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 include("build/moz.configure/bootstrap.configure")
 194
 195 # The execution model of the configure sandbox doesn't allow for
 196 # check_prog to use bootstrap_search_path directly because check_prog
 197 # comes first, so we use a trick to allow it. Uses of check_prog
 198 # happening before here won't allow bootstrap.
 199 @template
 200 def check_prog(*args, **kwargs):
 201     kwargs["bootstrap_search_path"] = bootstrap_search_path
 202     return check_prog(*args, **kwargs)
 203
 204
 205 check_prog("WGET", ("wget",), allow_missing=True)
 206
 207
 208 include("build/moz.configure/toolchain.configure", when="--enable-compile-environment")
 209
 210 include("build/moz.configure/pkg.configure")
 211 # Make this assignment here rather than in pkg.configure to avoid
 212 # requiring this file in unit tests.
 213 add_old_configure_assignment("PKG_CONFIG", pkg_config)
 214
 215 include("build/moz.configure/memory.configure", when="--enable-compile-environment")
 216 include("build/moz.configure/headers.configure", when="--enable-compile-environment")
 217 include("build/moz.configure/warnings.configure", when="--enable-compile-environment")
 218 include("build/moz.configure/flags.configure", when="--enable-compile-environment")
 219 include("build/moz.configure/lto-pgo.configure", when="--enable-compile-environment")
 220 # rust.configure is included by js/moz.configure.
 221
 222 option("--enable-valgrind", help="Enable Valgrind integration hooks")
 223
 224 valgrind_h = check_header("valgrind/valgrind.h", when="--enable-valgrind")
 225
 226
 227 @depends("--enable-valgrind", valgrind_h)
 228 def check_valgrind(valgrind, valgrind_h):
 229     if valgrind:
 230         if not valgrind_h:
 231             die("--enable-valgrind specified but Valgrind is not installed")
 232         return True
 233
 234
 235 set_define("MOZ_VALGRIND", check_valgrind)
 236 set_config("MOZ_VALGRIND", check_valgrind)
 237
 238
 239 @depends(target, host)
 240 def is_openbsd(target, host):
 241     return target.kernel == "OpenBSD" or host.kernel == "OpenBSD"
 242
 243
 244 option(
 245     env="SO_VERSION",
 246     nargs=1,
 247     default="1.0",
 248     when=is_openbsd,
 249     help="Shared library version for OpenBSD systems",
 250 )
 251
 252
 253 @depends("SO_VERSION", when=is_openbsd)
 254 def so_version(value):
 255     return value
 256
 257
 258 @template
 259 def library_name_info_template(host_or_target):
 260     assert host_or_target in {host, target}
 261     compiler = {
 262         host: host_c_compiler,
 263         target: c_compiler,
 264     }[host_or_target]
 265
 266     @depends(host_or_target, compiler, so_version)
 267     def library_name_info_impl(host_or_target, compiler, so_version):
 268         if host_or_target.kernel == "WINNT":
 269             # There aren't artifacts for mingw builds, so it's OK that the
 270             # results are inaccurate in that case.
 271             if compiler and compiler.type != "clang-cl":
 272                 return namespace(
 273                     dll=namespace(prefix="", suffix=".dll"),
 274                     lib=namespace(prefix="lib", suffix="a"),
 275                     import_lib=namespace(prefix="lib", suffix="a"),
 276                     obj=namespace(prefix="", suffix="o"),
 277                 )
 278
 279             return namespace(
 280                 dll=namespace(prefix="", suffix=".dll"),
 281                 lib=namespace(prefix="", suffix="lib"),
 282                 import_lib=namespace(prefix="", suffix="lib"),
 283                 obj=namespace(prefix="", suffix="obj"),
 284             )
 285
 286         elif host_or_target.kernel == "Darwin":
 287             return namespace(
 288                 dll=namespace(prefix="lib", suffix=".dylib"),
 289                 lib=namespace(prefix="lib", suffix="a"),
 290                 import_lib=namespace(prefix=None, suffix=""),
 291                 obj=namespace(prefix="", suffix="o"),
 292             )
 293         elif so_version:
 294             so = ".so.%s" % so_version
 295         else:
 296             so = ".so"
 297
 298         return namespace(
 299             dll=namespace(prefix="lib", suffix=so),
 300             lib=namespace(prefix="lib", suffix="a"),
 301             import_lib=namespace(prefix=None, suffix=""),
 302             obj=namespace(prefix="", suffix="o"),
 303         )
 304
 305     return library_name_info_impl
 306
 307
 308 host_library_name_info = library_name_info_template(host)
 309 library_name_info = library_name_info_template(target)
 310
 311 set_config("DLL_PREFIX", library_name_info.dll.prefix)
 312 set_config("DLL_SUFFIX", library_name_info.dll.suffix)
 313 set_config("HOST_DLL_PREFIX", host_library_name_info.dll.prefix)
 314 set_config("HOST_DLL_SUFFIX", host_library_name_info.dll.suffix)
 315 set_config("LIB_PREFIX", library_name_info.lib.prefix)
 316 set_config("LIB_SUFFIX", library_name_info.lib.suffix)
 317 set_config("OBJ_SUFFIX", library_name_info.obj.suffix)
 318 # Lots of compilation tests depend on this variable being present.
