moz.configure

   1 # -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
   2 # vim: set filetype=python:
   3 # This Source Code Form is subject to the terms of the Mozilla Public
   4 # License, v. 2.0. If a copy of the MPL was not distributed with this
   5 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   6
   7 include("build/moz.configure/init.configure")
   8
   9 # Note:
  10 # - Gecko-specific options and rules should go in toolkit/moz.configure.
  11 # - Firefox-specific options and rules should go in browser/moz.configure.
  12 # - Fennec-specific options and rules should go in
  13 #   mobile/android/moz.configure.
  14 # - Spidermonkey-specific options and rules should go in js/moz.configure.
  15 # - etc.
  16
  17 option(
  18     "--enable-artifact-builds",
  19     env="MOZ_ARTIFACT_BUILDS",
  20     help="Download and use prebuilt binary artifacts.",
  21 )
  22
  23
  24 @depends("--enable-artifact-builds")
  25 def artifact_builds(value):
  26     if value:
  27         return True
  28
  29
  30 set_config("MOZ_ARTIFACT_BUILDS", artifact_builds)
  31
  32 imply_option(
  33     "--enable-artifact-build-symbols",
  34     depends(artifact_builds)(lambda v: False if v is None else None),
  35     reason="--disable-artifact-builds",
  36 )
  37
  38 option(
  39     "--enable-artifact-build-symbols",
  40     nargs="?",
  41     choices=("full",),
  42     help="Download symbols when artifact builds are enabled.",
  43 )
  44
  45
  46 @depends("--enable-artifact-build-symbols", "MOZ_AUTOMATION", target)
  47 def enable_artifact_build_symbols(value, automation, target):
  48     if len(value):
  49         return value[0]
  50     if bool(value):
  51         if target.os == "Android" and not automation:
  52             return "full"
  53         return True
  54     return None
  55
  56
  57 set_config("MOZ_ARTIFACT_BUILD_SYMBOLS", enable_artifact_build_symbols)
  58
  59
  60 @depends("--enable-artifact-builds")
  61 def imply_disable_compile_environment(value):
  62     if value:
  63         return False
  64
  65
  66 option(
  67     env="MOZ_COPY_PDBS",
  68     help="For builds that do not support symbols in the normal fashion,"
  69     " generate and copy them into the resulting build archive.",
  70 )
  71
  72 set_config("MOZ_COPY_PDBS", depends_if("MOZ_COPY_PDBS")(lambda _: True))
  73
  74 imply_option("--enable-compile-environment", imply_disable_compile_environment)
  75
  76 option("--disable-compile-environment", help="Disable compiler/library checks")
  77
  78
  79 @depends("--disable-compile-environment")
  80 def compile_environment(compile_env):
  81     if compile_env:
  82         return True
  83
  84
  85 set_config("COMPILE_ENVIRONMENT", compile_environment)
  86 add_old_configure_assignment("COMPILE_ENVIRONMENT", compile_environment)
  87
  88 option("--disable-tests", help="Do not build test libraries & programs")
  89
  90
  91 @depends("--disable-tests")
  92 def enable_tests(value):
  93     if value:
  94         return True
  95
  96
  97 set_config("ENABLE_TESTS", enable_tests)
  98 set_define("ENABLE_TESTS", enable_tests)
  99
 100
 101 @depends(enable_tests)
 102 def gtest_has_rtti(value):
 103     if value:
 104         return "0"
 105
 106
 107 set_define("GTEST_HAS_RTTI", gtest_has_rtti)
 108
 109
 110 @depends(target, enable_tests)
 111 def linux_gtest_defines(target, enable_tests):
 112     if enable_tests and target.os == "Android":
 113         return namespace(os_linux_android=True, use_own_tr1_tuple=True, has_clone="0")
 114
 115
 116 set_define("GTEST_OS_LINUX_ANDROID", linux_gtest_defines.os_linux_android)
 117 set_define("GTEST_USE_OWN_TR1_TUPLE", linux_gtest_defines.use_own_tr1_tuple)
 118 set_define("GTEST_HAS_CLONE", linux_gtest_defines.has_clone)
 119
 120 option(
 121     "--enable-debug",
 122     nargs="?",
 123     help="Enable building with developer debug info "
 124     "(using the given compiler flags).",
 125 )
 126
 127
 128 @depends("--enable-debug")
 129 def moz_debug(debug):
 130     if debug:
 131         return bool(debug)
 132
 133
 134 set_config("MOZ_DEBUG", moz_debug)
 135 set_define("MOZ_DEBUG", moz_debug)
 136 # Override any value MOZ_DEBUG may have from the environment when passing it
 137 # down to old-configure.
