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