 319 add_old_configure_assignment("OBJ_SUFFIX", library_name_info.obj.suffix)
 320 set_config("IMPORT_LIB_SUFFIX", library_name_info.import_lib.suffix)
 321 set_define(
 322     "MOZ_DLL_PREFIX", depends(library_name_info.dll.prefix)(lambda s: '"%s"' % s)
 323 )
 324 set_define(
 325     "MOZ_DLL_SUFFIX", depends(library_name_info.dll.suffix)(lambda s: '"%s"' % s)
 326 )
 327 set_config("WASM_OBJ_SUFFIX", "wasm")
 328
 329 # Make `profiling` available to this file even when js/moz.configure
 330 # doesn't end up included.
 331 profiling = dependable(False)
 332 # Same for js_standalone
 333 js_standalone = dependable(False)
 334 js_shared = dependable(False)
 335 moz_linker = dependable(False)
 336 # Same for fold_libs
 337 fold_libs = dependable(False)
 338
 339 include(include_project_configure)
 340
 341
 342 @depends("--help")
 343 @imports(_from="mozbuild.backend", _import="backends")
 344 def build_backends_choices(_):
 345     return tuple(backends)
 346
 347
 348 @deprecated_option("--enable-build-backend", nargs="+", choices=build_backends_choices)
 349 def build_backend(backends):
 350     if backends:
 351         return tuple("+%s" % b for b in backends)
 352
 353
 354 imply_option("--build-backends", build_backend)
 355
 356
 357 @depends(
 358     host,
 359     target,
 360     "--enable-artifact-builds",
 361     "--disable-compile-environment",
 362     "--enable-build-backend",
 363     "--enable-project",
 364     "--enable-application",
 365     "--help",
 366 )
 367 @imports("sys")
 368 def build_backend_defaults(
 369     host,
 370     target,
 371     artifact_builds,
 372     compile_environment,
 373     requested_backends,
 374     project,
 375     application,
 376     _,
 377 ):
 378     if application:
 379         project = application[0]
 380     elif project:
 381         project = project[0]
 382
 383     if "Tup" in requested_backends:
 384         # As a special case, if Tup was requested, do not combine it with any
 385         # Make based backend by default.
 386         all_backends = []
 387     elif artifact_builds:
 388         all_backends = ["FasterMake+RecursiveMake"]
 389     else:
 390         all_backends = ["RecursiveMake", "FasterMake"]
 391     if (
 392         host.os == "WINNT"
 393         and target.os == "WINNT"
 394         and compile_environment
 395         and project not in ("mobile/android", "memory", "tools/update-programs")
 396     ):
 397         all_backends.append("VisualStudio")
 398     return tuple(all_backends) or None
 399
 400
 401 option(
 402     "--build-backends",
 403     nargs="+",
 404     default=build_backend_defaults,
 405     choices=build_backends_choices,
 406     help="Build backends to generate",
 407 )
 408
 409
 410 @depends("--build-backends")
 411 def build_backends(backends):
 412     return backends
 413
 414
 415 set_config("BUILD_BACKENDS", build_backends)
 416
 417
 418 @depends(build_environment, build_backends)
 419 @imports("glob")
 420 def check_objdir_backend_reuse(build_env, backends):
 421     # "Make based" might be RecursiveMake or a hybrid backend, so "Make" is
 422     # intentionally vague for use with the substring match below.
