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 imply_option(
  18     "--enable-artifact-build-symbols",
  19     depends(artifact_builds)(lambda v: False if v is None else None),
  20     reason="--disable-artifact-builds",
  21 )
  22
  23 option(
  24     "--enable-artifact-build-symbols",
  25     nargs="?",
  26     choices=("full",),
  27     help="Download symbols when artifact builds are enabled.",
  28 )
  29
  30
  31 @depends("--enable-artifact-build-symbols", "MOZ_AUTOMATION", target)
  32 def enable_artifact_build_symbols(value, automation, target):
  33     if len(value):
  34         return value[0]
  35     if bool(value):
  36         if target.os == "Android" and not automation:
  37             return "full"
  38         return True
  39     return None
  40
  41
  42 set_config("MOZ_ARTIFACT_BUILD_SYMBOLS", enable_artifact_build_symbols)
  43
  44
  45 @depends("--enable-artifact-builds")
  46 def imply_disable_compile_environment(value):
  47     if value:
  48         return False
  49
  50
  51 option(
  52     env="MOZ_COPY_PDBS",
  53     help="For builds that do not support symbols in the normal fashion,"
  54     " generate and copy them into the resulting build archive.",
  55 )
  56
  57 set_config("MOZ_COPY_PDBS", depends_if("MOZ_COPY_PDBS")(lambda _: True))
  58
  59 imply_option("--enable-compile-environment", imply_disable_compile_environment)
  60
  61 option("--disable-compile-environment", help="Disable compiler/library checks")
  62
  63
  64 @depends("--disable-compile-environment")
  65 def compile_environment(compile_env):
  66     if compile_env:
  67         return True
  68
  69
  70 set_config("COMPILE_ENVIRONMENT", compile_environment)
  71 add_old_configure_assignment("COMPILE_ENVIRONMENT", compile_environment)
  72
  73 option("--disable-tests", help="Do not build test libraries & programs")
  74
  75
  76 @depends("--disable-tests")
  77 def enable_tests(value):
  78     if value:
  79         return True
  80
  81
  82 set_config("ENABLE_TESTS", enable_tests)
  83 set_define("ENABLE_TESTS", enable_tests)
  84
  85
  86 @depends(enable_tests)
  87 def gtest_has_rtti(value):
  88     if value:
  89         return "0"
  90
  91
  92 set_define("GTEST_HAS_RTTI", gtest_has_rtti)
  93
  94
  95 @depends(target, enable_tests)
  96 def linux_gtest_defines(target, enable_tests):
  97     if enable_tests and target.os == "Android":
  98         return namespace(os_linux_android=True, use_own_tr1_tuple=True, has_clone="0")
  99
 100
 101 set_define("GTEST_OS_LINUX_ANDROID", linux_gtest_defines.os_linux_android)
 102 set_define("GTEST_USE_OWN_TR1_TUPLE", linux_gtest_defines.use_own_tr1_tuple)
 103 set_define("GTEST_HAS_CLONE", linux_gtest_defines.has_clone)
 104
 105 option(
 106     "--enable-debug",
 107     nargs="?",
 108     help="Enable building with developer debug info "
 109     "(using the given compiler flags).",
 110 )
 111
 112
 113 @depends("--enable-debug")
 114 def moz_debug(debug):
 115     if debug:
 116         return bool(debug)
 117
 118
 119 set_config("MOZ_DEBUG", moz_debug)
 120 set_define("MOZ_DEBUG", moz_debug)
 121 # Override any value MOZ_DEBUG may have from the environment when passing it
 122 # down to old-configure.
 123 add_old_configure_assignment("MOZ_DEBUG", depends("--enable-debug")(lambda x: bool(x)))
 124
 125 set_config(
 126     "MOZ_DIAGNOSTIC_ASSERT_ENABLED",
 127     True,
 128     when=moz_debug | milestone.is_early_beta_or_earlier,
 129 )
 130 set_define(
 131     "MOZ_DIAGNOSTIC_ASSERT_ENABLED",
 132     True,
 133     when=moz_debug | milestone.is_early_beta_or_earlier,
 134 )
 135
 136 option(
 137     "--with-debug-label",
 138     nargs="+",
 139     help="Debug DEBUG_<value> for each comma-separated value given",
 140 )
 141
 142
 143 @depends(moz_debug, "--with-debug-label")
 144 def debug_defines(debug, labels):
 145     if debug:
 146         return ["DEBUG"] + ["DEBUG_%s" % label for label in labels]
 147     return ["NDEBUG", "TRIMMED"]
 148
 149
 150 set_config("MOZ_DEBUG_DEFINES", debug_defines)
 151
 152 option(env="MOZ_PGO", help="Build with profile guided optimizations")
 153
 154 set_config("MOZ_PGO", depends("MOZ_PGO")(lambda x: bool(x)))
 155
 156
 157 # Imply --enable-release when MOZILLA_OFFICIAL is set rather than adjusting the
 158 # default so that we can't have both MOZILLA_OFFICIAL and --disable-release set.
