odn_of_t myocamlbuild_t);
Format.flush_str_formatter ()
);
"";
"let dispatch_default = \
MyOCamlbuildBase.dispatch_default package_default;;";
"";
]
["Ocamlbuild_plugin.dispatch dispatch_default;;"];
]
in
ctxt
let qstrt_completion pkg =
fix_build_tools (ExternalTool "ocamlbuild") pkg
let init () =
let doit ctxt pkg =
let ctxt =
add_ocamlbuild_files ctxt pkg
in
ctxt,
{
chng_moduls = [OCamlbuildData.ocamlbuildsys_ml];
chng_main = ODNFunc.func build "OCamlbuildPlugin.build";
chng_clean = Some (ODNFunc.func clean "OCamlbuildPlugin.clean");
chng_distclean = None;
}
in
OCamlbuildId.init ();
Build.register_act self_id doit;
register_quickstart_completion all_id qstrt_completion
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