 423     incompatible_backends = (("Tup", "Make"), ("Make", "Tup"))
 424     for backend_file in glob.iglob(
 425         os.path.join(build_env.topobjdir, "backend.*Backend")
 426     ):
 427         for prev, curr in incompatible_backends:
 428             if prev in backend_file and any(curr in b for b in backends):
 429                 die(
 430                     "The active objdir, %s, was previously "
 431                     "used to build with a %s based backend. "
 432                     "Change objdirs (by setting MOZ_OBJDIR in "
 433                     "your mozconfig) or clobber to continue.\n",
 434                     build_env.topobjdir,
 435                     prev,
 436                 )
 437
 438
 439 # Determine whether to build the gtest xul. This happens in automation
 440 # on Android and Desktop platforms with the exception of:
 441 #  - Windows PGO, where linking xul-gtest.dll takes too long;
 442 #  - Android other than x86_64, where gtest is not required.
 443 @depends(
 444     build_project,
 445     target,
 446     "MOZ_AUTOMATION",
 447     enable_tests,
 448     when="--enable-compile-environment",
 449 )
 450 def build_gtest(build_project, target, automation, enable_tests):
 451     return bool(
 452         enable_tests
 453         and automation
 454         and build_project in ("browser", "comm/mail", "mobile/android")
 455         and not (target.os == "Android" and target.cpu != "x86_64")
 456     )
 457
 458
 459 option(
 460     "--enable-gtest-in-build",
 461     default=build_gtest,
 462     help="{Enable|Force disable} building the gtest libxul during the build.",
 463     when="--enable-compile-environment",
 464 )
 465
 466 set_config("LINK_GTEST_DURING_COMPILE", True, when="--enable-gtest-in-build")
 467
 468 # Localization
 469 # ==============================================================
 470 option(
 471     "--enable-ui-locale",
 472     default="en-US",
 473     help="Select the user interface locale (default: en-US)",
 474 )
 475
 476 set_config("MOZ_UI_LOCALE", depends("--enable-ui-locale")(lambda x: x))
 477
 478 option(
 479     "--enable-icu4x",
 480     help="An experiment to use ICU4X instead of ICU4C. See intl/ICU4X.md",
 481 )
 482
 483 set_config("MOZ_ICU4X", True, when="--enable-icu4x")
 484
 485 # clang-plugin location
 486 # ==============================================================
 487
 488
 489 @depends(host_library_name_info, build_environment, when="--enable-clang-plugin")
 490 def clang_plugin_path(library_name_info, build_env):
 491     topobjdir = build_env.topobjdir
 492     if topobjdir.endswith("/js/src"):
 493         topobjdir = topobjdir[:-7]
 494     return os.path.abspath(
 495         os.path.join(
 496             topobjdir,
 497             "build",
 498             "clang-plugin",
 499             "%sclang-plugin%s"
 500             % (library_name_info.dll.prefix, library_name_info.dll.suffix),
 501         )
 502     )
 503
 504
 505 set_config("CLANG_PLUGIN", clang_plugin_path)
 506 add_old_configure_assignment("CLANG_PLUGIN", clang_plugin_path)
 507
 508
 509 # Awk detection
 510 # ==============================================================
 511 awk = check_prog("AWK", ("gawk", "mawk", "nawk", "awk"))
 512
 513 # Until the AWK variable is not necessary in old-configure
 514
 515
 516 @depends(awk)
 517 def awk_for_old_configure(value):
 518     return value
 519
 520
 521 add_old_configure_assignment("AWK", awk_for_old_configure)
 522
 523
 524 # Perl detection
 525 # ==============================================================
 526 perl = check_prog("PERL", ("perl5", "perl"))
 527
 528 # Until the PERL variable is not necessary in old-configure
 529
 530
 531 @depends(perl)
 532 def perl_for_old_configure(value):
 533     return value
 534
 535
 536 add_old_configure_assignment("PERL", perl_for_old_configure)
 537
 538
 539 @template
 540 def perl_version_check(min_version):
 541     @depends(perl)
 542     @checking("for minimum required perl version >= %s" % min_version)
 543     def get_perl_version(perl):
 544         return Version(
 545             check_cmd_output(
 546                 perl,
 547                 "-e",
 548                 "print $]",
 549                 onerror=lambda: die("Failed to get perl version."),
 550             )
 551         )
 552
 553     @depends(get_perl_version)
 554     def check_perl_version(version):
 555         if version < min_version:
 556             die("Perl %s or higher is required.", min_version)
 557
 558     @depends(perl)
 559     @checking("for full perl installation")
 560     @imports("subprocess")
 561     def has_full_perl_installation(perl):
 562         ret = subprocess.call([perl, "-e", "use Config; exit(!-d $Config{archlib})"])
 563         return ret == 0
 564
 565     @depends(has_full_perl_installation)
 566     def require_full_perl_installation(has_full_perl_installation):
 567         if not has_full_perl_installation:
 568             die(
 569                 "Cannot find Config.pm or $Config{archlib}. "
 570                 "A full perl installation is required."