 159 imply_option("--enable-release", mozilla_official)
 160
 161 option(
 162     "--enable-release",
 163     default=milestone.is_release_or_beta | depends("MOZ_AUTOMATION")(lambda x: bool(x)),
 164     help="{Build|Do not build} with more conservative, release "
 165     "engineering-oriented options.{ This may slow down builds.|}",
 166 )
 167
 168
 169 @depends("--enable-release")
 170 def developer_options(value):
 171     if not value:
 172         return True
 173
 174
 175 add_old_configure_assignment("DEVELOPER_OPTIONS", developer_options)
 176 set_config("DEVELOPER_OPTIONS", developer_options)
 177
 178
 179 # hybrid build handling
 180 # ==============================================================
 181
 182 option(
 183     "--disable-unified-build",
 184     help="Enable building modules in non unified context",
 185 )
 186
 187 set_config("ENABLE_UNIFIED_BUILD", True, when="--disable-unified-build")
 188
 189
 190 include("build/moz.configure/bootstrap.configure")
 191
 192
 193 # The execution model of the configure sandbox doesn't allow for
 194 # check_prog to use bootstrap_search_path directly because check_prog
 195 # comes first, so we use a trick to allow it. Uses of check_prog
 196 # happening before here won't allow bootstrap.
 197 @template
 198 def check_prog(*args, **kwargs):
 199     kwargs["bootstrap_search_path"] = bootstrap_search_path
 200     return check_prog(*args, **kwargs)
 201
 202
 203 check_prog("WGET", ("wget",), allow_missing=True)
 204
 205
 206 include("build/moz.configure/toolchain.configure", when="--enable-compile-environment")
 207
 208 include("build/moz.configure/pkg.configure")
 209 include("build/moz.configure/memory.configure", when="--enable-compile-environment")
 210 include("build/moz.configure/headers.configure", when="--enable-compile-environment")
 211 include("build/moz.configure/warnings.configure", when="--enable-compile-environment")
 212 include("build/moz.configure/flags.configure", when="--enable-compile-environment")
 213 include("build/moz.configure/lto-pgo.configure", when="--enable-compile-environment")
 214 # rust.configure is included by js/moz.configure.
 215
 216 option("--enable-valgrind", help="Enable Valgrind integration hooks")
 217
 218 valgrind_h = check_header("valgrind/valgrind.h", when="--enable-valgrind")
 219
 220
 221 @depends("--enable-valgrind", valgrind_h)
 222 def check_valgrind(valgrind, valgrind_h):
 223     if valgrind:
 224         if not valgrind_h:
 225             die("--enable-valgrind specified but Valgrind is not installed")
 226         return True
 227
 228
 229 set_define("MOZ_VALGRIND", check_valgrind)
 230 set_config("MOZ_VALGRIND", check_valgrind)
 231
 232
 233 @depends(target, host)
 234 def is_openbsd(target, host):
 235     return target.kernel == "OpenBSD" or host.kernel == "OpenBSD"
 236
 237
 238 option(
 239     env="SO_VERSION",
 240     nargs=1,
 241     default="1.0",
 242     when=is_openbsd,
 243     help="Shared library version for OpenBSD systems",
 244 )
 245
 246
 247 @depends("SO_VERSION", when=is_openbsd)
 248 def so_version(value):
 249     return value
 250
 251
 252 @template
 253 def library_name_info_template(host_or_target):
 254     assert host_or_target in {host, target}
 255     windows_abi = {
 256         host: host_windows_abi,
 257         target: target_windows_abi,
 258     }[host_or_target]
 259
 260     @depends(host_or_target, host_or_target.abi | windows_abi, so_version)
 261     def library_name_info_impl(host_or_target, windows_abi, so_version):
 262         if host_or_target.kernel == "WINNT":
 263             # There aren't artifacts for mingw builds, so it's OK that the
 264             # results are inaccurate in that case.
