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|
{
'variables': {
'configuring_node%': 0,
'asan%': 0,
'werror': '', # Turn off -Werror in V8 build.
'visibility%': 'hidden', # V8's visibility setting
'target_arch%': 'ia32', # set v8's target architecture
'host_arch%': 'ia32', # set v8's host architecture
'want_separate_host_toolset%': 0, # V8 should not build target and host
'library%': 'static_library', # allow override to 'shared_library' for DLL/.so builds
'component%': 'static_library', # NB. these names match with what V8 expects
'msvs_multi_core_compile': '0', # we do enable multicore compiles, but not using the V8 way
'enable_pgo_generate%': '0',
'enable_pgo_use%': '0',
'python%': 'python',
'node_shared%': 'false',
'force_dynamic_crt%': 0,
'node_use_v8_platform%': 'true',
'node_use_bundled_v8%': 'true',
'node_module_version%': '',
'node_with_ltcg%': '',
'node_shared_openssl%': 'false',
'node_tag%': '',
'uv_library%': 'static_library',
'clang%': 0,
'error_on_warn%': 'false',
'openssl_fips%': '',
'openssl_no_asm%': 0,
# Don't use ICU data file (icudtl.dat) from V8, we use our own.
'icu_use_data_file_flag%': 0,
# Reset this number to 0 on major V8 upgrades.
# Increment by one for each non-official patch applied to deps/v8.
'v8_embedder_string': '-node.8',
##### V8 defaults for Node.js #####
# Turn on SipHash for hash seed generation, addresses HashWick
'v8_use_siphash': 'true',
# These are more relevant for V8 internal development.
# Refs: https://github.com/nodejs/node/issues/23122
# Refs: https://github.com/nodejs/node/issues/23167
# Enable compiler warnings when using V8_DEPRECATED apis from V8 code.
'v8_deprecation_warnings': 0,
# Enable compiler warnings when using V8_DEPRECATE_SOON apis from V8 code.
'v8_imminent_deprecation_warnings': 0,
# Enable disassembler for `--print-code` v8 options
'v8_enable_disassembler': 1,
# Sets -dOBJECT_PRINT.
'v8_enable_object_print%': 1,
# https://github.com/nodejs/node/pull/22920/files#r222779926
'v8_enable_handle_zapping': 0,
# Disable pointer compression. Can be enabled at build time via configure
# options but default values are required here as this file is also used by
# node-gyp to build addons.
'v8_enable_pointer_compression%': 0,
'v8_enable_31bit_smis_on_64bit_arch%': 0,
# Disable V8 untrusted code mitigations.
# See https://github.com/v8/v8/wiki/Untrusted-code-mitigations
'v8_untrusted_code_mitigations': 0,
# This is more of a V8 dev setting
# https://github.com/nodejs/node/pull/22920/files#r222779926
'v8_enable_fast_mksnapshot': 0,
'v8_win64_unwinding_info': 1,
# TODO(refack): make v8-perfetto happen
'v8_use_perfetto': 0,
##### end V8 defaults #####
'conditions': [
['OS == "win"', {
'os_posix': 0,
'v8_postmortem_support%': 0,
'obj_dir': '<(PRODUCT_DIR)/obj',
'v8_base': '<(PRODUCT_DIR)/lib/libv8_snapshot.a',
}, {
'os_posix': 1,
'v8_postmortem_support%': 1,
}],
['GENERATOR == "ninja"', {