 571             )
 572
 573
 574 perl_version_check("5.006")
 575
 576
 577 # GNU make detection
 578 # ==============================================================
 579 option(env="MAKE", nargs=1, help="Path to GNU make")
 580
 581
 582 @depends("MAKE", host)
 583 def possible_makes(make, host):
 584     candidates = []
 585     if host.kernel == "WINNT":
 586         candidates.append("mingw32-make")
 587     if make:
 588         candidates.append(make[0])
 589     if host.kernel == "WINNT":
 590         candidates.extend(("mozmake", "make", "gmake"))
 591     else:
 592         candidates.extend(("gmake", "make"))
 593     return candidates
 594
 595
 596 check_prog("GMAKE", possible_makes, bootstrap="mozmake")
 597
 598 # watchman detection
 599 # ==============================================================
 600
 601 option(env="WATCHMAN", nargs=1, help="Path to the watchman program")
 602
 603
 604 @depends(host, "WATCHMAN")
 605 @checking("for watchman", callback=lambda w: w.path if w else "not found")
 606 def watchman(host, prog):
 607     # On Windows, `watchman` is only supported on 64-bit hosts.
 608     if host.os == "WINNT" and host.cpu != "x86_64":
 609         return
 610
 611     if not prog:
 612         prog = find_program("watchman")
 613
 614     if not prog:
 615         return
 616
 617     # `watchman version` will talk to the Watchman daemon service.
 618     # This can hang due to permissions problems. e.g.
 619     # https://github.com/facebook/watchman/issues/376. So use
 620     # `watchman --version` to prevent a class of failures.
 621     out = check_cmd_output(prog, "--version", onerror=lambda: None)
 622     if out is None:
 623         return
 624
 625     return namespace(path=prog, version=Version(out.strip()))
 626
 627
 628 @depends_if(watchman)
 629 @checking("for watchman version")
 630 def watchman_version(w):
 631     return w.version
 632
 633
 634 set_config("WATCHMAN", watchman.path)
 635
 636
 637 @depends_all(hg_version, hg_config, watchman)
 638 @checking("for watchman Mercurial integration")
 639 @imports("os")
 640 def watchman_hg(hg_version, hg_config, watchman):
 641     if hg_version < Version("3.8"):
 642         return "no (Mercurial 3.8+ required)"
 643
 644     ext_enabled = False
 645     mode_disabled = False
 646
 647     for k in ("extensions.fsmonitor", "extensions.hgext.fsmonitor"):
 648         if k in hg_config and hg_config[k] != "!":
 649             ext_enabled = True
 650
 651     mode_disabled = hg_config.get("fsmonitor.mode") == "off"
 652
 653     if not ext_enabled:
 654         return "no (fsmonitor extension not enabled)"
 655     if mode_disabled:
 656         return "no (fsmonitor.mode=off disables fsmonitor)"
 657
 658     return True
 659
 660
 661 # Miscellaneous programs
 662 # ==============================================================
 663 check_prog("XARGS", ("xargs",))
 664
 665
 666 @depends(target)
 667 def extra_programs(target):
 668     if target.kernel == "Darwin":
 669         return namespace(
 670             DSYMUTIL=("dsymutil", "llvm-dsymutil"),
 671             MKFSHFS=("newfs_hfs", "mkfs.hfsplus"),
 672             HFS_TOOL=("hfsplus",),
 673         )
 674     if target.os == "GNU" and target.kernel == "Linux":
 675         return namespace(RPMBUILD=("rpmbuild",))
 676
 677
 678 check_prog("DSYMUTIL", extra_programs.DSYMUTIL, allow_missing=True)
 679 check_prog("MKFSHFS", extra_programs.MKFSHFS, allow_missing=True)
 680 check_prog("HFS_TOOL", extra_programs.HFS_TOOL, allow_missing=True)
 681 check_prog("RPMBUILD", extra_programs.RPMBUILD, allow_missing=True)
 682
 683
 684 nsis = check_prog(
 685     "MAKENSISU",
 686     ("makensis",),
 687     bootstrap="nsis/bin",
 688     allow_missing=True,
 689     when=target_is_windows,
 690 )
 691
 692 # Make sure the version of makensis is up to date.