 265             if windows_abi and windows_abi != "msvc":
 266                 return namespace(
 267                     dll=namespace(prefix="", suffix=".dll"),
 268                     lib=namespace(prefix="lib", suffix="a"),
 269                     import_lib=namespace(prefix="lib", suffix="a"),
 270                     obj=namespace(prefix="", suffix="o"),
 271                 )
 272
 273             return namespace(
 274                 dll=namespace(prefix="", suffix=".dll"),
 275                 lib=namespace(prefix="", suffix="lib"),
 276                 import_lib=namespace(prefix="", suffix="lib"),
 277                 obj=namespace(prefix="", suffix="obj"),
 278             )
 279
 280         elif host_or_target.kernel == "Darwin":
 281             return namespace(
 282                 dll=namespace(prefix="lib", suffix=".dylib"),
 283                 lib=namespace(prefix="lib", suffix="a"),
 284                 import_lib=namespace(prefix=None, suffix=""),
 285                 obj=namespace(prefix="", suffix="o"),
 286             )
 287         elif so_version:
 288             so = ".so.%s" % so_version
 289         else:
 290             so = ".so"
 291
 292         return namespace(
 293             dll=namespace(prefix="lib", suffix=so),
 294             lib=namespace(prefix="lib", suffix="a"),
 295             import_lib=namespace(prefix=None, suffix=""),
 296             obj=namespace(prefix="", suffix="o"),
 297         )
 298
 299     return library_name_info_impl
 300
 301
 302 host_library_name_info = library_name_info_template(host)
 303 library_name_info = library_name_info_template(target)
 304
 305 set_config("DLL_PREFIX", library_name_info.dll.prefix)
 306 set_config("DLL_SUFFIX", library_name_info.dll.suffix)
 307 set_config("HOST_DLL_PREFIX", host_library_name_info.dll.prefix)
 308 set_config("HOST_DLL_SUFFIX", host_library_name_info.dll.suffix)
 309 set_config("LIB_PREFIX", library_name_info.lib.prefix)
 310 set_config("LIB_SUFFIX", library_name_info.lib.suffix)
 311 set_config("OBJ_SUFFIX", library_name_info.obj.suffix)
 312 # Lots of compilation tests depend on this variable being present.
 313 add_old_configure_assignment("OBJ_SUFFIX", library_name_info.obj.suffix)
 314 set_config("IMPORT_LIB_SUFFIX", library_name_info.import_lib.suffix)
 315 set_define(
 316     "MOZ_DLL_PREFIX", depends(library_name_info.dll.prefix)(lambda s: '"%s"' % s)
 317 )
 318 set_define(
 319     "MOZ_DLL_SUFFIX", depends(library_name_info.dll.suffix)(lambda s: '"%s"' % s)
 320 )
 321 set_config("HOST_LIB_PREFIX", host_library_name_info.lib.prefix)
 322 set_config("HOST_IMPORT_LIB_SUFFIX", host_library_name_info.import_lib.suffix)
 323 set_config("WASM_OBJ_SUFFIX", "wasm")
 324
 325
 326 @template
 327 def llvm_tool(name):
 328     @depends(host_c_compiler, c_compiler, bindgen_config_paths)
 329     def llvm_tool(host_c_compiler, c_compiler, bindgen_config_paths):
 330         clang = None
 331         for compiler in (host_c_compiler, c_compiler):
 332             if compiler and compiler.type == "clang":
 333                 clang = compiler.compiler
 334                 break
 335             elif compiler and compiler.type == "clang-cl":
 336                 clang = os.path.join(os.path.dirname(compiler.compiler), "clang")
 337                 break
 338
 339         if not clang and bindgen_config_paths:
 340             clang = bindgen_config_paths.clang_path
 341         tool = name
 342         if clang:
 343             out = check_cmd_output(
 344                 clang, "--print-prog-name=%s" % tool, onerror=lambda: None
 345             )
 346             if out:
 347                 tool = out.rstrip()
 348         return (tool,)
 349
 350     return llvm_tool
 351
 352
 353 @template
 354 def plain_llvm_or_prefixed(name):
 355     @depends(llvm_tool(f"llvm-{name}"), toolchain_prefix)
 356     def plain_llvm_or_prefixed(llvm_tool, toolchain_prefix):
 357         commands = [llvm_tool[0], name]
 358         for prefix in toolchain_prefix or ():
 359             commands.insert(1, f"{prefix}{name}")
 360         return tuple(commands)
 361
 362     return plain_llvm_or_prefixed
 363
 364
 365 llvm_objdump = check_prog(
 366     "LLVM_OBJDUMP",
 367     llvm_tool("llvm-objdump"),
 368     what="llvm-objdump",
 369     when="--enable-compile-environment",
 370     paths=clang_search_path,
 371 )
 372
 373 add_old_configure_assignment("LLVM_OBJDUMP", llvm_objdump)
 374
 375
 376 def validate_readelf(path):
 377     # llvm-readelf from llvm < 8 doesn't support the GNU binutils-compatible `-d`
 378     # flag. We could try running `$path -d $some_binary` but we might be cross
 379     # compiling and not have a binary at hand to run that against. `$path -d` alone
 380     # would fail whether the flag is supported or not. So we resort to look for the
 381     # option in the `--help` output, which fortunately, s compatible between
 382     # llvm-readelf and readelf.
