Configured for a max line length of 120 characters.
psf/black is very opinionated and purposely doesn't leave much room for
configuration. The output is mostly OK so that should be fine for us,
but some things worth noting:
- Manually wrapped strings will be reflowed, so by using a line length
of 120 for the sake of preserving readability for our long command
calls, it also means that some manually wrapped strings are back on
the same line and should be manually merged again.
- Code generators using string concatenation extensively look awful,
since black puts each operand on a single line. We need to refactor
these generators to use more pythonic string formatting, for which
many options are available (`%`, `format` or f-strings).
- CI checks and a pre-commit hook will be added to ensure that future
buildsystem changes are well-formatted.
(cherry picked from commit cd4e46ee65
)
192 lines
6.2 KiB
Python
192 lines
6.2 KiB
Python
import os
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import sys
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from methods import detect_darwin_sdk_path
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def is_active():
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return True
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def get_name():
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return "OSX"
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def can_build():
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if sys.platform == "darwin" or ("OSXCROSS_ROOT" in os.environ):
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return True
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return False
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def get_opts():
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from SCons.Variables import BoolVariable, EnumVariable
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return [
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("osxcross_sdk", "OSXCross SDK version", "darwin14"),
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("MACOS_SDK_PATH", "Path to the macOS SDK", ""),
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EnumVariable("debug_symbols", "Add debugging symbols to release builds", "yes", ("yes", "no", "full")),
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BoolVariable("separate_debug_symbols", "Create a separate file containing debugging symbols", False),
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BoolVariable("use_ubsan", "Use LLVM/GCC compiler undefined behavior sanitizer (UBSAN)", False),
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BoolVariable("use_asan", "Use LLVM/GCC compiler address sanitizer (ASAN))", False),
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BoolVariable("use_tsan", "Use LLVM/GCC compiler thread sanitizer (TSAN))", False),
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]
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def get_flags():
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return []
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def configure(env):
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## Build type
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if env["target"] == "release":
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if env["optimize"] == "speed": # optimize for speed (default)
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env.Prepend(CCFLAGS=["-O3", "-fomit-frame-pointer", "-ftree-vectorize", "-msse2"])
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else: # optimize for size
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env.Prepend(CCFLAGS=["-Os", "-ftree-vectorize", "-msse2"])
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if env["debug_symbols"] == "yes":
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env.Prepend(CCFLAGS=["-g1"])
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if env["debug_symbols"] == "full":
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env.Prepend(CCFLAGS=["-g2"])
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elif env["target"] == "release_debug":
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if env["optimize"] == "speed": # optimize for speed (default)
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env.Prepend(CCFLAGS=["-O2"])
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else: # optimize for size
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env.Prepend(CCFLAGS=["-Os"])
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env.Prepend(CPPDEFINES=["DEBUG_ENABLED"])
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if env["debug_symbols"] == "yes":
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env.Prepend(CCFLAGS=["-g1"])
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if env["debug_symbols"] == "full":
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env.Prepend(CCFLAGS=["-g2"])
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elif env["target"] == "debug":
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env.Prepend(CCFLAGS=["-g3"])
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env.Prepend(CPPDEFINES=["DEBUG_ENABLED", "DEBUG_MEMORY_ENABLED"])
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## Architecture
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# Mac OS X no longer runs on 32-bit since 10.7 which is unsupported since 2014
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# As such, we only support 64-bit
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env["bits"] = "64"
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## Compiler configuration
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# Save this in environment for use by other modules
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if "OSXCROSS_ROOT" in os.environ:
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env["osxcross"] = True
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if not "osxcross" in env: # regular native build
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env.Append(CCFLAGS=["-arch", "x86_64"])
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env.Append(LINKFLAGS=["-arch", "x86_64"])
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if env["macports_clang"] != "no":
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mpprefix = os.environ.get("MACPORTS_PREFIX", "/opt/local")
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mpclangver = env["macports_clang"]
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env["CC"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang"
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env["LINK"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang++"
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env["CXX"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/clang++"
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env["AR"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-ar"
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env["RANLIB"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-ranlib"
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env["AS"] = mpprefix + "/libexec/llvm-" + mpclangver + "/bin/llvm-as"
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env.Append(CPPDEFINES=["__MACPORTS__"]) # hack to fix libvpx MM256_BROADCASTSI128_SI256 define
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else:
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env["CC"] = "clang"
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env["CXX"] = "clang++"
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detect_darwin_sdk_path("osx", env)
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env.Append(CCFLAGS=["-isysroot", "$MACOS_SDK_PATH"])
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env.Append(LINKFLAGS=["-isysroot", "$MACOS_SDK_PATH"])
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else: # osxcross build
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root = os.environ.get("OSXCROSS_ROOT", 0)
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basecmd = root + "/target/bin/x86_64-apple-" + env["osxcross_sdk"] + "-"
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ccache_path = os.environ.get("CCACHE")
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if ccache_path is None:
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env["CC"] = basecmd + "cc"
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env["CXX"] = basecmd + "c++"
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else:
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# there aren't any ccache wrappers available for OS X cross-compile,
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# to enable caching we need to prepend the path to the ccache binary
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env["CC"] = ccache_path + " " + basecmd + "cc"
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env["CXX"] = ccache_path + " " + basecmd + "c++"
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env["AR"] = basecmd + "ar"
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env["RANLIB"] = basecmd + "ranlib"
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env["AS"] = basecmd + "as"
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env.Append(CPPDEFINES=["__MACPORTS__"]) # hack to fix libvpx MM256_BROADCASTSI128_SI256 define
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if env["CXX"] == "clang++":
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env.Append(CPPDEFINES=["TYPED_METHOD_BIND"])
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env["CC"] = "clang"
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env["LINK"] = "clang++"
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if env["use_ubsan"] or env["use_asan"] or env["use_tsan"]:
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env.extra_suffix += "s"
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if env["use_ubsan"]:
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env.Append(CCFLAGS=["-fsanitize=undefined"])
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env.Append(LINKFLAGS=["-fsanitize=undefined"])
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if env["use_asan"]:
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env.Append(CCFLAGS=["-fsanitize=address"])
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env.Append(LINKFLAGS=["-fsanitize=address"])
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if env["use_tsan"]:
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env.Append(CCFLAGS=["-fsanitize=thread"])
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env.Append(LINKFLAGS=["-fsanitize=thread"])
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## Dependencies
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if env["builtin_libtheora"]:
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env["x86_libtheora_opt_gcc"] = True
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## Flags
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env.Prepend(CPPPATH=["#platform/osx"])
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env.Append(
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CPPDEFINES=[
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"OSX_ENABLED",
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"UNIX_ENABLED",
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"GLES_ENABLED",
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"APPLE_STYLE_KEYS",
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"COREAUDIO_ENABLED",
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"COREMIDI_ENABLED",
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]
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)
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env.Append(
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LINKFLAGS=[
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"-framework",
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"Cocoa",
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"-framework",
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"Carbon",
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"-framework",
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"OpenGL",
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"-framework",
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"AGL",
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"-framework",
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"AudioUnit",
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"-framework",
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"CoreAudio",
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"-framework",
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"CoreMIDI",
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"-lz",
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"-framework",
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"IOKit",
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"-framework",
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"ForceFeedback",
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"-framework",
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"AVFoundation",
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"-framework",
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"CoreMedia",
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"-framework",
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"CoreVideo",
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]
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)
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env.Append(LIBS=["pthread"])
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env.Append(CCFLAGS=["-mmacosx-version-min=10.9"])
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env.Append(LINKFLAGS=["-mmacosx-version-min=10.9"])
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