 138 add_old_configure_assignment("MOZ_DEBUG", depends("--enable-debug")(lambda x: bool(x)))
 139
 140 option(
 141     "--with-debug-label",
 142     nargs="+",
 143     help="Debug DEBUG_<value> for each comma-separated value given",
 144 )
 145
 146
 147 @depends(moz_debug, "--with-debug-label")
 148 def debug_defines(debug, labels):
 149     if debug:
 150         return ["DEBUG"] + ["DEBUG_%s" % label for label in labels]
 151     return ["NDEBUG", "TRIMMED"]
 152
 153
 154 set_config("MOZ_DEBUG_DEFINES", debug_defines)
 155
 156 option(
 157     "--enable-rust-debug",
 158     default=depends(when="--enable-debug")(lambda: True),
 159     help="{Build|Do not build} Rust code with debug assertions turned " "on.",
 160 )
 161
 162
 163 @depends(when="--enable-rust-debug")
 164 def debug_rust():
 165     return True
 166
 167
 168 set_config("MOZ_DEBUG_RUST", debug_rust)
 169 set_define("MOZ_DEBUG_RUST", debug_rust)
 170
 171 option(env="MOZ_PGO", help="Build with profile guided optimizations")
 172
 173 set_config("MOZ_PGO", depends("MOZ_PGO")(lambda x: bool(x)))
 174
 175
 176 imply_option("--enable-release", mozilla_official)
 177 imply_option("--enable-release", depends_if("MOZ_AUTOMATION")(lambda x: True))
 178
 179 option(
 180     "--enable-release",
 181     default=milestone.is_release_or_beta,
 182     help="{Build|Do not build} with more conservative, release "
 183     "engineering-oriented options.{ This may slow down builds.|}",
 184 )
 185
 186
 187 @depends("--enable-release")
 188 def developer_options(value):
 189     if not value:
 190         return True
 191
 192
 193 add_old_configure_assignment("DEVELOPER_OPTIONS", developer_options)
 194 set_config("DEVELOPER_OPTIONS", developer_options)
 195
 196
 197 option(
 198     env="MOZ_FETCHES_DIR",
 199     nargs=1,
 200     when="MOZ_AUTOMATION",
 201     help="Directory containing fetched artifacts",
 202 )
 203
 204
 205 @depends("MOZ_FETCHES_DIR", when="MOZ_AUTOMATION")
 206 def moz_fetches_dir(value):
 207     if value:
 208         return value[0]
 209
 210
 211 @depends(host, milestone.is_nightly, "MOZ_AUTOMATION")
 212 def bootstrap_default(host, is_nightly, automation):
 213     if automation:
 214         return False
 215     if host.cpu == "aarch64" and host.os == "OSX" and is_nightly:
 216         return True
 217
 218
 219 option(
 220     "--enable-bootstrap",
 221     default=bootstrap_default,
 222     help="{Automatically bootstrap or update some toolchains|Disable bootstrap or update of toolchains}",
 223 )
 224
 225
 226 @depends(developer_options, "--enable-bootstrap", moz_fetches_dir)
 227 def bootstrap_search_path_order(developer_options, bootstrap, moz_fetches_dir):
 228     if moz_fetches_dir:
 229         log.debug("Prioritizing MOZ_FETCHES_DIR in toolchain path.")
 230         return "prepend"
 231
 232     if bootstrap:
 233         log.debug(
 234             "Prioritizing mozbuild state dir in toolchain paths because "
 235             "bootstrap mode is enabled."
 236         )
 237         return "prepend"
 238
 239     if developer_options:
 240         log.debug(
 241             "Prioritizing mozbuild state dir in toolchain paths because "
 242             "you are not building in release mode."
 243         )
 244         return "prepend"
 245
 246     log.debug(
 247         "Prioritizing system over mozbuild state dir in "
 248         "toolchain paths because you are building in "
 249         "release mode."
 250     )
 251     return "append"
 252
 253
 254 toolchains_base_dir = moz_fetches_dir | mozbuild_state_path
 255
 256
 257 @dependable
 258 @imports("os")
 259 @imports(_from="os", _import="environ")
 260 def original_path():
 261     return environ["PATH"].split(os.pathsep)
 262
 263
 264 @template
 265 def bootstrap_toolchain_tasks(host_or_target):
 266     @depends(host_or_target, when="--enable-bootstrap")
 267     @imports("os")
 268     @imports(_from="mozbuild.toolchains", _import="toolchain_task_definitions")
 269     @imports(_from="__builtin__", _import="Exception")
 270     def bootstrap_toolchain_tasks(host_or_target):
 271         prefix = {
 272             ("x86", "GNU", "Linux"): "linux32",
 273             ("x86_64", "GNU", "Linux"): "linux64",
 274             ("aarch64", "GNU", "Linux"): "linux64-aarch64",
 275             ("x86_64", "OSX", "Darwin"): "macosx64",
 276             ("aarch64", "OSX", "Darwin"): "macosx64-aarch64",
 277             ("x86_64", "WINNT", "WINNT"): "win64",
 278         }.get((host_or_target.cpu, host_or_target.os, host_or_target.kernel))
 279         if prefix:
 280             try:
 281                 return namespace(prefix=prefix, tasks=toolchain_task_definitions())
 282             except Exception:
 283                 return None
 284
 285     return bootstrap_toolchain_tasks
 286
 287
 288 host_bootstrap_toolchain_tasks = bootstrap_toolchain_tasks(host)
 289 target_bootstrap_toolchain_tasks = bootstrap_toolchain_tasks(target)
 290
 291
 292 @template
 293 def bootstrap_path(path, **kwargs):
 294     when = kwargs.pop("when", None)
 295     context = kwargs.pop("context", host)
 296     if kwargs:
 297         configure_error(
 298             "bootstrap_path only takes `when` or `context` as keyword arguments"
 299         )
 300
 301     path_parts = path.split("/")
 302     bootstrap_toolchain_tasks = {
 303         host: host_bootstrap_toolchain_tasks,
 304         target: target_bootstrap_toolchain_tasks,
 305     }[context]
 306
 307     @depends(
 308         "--enable-bootstrap",
 309         toolchains_base_dir,
 310         bootstrap_toolchain_tasks,
 311         shell,
 312         check_build_environment,
 313         when=when,
 314     )
 315     @imports("os")
 316     @imports("subprocess")
 317     @imports(_from="mozbuild.util", _import="ensureParentDir")
 318     @imports(_from="__builtin__", _import="open")
 319     @imports(_from="__builtin__", _import="Exception")
 320     def bootstrap_path(bootstrap, toolchains_base_dir, tasks, shell, build_env):
 321         def try_bootstrap(exists):
 322             if not tasks:
 323                 return False
 324             label = "toolchain-{}-{}".format(
 325                 tasks.prefix, path_parts[0].replace("_", "-")
 326             )
 327             task = tasks.tasks.get(label)
 328             if not task:
 329                 return False
 330             task_index = task.optimization.get("index-search")
 331             if not task_index:
 332                 return False
 333             task_index = task_index[0].split(".")[-1]
 334             artifact = task.attributes["toolchain-artifact"]
 335             # `mach artifact toolchain` doesn't support authentication for
 336             # private artifacts.
