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 245     help="Automatically update/bootstrap some toolchains when they are present but out of date",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