 693
 694
 695 @depends_if(nsis)
 696 @checking("for NSIS version")
 697 @imports("re")
 698 def nsis_version(nsis):
 699     nsis_min_version = "3.0b1"
 700
 701     def onerror():
 702         return die("Failed to get nsis version.")
 703
 704     out = check_cmd_output(nsis, "-version", onerror=onerror)
 705
 706     m = re.search(r"(?<=v)[0-9]+\.[0-9]+((a|b|rc)[0-9]+)?", out)
 707
 708     if not m:
 709         raise FatalCheckError("Unknown version of makensis")
 710     ver = Version(m.group(0))
 711
 712     # Versions comparisons don't quite work well with beta versions, so ensure
 713     # it works for the non-beta version.
 714     if ver < nsis_min_version and (ver >= "3.0a" or ver < "3"):
 715         raise FatalCheckError(
 716             "To build the installer you must have NSIS"
 717             " version %s or greater in your path" % nsis_min_version
 718         )
 719
 720     return ver
 721
 722
 723 # And that makensis is 32-bit (but only on Windows).
 724 @depends_if(nsis, when=depends(host)(lambda h: h.kernel == "WINNT"))
 725 @checking("for 32-bit NSIS")
 726 def nsis_binary_type(nsis):
 727     bin_type = windows_binary_type(nsis)
 728     if bin_type != "win32":
 729         raise FatalCheckError("%s is not a 32-bit Windows application" % nsis)
 730
 731     return "yes"
 732
 733
 734 # And any flags we have to give to makensis
 735 @depends(host)
 736 def nsis_flags(host):
 737     if host.kernel != "WINNT":
 738         return "-nocd"
 739     return ""
 740
 741
 742 set_config("MAKENSISU_FLAGS", nsis_flags)
 743
 744 check_prog("7Z", ("7z", "7za"), allow_missing=True, when=target_is_windows)
 745 check_prog("UPX", ("upx",), allow_missing=True, when=target_is_windows)
 746
 747
 748 @template
 749 def llvm_tool(name):
 750     @depends(host_c_compiler, c_compiler, bindgen_config_paths)
 751     def llvm_tool(host_c_compiler, c_compiler, bindgen_config_paths):
 752         clang = None
 753         for compiler in (host_c_compiler, c_compiler):
 754             if compiler and compiler.type == "clang":
 755                 clang = compiler.compiler
 756                 break
 757             elif compiler and compiler.type == "clang-cl":
 758                 clang = os.path.join(os.path.dirname(compiler.compiler), "clang")
 759                 break
 760
 761         if not clang and bindgen_config_paths:
 762             clang = bindgen_config_paths.clang_path
 763         tool = name
 764         if clang:
 765             out = check_cmd_output(
 766                 clang, "--print-prog-name=%s" % tool, onerror=lambda: None
 767             )
 768             if out:
 769                 tool = out.rstrip()
 770         return (tool,)
 771
 772     return llvm_tool
 773
 774
 775 llvm_objdump = check_prog(
 776     "LLVM_OBJDUMP",
 777     llvm_tool("llvm-objdump"),
 778     what="llvm-objdump",
 779     when="--enable-compile-environment",
 780     paths=clang_search_path,
 781 )
 782
 783 add_old_configure_assignment("LLVM_OBJDUMP", llvm_objdump)
 784
 785
 786 @depends(llvm_tool("llvm-readelf"), toolchain_prefix)
 787 def readelf(llvm_readelf, toolchain_prefix):
 788     commands = [llvm_readelf[0], "readelf"]
 789     for prefix in toolchain_prefix or ():
 790         commands.insert(1, "%sreadelf" % prefix)
 791     return tuple(commands)
 792
 793
 794 def validate_readelf(path):
 795     # llvm-readelf from llvm < 8 doesn't support the GNU binutils-compatible `-d`
 796     # flag. We could try running `$path -d $some_binary` but we might be cross
 797     # compiling and not have a binary at hand to run that against. `$path -d` alone
 798     # would fail whether the flag is supported or not. So we resort to look for the
 799     # option in the `--help` output, which fortunately, s compatible between
 800     # llvm-readelf and readelf.
