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|
{
'variables': {
'visibility%': 'hidden',
'library%': 'static_library', # allow override to 'shared_library' for DLL/.so builds
'component%': 'static_library',
'host_arch%': '',
'target_arch%': ''
},
'target_defaults': {
'default_configuration': 'Debug',
'configurations': {
'Debug': {
'defines': [ 'DEBUG', '_DEBUG' ],
'cflags': [ '-g', '-O0' ],
'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'
}
},
'Release': {
'defines': [ 'NDEBUG' ],
'cflags': [
'-O3',
'-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
],
},
'VCLinkerTool': {
'GenerateDebugInformation': 'true',
'RandomizedBaseAddress': 2, # enable ASLR
'DataExecutionPrevention': 2, # enable DEP
'AllowIsolation': 'true',
'SuppressStartupBanner': 'true',
'target_conditions': [
['_type=="executable"', {
'SubSystem': 1, # console executable
}],
],
},
},
'xcode_settings': {
'ALWAYS_SEARCH_USER_PATHS': 'NO',
'GCC_CW_ASM_SYNTAX': 'NO', # No -fasm-blocks
'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
'GCC_WARN_ABOUT_MISSING_NEWLINE': 'YES', # -Wnewline-eof
'PREBINDING': 'NO', # No -Wl,-prebind
'USE_HEADERMAP': 'NO',
'WARNING_CFLAGS': [
'-Wall',
'-Wendif-labels',
'-W',
'-Wno-unused-parameter'
]
},
'conditions': [
['OS == "win"', {
'msvs_cygwin_shell': 0, # prevent actions from trying to use cygwin
'defines': [
'WIN32',
# we don't 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'
],
}],
[ 'OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris"', {
'variables': {
'gcc_version%': '<!(python build/gcc_version.py)>)'
},
'cflags': [ '-Wall' ],
'cflags_cc': [ '-fno-rtti', '-fno-exceptions' ],
'conditions': [
[ 'host_arch != target_arch and target_arch=="ia32"', {
'cflags': [ '-m32' ],
'ldflags': [ '-m32' ]
}],
[ 'OS=="linux"', {
'cflags': [ '-ansi' ]
}],
[ 'visibility=="hidden" and gcc_version >= "4.0.0"', {
'cflags': [ '-fvisibility=hidden' ]
}],
]
}]
],
'target_conditions': [
['_type!="static_library"', {
'cflags': [ '-fPIC' ],
'xcode_settings': {
'GCC_DYNAMIC_NO_PIC': 'NO', # No -mdynamic-no-pic
# (Equivalent to -fPIC)
'OTHER_LDFLAGS': [ '-Wl,-search_paths_first' ]
}
}]
]
}
}
|