'obj_dir': '<(PRODUCT_DIR)/obj',
'v8_base': '<(PRODUCT_DIR)/obj/tools/v8_gypfiles/libv8_snapshot.a',
}, {
'obj_dir%': '<(PRODUCT_DIR)/obj.target',
'v8_base': '<(PRODUCT_DIR)/obj.target/tools/v8_gypfiles/libv8_snapshot.a',
}],
['openssl_fips != ""', {
'openssl_product': '<(STATIC_LIB_PREFIX)crypto<(STATIC_LIB_SUFFIX)',
}, {
'openssl_product': '<(STATIC_LIB_PREFIX)openssl<(STATIC_LIB_SUFFIX)',
}],
['OS=="mac"', {
'clang%': 1,
'obj_dir%': '<(PRODUCT_DIR)/obj.target',
'v8_base': '<(PRODUCT_DIR)/libv8_snapshot.a',
}],
['target_arch in "ppc64 s390x"', {
'v8_enable_backtrace': 1,
}],
['OS=="linux"', {
'node_section_ordering_info%': ''
}]
],
},
'target_defaults': {
'default_configuration': 'Release',
'configurations': {
'Debug': {
'variables': {
'v8_enable_handle_zapping': 1,
'conditions': [
['node_shared != "true"', {
'MSVC_runtimeType': 1, # MultiThreadedDebug (/MTd)
}, {
'MSVC_runtimeType': 3, # MultiThreadedDebugDLL (/MDd)
}],
],
},
'defines': [ 'DEBUG', '_DEBUG', 'V8_ENABLE_CHECKS' ],
'cflags': [ '-g', '-O0' ],
'conditions': [
['OS=="aix"', {
'cflags': [ '-gxcoff' ],
'ldflags': [ '-Wl,-bbigtoc' ],
}],
['OS == "android"', {
'cflags': [ '-fPIC' ],
'ldflags': [ '-fPIC' ]
}],
],
'msvs_settings': {
'VCCLCompilerTool': {
'BasicRuntimeChecks': 3, # /RTC1
'MinimalRebuild': 'false',
'OmitFramePointers': 'false',
'Optimization': 0, # /Od, no optimization
'RuntimeLibrary': '<(MSVC_runtimeType)',
},
'VCLinkerTool': {
'LinkIncremental': 2, # enable incremental linking
},
},
'xcode_settings': {
'GCC_OPTIMIZATION_LEVEL': '0', # stop gyp from defaulting to -Os
},
},
'Release': {
'variables': {
'v8_enable_handle_zapping': 0,
'pgo_generate': ' -fprofile-generate ',
'pgo_use': ' -fprofile-use -fprofile-correction ',
'lto': ' -flto=4 -fuse-linker-plugin -ffat-lto-objects ',
'conditions': [
['node_shared != "true"', {
'MSVC_runtimeType': 0 # MultiThreaded (/MT)
}, {
'MSVC_runtimeType': 2 # MultiThreadedDLL (/MD)
}],
],
},
'cflags': [ '-O3' ],
'conditions': [
['OS=="linux"', {
'conditions': [
['node_section_ordering_info!=""', {
'cflags': [
'-fuse-ld=gold',
'-ffunction-sections',
],
'ldflags': [
'-fuse-ld=gold',
'-Wl,--section-ordering-file=<(node_section_ordering_info)',
],
}],
],
}],
['OS=="solaris"', {
# pull in V8's postmortem metadata
'ldflags': [ '-Wl,-z,allextract' ]
}],
['OS!="mac" and OS!="win"', {
'cflags': [ '-fno-omit-frame-pointer' ],
}],
['OS=="linux"', {
'conditions': [
['enable_pgo_generate=="true"', {
'cflags': ['<(pgo_generate)'],
'ldflags': ['<(pgo_generate)'],
},],
['enable_pgo_use=="true"', {
'cflags': ['<(pgo_use)'],
'ldflags': ['<(pgo_use)'],
},],
['enable_lto=="true"', {
'cflags': ['<(lto)'],
'ldflags': ['<(lto)'],
},],
],
},],
['OS == "android"', {
'cflags': [ '-fPIC' ],
'ldflags': [ '-fPIC' ]
}],
],
'msvs_settings': {
'VCCLCompilerTool': {
'conditions': [
['target_arch=="arm64"', {
'FloatingPointModel': 1 # /fp:strict
}]