 337             if not artifact.startswith("public/"):
 338                 return False
 339             index_file = os.path.join(toolchains_base_dir, "indices", path_parts[0])
 340             try:
 341                 with open(index_file) as fh:
 342                     index = fh.read().strip()
 343             except Exception:
 344                 index = None
 345             if index == task_index and exists:
 346                 return True
 347             log.info(
 348                 "%s bootstrapped toolchain in %s",
 349                 "Updating" if exists else "Installing",
 350                 os.path.join(toolchains_base_dir, path_parts[0]),
 351             )
 352             subprocess.run(
 353                 [
 354                     shell,
 355                     os.path.join(build_env.topsrcdir, "mach"),
 356                     "--log-no-times",
 357                     "artifact",
 358                     "toolchain",
 359                     "--from-build",
 360                     label,
 361                 ],
 362                 cwd=toolchains_base_dir,
 363                 check=True,
 364             )
 365             ensureParentDir(index_file)
 366             with open(index_file, "w") as fh:
 367                 fh.write(task_index)
 368             return True
 369
 370         path = os.path.join(toolchains_base_dir, *path_parts)
 371         if bootstrap:
 372             try:
 373                 if not try_bootstrap(os.path.exists(path)):
 374                     # If there aren't toolchain artifacts to use for this build,
 375                     # don't return a path.
 376                     return None
 377             except Exception as e:
 378                 log.error("%s", e)
 379                 die("If you can't fix the above, retry with --disable-bootstrap.")
 380         # We re-test whether the path exists because it may have been created by
 381         # try_bootstrap. Automation will not have gone through the bootstrap
 382         # process, but we want to return the path if it exists.
 383         if os.path.exists(path):
 384             return path
 385
 386     return bootstrap_path
 387
 388
 389 @template
 390 def bootstrap_search_path(path, paths=original_path, **kwargs):
 391     @depends(
 392         bootstrap_path(path, **kwargs),
 393         bootstrap_search_path_order,
 394         paths,
 395         original_path,
 396     )
 397     def bootstrap_search_path(path, order, paths, original_path):
 398         if paths is None:
 399             paths = original_path
 400         if not path:
 401             return paths
 402         if order == "prepend":
 403             return [path] + paths
 404         return paths + [path]
 405
 406     return bootstrap_search_path
 407
 408
 409 # The execution model of the configure sandbox doesn't allow for
 410 # check_prog to use bootstrap_search_path directly because check_prog
 411 # comes first, so we use a trick to allow it. No use of check_prog
 412 # happening before here won't allow bootstrap.
 413 @template
 414 def check_prog(*args, **kwargs):
 415     kwargs["bootstrap_search_path"] = bootstrap_search_path
 416     return check_prog(*args, **kwargs)
 417
 418
 419 @depends(target, host)
 420 def want_wine(target, host):
 421     return target.kernel == "WINNT" and host.kernel != "WINNT"
 422
 423
 424 wine = check_prog(
 425     "WINE",
 426     ["wine64", "wine"],
 427     allow_missing=True,
 428     when=want_wine,
 429     bootstrap="wine/bin",
 430 )
 431 check_prog("WGET", ("wget",), allow_missing=True)
 432
 433
 434 include("build/moz.configure/toolchain.configure", when="--enable-compile-environment")
 435
 436 include("build/moz.configure/pkg.configure")
 437 # Make this assignment here rather than in pkg.configure to avoid
 438 # requiring this file in unit tests.
 439 add_old_configure_assignment("PKG_CONFIG", pkg_config)
 440
 441 include("build/moz.configure/memory.configure", when="--enable-compile-environment")
 442 include("build/moz.configure/headers.configure", when="--enable-compile-environment")
 443 include("build/moz.configure/warnings.configure", when="--enable-compile-environment")
 444 include("build/moz.configure/flags.configure", when="--enable-compile-environment")
 445 include("build/moz.configure/lto-pgo.configure", when="--enable-compile-environment")
 446 # rust.configure is included by js/moz.configure.
