cpython/setup.py at e13c3201fb66c4c211b4ebb7604d1435bedc1015 · python-emscripten/cpython · GitHub

Repository navigation

History

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

308

309

310

311

312

313

314

315

316

317

318

319

320

321

322

323

324

325

326

327

328

329

330

331

332

333

334

335

336

337

338

339

340

341

342

343

344

345

346

347

348

349

350

351

352

353

354

355

356

357

358

359

360

361

362

363

364

365

366

367

368

369

370

371

372

373

374

375

376

377

378

379

380

381

382

383

384

385

386

387

388

389

390

391

392

393

394

395

396

397

398

399

400

401

402

403

404

405

406

407

408

409

410

411

412

413

414

415

416

417

418

419

420

421

422

423

424

425

426

427

428

429

430

431

432

433

434

435

436

437

438

439

440

441

442

443

444

445

446

447

448

449

450

451

452

453

454

455

456

457

458

459

460

461

462

463

464

465

466

467

468

469

470

471

472

473

474

475

476

477

478

479

480

481

482

483

484

485

486

487

488

489

490

491

492

493

494

495

496

497

498

499

500

501

502

503

504

505

506

507

508

509

510

511

512

513

514

515

516

517

518

519

520

521

522

523

524

525

526

527

528

529

530

531

532

533

534

535

536

537

538

539

540

541

542

543

544

545

546

547

548

549

550

551

552

553

554

555

556

557

558

559

560

561

562

563

564

565

566

567

568

569

570

571

572

573

574

575

576

577

578

579

580

581

582

583

584

585

586

587

588

589

590

591

592

593

594

595

596

597

598

599

600

601

602

603

604

605

606

607

608

609

610

611

612

613

614

615

616

617

618

619

620

621

622

623

624

625

626

627

628

629

630

631

632

633

634

635

636

637

638

639

640

641

642

643

644

645

646

647

648

649

650

651

652

653

654

655

656

657

658

659

660

661

662

663

664

665

666

667

668

669

670

671

672

673

674

675

676

677

678

679

680

681

682

683

684

685

686

687

688

689

690

691

692

693

694

695

696

697

698

699

700

701

702

703

704

705

706

707

708

709

710

711

712

713

714

715

716

717

718

719

720

721

722

723

724

725

726

727

728

729

730

731

732

733

734

735

736

737

738

739

740

741

742

743

744

745

746

747

748

749

750

751

752

753

754

755

756

757

758

759

760

761

762

763

764

765

766

767

768

769

770

771

772

773

774

775

776

777

778

779

780

781

782

783

784

785

786

787

788

789

790

791

792

793

794

795

796

797

798

799

800

801

802

803

804

805

806

807

808

809

810

811

812

813

814

815

816

817

818

819

820

821

822

823

824

825

826

827

828

829

830

831

832

833

834

835

836

837

838

839

840

841

842

843

844

845

846

847

848

849

850

851

852

853

854

855

856

857

858

859

860

861

862

863

864

865

866

867

868

869

870

871

872

873

874

875

876

877

878

879

880

881

882

883

884

885

886

887

888

889

890

891

892

893

894

895

896

897

898

899

900

901

902

903

904

905

906

907

908

909

910

911

912

913

914

915

916

917

918

919

920

921

922

923

924

925

926

927

928

929

930

931

932

933

934

935

936

937

938

939

940

941

942

943

944

945

946

947

948

949

950

951

952

953

954

955

956

957

958

959

960

961

962

963

964

965

966

967

968

969

970

971

972

973

974

975

976

977

978

979

980

981

982

983

984

985

986

987

988

989

990

991

992

993

994

995

996

997

998

999

1000

# Autodetecting setup.py script for building the Python extensions

import sys, os, importlib.machinery, re, optparse

from glob import glob

import importlib._bootstrap

import importlib.util

import sysconfig

from distutils import log

from distutils.errors import *

from distutils.core import Extension, setup

from distutils.command.build_ext import build_ext

from distutils.command.install import install

from distutils.command.install_lib import install_lib

from distutils.command.build_scripts import build_scripts

from distutils.spawn import find_executable

cross_compiling = "_PYTHON_HOST_PLATFORM" in os.environ

# Add special CFLAGS reserved for building the interpreter and the stdlib

# modules (Issue #21121).

cflags = sysconfig.get_config_var('CFLAGS')

py_cflags_nodist = sysconfig.get_config_var('PY_CFLAGS_NODIST')

sysconfig.get_config_vars()['CFLAGS'] = cflags + ' ' + py_cflags_nodist

class Dummy:

"""Hack for parallel build"""

ProcessPoolExecutor = None

sys.modules['concurrent.futures.process'] = Dummy

def get_platform():

# cross build

if "_PYTHON_HOST_PLATFORM" in os.environ:

return os.environ["_PYTHON_HOST_PLATFORM"]

# Get value of sys.platform

if sys.platform.startswith('osf1'):

return 'osf1'

return sys.platform

host_platform = get_platform()

# Were we compiled --with-pydebug or with #define Py_DEBUG?

COMPILED_WITH_PYDEBUG = ('--with-pydebug' in sysconfig.get_config_var("CONFIG_ARGS"))

# This global variable is used to hold the list of modules to be disabled.

disabled_module_list = []

def add_dir_to_list(dirlist, dir):

"""Add the directory 'dir' to the list 'dirlist' (after any relative

directories) if:

1) 'dir' is not already in 'dirlist'

2) 'dir' actually exists, and is a directory.