],
'EnableFunctionLevelLinking': 'true',
'EnableIntrinsicFunctions': 'true',
'FavorSizeOrSpeed': 1, # /Ot, favor speed over size
'InlineFunctionExpansion': 2, # /Ob2, inline anything eligible
'OmitFramePointers': 'true',
'Optimization': 3, # /Ox, full optimization
'RuntimeLibrary': '<(MSVC_runtimeType)',
'RuntimeTypeInfo': 'false',
}
},
'xcode_settings': {
'GCC_OPTIMIZATION_LEVEL': '3', # stop gyp from defaulting to -Os
},
}
},
# Defines these mostly for node-gyp to pickup, and warn addon authors of
# imminent V8 deprecations, also to sync how dependencies are configured.
'defines': [
'V8_DEPRECATION_WARNINGS',
'V8_IMMINENT_DEPRECATION_WARNINGS',
'_GLIBCXX_USE_CXX11_ABI=1',
],
# Forcibly disable -Werror. We support a wide range of compilers, it's
# simply not feasible to squelch all warnings, never mind that the
# libraries in deps/ are not under our control.
'conditions': [
[ 'error_on_warn=="false"', {
'cflags!': ['-Werror'],
}, '(_target_name!="<(node_lib_target_name)" or '
'_target_name!="<(node_core_target_name)")', {
'cflags!': ['-Werror'],
}],
],
'msvs_settings': {
'VCCLCompilerTool': {
'BufferSecurityCheck': 'true',
'DebugInformationFormat': 1, # /Z7 embed info in .obj files
'ExceptionHandling': 0, # /EHsc
'MultiProcessorCompilation': 'true',
'StringPooling': 'true', # pool string literals
'SuppressStartupBanner': 'true',
'WarnAsError': 'false',
'WarningLevel': 3, # /W3
},
'VCLinkerTool': {
'target_conditions': [
['_type=="executable"', {
'SubSystem': 1, # /SUBSYSTEM:CONSOLE
}],
],
'conditions': [
['target_arch=="ia32"', {
'TargetMachine' : 1, # /MACHINE:X86
}],
['target_arch=="x64"', {
'TargetMachine' : 17, # /MACHINE:X64
}],
['target_arch=="arm64"', {
'TargetMachine' : 0, # NotSet. MACHINE:ARM64 is inferred from the input files.
}],
],
'GenerateDebugInformation': 'true',
'SuppressStartupBanner': 'true',
},
},
# Disable warnings:
# - "C4251: class needs to have dll-interface"
# - "C4275: non-DLL-interface used as base for DLL-interface"
# Over 10k of these warnings are generated when compiling node,
# originating from v8.h. Most of them are false positives.
# See also: https://github.com/nodejs/node/pull/15570
# TODO: re-enable when Visual Studio fixes these upstream.
#
# - "C4267: conversion from 'size_t' to 'int'"
# Many any originate from our dependencies, and their sheer number
# drowns out other, more legitimate warnings.
# - "C4244: conversion from 'type1' to 'type2', possible loss of data"
# Ususaly safe. Disable for `dep`, enable for `src`
'msvs_disabled_warnings': [4351, 4355, 4800, 4251, 4275, 4244, 4267],
'msvs_cygwin_shell': 0, # prevent actions from trying to use cygwin
'conditions': [
[ 'configuring_node', {
'msvs_configuration_attributes': {
'OutputDirectory': '<(DEPTH)/out/$(Configuration)/',
'IntermediateDirectory': '$(OutDir)obj/$(ProjectName)/'
},
}],
[ 'target_arch=="x64"', {
'msvs_configuration_platform': 'x64',
}],
[ 'target_arch=="arm64"', {
'msvs_configuration_platform': 'arm64',
}],
['asan == 1 and OS != "mac"', {
'cflags+': [
'-fno-omit-frame-pointer',
'-fsanitize=address',
'-fsanitize-address-use-after-scope',
],
'defines': [ 'LEAK_SANITIZER', 'V8_USE_ADDRESS_SANITIZER' ],
'cflags!': [ '-fomit-frame-pointer' ],
'ldflags': [ '-fsanitize=address' ],
}],
['asan == 1 and OS == "mac"', {
'xcode_settings': {
'OTHER_CFLAGS+': [
'-fno-omit-frame-pointer',
'-gline-tables-only',
'-fsanitize=address',
'-DLEAK_SANITIZER'
],
'OTHER_CFLAGS!': [
'-fomit-frame-pointer',
],
},
'target_conditions': [
['_type!="static_library"', {
'xcode_settings': {'OTHER_LDFLAGS': ['-fsanitize=address']},
}],
],
}],
['v8_enable_pointer_compression == 1', {
'defines': ['V8_COMPRESS_POINTERS'],
}],
['v8_enable_pointer_compression == 1 or v8_enable_31bit_smis_on_64bit_arch == 1', {