 447
 448 option("--enable-valgrind", help="Enable Valgrind integration hooks")
 449
 450 valgrind_h = check_header("valgrind/valgrind.h", when="--enable-valgrind")
 451
 452
 453 @depends("--enable-valgrind", valgrind_h)
 454 def check_valgrind(valgrind, valgrind_h):
 455     if valgrind:
 456         if not valgrind_h:
 457             die("--enable-valgrind specified but Valgrind is not installed")
 458         return True
 459
 460
 461 set_define("MOZ_VALGRIND", check_valgrind)
 462 set_config("MOZ_VALGRIND", check_valgrind)
 463
 464
 465 @depends(target, host)
 466 def is_openbsd(target, host):
 467     return target.kernel == "OpenBSD" or host.kernel == "OpenBSD"
 468
 469
 470 option(
 471     env="SO_VERSION",
 472     nargs=1,
 473     default="1.0",
 474     when=is_openbsd,
 475     help="Shared library version for OpenBSD systems",
 476 )
 477
 478
 479 @depends("SO_VERSION", when=is_openbsd)
 480 def so_version(value):
 481     return value
 482
 483
 484 @template
 485 def library_name_info_template(host_or_target):
 486     assert host_or_target in {host, target}
 487     compiler = {
 488         host: host_c_compiler,
 489         target: c_compiler,
 490     }[host_or_target]
 491
 492     @depends(host_or_target, compiler, so_version)
 493     def library_name_info_impl(host_or_target, compiler, so_version):
 494         if host_or_target.kernel == "WINNT":
 495             # There aren't artifacts for mingw builds, so it's OK that the
 496             # results are inaccurate in that case.
 497             if compiler and compiler.type != "clang-cl":
 498                 return namespace(
 499                     dll=namespace(prefix="", suffix=".dll"),
 500                     lib=namespace(prefix="lib", suffix="a"),
 501                     import_lib=namespace(prefix="lib", suffix="a"),
 502                     obj=namespace(prefix="", suffix="o"),
 503                 )
 504
 505             return namespace(
 506                 dll=namespace(prefix="", suffix=".dll"),
 507                 lib=namespace(prefix="", suffix="lib"),
 508                 import_lib=namespace(prefix="", suffix="lib"),
 509                 obj=namespace(prefix="", suffix="obj"),
 510             )
 511
 512         elif host_or_target.kernel == "Darwin":
 513             return namespace(
 514                 dll=namespace(prefix="lib", suffix=".dylib"),
 515                 lib=namespace(prefix="lib", suffix="a"),
 516                 import_lib=namespace(prefix=None, suffix=""),
 517                 obj=namespace(prefix="", suffix="o"),
 518             )
 519         elif so_version:
 520             so = ".so.%s" % so_version
 521         else:
 522             so = ".so"
 523
 524         return namespace(
 525             dll=namespace(prefix="lib", suffix=so),
 526             lib=namespace(prefix="lib", suffix="a"),
 527             import_lib=namespace(prefix=None, suffix=""),
 528             obj=namespace(prefix="", suffix="o"),
 529         )
 530
 531     return library_name_info_impl
 532
 533
 534 host_library_name_info = library_name_info_template(host)
 535 library_name_info = library_name_info_template(target)
 536
 537 set_config("DLL_PREFIX", library_name_info.dll.prefix)
 538 set_config("DLL_SUFFIX", library_name_info.dll.suffix)
 539 set_config("HOST_DLL_PREFIX", host_library_name_info.dll.prefix)
 540 set_config("HOST_DLL_SUFFIX", host_library_name_info.dll.suffix)
 541 set_config("LIB_PREFIX", library_name_info.lib.prefix)
 542 set_config("LIB_SUFFIX", library_name_info.lib.suffix)
 543 set_config("OBJ_SUFFIX", library_name_info.obj.suffix)
 544 # Lots of compilation tests depend on this variable being present.
 545 add_old_configure_assignment("OBJ_SUFFIX", library_name_info.obj.suffix)
 546 set_config("IMPORT_LIB_SUFFIX", library_name_info.import_lib.suffix)
 547 set_define(
 548     "MOZ_DLL_PREFIX", depends(library_name_info.dll.prefix)(lambda s: '"%s"' % s)
 549 )
 550 set_define(
 551     "MOZ_DLL_SUFFIX", depends(library_name_info.dll.suffix)(lambda s: '"%s"' % s)
 552 )
 553 set_config("WASM_OBJ_SUFFIX", "wasm")
 554
 555 # Make `profiling` available to this file even when js/moz.configure
 556 # doesn't end up included.
 557 profiling = dependable(False)
 558 # Same for js_standalone
 559 js_standalone = dependable(False)
 560 # Same for fold_libs
 561 fold_libs = dependable(False)
 562
 563 include(include_project_configure)
 564
 565
 566 @depends("--help")
 567 @imports(_from="mozbuild.backend", _import="backends")
 568 def build_backends_choices(_):
 569     return tuple(backends)
 570
 571
 572 @deprecated_option("--enable-build-backend", nargs="+", choices=build_backends_choices)
 573 def build_backend(backends):
 574     if backends:
 575         return tuple("+%s" % b for b in backends)
 576
 577
 578 imply_option("--build-backends", build_backend)
 579
 580
 581 @depends(
 582     "--enable-artifact-builds",
 583     "--disable-compile-environment",
 584     "--enable-build-backend",
 585     "--enable-project",
 586     "--enable-application",
 587     "--help",
 588 )
 589 @imports("sys")
 590 def build_backend_defaults(
 591     artifact_builds, compile_environment, requested_backends, project, application, _
 592 ):
 593     if application:
 594         project = application[0]
 595     elif project:
 596         project = project[0]
 597
 598     if "Tup" in requested_backends:
 599         # As a special case, if Tup was requested, do not combine it with any
 600         # Make based backend by default.
