| { |
| 'variables': { |
| 'visibility%': 'hidden', # V8's visibility setting |
| 'target_arch%': 'ia32', # set v8's target architecture |
| 'host_arch%': 'ia32', # set v8's host architecture |
| '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 |
| 'gcc_version%': 'unknown', |
| 'clang%': 0, |
| }, |
| |
| 'target_defaults': { |
| 'default_configuration': 'Debug', |
| 'configurations': { |
| 'Debug': { |
| 'defines': [ 'DEBUG', '_DEBUG' ], |
| 'cflags': [ '-g', '-O0', '-fwrapv' ], |
| 'msvs_settings': { |
| 'VCCLCompilerTool': { |
| 'target_conditions': [ |
| ['library=="static_library"', { |
| 'RuntimeLibrary': 1, # static debug |
| }, { |
| 'RuntimeLibrary': 3, # DLL debug |
| }], |
| ], |
| 'Optimization': 0, # /Od, no optimization |
| 'MinimalRebuild': 'false', |
| 'OmitFramePointers': 'false', |
| 'BasicRuntimeChecks': 3, # /RTC1 |
| }, |
| 'VCLinkerTool': { |
| 'LinkIncremental': 2, # enable incremental linking |
| }, |
| }, |
| 'xcode_settings': { |
| 'GCC_OPTIMIZATION_LEVEL': '0', |
| 'OTHER_CFLAGS': [ '-Wno-strict-aliasing' ], |
| }, |
| 'conditions': [ |
| ['OS != "win"', { |
| 'defines': [ 'EV_VERIFY=2' ], |
| }], |
| ] |
| }, |
| 'Release': { |
| 'defines': [ 'NDEBUG' ], |
| 'cflags': [ |
| '-O3', |
| '-fstrict-aliasing', |
| '-fomit-frame-pointer', |
| '-fdata-sections', |
| '-ffunction-sections', |
| ], |
| 'msvs_settings': { |
| 'VCCLCompilerTool': { |
| 'target_conditions': [ |
| ['library=="static_library"', { |
| 'RuntimeLibrary': 0, # static release |
| }, { |
| 'RuntimeLibrary': 2, # debug release |
| }], |
| ], |
| 'Optimization': 3, # /Ox, full optimization |
| 'FavorSizeOrSpeed': 1, # /Ot, favour speed over size |
| 'InlineFunctionExpansion': 2, # /Ob2, inline anything eligible |
| 'WholeProgramOptimization': 'true', # /GL, whole program optimization, needed for LTCG |
| 'OmitFramePointers': 'true', |
| 'EnableFunctionLevelLinking': 'true', |
| 'EnableIntrinsicFunctions': 'true', |
| }, |
| 'VCLibrarianTool': { |
| 'AdditionalOptions': [ |
| '/LTCG', # link time code generation |
| ], |
| }, |
| 'VCLinkerTool': { |
| 'LinkTimeCodeGeneration': 1, # link-time code generation |
| 'OptimizeReferences': 2, # /OPT:REF |
| 'EnableCOMDATFolding': 2, # /OPT:ICF |
| 'LinkIncremental': 1, # disable incremental linking |
| }, |
| }, |
| } |
| }, |
| 'msvs_settings': { |
| 'VCCLCompilerTool': { |
| 'StringPooling': 'true', # pool string literals |
| 'DebugInformationFormat': 3, # Generate a PDB |
| 'WarningLevel': 3, |
| 'BufferSecurityCheck': 'true', |
| 'ExceptionHandling': 1, # /EHsc |
| 'SuppressStartupBanner': 'true', |
| 'WarnAsError': 'false', |
| 'AdditionalOptions': [ |
| '/MP', # compile across multiple CPUs |
| ], |
| }, |
| 'VCLibrarianTool': { |
| }, |
| 'VCLinkerTool': { |
| 'GenerateDebugInformation': 'true', |
| 'RandomizedBaseAddress': 2, # enable ASLR |
| 'DataExecutionPrevention': 2, # enable DEP |
| 'AllowIsolation': 'true', |
| 'SuppressStartupBanner': 'true', |
| 'target_conditions': [ |
| ['_type=="executable"', { |
| 'SubSystem': 1, # console executable |
| }], |
| ], |
| }, |
| }, |
| 'conditions': [ |
| ['OS == "win"', { |
| 'msvs_cygwin_shell': 0, # prevent actions from trying to use cygwin |
| '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', |
| ], |
| 'target_conditions': [ |
| ['target_arch=="x64"', { |
| 'msvs_configuration_platform': 'x64' |
| }] |
| ] |
| }], |
| [ 'OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris"', { |
| 'cflags': [ '-Wall' ], |
| 'cflags_cc': [ '-fno-rtti', '-fno-exceptions' ], |
| 'target_conditions': [ |
| ['_type=="static_library"', { |
| 'standalone_static_library': 1, # disable thin archive which needs binutils >= 2.19 |
| }], |
| ], |
| 'conditions': [ |
| [ 'host_arch != target_arch and target_arch=="ia32"', { |
| 'cflags': [ '-m32' ], |
| 'ldflags': [ '-m32' ], |
| }], |
| [ 'OS=="linux"', { |
| 'cflags': [ '-ansi' ], |
| }], |
| [ 'OS=="solaris"', { |
| 'cflags': [ '-pthreads' ], |
| 'ldflags': [ '-pthreads' ], |
| }, { |
| 'cflags': [ '-pthread' ], |
| 'ldflags': [ '-pthread' ], |
| }], |
| [ 'visibility=="hidden" and (clang==1 or gcc_version >= 40)', { |
| 'cflags': [ '-fvisibility=hidden' ], |
| }], |
| ], |
| }], |
| ['OS=="mac"', { |
| '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 |
| # GCC_INLINES_ARE_PRIVATE_EXTERN maps to -fvisibility-inlines-hidden |
| 'GCC_INLINES_ARE_PRIVATE_EXTERN': 'YES', |
| 'GCC_SYMBOLS_PRIVATE_EXTERN': 'YES', # -fvisibility=hidden |
| 'GCC_THREADSAFE_STATICS': 'NO', # -fno-threadsafe-statics |
| 'PREBINDING': 'NO', # No -Wl,-prebind |
| 'USE_HEADERMAP': 'NO', |
| 'OTHER_CFLAGS': [ |
| '-fstrict-aliasing', |
| ], |
| 'WARNING_CFLAGS': [ |
| '-Wall', |
| '-Wendif-labels', |
| '-W', |
| '-Wno-unused-parameter', |
| ], |
| }, |
| 'conditions': [ |
| ['target_arch=="ia32"', { |
| 'xcode_settings': {'ARCHS': ['i386']}, |
| }], |
| ['target_arch=="x64"', { |
| 'xcode_settings': {'ARCHS': ['x86_64']}, |
| }], |
| ], |
| 'target_conditions': [ |
| ['_type!="static_library"', { |
| 'xcode_settings': {'OTHER_LDFLAGS': ['-Wl,-search_paths_first']}, |
| }], |
| ], |
| }], |
| ['OS=="solaris"', { |
| 'cflags': [ '-fno-omit-frame-pointer' ], |
| # pull in V8's postmortem metadata |
| 'ldflags': [ '-Wl,-z,allextract' ] |
| }], |
| ], |
| }, |
| } |