"""

if dir is None or not os.path.isdir(dir) or dir in dirlist:

return

for i, path in enumerate(dirlist):

if not os.path.isabs(path):

dirlist.insert(i + 1, dir)

return

dirlist.insert(0, dir)

def macosx_sdk_root():

"""

Return the directory of the current OSX SDK,

or '/' if no SDK was specified.

"""

cflags = sysconfig.get_config_var('CFLAGS')

m = re.search(r'-isysroot\s+(\S+)', cflags)

if m is None:

sysroot = '/'

else:

sysroot = m.group(1)

return sysroot

def is_macosx_sdk_path(path):

"""

Returns True if 'path' can be located in an OSX SDK

"""

return ( (path.startswith('/usr/') and not path.startswith('/usr/local'))

or path.startswith('/System/')

or path.startswith('/Library/') )

def find_file(filename, std_dirs, paths):

"""Searches for the directory where a given file is located,

and returns a possibly-empty list of additional directories, or None

if the file couldn't be found at all.

'filename' is the name of a file, such as readline.h or libcrypto.a.

'std_dirs' is the list of standard system directories; if the

file is found in one of them, no additional directives are needed.

'paths' is a list of additional locations to check; if the file is

found in one of them, the resulting list will contain the directory.

"""

if host_platform == 'darwin':

# Honor the MacOSX SDK setting when one was specified.

# An SDK is a directory with the same structure as a real

# system, but with only header files and libraries.

sysroot = macosx_sdk_root()

# Check the standard locations

for dir in std_dirs:

f = os.path.join(dir, filename)

if host_platform == 'darwin' and is_macosx_sdk_path(dir):

f = os.path.join(sysroot, dir[1:], filename)

if os.path.exists(f): return []

# Check the additional directories

for dir in paths:

f = os.path.join(dir, filename)

if host_platform == 'darwin' and is_macosx_sdk_path(dir):

f = os.path.join(sysroot, dir[1:], filename)

if os.path.exists(f):

return [dir]

# Not found anywhere

return None

def find_library_file(compiler, libname, std_dirs, paths):

result = compiler.find_library_file(std_dirs + paths, libname)

if result is None:

return None

if host_platform == 'darwin':

sysroot = macosx_sdk_root()

# Check whether the found file is in one of the standard directories

dirname = os.path.dirname(result)

for p in std_dirs:

# Ensure path doesn't end with path separator

p = p.rstrip(os.sep)

if host_platform == 'darwin' and is_macosx_sdk_path(p):

# Note that, as of Xcode 7, Apple SDKs may contain textual stub

# libraries with .tbd extensions rather than the normal .dylib

# shared libraries installed in /. The Apple compiler tool

# chain handles this transparently but it can cause problems

# for programs that are being built with an SDK and searching

# for specific libraries. Distutils find_library_file() now

# knows to also search for and return .tbd files. But callers

# of find_library_file need to keep in mind that the base filename

# of the returned SDK library file might have a different extension

# from that of the library file installed on the running system,

# for example:

# /Applications/Xcode.app/Contents/Developer/Platforms/

# MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk/

# usr/lib/libedit.tbd

# vs

# /usr/lib/libedit.dylib

if os.path.join(sysroot, p[1:]) == dirname:

return [ ]

if p == dirname:

return [ ]

# Otherwise, it must have been in one of the additional directories,

# so we have to figure out which one.

for p in paths:

# Ensure path doesn't end with path separator

p = p.rstrip(os.sep)

if host_platform == 'darwin' and is_macosx_sdk_path(p):

if os.path.join(sysroot, p[1:]) == dirname:

return [ p ]

if p == dirname:

return [p]

else:

assert False, "Internal error: Path not found in std_dirs or paths"

def module_enabled(extlist, modname):

"""Returns whether the module 'modname' is present in the list

of extensions 'extlist'."""

extlist = [ext for ext in extlist if ext.name == modname]

return len(extlist)

def find_module_file(module, dirlist):

"""Find a module in a set of possible folders. If it is not found

return the unadorned filename"""

list = find_file(module, [], dirlist)

if not list:

return module

if len(list) > 1:

log.info("WARNING: multiple copies of %s found", module)

return os.path.join(list[0], module)

class PyBuildExt(build_ext):

def __init__(self, dist):

build_ext.__init__(self, dist)

self.failed = []

self.failed_on_import = []

if '-j' in os.environ.get('MAKEFLAGS', ''):

self.parallel = True

def build_extensions(self):