 601         all_backends = []
 602     elif artifact_builds:
 603         all_backends = ["FasterMake+RecursiveMake"]
 604     else:
 605         all_backends = ["RecursiveMake", "FasterMake"]
 606     # Normally, we'd use target.os == 'WINNT', but a dependency on target
 607     # would require target to depend on --help, as well as host and shell,
 608     # and this is not a can of worms we can open at the moment.
 609     if sys.platform == "win32" and compile_environment and project != "mobile/android":
 610         all_backends.append("VisualStudio")
 611     return tuple(all_backends) or None
 612
 613
 614 option(
 615     "--build-backends",
 616     nargs="+",
 617     default=build_backend_defaults,
 618     choices=build_backends_choices,
 619     help="Build backends to generate",
 620 )
 621
 622
 623 @depends("--build-backends")
 624 def build_backends(backends):
 625     return backends
 626
 627
 628 set_config("BUILD_BACKENDS", build_backends)
 629
 630
 631 @depends(check_build_environment, build_backends)
 632 @imports("glob")
 633 def check_objdir_backend_reuse(build_env, backends):
 634     # "Make based" might be RecursiveMake or a hybrid backend, so "Make" is
 635     # intentionally vague for use with the substring match below.
 636     incompatible_backends = (("Tup", "Make"), ("Make", "Tup"))
 637     for backend_file in glob.iglob(
 638         os.path.join(build_env.topobjdir, "backend.*Backend")
 639     ):
 640         for prev, curr in incompatible_backends:
 641             if prev in backend_file and any(curr in b for b in backends):
 642                 die(
 643                     "The active objdir, %s, was previously "
 644                     "used to build with a %s based backend. "
 645                     "Change objdirs (by setting MOZ_OBJDIR in "
 646                     "your mozconfig) or clobber to continue.\n",
 647                     build_env.topobjdir,
 648                     prev,
 649                 )
 650
 651
 652 option(
 653     "--disable-gtest-in-build",
 654     help="Force disable building the gtest libxul during the build.",
 655     when="--enable-compile-environment",
 656 )
 657
 658 # Determine whether to build the gtest xul. This happens in automation
 659 # on Android and Desktop platforms with the exception of:
 660 #  - Windows PGO, where linking xul-gtest.dll takes too long;
 661 #  - Android other than x86_64, where gtest is not required.
 662 @depends(
 663     "MOZ_PGO",
 664     build_project,
 665     target,
 666     "MOZ_AUTOMATION",
 667     "--disable-gtest-in-build",
 668     enable_tests,
 669     when="--enable-compile-environment",
 670 )
 671 def build_gtest(pgo, build_project, target, automation, enabled, enable_tests):
 672     if not enable_tests or not enabled:
 673         return None
 674     if (
 675         automation
 676         and build_project in ("browser", "comm/mail", "mobile/android")
 677         and not (
 678             (pgo and target.os == "WINNT")
 679             or (target.os == "Android" and target.cpu != "x86_64")
 680         )
 681     ):
 682         return True
 683
 684
 685 set_config("LINK_GTEST_DURING_COMPILE", build_gtest)
 686
 687 # Localization
 688 # ==============================================================
 689 option(
 690     "--enable-ui-locale",
 691     default="en-US",
 692     help="Select the user interface locale (default: en-US)",
 693 )
 694
 695 set_config("MOZ_UI_LOCALE", depends("--enable-ui-locale")(lambda x: x))
 696
 697 # clang-plugin location
 698 # ==============================================================
 699 @depends(host_library_name_info, check_build_environment, when="--enable-clang-plugin")
 700 def clang_plugin_path(library_name_info, build_env):
 701     topobjdir = build_env.topobjdir
 702     if topobjdir.endswith("/js/src"):
 703         topobjdir = topobjdir[:-7]
 704     return os.path.abspath(
 705         os.path.join(
 706             topobjdir,
 707             "build",
 708             "clang-plugin",
 709             "%sclang-plugin%s"
 710             % (library_name_info.dll.prefix, library_name_info.dll.suffix),
 711         )
 712     )
 713
 714
 715 add_old_configure_assignment("CLANG_PLUGIN", clang_plugin_path)
 716
 717
 718 # Awk detection
 719 # ==============================================================
 720 awk = check_prog("AWK", ("gawk", "mawk", "nawk", "awk"))
 721
 722 # Until the AWK variable is not necessary in old-configure
 723 @depends(awk)
 724 def awk_for_old_configure(value):
 725     return value
 726
 727
 728 add_old_configure_assignment("AWK", awk_for_old_configure)
 729
 730
 731 # Perl detection
 732 # ==============================================================
 733 perl = check_prog("PERL", ("perl5", "perl"))
 734
 735 # Until the PERL variable is not necessary in old-configure
 736 @depends(perl)
 737 def perl_for_old_configure(value):
 738     return value
 739
 740
 741 add_old_configure_assignment("PERL", perl_for_old_configure)
 742
 743
 744 @template
 745 def perl_version_check(min_version):
 746     @depends(perl)
 747     @checking("for minimum required perl version >= %s" % min_version)
 748     def get_perl_version(perl):
 749         return Version(
 750             check_cmd_output(
 751                 perl,
 752                 "-e",
 753                 "print $]",
 754                 onerror=lambda: die("Failed to get perl version."),
 755             )
 756         )
 757
 758     @depends(get_perl_version)
 759     def check_perl_version(version):
 760         if version < min_version:
 761             die("Perl %s or higher is required.", min_version)
 762
 763     @depends(perl)
 764     @checking("for full perl installation")
 765     @imports("subprocess")
 766     def has_full_perl_installation(perl):
 767         ret = subprocess.call([perl, "-e", "use Config; exit(!-d $Config{archlib})"])
 768         return ret == 0
 769
 770     @depends(has_full_perl_installation)
 771     def require_full_perl_installation(has_full_perl_installation):
 772         if not has_full_perl_installation:
 773             die(
 774                 "Cannot find Config.pm or $Config{archlib}. "
 775                 "A full perl installation is required."