'defines': ['V8_31BIT_SMIS_ON_64BIT_ARCH'],
}],
['OS == "win"', {
'defines': [
'WIN32',
# we don't really want VC++ warning us about
# how dangerous C functions are...
'_CRT_SECURE_NO_DEPRECATE',
# ... or that C implementations shouldn't use
# POSIX names
'_CRT_NONSTDC_NO_DEPRECATE',
# Make sure the STL doesn't try to use exceptions
'_HAS_EXCEPTIONS=0',
'BUILDING_V8_SHARED=1',
'BUILDING_UV_SHARED=1',
],
}],
[ 'OS in "linux freebsd openbsd solaris aix"', {
'cflags': [ '-pthread' ],
'ldflags': [ '-pthread' ],
}],
[ 'OS in "linux freebsd openbsd solaris android aix cloudabi"', {
'cflags': [ '-Wall', '-Wextra', '-Wno-unused-parameter', ],
'cflags_cc': [ '-fno-rtti', '-fno-exceptions', '-std=gnu++1y' ],
'defines': [ '__STDC_FORMAT_MACROS' ],
'ldflags': [ '-rdynamic' ],
'target_conditions': [
# The 1990s toolchain on SmartOS can't handle thin archives.
['_type=="static_library" and OS=="solaris"', {
'standalone_static_library': 1,
}],
['OS=="openbsd"', {
'cflags': [ '-I/usr/local/include' ],
'ldflags': [ '-Wl,-z,wxneeded' ],
}],
],
'conditions': [
[ 'target_arch=="ia32"', {
'cflags': [ '-m32' ],
'ldflags': [ '-m32' ],
}],
[ 'target_arch=="x32"', {
'cflags': [ '-mx32' ],
'ldflags': [ '-mx32' ],
}],
[ 'target_arch=="x64"', {
'cflags': [ '-m64' ],
'ldflags': [ '-m64' ],
}],
[ 'target_arch=="ppc" and OS!="aix"', {
'cflags': [ '-m32' ],
'ldflags': [ '-m32' ],
}],
[ 'target_arch=="ppc64" and OS!="aix"', {
'cflags': [ '-m64', '-mminimal-toc' ],
'ldflags': [ '-m64' ],
}],
[ 'target_arch=="s390x"', {
'cflags': [ '-m64', '-march=z196' ],
'ldflags': [ '-m64', '-march=z196' ],
}],
[ 'OS=="solaris"', {
'cflags': [ '-pthreads' ],
'ldflags': [ '-pthreads' ],
'cflags!': [ '-pthread' ],
'ldflags!': [ '-pthread' ],
}],
[ 'node_shared=="true"', {
'cflags': [ '-fPIC' ],
}],
],
}],
[ 'OS=="aix"', {
'variables': {
# Used to differentiate `AIX` and `OS400`(IBM i).
'aix_variant_name': '<!(uname -s)',
},
'cflags': [ '-maix64', ],
'ldflags!': [ '-rdynamic', ],
'ldflags': [
'-Wl,-bbigtoc',
'-maix64',
],
'conditions': [
[ '"<(aix_variant_name)"=="OS400"', { # a.k.a. `IBM i`
'ldflags': [
'-Wl,-blibpath:/QOpenSys/pkgs/lib:/QOpenSys/usr/lib',
'-Wl,-brtl',
],
}, { # else it's `AIX`
# Disable the following compiler warning:
#
# warning: visibility attribute not supported in this
# configuration; ignored [-Wattributes]
#
# This is gcc complaining about __attribute((visibility("default"))
# in static library builds. Legitimate but harmless and it drowns
# out more relevant warnings.
'cflags': [ '-Wno-attributes' ],