# Detect which modules should be compiled

missing = self.detect_modules()

# Remove modules that are present on the disabled list

extensions = [ext for ext in self.extensions

if ext.name not in disabled_module_list]

# move ctypes to the end, it depends on other modules

ext_map = dict((ext.name, i) for i, ext in enumerate(extensions))

if "_ctypes" in ext_map:

ctypes = extensions.pop(ext_map["_ctypes"])

extensions.append(ctypes)

self.extensions = extensions

# Fix up the autodetected modules, prefixing all the source files

# with Modules/.

srcdir = sysconfig.get_config_var('srcdir')

if not srcdir:

# Maybe running on Windows but not using CYGWIN?

raise ValueError("No source directory; cannot proceed.")

srcdir = os.path.abspath(srcdir)

moddirlist = [os.path.join(srcdir, 'Modules')]

# Fix up the paths for scripts, too

self.distribution.scripts = [os.path.join(srcdir, filename)

for filename in self.distribution.scripts]

# Python header files

headers = [sysconfig.get_config_h_filename()]

headers += glob(os.path.join(sysconfig.get_path('include'), "*.h"))

# The sysconfig variable built by makesetup, listing the already

# built modules as configured by the Setup files.

modnames = sysconfig.get_config_var('MODNAMES').split()

removed_modules = []

for ext in self.extensions:

ext.sources = [ find_module_file(filename, moddirlist)

for filename in ext.sources ]

if ext.depends is not None:

ext.depends = [find_module_file(filename, moddirlist)

for filename in ext.depends]

else:

ext.depends = []

# re-compile extensions if a header file has been changed

ext.depends.extend(headers)

# If a module has already been built by the Makefile,

# don't build it here.

if ext.name in modnames:

removed_modules.append(ext)

if removed_modules:

self.extensions = [x for x in self.extensions if x not in

removed_modules]

# When you run "make CC=altcc" or something similar, you really want

# those environment variables passed into the setup.py phase. Here's

# a small set of useful ones.

compiler = os.environ.get('CC')

args = {}

# unfortunately, distutils doesn't let us provide separate C and C++

# compilers

if compiler is not None:

(ccshared,cflags) = sysconfig.get_config_vars('CCSHARED','CFLAGS')

args['compiler_so'] = compiler + ' ' + ccshared + ' ' + cflags

self.compiler.set_executables(**args)

build_ext.build_extensions(self)

for ext in self.extensions:

self.check_extension_import(ext)

longest = max([len(e.name) for e in self.extensions], default=0)

if self.failed or self.failed_on_import:

all_failed = self.failed + self.failed_on_import

longest = max(longest, max([len(name) for name in all_failed]))

def print_three_column(lst):

lst.sort(key=str.lower)

# guarantee zip() doesn't drop anything

while len(lst) % 3:

lst.append("")

for e, f, g in zip(lst[::3], lst[1::3], lst[2::3]):

print("%-*s %-*s %-*s" % (longest, e, longest, f,

longest, g))

if missing:

print()

print("Python build finished successfully!")

print("The necessary bits to build these optional modules were not "

"found:")

print_three_column(missing)

print("To find the necessary bits, look in setup.py in"

" detect_modules() for the module's name.")

print()

if removed_modules:

print("The following modules found by detect_modules() in"

" setup.py, have been")

print("built by the Makefile instead, as configured by the"

" Setup files:")

print_three_column([ext.name for ext in removed_modules])

if self.failed:

failed = self.failed[:]

print()

print("Failed to build these modules:")

print_three_column(failed)

print()

if self.failed_on_import:

failed = self.failed_on_import[:]

print()

print("Following modules built successfully"

" but were removed because they could not be imported:")

print_three_column(failed)

print()

def build_extension(self, ext):

if ext.name == '_ctypes':

if not self.configure_ctypes(ext):

return

try:

build_ext.build_extension(self, ext)

except (CCompilerError, DistutilsError) as why:

self.announce('WARNING: building of extension "%s" failed: %s' %

(ext.name, sys.exc_info()[1]))

self.failed.append(ext.name)

return

def check_extension_import(self, ext):

# Don't try to import an extension that has failed to compile

if ext.name in self.failed:

self.announce(

'WARNING: skipping import check for failed build "%s"' %

ext.name, level=1)

return

# Workaround for Mac OS X: The Carbon-based modules cannot be

# reliably imported into a command-line Python

if 'Carbon' in ext.extra_link_args:

self.announce(

'WARNING: skipping import check for Carbon-based "%s"' %

ext.name)

return

if host_platform == 'darwin' and (

sys.maxsize > 2**32 and '-arch' in ext.extra_link_args):