 776             )
 777
 778
 779 perl_version_check("5.006")
 780
 781
 782 # GNU make detection
 783 # ==============================================================
 784 option(env="MAKE", nargs=1, help="Path to GNU make")
 785
 786
 787 @depends("MAKE", host)
 788 def possible_makes(make, host):
 789     candidates = []
 790     if host.kernel == "WINNT":
 791         candidates.append("mingw32-make")
 792     if make:
 793         candidates.append(make[0])
 794     if host.kernel == "WINNT":
 795         candidates.extend(("make", "gmake"))
 796     else:
 797         candidates.extend(("gmake", "make"))
 798     return candidates
 799
 800
 801 check_prog("GMAKE", possible_makes)
 802
 803 # watchman detection
 804 # ==============================================================
 805
 806 option(env="WATCHMAN", nargs=1, help="Path to the watchman program")
 807
 808
 809 @depends(host, "WATCHMAN")
 810 @checking("for watchman", callback=lambda w: w.path if w else "not found")
 811 def watchman(host, prog):
 812     # On Windows, `watchman` is only supported on 64-bit hosts.
 813     if host.os == "WINNT" and host.cpu != "x86_64":
 814         return
 815
 816     if not prog:
 817         prog = find_program("watchman")
 818
 819     if not prog:
 820         return
 821
 822     # `watchman version` will talk to the Watchman daemon service.
 823     # This can hang due to permissions problems. e.g.
 824     # https://github.com/facebook/watchman/issues/376. So use
 825     # `watchman --version` to prevent a class of failures.
 826     out = check_cmd_output(prog, "--version", onerror=lambda: None)
 827     if out is None:
 828         return
 829
 830     return namespace(path=prog, version=Version(out.strip()))
 831
 832
 833 @depends_if(watchman)
 834 @checking("for watchman version")
 835 def watchman_version(w):
 836     return w.version
 837
 838
 839 set_config("WATCHMAN", watchman.path)
 840
 841
 842 @depends_all(hg_version, hg_config, watchman)
 843 @checking("for watchman Mercurial integration")
 844 @imports("os")
 845 def watchman_hg(hg_version, hg_config, watchman):
 846     if hg_version < Version("3.8"):
 847         return "no (Mercurial 3.8+ required)"
 848
 849     ext_enabled = False
 850     mode_disabled = False
 851
 852     for k in ("extensions.fsmonitor", "extensions.hgext.fsmonitor"):
 853         if k in hg_config and hg_config[k] != "!":
 854             ext_enabled = True
 855
 856     mode_disabled = hg_config.get("fsmonitor.mode") == "off"
 857
 858     if not ext_enabled:
 859         return "no (fsmonitor extension not enabled)"
 860     if mode_disabled:
 861         return "no (fsmonitor.mode=off disables fsmonitor)"
 862
 863     return True
 864
 865
 866 # Miscellaneous programs
 867 # ==============================================================
 868 check_prog("XARGS", ("xargs",))
 869
 870
 871 @depends(target)
 872 def extra_programs(target):
 873     if target.kernel == "Darwin":
 874         return namespace(
 875             DSYMUTIL=("dsymutil", "llvm-dsymutil"),
 876             MKFSHFS=("newfs_hfs", "mkfs.hfsplus"),
 877             HFS_TOOL=("hfsplus",),
 878         )
 879     if target.os == "GNU" and target.kernel == "Linux":
 880         return namespace(RPMBUILD=("rpmbuild",))
 881
 882
 883 check_prog("DSYMUTIL", extra_programs.DSYMUTIL, allow_missing=True)
 884 check_prog("MKFSHFS", extra_programs.MKFSHFS, allow_missing=True)
 885 check_prog("HFS_TOOL", extra_programs.HFS_TOOL, allow_missing=True)
 886 check_prog("RPMBUILD", extra_programs.RPMBUILD, allow_missing=True)
 887
 888
 889 @depends(target)
 890 @imports("os")
 891 def makensis_progs(target):
 892     if target.kernel != "WINNT":
 893         return
 894
 895     candidates = [
 896         "makensis-3.01",
 897         "makensis-3.0b3",
 898         "makensis-3.0b1",
 899         "makensis",
 900     ]
 901
 902     # Look for nsis installed by msys environment. But only the 32-bit version.
 903     # We use an absolute path and insert as the first entry so it is preferred
 904     # over a 64-bit exe that may be in PATH.