 801     retcode, stdout, stderr = get_cmd_output(path, "--help")
 802     return retcode == 0 and any(l.startswith("  -d ") for l in stdout.splitlines())
 803
 804
 805 @depends("--enable-compile-environment", target, host)
 806 def readelf_when(compile_env, target, host):
 807     return compile_env and any(
 808         x.kernel not in ("Darwin", "WINNT") for x in (target, host)
 809     )
 810
 811
 812 check_prog(
 813     "READELF",
 814     readelf,
 815     what="readelf",
 816     when=readelf_when,
 817     paths=clang_search_path,
 818     validate=validate_readelf,
 819 )
 820
 821 option("--enable-dtrace", help="Build with dtrace support")
 822
 823 dtrace = check_header(
 824     "sys/sdt.h",
 825     when="--enable-dtrace",
 826     onerror=lambda: die("dtrace enabled but sys/sdt.h not found"),
 827 )
 828
 829 set_config("HAVE_DTRACE", True, when=dtrace)
 830 set_define("INCLUDE_MOZILLA_DTRACE", True, when=dtrace)
 831 add_old_configure_assignment("enable_dtrace", "yes", when=dtrace)
 832
 833
 834 option("--disable-icf", help="Disable Identical Code Folding")
 835
 836 add_old_configure_assignment(
 837     "MOZ_DISABLE_ICF", "1", when=depends("--enable-icf")(lambda x: not x)
 838 )
 839
 840
 841 option(
 842     "--enable-strip",
 843     when=compile_environment,
 844     help="Enable stripping of libs & executables",
 845 )
 846
 847 # This should be handled as a `when` once bug 1617793 is fixed.
 848
 849
 850 @depends("--enable-strip", c_compiler, when=compile_environment)
 851 def enable_strip(strip, c_compiler):
 852     if strip and c_compiler.type != "clang-cl":
 853         return True
 854
 855
 856 set_config("ENABLE_STRIP", enable_strip)
 857
 858 option(
 859     "--disable-install-strip",
 860     when=compile_environment,
 861     help="Enable stripping of libs & executables when packaging",
 862 )
 863
 864 # This should be handled as a `when` once bug 1617793 is fixed.
 865
 866
 867 @depends("--enable-install-strip", c_compiler, when=compile_environment)
 868 def enable_install_strip(strip, c_compiler):
 869     if strip and c_compiler.type != "clang-cl":
 870         return True
 871
 872
 873 set_config("PKG_STRIP", enable_install_strip)
 874
 875
 876 @depends("--enable-strip", "--enable-install-strip", when=compile_environment)
 877 def strip(strip, install_strip):
 878     return strip or install_strip
 879
 880
 881 option(env="STRIP_FLAGS", nargs=1, when=strip, help="Flags for the strip command")
 882
 883
 884 @depends("STRIP_FLAGS", profiling, target, when=strip)
 885 def strip_flags(flags, profiling, target):
 886     if flags:
 887         return flags[0].split()
 888     if profiling:
 889         # Only strip debug info and symbols when profiling is enabled, keeping
 890         # local symbols.
 891         if target.kernel == "Darwin":
 892             return ["-S"]
 893         elif target.os == "Android":
 894             # The tooling we use with Android supports detached symbols, and the
 895             # size increase caused by local symbols are too much for mobile. So,
 896             # don't restrict the amount of stripping with a flag.
 897             return
 898         else:
 899             return ["--strip-debug"]
 900     # Otherwise strip everything we can, which happens without flags on non-Darwin.