# Don't bother doing an import check when an extension was

# build with an explicit '-arch' flag on OSX. That's currently

# only used to build 32-bit only extensions in a 4-way

# universal build and loading 32-bit code into a 64-bit

# process will fail.

self.announce(

'WARNING: skipping import check for "%s"' %

ext.name)

return

# Workaround for Cygwin: Cygwin currently has fork issues when many

# modules have been imported

if host_platform == 'cygwin':

self.announce('WARNING: skipping import check for Cygwin-based "%s"'

% ext.name)

return

ext_filename = os.path.join(

self.build_lib,

self.get_ext_filename(self.get_ext_fullname(ext.name)))

# If the build directory didn't exist when setup.py was

# started, sys.path_importer_cache has a negative result

# cached. Clear that cache before trying to import.

sys.path_importer_cache.clear()

# Don't try to load extensions for cross builds

if cross_compiling:

return

loader = importlib.machinery.ExtensionFileLoader(ext.name, ext_filename)

spec = importlib.util.spec_from_file_location(ext.name, ext_filename,

loader=loader)

try:

importlib._bootstrap._load(spec)

except ImportError as why:

self.failed_on_import.append(ext.name)

self.announce('*** WARNING: renaming "%s" since importing it'

' failed: %s' % (ext.name, why), level=3)

assert not self.inplace

basename, tail = os.path.splitext(ext_filename)

newname = basename + "_failed" + tail

if os.path.exists(newname):

os.remove(newname)

os.rename(ext_filename, newname)

except:

exc_type, why, tb = sys.exc_info()

self.announce('*** WARNING: importing extension "%s" '

'failed with %s: %s' % (ext.name, exc_type, why),

level=3)

self.failed.append(ext.name)

def add_multiarch_paths(self):

# Debian/Ubuntu multiarch support.

# https://wiki.ubuntu.com/MultiarchSpec

cc = sysconfig.get_config_var('CC')

tmpfile = os.path.join(self.build_temp, 'multiarch')

if not os.path.exists(self.build_temp):

os.makedirs(self.build_temp)

ret = os.system(

'%s -print-multiarch > %s 2> /dev/null' % (cc, tmpfile))

multiarch_path_component = ''

try:

if ret >> 8 == 0:

with open(tmpfile) as fp:

multiarch_path_component = fp.readline().strip()

finally:

os.unlink(tmpfile)

if multiarch_path_component != '':

add_dir_to_list(self.compiler.library_dirs,

'/usr/lib/' + multiarch_path_component)

add_dir_to_list(self.compiler.include_dirs,

'/usr/include/' + multiarch_path_component)

return

if not find_executable('dpkg-architecture'):

return

opt = ''

if cross_compiling:

opt = '-t' + sysconfig.get_config_var('HOST_GNU_TYPE')

tmpfile = os.path.join(self.build_temp, 'multiarch')

if not os.path.exists(self.build_temp):

os.makedirs(self.build_temp)

ret = os.system(

'dpkg-architecture %s -qDEB_HOST_MULTIARCH > %s 2> /dev/null' %

(opt, tmpfile))

try:

if ret >> 8 == 0:

with open(tmpfile) as fp:

multiarch_path_component = fp.readline().strip()

add_dir_to_list(self.compiler.library_dirs,

'/usr/lib/' + multiarch_path_component)

add_dir_to_list(self.compiler.include_dirs,

'/usr/include/' + multiarch_path_component)

finally:

os.unlink(tmpfile)

def add_gcc_paths(self):

gcc = sysconfig.get_config_var('CC')

tmpfile = os.path.join(self.build_temp, 'gccpaths')

if not os.path.exists(self.build_temp):

os.makedirs(self.build_temp)

ret = os.system('%s -E -v - </dev/null 2>%s 1>/dev/null' % (gcc, tmpfile))

is_gcc = False

in_incdirs = False

inc_dirs = []

lib_dirs = []

try:

if ret >> 8 == 0:

with open(tmpfile) as fp:

for line in fp.readlines():

if line.startswith("gcc version"):

is_gcc = True

elif line.startswith("#include <...>"):

in_incdirs = True

elif line.startswith("End of search list"):

in_incdirs = False

elif is_gcc and line.startswith("LIBRARY_PATH"):

for d in line.strip().split("=")[1].split(":"):

d = os.path.normpath(d)

if '/gcc/' not in d:

add_dir_to_list(self.compiler.library_dirs,

elif is_gcc and in_incdirs and '/gcc/' not in line:

add_dir_to_list(self.compiler.include_dirs,

line.strip())

finally:

os.unlink(tmpfile)

def detect_math_libs(self):

# Check for MacOS X, which doesn't need libm.a at all

if host_platform == 'darwin':

return []

else:

return ['m']

def detect_modules(self):

# Ensure that /usr/local is always used, but the local build

# directories (i.e. '.' and 'Include') must be first. See issue

# 10520.

if not cross_compiling:

add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib')

add_dir_to_list(self.compiler.include_dirs, '/usr/local/include')