 905     if "MSYSTEM_PREFIX" in os.environ:
 906         prefix = os.path.dirname(os.environ["MSYSTEM_PREFIX"])
 907         candidates.insert(0, os.path.join(prefix, "mingw32", "bin", "makensis.exe"))
 908
 909     return tuple(candidates)
 910
 911
 912 nsis = check_prog("MAKENSISU", makensis_progs, allow_missing=True)
 913
 914 # Make sure the version of makensis is up to date.
 915 @depends(nsis, wine)
 916 @checking("for NSIS version")
 917 @imports("re")
 918 def nsis_version(nsis, wine):
 919     if not nsis:
 920         return None
 921     nsis_min_version = "3.0b1"
 922     onerror = lambda: die("Failed to get nsis version.")
 923     if wine and nsis.lower().endswith(".exe"):
 924         out = check_cmd_output(wine, nsis, "-version", onerror=onerror)
 925     else:
 926         out = check_cmd_output(nsis, "-version", onerror=onerror)
 927
 928     m = re.search(r"(?<=v)[0-9]+\.[0-9]+((a|b|rc)[0-9]+)?", out)
 929
 930     if not m:
 931         raise FatalCheckError("Unknown version of makensis")
 932     ver = Version(m.group(0))
 933
 934     # Versions comparisons don't quite work well with beta versions, so ensure
 935     # it works for the non-beta version.
 936     if ver < nsis_min_version and (ver >= "3.0a" or ver < "3"):
 937         raise FatalCheckError(
 938             "To build the installer you must have NSIS"
 939             " version %s or greater in your path" % nsis_min_version
 940         )
 941
 942     return ver
 943
 944
 945 # And that makensis is 32-bit (but only on Windows).
 946 @depends_if(nsis, when=depends(host)(lambda h: h.kernel == "WINNT"))
 947 @checking("for 32-bit NSIS")
 948 def nsis_binary_type(nsis):
 949     bin_type = windows_binary_type(nsis)
 950     if bin_type != "win32":
 951         raise FatalCheckError("%s is not a 32-bit Windows application" % nsis)
 952
 953     return "yes"
 954
 955
 956 # And any flags we have to give to makensis
 957 @depends(host)
 958 def nsis_flags(host):
 959     if host.kernel != "WINNT":
 960         return "-nocd"
 961     return ""
 962
 963
 964 set_config("MAKENSISU_FLAGS", nsis_flags)
 965
 966 check_prog("7Z", ("7z", "7za"), allow_missing=True, when=target_is_windows)
 967 check_prog("UPX", ("upx",), allow_missing=True, when=target_is_windows)
 968
 969
 970 @depends(host_c_compiler, c_compiler, bindgen_config_paths)
 971 def llvm_objdump(host_c_compiler, c_compiler, bindgen_config_paths):
 972     clang = None
 973     for compiler in (host_c_compiler, c_compiler):
 974         if compiler and compiler.type == "clang":
 975             clang = compiler.compiler
 976             break
 977         elif compiler and compiler.type == "clang-cl":
 978             clang = os.path.join(os.path.dirname(compiler.compiler), "clang")
 979             break
 980
 981     if not clang and bindgen_config_paths:
 982         clang = bindgen_config_paths.clang_path
 983     llvm_objdump = "llvm-objdump"
 984     if clang:
 985         out = check_cmd_output(
 986             clang, "--print-prog-name=llvm-objdump", onerror=lambda: None
 987         )
 988         if out:
 989             llvm_objdump = out.rstrip()
 990     return (llvm_objdump,)
 991
 992
 993 llvm_objdump = check_prog(
 994     "LLVM_OBJDUMP",
 995     llvm_objdump,
 996     what="llvm-objdump",
 997     when="--enable-compile-environment",
 998     paths=clang_search_path,
 999 )
1000
1001 add_old_configure_assignment("LLVM_OBJDUMP", llvm_objdump)
1002
1003
1004 option("--enable-dtrace", help="Build with dtrace support")
1005
1006 dtrace = check_header(
1007     "sys/sdt.h",
1008     when="--enable-dtrace",
1009     onerror=lambda: die("dtrace enabled but sys/sdt.h not found"),
1010 )
1011
1012 set_config("HAVE_DTRACE", True, when=dtrace)
1013 set_define("INCLUDE_MOZILLA_DTRACE", True, when=dtrace)
1014 add_old_configure_assignment("enable_dtrace", "yes", when=dtrace)
1015
1016
1017 option("--disable-icf", help="Disable Identical Code Folding")
1018
1019 add_old_configure_assignment(
1020     "MOZ_DISABLE_ICF", "1", when=depends("--enable-icf")(lambda x: not x)
1021 )
1022
1023
1024 option(
1025     "--enable-strip",
1026     when=compile_environment,
1027     help="Enable stripping of libs & executables",
1028 )
1029
1030 # This should be handled as a `when` once bug 1617793 is fixed.
1031 @depends("--enable-strip", c_compiler, when=compile_environment)
1032 def enable_strip(strip, c_compiler):
1033     if strip and c_compiler.type != "clang-cl":
1034         return True
1035
1036
1037 set_config("ENABLE_STRIP", enable_strip)
1038
1039 option(
1040     "--disable-install-strip",
1041     when=compile_environment,
1042     help="Enable stripping of libs & executables when packaging",
1043 )
1044
1045 # This should be handled as a `when` once bug 1617793 is fixed.