 383     retcode, stdout, stderr = get_cmd_output(path, "--help")
 384     return retcode == 0 and any(l.startswith("  -d ") for l in stdout.splitlines())
 385
 386
 387 @depends("--enable-compile-environment", target, host)
 388 def readelf_when(compile_env, target, host):
 389     return compile_env and any(
 390         x.kernel not in ("Darwin", "WINNT") for x in (target, host)
 391     )
 392
 393
 394 readelf = check_prog(
 395     "READELF",
 396     plain_llvm_or_prefixed("readelf"),
 397     when=readelf_when,
 398     paths=clang_search_path,
 399     validate=validate_readelf,
 400 )
 401
 402
 403 def validate_objcopy(path):
 404     if "llvm-objcopy" not in path:
 405         return True
 406     # llvm-objcopy doesn't support --only-keep-debug before llvm 9.0.
 407     retcode, stdout, stderr = get_cmd_output(path, "--help")
 408     return retcode == 0 and any(
 409         l.startswith("  --only-keep-debug ") for l in stdout.splitlines()
 410     )
 411
 412
 413 check_prog(
 414     "OBJCOPY",
 415     plain_llvm_or_prefixed("objcopy"),
 416     when=readelf_when,
 417     paths=clang_search_path,
 418     validate=validate_objcopy,
 419 )
 420
 421
 422 # Make `profiling` available to this file even when js/moz.configure
 423 # doesn't end up included.
 424 profiling = dependable(False)
 425 # Same for js_standalone
 426 js_standalone = dependable(False)
 427 js_shared = dependable(False)
 428 moz_linker = dependable(False)
 429 # Same for fold_libs
 430 fold_libs = dependable(False)
 431 # And dmd
 432 dmd = dependable(False)
 433
 434 include(include_project_configure)
 435
 436
 437 @depends("--help")
 438 @imports(_from="mozbuild.backend", _import="backends")
 439 def build_backends_choices(_):
 440     return tuple(backends)
 441
 442
 443 @deprecated_option("--enable-build-backend", nargs="+", choices=build_backends_choices)
 444 def build_backend(backends):
 445     if backends:
 446         return tuple("+%s" % b for b in backends)
 447
 448
 449 imply_option("--build-backends", build_backend)
 450
 451
 452 @depends(
 453     host,
 454     target,
 455     "--enable-artifact-builds",
 456     "--disable-compile-environment",
 457     "--enable-project",
 458     "--enable-application",
 459     "--help",
 460 )
 461 @imports("sys")
 462 def build_backend_defaults(
 463     host,
 464     target,
 465     artifact_builds,
 466     compile_environment,
 467     project,
 468     application,
 469     _,
 470 ):
 471     if application:
 472         project = application[0]
 473     elif project:
 474         project = project[0]
 475
 476     if artifact_builds:
 477         all_backends = ["FasterMake+RecursiveMake"]
 478     else:
 479         all_backends = ["RecursiveMake", "FasterMake"]
 480     if (
 481         host.os == "WINNT"
 482         and target.os == "WINNT"
 483         and compile_environment
 484         and project not in ("mobile/android", "memory", "tools/update-programs")
 485     ):
 486         all_backends.append("VisualStudio")
 487     if compile_environment and project not in ("memory", "tools/update-programs"):
 488         all_backends.append("Clangd")
 489     return tuple(all_backends) or None
 490
 491
 492 option(
 493     "--build-backends",
 494     nargs="+",
 495     default=build_backend_defaults,
 496     choices=build_backends_choices,
 497     help="Build backends to generate",
 498 )
 499
 500
 501 @depends("--build-backends")
 502 def build_backends(backends):
 503     return backends
 504
 505
 506 set_config("BUILD_BACKENDS", build_backends)
 507
 508
 509 # Determine whether to build the gtest xul. This happens in automation
 510 # on Android and Desktop platforms with the exception of:
 511 #  - Windows PGO, where linking xul-gtest.dll takes too long;
 512 #  - Android other than x86_64, where gtest is not required.