# only change this for cross builds for 3.3, issues on Mageia

if cross_compiling:

self.add_gcc_paths()

self.add_multiarch_paths()

# Add paths specified in the environment variables LDFLAGS and

# CPPFLAGS for header and library files.

# We must get the values from the Makefile and not the environment

# directly since an inconsistently reproducible issue comes up where

# the environment variable is not set even though the value were passed

# into configure and stored in the Makefile (issue found on OS X 10.3).

for env_var, arg_name, dir_list in (

('LDFLAGS', '-R', self.compiler.runtime_library_dirs),

('LDFLAGS', '-L', self.compiler.library_dirs),

('CPPFLAGS', '-I', self.compiler.include_dirs)):

env_val = sysconfig.get_config_var(env_var)

if env_val:

# To prevent optparse from raising an exception about any

# options in env_val that it doesn't know about we strip out

# all double dashes and any dashes followed by a character

# that is not for the option we are dealing with.

# Please note that order of the regex is important! We must

# strip out double-dashes first so that we don't end up with

# substituting "--Long" to "-Long" and thus lead to "ong" being

# used for a library directory.

env_val = re.sub(r'(^|\s+)-(-|(?!%s))' % arg_name[1],

' ', env_val)

parser = optparse.OptionParser()

# Make sure that allowing args interspersed with options is

# allowed

parser.allow_interspersed_args = True

parser.error = lambda msg: None

parser.add_option(arg_name, dest="dirs", action="append")

options = parser.parse_args(env_val.split())[0]

if options.dirs:

for directory in reversed(options.dirs):

add_dir_to_list(dir_list, directory)

if os.path.normpath(sys.base_prefix) != '/usr' \

and not sysconfig.get_config_var('PYTHONFRAMEWORK'):

# OSX note: Don't add LIBDIR and INCLUDEDIR to building a framework

# (PYTHONFRAMEWORK is set) to avoid # linking problems when

# building a framework with different architectures than

# the one that is currently installed (issue #7473)

add_dir_to_list(self.compiler.library_dirs,

sysconfig.get_config_var("LIBDIR"))

add_dir_to_list(self.compiler.include_dirs,

sysconfig.get_config_var("INCLUDEDIR"))

# lib_dirs and inc_dirs are used to search for files;

# if a file is found in one of those directories, it can

# be assumed that no additional -I,-L directives are needed.

if not cross_compiling:

lib_dirs = self.compiler.library_dirs + [

'/lib64', '/usr/lib64',

'/lib', '/usr/lib',

]

inc_dirs = self.compiler.include_dirs + ['/usr/include']

else:

lib_dirs = self.compiler.library_dirs[:]

inc_dirs = self.compiler.include_dirs[:]

exts = []

missing = []

config_h = sysconfig.get_config_h_filename()

with open(config_h) as file:

config_h_vars = sysconfig.parse_config_h(file)

srcdir = sysconfig.get_config_var('srcdir')

# OSF/1 and Unixware have some stuff in /usr/ccs/lib (like -ldb)

if host_platform in ['osf1', 'unixware7', 'openunix8']:

lib_dirs += ['/usr/ccs/lib']

# HP-UX11iv3 keeps files in lib/hpux folders.

if host_platform == 'hp-ux11':

lib_dirs += ['/usr/lib/hpux64', '/usr/lib/hpux32']

if host_platform == 'darwin':

# This should work on any unixy platform ;-)

# If the user has bothered specifying additional -I and -L flags

# in OPT and LDFLAGS we might as well use them here.

# NOTE: using shlex.split would technically be more correct, but

# also gives a bootstrap problem. Let's hope nobody uses

# directories with whitespace in the name to store libraries.

cflags, ldflags = sysconfig.get_config_vars(

'CFLAGS', 'LDFLAGS')

for item in cflags.split():

if item.startswith('-I'):

inc_dirs.append(item[2:])

for item in ldflags.split():

if item.startswith('-L'):

lib_dirs.append(item[2:])

math_libs = self.detect_math_libs()

# XXX Omitted modules: gl, pure, dl, SGI-specific modules

# The following modules are all pretty straightforward, and compile

# on pretty much any POSIXish platform.

# array objects

exts.append( Extension('array', ['arraymodule.c']) )

shared_math = 'Modules/_math.o'

# complex math library functions

exts.append( Extension('cmath', ['cmathmodule.c'],

extra_objects=[shared_math],

depends=['_math.h', shared_math],

libraries=math_libs) )

# math library functions, e.g. sin()

exts.append( Extension('math', ['mathmodule.c'],

extra_objects=[shared_math],

depends=['_math.h', shared_math],

libraries=math_libs) )

# time libraries: librt may be needed for clock_gettime()

time_libs = []

lib = sysconfig.get_config_var('TIMEMODULE_LIB')

if lib:

time_libs.append(lib)

# time operations and variables

exts.append( Extension('time', ['timemodule.c'],

libraries=time_libs) )