1046 @depends("--enable-install-strip", c_compiler, when=compile_environment)
1047 def enable_install_strip(strip, c_compiler):
1048     if strip and c_compiler.type != "clang-cl":
1049         return True
1050
1051
1052 set_config("PKG_STRIP", enable_install_strip)
1053
1054
1055 @depends("--enable-strip", "--enable-install-strip", when=compile_environment)
1056 def strip(strip, install_strip):
1057     return strip or install_strip
1058
1059
1060 option(env="STRIP_FLAGS", nargs=1, when=strip, help="Flags for the strip command")
1061
1062
1063 @depends("STRIP_FLAGS", profiling, target, when=strip)
1064 def strip_flags(flags, profiling, target):
1065     if flags:
1066         return flags[0].split()
1067     if profiling:
1068         # Only strip debug info and symbols when profiling is enabled, keeping
1069         # local symbols.
1070         if target.kernel == "Darwin":
1071             return ["-S"]
1072         elif target.os == "Android":
1073             # The tooling we use with Android supports detached symbols, and the
1074             # size increase caused by local symbols are too much for mobile. So,
1075             # don't restrict the amount of stripping with a flag.
1076             return
1077         else:
1078             return ["--strip-debug"]
1079     # Otherwise strip everything we can, which happens without flags on non-Darwin.
1080     # On Darwin, it tries to strip things it can't, so we need to limit its scope.
1081     elif target.kernel == "Darwin":
1082         return ["-x", "-S"]
1083
1084
1085 set_config("STRIP_FLAGS", strip_flags)
1086
1087
1088 @depends(js_standalone, target)
1089 def system_zlib_default(js_standalone, target):
1090     return js_standalone and target.kernel != "WINNT"
1091
1092
1093 option(
1094     "--with-system-zlib",
1095     nargs="?",
1096     default=system_zlib_default,
1097     help="{Use|Do not use} system libz",
1098 )
1099
1100
1101 @depends("--with-system-zlib")
1102 def deprecated_system_zlib_path(value):
1103     if len(value) == 1:
1104         die(
1105             "--with-system-zlib=PATH is not supported anymore. Please use "
1106             "--with-system-zlib and set any necessary pkg-config environment variable."
1107         )
1108
1109
1110 pkg_check_modules("MOZ_ZLIB", "zlib >= 1.2.3", when="--with-system-zlib")
1111
1112 set_config("MOZ_SYSTEM_ZLIB", True, when="--with-system-zlib")
1113 add_old_configure_assignment("MOZ_SYSTEM_ZLIB", True, when="--with-system-zlib")
1114
1115
1116 # Please do not add configure checks from here on.
1117
1118 # Fallthrough to autoconf-based configure
1119 include("build/moz.configure/old.configure")
1120
1121 # JS Subconfigure.
1122 include("js/sub.configure", when=compile_environment & toolkit)
1123
1124
1125 @depends(check_build_environment, build_project)
1126 @imports("__sandbox__")
1127 @imports("glob")
1128 @imports(_from="os.path", _import="exists")
1129 def config_status_deps(build_env, build_project):
1130
1131     topsrcdir = build_env.topsrcdir
1132     topobjdir = build_env.topobjdir
1133
1134     if not topobjdir.endswith("js/src"):
1135         extra_deps = [os.path.join(topobjdir, ".mozconfig.json")]
1136     else:
1137         # mozconfig changes may impact js configure.
1138         extra_deps = [os.path.join(topobjdir[:-7], ".mozconfig.json")]
1139
1140     confvars = os.path.join(topsrcdir, build_project, "confvars.sh")
1141     if exists(confvars):
1142         extra_deps.append(confvars)
1143
1144     return (
1145         list(__sandbox__._all_paths)
1146         + extra_deps
1147         + [
1148             os.path.join(topsrcdir, "CLOBBER"),
1149             os.path.join(topsrcdir, "configure.in"),
1150             os.path.join(topsrcdir, "js", "src", "configure.in"),
1151             os.path.join(topsrcdir, "nsprpub", "configure"),
1152             os.path.join(topsrcdir, "config", "milestone.txt"),
1153             os.path.join(topsrcdir, "browser", "config", "version.txt"),
1154             os.path.join(topsrcdir, "browser", "config", "version_display.txt"),
1155             os.path.join(topsrcdir, "build", "build_virtualenv_packages.txt"),
1156             os.path.join(topsrcdir, "build", "common_virtualenv_packages.txt"),
1157             os.path.join(topsrcdir, "build", "mach_virtualenv_packages.txt"),
1158             os.path.join(topsrcdir, "python", "mozbuild", "mozbuild", "virtualenv.py"),
1159             os.path.join(topsrcdir, "testing", "mozbase", "packages.txt"),
1160             os.path.join(topsrcdir, "aclocal.m4"),
1161             os.path.join(topsrcdir, "old-configure.in"),
1162             os.path.join(topsrcdir, "js", "src", "aclocal.m4"),
1163             os.path.join(topsrcdir, "js", "src", "old-configure.in"),
1164         ]
1165         + glob.glob(os.path.join(topsrcdir, "build", "autoconf", "*.m4"))
1166     )
1167
1168
1169 set_config("CONFIG_STATUS_DEPS", config_status_deps)
1170 # Please do not add anything after setting config_dep_paths.