 513 @depends(
 514     build_project,
 515     target,
 516     "MOZ_AUTOMATION",
 517     enable_tests,
 518     when="--enable-compile-environment",
 519 )
 520 def build_gtest(build_project, target, automation, enable_tests):
 521     return bool(
 522         enable_tests
 523         and automation
 524         and build_project in ("browser", "comm/mail", "mobile/android")
 525         and not (target.os == "Android" and target.cpu != "x86_64")
 526     )
 527
 528
 529 option(
 530     "--enable-gtest-in-build",
 531     default=build_gtest,
 532     help="{Enable|Force disable} building the gtest libxul during the build.",
 533     when="--enable-compile-environment",
 534 )
 535
 536 set_config("LINK_GTEST_DURING_COMPILE", True, when="--enable-gtest-in-build")
 537
 538 # Localization
 539 # ==============================================================
 540 option(
 541     "--enable-ui-locale",
 542     default="en-US",
 543     help="Select the user interface locale (default: en-US)",
 544 )
 545
 546 set_config("MOZ_UI_LOCALE", depends("--enable-ui-locale")(lambda x: x))
 547
 548 option(
 549     "--enable-icu4x",
 550     help="An experiment to use ICU4X instead of ICU4C. See intl/ICU4X.md",
 551 )
 552
 553 set_config("MOZ_ICU4X", True, when="--enable-icu4x")
 554
 555 # clang-plugin location
 556 # ==============================================================
 557
 558
 559 @depends(host_library_name_info, build_environment, when="--enable-clang-plugin")
 560 def clang_plugin_path(library_name_info, build_env):
 561     topobjdir = build_env.topobjdir
 562     if topobjdir.endswith("/js/src"):
 563         topobjdir = topobjdir[:-7]
 564     return os.path.abspath(
 565         os.path.join(
 566             topobjdir,
 567             "build",
 568             "clang-plugin",
 569             "%sclang-plugin%s"
 570             % (library_name_info.dll.prefix, library_name_info.dll.suffix),
 571         )
 572     )
 573
 574
 575 set_config("CLANG_PLUGIN", clang_plugin_path)
 576 add_old_configure_assignment("CLANG_PLUGIN", clang_plugin_path)
 577
 578
 579 # Awk detection
 580 # ==============================================================
 581 awk = check_prog("AWK", ("gawk", "mawk", "nawk", "awk"), paths=prefer_mozillabuild_path)
 582
 583 # Until the AWK variable is not necessary in old-configure
 584
 585
 586 @depends(awk)
 587 def awk_for_old_configure(value):
 588     return value
 589
 590
 591 add_old_configure_assignment("AWK", awk_for_old_configure)
 592
 593
 594 # GNU make detection
 595 # ==============================================================
 596 option(env="MAKE", nargs=1, help="Path to GNU make")
 597
 598
 599 @depends("MAKE", host)
 600 def possible_makes(make, host):
 601     candidates = []
 602     if make:
 603         candidates.append(make[0])
 604     if host.kernel == "WINNT":
 605         candidates.extend(("mozmake", "mingw32-make", "make", "gmake"))
 606     else:
 607         candidates.extend(("gmake", "make"))
 608     return candidates
 609
 610
 611 check_prog("GMAKE", possible_makes, bootstrap="mozmake")
 612
 613 # watchman detection
 614 # ==============================================================
 615
 616 option(env="WATCHMAN", nargs=1, help="Path to the watchman program")
 617
 618
 619 @depends(host, "WATCHMAN")
 620 @checking("for watchman", callback=lambda w: w.path if w else "not found")
 621 def watchman(host, prog):
 622     # On Windows, `watchman` is only supported on 64-bit hosts.
 623     if host.os == "WINNT" and host.cpu != "x86_64":
 624         return
 625
 626     if not prog:
 627         prog = find_program("watchman")
 628
 629     if not prog:
 630         return
 631
 632     # `watchman version` will talk to the Watchman daemon service.
 633     # This can hang due to permissions problems. e.g.
 634     # https://github.com/facebook/watchman/issues/376. So use
 635     # `watchman --version` to prevent a class of failures.