# math_libs is needed by delta_new() that uses round() and by accum()

# that uses modf().

exts.append( Extension('_datetime', ['_datetimemodule.c'],

libraries=math_libs) )

# random number generator implemented in C

exts.append( Extension("_random", ["_randommodule.c"]) )

# bisect

exts.append( Extension("_bisect", ["_bisectmodule.c"]) )

# heapq

exts.append( Extension("_heapq", ["_heapqmodule.c"]) )

# C-optimized pickle replacement

exts.append( Extension("_pickle", ["_pickle.c"]) )

# atexit

exts.append( Extension("atexit", ["atexitmodule.c"]) )

# _json speedups

exts.append( Extension("_json", ["_json.c"]) )

# Python C API test module

exts.append( Extension('_testcapi', ['_testcapimodule.c'],

depends=['testcapi_long.h']) )

# Python PEP-3118 (buffer protocol) test module

exts.append( Extension('_testbuffer', ['_testbuffer.c']) )

# Test loading multiple modules from one compiled file (http://bugs.python.org/issue16421)

exts.append( Extension('_testimportmultiple', ['_testimportmultiple.c']) )

# Test multi-phase extension module init (PEP 489)

exts.append( Extension('_testmultiphase', ['_testmultiphase.c']) )

# profiler (_lsprof is for cProfile.py)

exts.append( Extension('_lsprof', ['_lsprof.c', 'rotatingtree.c']) )

# static Unicode character database

exts.append( Extension('unicodedata', ['unicodedata.c'],

depends=['unicodedata_db.h', 'unicodename_db.h']) )

# _opcode module

exts.append( Extension('_opcode', ['_opcode.c']) )

# asyncio speedups

exts.append( Extension("_asyncio", ["_asynciomodule.c"]) )

# Modules with some UNIX dependencies -- on by default:

# (If you have a really backward UNIX, select and socket may not be

# supported...)

# fcntl(2) and ioctl(2)

libs = []

if (config_h_vars.get('FLOCK_NEEDS_LIBBSD', False)):

# May be necessary on AIX for flock function

libs = ['bsd']

exts.append( Extension('fcntl', ['fcntlmodule.c'], libraries=libs) )

# pwd(3)

exts.append( Extension('pwd', ['pwdmodule.c']) )

# grp(3)

exts.append( Extension('grp', ['grpmodule.c']) )

# spwd, shadow passwords

if (config_h_vars.get('HAVE_GETSPNAM', False) or

config_h_vars.get('HAVE_GETSPENT', False)):

exts.append( Extension('spwd', ['spwdmodule.c']) )

else:

missing.append('spwd')

# select(2); not on ancient System V

exts.append( Extension('select', ['selectmodule.c']) )

# Fred Drake's interface to the Python parser

exts.append( Extension('parser', ['parsermodule.c']) )

# Memory-mapped files (also works on Win32).

exts.append( Extension('mmap', ['mmapmodule.c']) )

# Lance Ellinghaus's syslog module

# syslog daemon interface

exts.append( Extension('syslog', ['syslogmodule.c']) )

# Here ends the simple stuff. From here on, modules need certain

# libraries, are platform-specific, or present other surprises.

# Multimedia modules

# These don't work for 64-bit platforms!!!

# These represent audio samples or images as strings:

# Operations on audio samples

# According to #993173, this one should actually work fine on

# 64-bit platforms.

# audioop needs math_libs for floor() in multiple functions.

exts.append( Extension('audioop', ['audioop.c'],

libraries=math_libs) )

# readline

do_readline = self.compiler.find_library_file(lib_dirs, 'readline')

readline_termcap_library = ""

curses_library = ""

# Cannot use os.popen here in py3k.

tmpfile = os.path.join(self.build_temp, 'readline_termcap_lib')

if not os.path.exists(self.build_temp):

os.makedirs(self.build_temp)

# Determine if readline is already linked against curses or tinfo.

if do_readline:

if cross_compiling:

ret = os.system("%s -d %s | grep '(NEEDED)' > %s" \

% (sysconfig.get_config_var('READELF'),

do_readline, tmpfile))

elif find_executable('ldd'):

ret = os.system("ldd %s > %s" % (do_readline, tmpfile))

else:

ret = 256

if ret >> 8 == 0:

with open(tmpfile) as fp:

for ln in fp:

if 'curses' in ln:

readline_termcap_library = re.sub(

r'.*lib(n?cursesw?)\.so.*', r'\1', ln

).rstrip()

break

# termcap interface split out from ncurses

if 'tinfo' in ln:

readline_termcap_library = 'tinfo'

break

if os.path.exists(tmpfile):

os.unlink(tmpfile)