'ldflags': [
'-Wl,-blibpath:/usr/lib:/lib:/opt/freeware/lib/pthread/ppc64',
],
}],
],
}],
['OS=="android"', {
'target_conditions': [
['_toolset=="target"', {
'defines': [ '_GLIBCXX_USE_C99_MATH' ],
'libraries': [ '-llog' ],
}],
['_toolset=="host"', {
'cflags': [ '-pthread' ],
'ldflags': [ '-pthread' ],
}],
],
}],
['OS=="mac"', {
'defines': ['_DARWIN_USE_64_BIT_INODE=1'],
'xcode_settings': {
'ALWAYS_SEARCH_USER_PATHS': 'NO',
'GCC_CW_ASM_SYNTAX': 'NO', # No -fasm-blocks
'GCC_DYNAMIC_NO_PIC': 'NO', # No -mdynamic-no-pic
# (Equivalent to -fPIC)
'GCC_ENABLE_CPP_EXCEPTIONS': 'NO', # -fno-exceptions
'GCC_ENABLE_CPP_RTTI': 'NO', # -fno-rtti
'GCC_ENABLE_PASCAL_STRINGS': 'NO', # No -mpascal-strings
'PREBINDING': 'NO', # No -Wl,-prebind
'MACOSX_DEPLOYMENT_TARGET': '10.13', # -mmacosx-version-min=10.13
'USE_HEADERMAP': 'NO',
'OTHER_CFLAGS': [
'-fno-strict-aliasing',
],
'WARNING_CFLAGS': [
'-Wall',
'-Wendif-labels',
'-W',
'-Wno-unused-parameter',
],
},
'target_conditions': [
['_type!="static_library"', {
'xcode_settings': {
'OTHER_LDFLAGS': [
'-Wl,-search_paths_first'
],
},
}],
],
'conditions': [
['target_arch=="ia32"', {
'xcode_settings': {'ARCHS': ['i386']},
}],
['target_arch=="x64"', {
'xcode_settings': {'ARCHS': ['x86_64']},
}],
['target_arch=="arm64"', {
'xcode_settings': {
'ARCHS': ['arm64'],
'OTHER_LDFLAGS!': [
'-Wl,-no_pie',
],
},
}],
['clang==1', {
'xcode_settings': {
'GCC_VERSION': 'com.apple.compilers.llvm.clang.1_0',
'CLANG_CXX_LANGUAGE_STANDARD': 'gnu++1y', # -std=gnu++1y
'CLANG_CXX_LIBRARY': 'libc++',
},
}],
],
}],
['OS=="freebsd" and node_use_dtrace=="true"', {
'libraries': [ '-lelf' ],
}],
['OS=="freebsd"', {
'ldflags': [
'-Wl,--export-dynamic',
],
}],
# if node is built as an executable,
# the openssl mechanism for keeping itself "dload"-ed to ensure proper
# atexit cleanup does not apply
['node_shared_openssl!="true" and node_shared!="true"', {
'defines': [
# `OPENSSL_NO_PINSHARED` prevents openssl from dload
# current node executable,
# see https://github.com/nodejs/node/pull/21848
# or https://github.com/nodejs/node/issues/27925
'OPENSSL_NO_PINSHARED'
],
}],
['node_shared_openssl!="true"', {
# `OPENSSL_THREADS` is defined via GYP for openSSL for all architectures.
'defines': [
'OPENSSL_THREADS',
],
}],
['node_shared_openssl!="true" and openssl_no_asm==1', {
'defines': [
'OPENSSL_NO_ASM',
],
}],
],
}
}
|