 636     out = check_cmd_output(prog, "--version", onerror=lambda: None)
 637     if out is None:
 638         return
 639
 640     return namespace(path=prog, version=Version(out.strip()))
 641
 642
 643 @depends_if(watchman)
 644 @checking("for watchman version")
 645 def watchman_version(w):
 646     return w.version
 647
 648
 649 set_config("WATCHMAN", watchman.path)
 650
 651
 652 @depends_all(hg_version, hg_config, watchman)
 653 @checking("for watchman Mercurial integration")
 654 @imports("os")
 655 def watchman_hg(hg_version, hg_config, watchman):
 656     if hg_version < Version("3.8"):
 657         return "no (Mercurial 3.8+ required)"
 658
 659     ext_enabled = False
 660     mode_disabled = False
 661
 662     for k in ("extensions.fsmonitor", "extensions.hgext.fsmonitor"):
 663         if k in hg_config and hg_config[k] != "!":
 664             ext_enabled = True
 665
 666     mode_disabled = hg_config.get("fsmonitor.mode") == "off"
 667
 668     if not ext_enabled:
 669         return "no (fsmonitor extension not enabled)"
 670     if mode_disabled:
 671         return "no (fsmonitor.mode=off disables fsmonitor)"
 672
 673     return True
 674
 675
 676 # Miscellaneous programs
 677 # ==============================================================
 678 check_prog("XARGS", ("xargs",))
 679
 680
 681 @depends(target)
 682 def extra_programs(target):
 683     if target.kernel == "Darwin":
 684         return namespace(
 685             MKFSHFS=("newfs_hfs", "mkfs.hfsplus"),
 686             HFS_TOOL=("hfsplus",),
 687         )
 688     if target.os == "GNU" and target.kernel == "Linux":
 689         return namespace(RPMBUILD=("rpmbuild",))
 690
 691
 692 check_prog("MKFSHFS", extra_programs.MKFSHFS, allow_missing=True)
 693 check_prog("HFS_TOOL", extra_programs.HFS_TOOL, allow_missing=True)
 694 check_prog("RPMBUILD", extra_programs.RPMBUILD, allow_missing=True)
 695
 696
 697 nsis = check_prog(
 698     "MAKENSISU",
 699     ("makensis",),
 700     bootstrap="nsis/bin",
 701     allow_missing=True,
 702     when=target_is_windows,
 703 )
 704
 705 # Make sure the version of makensis is up to date.
 706
 707
 708 @depends_if(nsis)
 709 @checking("for NSIS version")
 710 @imports("re")
 711 def nsis_version(nsis):
 712     nsis_min_version = "3.0b1"
 713
 714     def onerror():
 715         return die("Failed to get nsis version.")
 716
 717     out = check_cmd_output(nsis, "-version", onerror=onerror)
 718
 719     m = re.search(r"(?<=v)[0-9]+\.[0-9]+((a|b|rc)[0-9]+)?", out)
 720
 721     if not m:
 722         raise FatalCheckError("Unknown version of makensis")
 723     ver = Version(m.group(0))
 724
 725     # Versions comparisons don't quite work well with beta versions, so ensure
 726     # it works for the non-beta version.
 727     if ver < nsis_min_version and (ver >= "3.0a" or ver < "3"):
 728         raise FatalCheckError(
 729             "To build the installer you must have NSIS"
 730             " version %s or greater in your path" % nsis_min_version
 731         )
 732
 733     return ver
 734
 735
 736 # And that makensis is 32-bit (but only on Windows).