# Issue 7384: If readline is already linked against curses,

# use the same library for the readline and curses modules.

if 'curses' in readline_termcap_library:

curses_library = readline_termcap_library

elif self.compiler.find_library_file(lib_dirs, 'ncursesw'):

curses_library = 'ncursesw'

elif self.compiler.find_library_file(lib_dirs, 'ncurses'):

curses_library = 'ncurses'

elif self.compiler.find_library_file(lib_dirs, 'curses'):

curses_library = 'curses'

if host_platform == 'darwin':

os_release = int(os.uname()[2].split('.')[0])

dep_target = sysconfig.get_config_var('MACOSX_DEPLOYMENT_TARGET')

if (dep_target and

(tuple(int(n) for n in dep_target.split('.')[0:2])

< (10, 5) ) ):

os_release = 8

if os_release < 9:

# MacOSX 10.4 has a broken readline. Don't try to build

# the readline module unless the user has installed a fixed

# readline package

if find_file('readline/rlconf.h', inc_dirs, []) is None:

do_readline = False

if do_readline:

if host_platform == 'darwin' and os_release < 9:

# In every directory on the search path search for a dynamic

# library and then a static library, instead of first looking

# for dynamic libraries on the entire path.

# This way a statically linked custom readline gets picked up

# before the (possibly broken) dynamic library in /usr/lib.

readline_extra_link_args = ('-Wl,-search_paths_first',)

else:

readline_extra_link_args = ()

readline_libs = ['readline']

if readline_termcap_library:

pass # Issue 7384: Already linked against curses or tinfo.

elif curses_library:

readline_libs.append(curses_library)

elif self.compiler.find_library_file(lib_dirs +

['/usr/lib/termcap'],

'termcap'):

readline_libs.append('termcap')

exts.append( Extension('readline', ['readline.c'],

library_dirs=['/usr/lib/termcap'],

extra_link_args=readline_extra_link_args,

libraries=readline_libs) )

else:

missing.append('readline')

# crypt module.

if self.compiler.find_library_file(lib_dirs, 'crypt'):

libs = ['crypt']

else:

libs = []

exts.append( Extension('_crypt', ['_cryptmodule.c'], libraries=libs) )

# CSV files

exts.append( Extension('_csv', ['_csv.c']) )

# POSIX subprocess module helper.

exts.append( Extension('_posixsubprocess', ['_posixsubprocess.c']) )

# socket(2)

exts.append( Extension('_socket', ['socketmodule.c'],

depends = ['socketmodule.h']) )

# Detect SSL support for the socket module (via _ssl)

search_for_ssl_incs_in = [

'/usr/local/ssl/include',

'/usr/contrib/ssl/include/'

]

ssl_incs = find_file('openssl/ssl.h', inc_dirs,

search_for_ssl_incs_in

)

if ssl_incs is not None:

krb5_h = find_file('krb5.h', inc_dirs,

['/usr/kerberos/include'])

if krb5_h:

ssl_incs += krb5_h

ssl_libs = find_library_file(self.compiler, 'ssl',lib_dirs,

['/usr/local/ssl/lib',

'/usr/contrib/ssl/lib/'

] )

if (ssl_incs is not None and

ssl_libs is not None):

exts.append( Extension('_ssl', ['_ssl.c'],

include_dirs = ssl_incs,

library_dirs = ssl_libs,

libraries = ['ssl', 'crypto'],

depends = ['socketmodule.h']), )

else:

missing.append('_ssl')

# find out which version of OpenSSL we have

openssl_ver = 0

openssl_ver_re = re.compile(

r'^\s*#\s*define\s+OPENSSL_VERSION_NUMBER\s+(0x[0-9a-fA-F]+)' )

# look for the openssl version header on the compiler search path.

opensslv_h = find_file('openssl/opensslv.h', [],

inc_dirs + search_for_ssl_incs_in)

if opensslv_h:

name = os.path.join(opensslv_h[0], 'openssl/opensslv.h')

if host_platform == 'darwin' and is_macosx_sdk_path(name):

name = os.path.join(macosx_sdk_root(), name[1:])

try:

with open(name, 'r') as incfile:

for line in incfile:

m = openssl_ver_re.match(line)

if m:

openssl_ver = int(m.group(1), 16)

break

except IOError as msg:

print("IOError while reading opensshv.h:", msg)

#print('openssl_ver = 0x%08x' % openssl_ver)

min_openssl_ver = 0x00907000

have_any_openssl = ssl_incs is not None and ssl_libs is not None

have_usable_openssl = (have_any_openssl and

openssl_ver >= min_openssl_ver)

if have_any_openssl:

if have_usable_openssl:

# The _hashlib module wraps optimized implementations

# of hash functions from the OpenSSL library.

exts.append( Extension('_hashlib', ['_hashopenssl.c'],

depends = ['hashlib.h'],

include_dirs = ssl_incs,

library_dirs = ssl_libs,

libraries = ['ssl', 'crypto']) )

else:

print("warning: openssl 0x%08x is too old for _hashlib" %

openssl_ver)

missing.append('_hashlib')

