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import os
import sys
import subprocess
from methods import detect_darwin_sdk_path
def is_active():
return True
def get_name():
return "OSX"
def can_build():
if (sys.platform == "darwin" or ("OSXCROSS_ROOT" in os.environ)):
return True
return False
def get_opts():
from SCons.Variables import BoolVariable, EnumVariable
return [
('osxcross_sdk', 'OSXCross SDK version', 'darwin14'),
('MACOS_SDK_PATH', 'Path to the macOS SDK', ''),
BoolVariable('use_static_mvk', 'Link MoltenVK statically as Level-0 driver (better portability) or use Vulkan ICD loader (enables validation layers)', False),
EnumVariable('debug_symbols', 'Add debugging symbols to release builds', 'yes', ('yes', 'no', 'full')),
BoolVariable('separate_debug_symbols', 'Create a separate file containing debugging symbols', False),
BoolVariable('use_ubsan', 'Use LLVM/GCC compiler undefined behavior sanitizer (UBSAN)', False),
BoolVariable('use_asan', 'Use LLVM/GCC compiler address sanitizer (ASAN))', False),
BoolVariable('use_tsan', 'Use LLVM/GCC compiler thread sanitizer (TSAN))', False),
]
def get_flags():
return [
]
def configure(env):
## Build type
if (env["target"] == "release"):
if (env["optimize"] == "speed"): #optimize for speed (default)
env.Prepend(CCFLAGS=['-O3', '-fomit-frame-pointer', '-ftree-vectorize', '-msse2'])
else: #optimize for size
env.Prepend(CCFLAGS=['-Os','-ftree-vectorize', '-msse2'])
if (env["debug_symbols"] == "yes"):
env.Prepend(CCFLAGS=['-g1'])
if (env["debug_symbols"] == "full"):
env.Prepend(CCFLAGS=['-g2'])
elif (env["target"] == "release_debug"):
if (env["optimize"] == "speed"): #optimize for speed (default)
env.Prepend(CCFLAGS=['-O2'])
else: #optimize for size
env.Prepend(CCFLAGS=['-Os'])
env.Prepend(CPPDEFINES=['DEBUG_ENABLED'])
if (env["debug_symbols"] == "yes"):
env.Prepend(CCFLAGS=['-g1'])
if (env["debug_symbols"] == "full"):
env.Prepend(CCFLAGS=['-g2'])
elif (env["target"] == "debug"):
env.Prepend(CCFLAGS=['-g3'])
env.Prepend(CPPDEFINES=['DEBUG_ENABLED', 'DEBUG_MEMORY_ENABLED'])
## Architecture
# Mac OS X no longer runs on 32-bit since 10.7 which is unsupported since 2014
# As such, we only support 64-bit
env["bits"] = "64"
## Compiler configuration
# Save this in environment for use by other modules
if "OSXCROSS_ROOT" in os.environ:
env["osxcross"] = True
if not "osxcross" in env: # regular native build
env.Append(CCFLAGS=['-arch', 'x86_64'])
env.Append(LINKFLAGS=['-arch', 'x86_64'])
if (env["macports_clang"] != 'no'):
mpprefix = os.environ.get("MACPORTS_PREFIX", "/opt/local")
mpclangver = env["macports_clang"]
env["CC"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang"
env["LINK"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang++"
env["CXX"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang++"
env['AR'] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-ar"
env['RANLIB'] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-ranlib"
env['AS'] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-as"
env.Append(CPPDEFINES=['__MACPORTS__']) #hack to fix libvpx MM256_BROADCASTSI128_SI256 define
else:
env['CC'] = 'clang'
env['CXX'] = 'clang++'
detect_darwin_sdk_path('osx', env)
env.Append(CCFLAGS=['-isysroot', '$MACOS_SDK_PATH'])
env.Append(LINKFLAGS=['-isysroot', '$MACOS_SDK_PATH'])
else: # osxcross build
root = os.environ.get("OSXCROSS_ROOT", 0)
basecmd = root + "/target/bin/x86_64-apple-" + env["osxcross_sdk"] + "-"
ccache_path = os.environ.get("CCACHE")
if ccache_path is None:
env['CC'] = basecmd + "cc"
env['CXX'] = basecmd + "c++"
else:
# there aren't any ccache wrappers available for OS X cross-compile,
# to enable caching we need to prepend the path to the ccache binary
env['CC'] = ccache_path + ' ' + basecmd + "cc"
env['CXX'] = ccache_path + ' ' + basecmd + "c++"
env['AR'] = basecmd + "ar"
env['RANLIB'] = basecmd + "ranlib"
env['AS'] = basecmd + "as"
env.Append(CPPDEFINES=['__MACPORTS__']) #hack to fix libvpx MM256_BROADCASTSI128_SI256 define
if (env["CXX"] == "clang++"):
env.Append(CPPDEFINES=['TYPED_METHOD_BIND'])
env["CC"] = "clang"
env["LINK"] = "clang++"
if env['use_ubsan'] or env['use_asan'] or env['use_tsan']:
env.extra_suffix += "s"
if env['use_ubsan']:
env.Append(CCFLAGS=['-fsanitize=undefined'])
env.Append(LINKFLAGS=['-fsanitize=undefined'])
if env['use_asan']:
env.Append(CCFLAGS=['-fsanitize=address'])
env.Append(LINKFLAGS=['-fsanitize=address'])
if env['use_tsan']:
env.Append(CCFLAGS=['-fsanitize=thread'])
env.Append(LINKFLAGS=['-fsanitize=thread'])
## Dependencies
if env['builtin_libtheora']:
env["x86_libtheora_opt_gcc"] = True
## Flags
env.Prepend(CPPPATH=['#platform/osx'])
env.Append(CPPDEFINES=['OSX_ENABLED', 'UNIX_ENABLED', 'APPLE_STYLE_KEYS', 'COREAUDIO_ENABLED', 'COREMIDI_ENABLED'])
env.Append(LINKFLAGS=['-framework', 'Cocoa', '-framework', 'Carbon', '-framework', 'AudioUnit', '-framework', 'CoreAudio', '-framework', 'CoreMIDI', '-framework', 'IOKit', '-framework', 'ForceFeedback', '-framework', 'CoreVideo', '-framework', 'AVFoundation', '-framework', 'CoreMedia'])
env.Append(LIBS=['pthread', 'z'])
env.Append(CPPDEFINES=['VULKAN_ENABLED'])
env.Append(LINKFLAGS=['-framework', 'Metal', '-framework', 'QuartzCore', '-framework', 'IOSurface'])
if (env['use_static_mvk']):
env.Append(LINKFLAGS=['-framework', 'MoltenVK'])
env['builtin_vulkan'] = False
elif not env['builtin_vulkan']:
env.Append(LIBS=['vulkan'])
#env.Append(CPPDEFINES=['GLES_ENABLED', 'OPENGL_ENABLED'])
env.Append(CCFLAGS=['-mmacosx-version-min=10.11'])
env.Append(LINKFLAGS=['-mmacosx-version-min=10.11'])
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