 737 @depends_if(nsis, when=depends(host)(lambda h: h.kernel == "WINNT"))
 738 @checking("for 32-bit NSIS")
 739 def nsis_binary_type(nsis):
 740     bin_type = windows_binary_type(nsis)
 741     if bin_type != "win32":
 742         raise FatalCheckError("%s is not a 32-bit Windows application" % nsis)
 743
 744     return "yes"
 745
 746
 747 # And any flags we have to give to makensis
 748 @depends(host)
 749 def nsis_flags(host):
 750     if host.kernel != "WINNT":
 751         return "-nocd"
 752     return ""
 753
 754
 755 set_config("MAKENSISU_FLAGS", nsis_flags)
 756
 757 check_prog("7Z", ("7z", "7za"), allow_missing=True, when=target_is_windows)
 758 check_prog("UPX", ("upx",), allow_missing=True, when=target_is_windows)
 759
 760
 761 check_prog(
 762     "DSYMUTIL",
 763     llvm_tool("dsymutil"),
 764     when=compile_environment & target_is_darwin,
 765     paths=clang_search_path,
 766 )
 767
 768
 769 check_prog(
 770     "OTOOL",
 771     plain_llvm_or_prefixed("otool"),
 772     when=compile_environment & target_is_darwin,
 773     paths=clang_search_path,
 774 )
 775
 776 check_prog(
 777     "INSTALL_NAME_TOOL",
 778     plain_llvm_or_prefixed("install-name-tool"),
 779     when=compile_environment & target_is_darwin & js_standalone,
 780     paths=clang_search_path,
 781 )
 782
 783 option("--enable-dtrace", help="Build with dtrace support")
 784
 785 dtrace = check_header(
 786     "sys/sdt.h",
 787     when="--enable-dtrace",
 788     onerror=lambda: die("dtrace enabled but sys/sdt.h not found"),
 789 )
 790
 791 set_config("HAVE_DTRACE", True, when=dtrace)
 792 set_define("INCLUDE_MOZILLA_DTRACE", True, when=dtrace)
 793 add_old_configure_assignment("enable_dtrace", "yes", when=dtrace)
 794
 795
 796 option("--disable-icf", help="Disable Identical Code Folding")
 797
 798 add_old_configure_assignment(
 799     "MOZ_DISABLE_ICF", "1", when=depends("--enable-icf")(lambda x: not x)
 800 )
 801
 802
 803 option(
 804     "--enable-strip",
 805     when=compile_environment,
 806     help="Enable stripping of libs & executables",
 807 )
 808
 809 # This should be handled as a `when` once bug 1617793 is fixed.
 810
 811
 812 @depends("--enable-strip", c_compiler, when=compile_environment)
 813 def enable_strip(strip, c_compiler):
 814     if strip and c_compiler.type != "clang-cl":
 815         return True
 816
 817
 818 set_config("ENABLE_STRIP", enable_strip)
 819
 820 option(
 821     "--disable-install-strip",
 822     when=compile_environment,
 823     help="Enable stripping of libs & executables when packaging",
 824 )
 825
 826 # This should be handled as a `when` once bug 1617793 is fixed.
 827
 828
 829 @depends("--enable-install-strip", c_compiler, when=compile_environment)
 830 def enable_install_strip(strip, c_compiler):
 831     if strip and c_compiler.type != "clang-cl":
 832         return True
 833
 834
 835 set_config("PKG_STRIP", enable_install_strip)
 836
 837
 838 @depends("--enable-strip", "--enable-install-strip", when=compile_environment)
 839 def strip(strip, install_strip):
 840     return strip or install_strip
 841
 842
 843 option(env="STRIP_FLAGS", nargs=1, when=strip, help="Flags for the strip command")
 844
 845
 846 @depends("STRIP_FLAGS", profiling, target, when=strip)
 847 def strip_flags(flags, profiling, target):
 848     if flags:
 849         return flags[0].split()
 850     if profiling:
 851         # Only strip debug info and symbols when profiling is enabled, keeping
 852         # local symbols.
 853         if target.kernel == "Darwin":
 854             return ["-S"]
 855         elif target.os == "Android":
 856             # The tooling we use with Android supports detached symbols, and the
 857             # size increase caused by local symbols are too much for mobile. So,
 858             # don't restrict the amount of stripping with a flag.
 859             return
 860         else:
 861             return ["--strip-debug"]
 862     # Otherwise strip everything we can, which happens without flags on non-Darwin.
 863     # On Darwin, it tries to strip things it can't, so we need to limit its scope.
 864     elif target.kernel == "Darwin":
 865         return ["-x", "-S"]
 866
 867
 868 set_config("STRIP_FLAGS", strip_flags)
 869
 870
 871 def validate_strip(path):
 872     if "llvm-strip" not in path:
 873         return True
 874     # llvm-strip doesn't support -S before llvm 8.0.