# We always compile these even when OpenSSL is available (issue #14693).

# It's harmless and the object code is tiny (40-50 KB per module,

# only loaded when actually used).

exts.append( Extension('_sha256', ['sha256module.c'],

depends=['hashlib.h']) )

exts.append( Extension('_sha512', ['sha512module.c'],

depends=['hashlib.h']) )

exts.append( Extension('_md5', ['md5module.c'],

depends=['hashlib.h']) )

exts.append( Extension('_sha1', ['sha1module.c'],

depends=['hashlib.h']) )

blake2_deps = glob(os.path.join(os.getcwd(), srcdir,

'Modules/_blake2/impl/*'))

blake2_deps.append('hashlib.h')

blake2_macros = []

if not cross_compiling and os.uname().machine == "x86_64":

# Every x86_64 machine has at least SSE2.

blake2_macros.append(('BLAKE2_USE_SSE', '1'))

exts.append( Extension('_blake2',

['_blake2/blake2module.c',

'_blake2/blake2b_impl.c',

'_blake2/blake2s_impl.c'],

define_macros=blake2_macros,

depends=blake2_deps) )

sha3_deps = glob(os.path.join(os.getcwd(), srcdir,

'Modules/_sha3/kcp/*'))

sha3_deps.append('hashlib.h')

exts.append( Extension('_sha3',

['_sha3/sha3module.c'],

depends=sha3_deps))

# Modules that provide persistent dictionary-like semantics. You will

# probably want to arrange for at least one of them to be available on

# your machine, though none are defined by default because of library

# dependencies. The Python module dbm/__init__.py provides an

# implementation independent wrapper for these; dbm/dumb.py provides

# similar functionality (but slower of course) implemented in Python.

# Sleepycat^WOracle Berkeley DB interface.

# http://www.oracle.com/database/berkeley-db/db/index.html

# This requires the Sleepycat^WOracle DB code. The supported versions

# are set below. Visit the URL above to download

# a release. Most open source OSes come with one or more

# versions of BerkeleyDB already installed.

max_db_ver = (5, 3)

min_db_ver = (3, 3)

db_setup_debug = False # verbose debug prints from this script?

def allow_db_ver(db_ver):

"""Returns a boolean if the given BerkeleyDB version is acceptable.

Args:

db_ver: A tuple of the version to verify.

"""

if not (min_db_ver <= db_ver <= max_db_ver):

return False

return True

def gen_db_minor_ver_nums(major):

if major == 4:

for x in range(max_db_ver[1]+1):

if allow_db_ver((4, x)):

yield x

elif major == 3:

for x in (3,):

if allow_db_ver((3, x)):

yield x

else:

raise ValueError("unknown major BerkeleyDB version", major)

# construct a list of paths to look for the header file in on

# top of the normal inc_dirs.

db_inc_paths = [

'/usr/include/db4',

'/usr/local/include/db4',

'/opt/sfw/include/db4',

'/usr/include/db3',

'/usr/local/include/db3',

'/opt/sfw/include/db3',

# Fink defaults (http://fink.sourceforge.net/)

'/sw/include/db4',

'/sw/include/db3',

]

# 4.x minor number specific paths

for x in gen_db_minor_ver_nums(4):

db_inc_paths.append('/usr/include/db4%d' % x)

db_inc_paths.append('/usr/include/db4.%d' % x)

db_inc_paths.append('/usr/local/BerkeleyDB.4.%d/include' % x)

db_inc_paths.append('/usr/local/include/db4%d' % x)

db_inc_paths.append('/pkg/db-4.%d/include' % x)

db_inc_paths.append('/opt/db-4.%d/include' % x)

# MacPorts default (http://www.macports.org/)

db_inc_paths.append('/opt/local/include/db4%d' % x)

# 3.x minor number specific paths

for x in gen_db_minor_ver_nums(3):

db_inc_paths.append('/usr/include/db3%d' % x)

db_inc_paths.append('/usr/local/BerkeleyDB.3.%d/include' % x)

db_inc_paths.append('/usr/local/include/db3%d' % x)

db_inc_paths.append('/pkg/db-3.%d/include' % x)

db_inc_paths.append('/opt/db-3.%d/include' % x)

if cross_compiling:

db_inc_paths = []

# Add some common subdirectories for Sleepycat DB to the list,

# based on the standard include directories. This way DB3/4 gets

# picked up when it is installed in a non-standard prefix and

# the user has added that prefix into inc_dirs.

std_variants = []

for dn in inc_dirs:

std_variants.append(os.path.join(dn, 'db3'))

std_variants.append(os.path.join(dn, 'db4'))

for x in gen_db_minor_ver_nums(4):

View remainder of file in raw view

cpython/setup.py at e13c3201fb66c4c211b4ebb7604d1435bedc1015 · python-emscripten/cpython · GitHub

Repository navigation

Expand file tree

Breadcrumbs

setup.py

Latest commit

History

Breadcrumbs

setup.py

File metadata and controls