 901     # On Darwin, it tries to strip things it can't, so we need to limit its scope.
 902     elif target.kernel == "Darwin":
 903         return ["-x", "-S"]
 904
 905
 906 set_config("STRIP_FLAGS", strip_flags)
 907
 908
 909 @depends(js_standalone, target)
 910 def system_zlib_default(js_standalone, target):
 911     return js_standalone and target.kernel not in ("WINNT", "Darwin")
 912
 913
 914 option(
 915     "--with-system-zlib",
 916     nargs="?",
 917     default=system_zlib_default,
 918     help="{Use|Do not use} system libz",
 919 )
 920
 921
 922 @depends("--with-system-zlib")
 923 def deprecated_system_zlib_path(value):
 924     if len(value) == 1:
 925         die(
 926             "--with-system-zlib=PATH is not supported anymore. Please use "
 927             "--with-system-zlib and set any necessary pkg-config environment variable."
 928         )
 929
 930
 931 pkg_check_modules("MOZ_ZLIB", "zlib >= 1.2.3", when="--with-system-zlib")
 932
 933 set_config("MOZ_SYSTEM_ZLIB", True, when="--with-system-zlib")
 934
 935
 936 @depends("--with-system-zlib", js_shared, moz_linker, target.os)
 937 def zlib_in_mozglue(system_zlib, js_shared, linker, os):
 938     if not system_zlib and (js_shared or linker or os == "Android"):
 939         return True
 940
 941
 942 set_config("ZLIB_IN_MOZGLUE", zlib_in_mozglue)
 943 set_define("ZLIB_IN_MOZGLUE", zlib_in_mozglue)
 944
 945
 946 # Please do not add configure checks from here on.
 947
 948 # Fallthrough to autoconf-based configure
 949 include("build/moz.configure/old.configure")
 950
 951 # JS Subconfigure.
 952 include("js/sub.configure", when=compile_environment & toolkit)
 953
 954
 955 @depends(build_environment, build_project)
 956 @imports("__sandbox__")
 957 @imports("glob")
 958 @imports(_from="os.path", _import="exists")
 959 def config_status_deps(build_env, build_project):
 960
 961     topsrcdir = build_env.topsrcdir
 962     topobjdir = build_env.topobjdir
 963
 964     if not topobjdir.endswith("js/src"):
 965         extra_deps = [os.path.join(topobjdir, ".mozconfig.json")]
 966     else:
 967         # mozconfig changes may impact js configure.
 968         extra_deps = [os.path.join(topobjdir[:-7], ".mozconfig.json")]
 969
 970     confvars = os.path.join(topsrcdir, build_project, "confvars.sh")
 971     if exists(confvars):
 972         extra_deps.append(confvars)
 973
 974     return (
 975         list(__sandbox__._all_paths)
 976         + extra_deps
 977         + [
 978             os.path.join(topsrcdir, "CLOBBER"),
 979             os.path.join(topsrcdir, "configure.in"),
 980             os.path.join(topsrcdir, "js", "src", "configure.in"),
 981             os.path.join(topsrcdir, "nsprpub", "configure"),
 982             os.path.join(topsrcdir, "config", "milestone.txt"),
 983             os.path.join(topsrcdir, "browser", "config", "version.txt"),
 984             os.path.join(topsrcdir, "browser", "config", "version_display.txt"),
 985             os.path.join(topsrcdir, "build", "build_virtualenv_packages.txt"),
 986             os.path.join(topsrcdir, "build", "common_virtualenv_packages.txt"),
 987             os.path.join(topsrcdir, "build", "mach_virtualenv_packages.txt"),
 988             os.path.join(topsrcdir, "python", "mach", "mach", "site.py"),
 989             os.path.join(topsrcdir, "aclocal.m4"),
 990             os.path.join(topsrcdir, "old-configure.in"),
 991             os.path.join(topsrcdir, "js", "src", "aclocal.m4"),
 992             os.path.join(topsrcdir, "js", "src", "old-configure.in"),
 993         ]
 994         + glob.glob(os.path.join(topsrcdir, "build", "autoconf", "*.m4"))
 995     )
 996
 997
 998 set_config("CONFIG_STATUS_DEPS", config_status_deps)
 999 # Please do not add anything after setting config_dep_paths.