 875     retcode, stdout, stderr = get_cmd_output(path, "--help")
 876     return retcode == 0 and any(l.startswith("  -S ") for l in stdout.splitlines())
 877
 878
 879 @depends("--enable-compile-environment", target, host)
 880 def strip_when(compile_env, target, host):
 881     return compile_env and any(x.kernel != "WINNT" for x in (target, host))
 882
 883
 884 check_prog(
 885     "STRIP",
 886     plain_llvm_or_prefixed("strip"),
 887     when=strip_when,
 888     paths=clang_search_path,
 889     validate=validate_strip,
 890 )
 891
 892
 893 @depends(js_standalone, target)
 894 def system_zlib_default(js_standalone, target):
 895     return (
 896         js_standalone
 897         and target.kernel not in ("WINNT", "Darwin")
 898         and target.os != "Android"
 899     )
 900
 901
 902 option(
 903     "--with-system-zlib",
 904     nargs="?",
 905     default=system_zlib_default,
 906     help="{Use|Do not use} system libz",
 907 )
 908
 909
 910 @depends("--with-system-zlib")
 911 def deprecated_system_zlib_path(value):
 912     if len(value) == 1:
 913         die(
 914             "--with-system-zlib=PATH is not supported anymore. Please use "
 915             "--with-system-zlib and set any necessary pkg-config environment variable."
 916         )
 917
 918
 919 pkg_check_modules("MOZ_ZLIB", "zlib >= 1.2.3", when="--with-system-zlib")
 920
 921 set_config("MOZ_SYSTEM_ZLIB", True, when="--with-system-zlib")
 922
 923
 924 @depends("--with-system-zlib", js_shared, moz_linker, target.os)
 925 def zlib_in_mozglue(system_zlib, js_shared, linker, os):
 926     if not system_zlib and (js_shared or linker or os == "Android"):
 927         return True
 928
 929
 930 set_config("ZLIB_IN_MOZGLUE", zlib_in_mozglue)
 931 set_define("ZLIB_IN_MOZGLUE", zlib_in_mozglue)
 932
 933
 934 # Please do not add configure checks from here on.
 935
 936 # Fallthrough to autoconf-based configure
 937 include("build/moz.configure/old.configure")
 938
 939 # JS Subconfigure.
 940 include("js/sub.configure", when=compile_environment & toolkit)
 941
 942
 943 @depends(build_environment, configure_cache)
 944 @imports(_import="json")
 945 @imports(_from="pathlib", _import="Path")
 946 def save_cache(build_environment, configure_cache):
 947     cache_file = Path(build_environment.topobjdir) / "configure.cache"
 948
 949     with cache_file.open(mode="w") as fd:
 950         json.dump(configure_cache, fd, indent=4)
 951
 952
 953 @depends(build_environment, build_project)
 954 @imports("__sandbox__")
 955 @imports("glob")
 956 @imports(_from="os.path", _import="exists")
 957 def config_status_deps(build_env, build_project):
 958
 959     topsrcdir = build_env.topsrcdir
 960     topobjdir = build_env.topobjdir
 961
 962     if not topobjdir.endswith("js/src"):
 963         extra_deps = [os.path.join(topobjdir, ".mozconfig.json")]
 964     else:
 965         # mozconfig changes may impact js configure.
 966         extra_deps = [os.path.join(topobjdir[:-7], ".mozconfig.json")]
 967
 968     confvars = os.path.join(topsrcdir, build_project, "confvars.sh")
 969     if exists(confvars):
 970         extra_deps.append(confvars)
 971
 972     return (
 973         list(__sandbox__._all_paths)
 974         + extra_deps
 975         + [
 976             os.path.join(topsrcdir, "CLOBBER"),
 977             os.path.join(topsrcdir, "configure"),
 978             os.path.join(topsrcdir, "js", "src", "configure"),
 979             os.path.join(topsrcdir, "nsprpub", "configure"),
 980             os.path.join(topsrcdir, "config", "milestone.txt"),
 981             os.path.join(topsrcdir, "browser", "config", "version.txt"),
 982             os.path.join(topsrcdir, "browser", "config", "version_display.txt"),
 983             os.path.join(topsrcdir, "python", "sites", "build.txt"),
 984             os.path.join(topsrcdir, "python", "sites", "common.txt"),
 985             os.path.join(topsrcdir, "python", "sites", "mach.txt"),
 986             os.path.join(topsrcdir, "python", "mach", "mach", "site.py"),
 987             os.path.join(topsrcdir, "aclocal.m4"),
 988             os.path.join(topsrcdir, "old-configure.in"),
 989             os.path.join(topsrcdir, "js", "src", "aclocal.m4"),
 990             os.path.join(topsrcdir, "js", "src", "old-configure.in"),
 991         ]
 992         + glob.glob(os.path.join(topsrcdir, "build", "autoconf", "*.m4"))
 993     )
 994
 995
 996 set_config("CONFIG_STATUS_DEPS", config_status_deps)
 997 # Please do not add anything after setting config_dep_paths.