212 lines
7.6 KiB
Python
212 lines
7.6 KiB
Python
import os
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import sys
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from methods import detect_darwin_sdk_path, get_darwin_sdk_version
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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 "iOS"
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def can_build():
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if sys.platform == "darwin":
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if get_darwin_sdk_version("iphone") < 13.0:
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print("Detected iOS SDK version older than 13")
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return False
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return True
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elif "OSXCROSS_IOS" 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
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return [
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(
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"IPHONEPATH",
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"Path to iPhone toolchain",
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"/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain",
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),
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("IPHONESDK", "Path to the iPhone SDK", ""),
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BoolVariable("ios_simulator", "Build for iOS Simulator", False),
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BoolVariable("ios_exceptions", "Enable exceptions", False),
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("ios_triple", "Triple for ios toolchain", ""),
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]
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def get_flags():
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return [
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("tools", False),
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]
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def configure(env):
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## Build type
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if env["target"].startswith("release"):
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env.Append(CPPDEFINES=["NDEBUG", ("NS_BLOCK_ASSERTIONS", 1)])
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if env["optimize"] == "speed": # optimize for speed (default)
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# `-O2` is more friendly to debuggers than `-O3`, leading to better crash backtraces
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# when using `target=release_debug`.
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opt = "-O3" if env["target"] == "release" else "-O2"
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env.Append(CCFLAGS=[opt, "-ftree-vectorize", "-fomit-frame-pointer"])
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env.Append(LINKFLAGS=[opt])
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elif env["optimize"] == "size": # optimize for size
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env.Append(CCFLAGS=["-Os", "-ftree-vectorize"])
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env.Append(LINKFLAGS=["-Os"])
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elif env["target"] == "debug":
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env.Append(CCFLAGS=["-gdwarf-2", "-O0"])
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env.Append(CPPDEFINES=["_DEBUG", ("DEBUG", 1)])
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## LTO
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if env["lto"] == "auto": # Disable by default as it makes linking in Xcode very slow.
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env["lto"] = "none"
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if env["lto"] != "none":
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if env["lto"] == "thin":
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env.Append(CCFLAGS=["-flto=thin"])
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env.Append(LINKFLAGS=["-flto=thin"])
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else:
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env.Append(CCFLAGS=["-flto"])
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env.Append(LINKFLAGS=["-flto"])
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# Architecture
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if env["arch"] == "x86": # i386
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env["bits"] = "32"
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elif env["arch"] == "x86_64":
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env["bits"] = "64"
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elif env["arch"] == "arm" or env["arch"] == "arm32" or env["arch"] == "armv7" or env["bits"] == "32": # arm
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env["arch"] = "arm"
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env["bits"] = "32"
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else: # armv64
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env["arch"] = "arm64"
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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_IOS" in os.environ:
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env["osxcross"] = True
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env["ENV"]["PATH"] = env["IPHONEPATH"] + "/Developer/usr/bin/:" + env["ENV"]["PATH"]
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compiler_path = "$IPHONEPATH/usr/bin/${ios_triple}"
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s_compiler_path = "$IPHONEPATH/Developer/usr/bin/"
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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"] = compiler_path + "clang"
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env["CXX"] = compiler_path + "clang++"
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env["S_compiler"] = s_compiler_path + "gcc"
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else:
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# there aren't any ccache wrappers available for iOS,
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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 + " " + compiler_path + "clang"
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env["CXX"] = ccache_path + " " + compiler_path + "clang++"
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env["S_compiler"] = ccache_path + " " + s_compiler_path + "gcc"
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env["AR"] = compiler_path + "ar"
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env["RANLIB"] = compiler_path + "ranlib"
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## Compile flags
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if env["ios_simulator"]:
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detect_darwin_sdk_path("iphonesimulator", env)
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env.Append(ASFLAGS=["-mios-simulator-version-min=10.0"])
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env.Append(CCFLAGS=["-mios-simulator-version-min=10.0"])
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env.Append(LINKFLAGS=["-mios-simulator-version-min=10.0"])
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env.extra_suffix = ".simulator" + env.extra_suffix
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else:
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detect_darwin_sdk_path("iphone", env)
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env.Append(ASFLAGS=["-miphoneos-version-min=10.0"])
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env.Append(CCFLAGS=["-miphoneos-version-min=10.0"])
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env.Append(LINKFLAGS=["-miphoneos-version-min=10.0"])
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if env["arch"] == "x86" or env["arch"] == "x86_64":
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if not env["ios_simulator"]:
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print("ERROR: Building for iOS with 'arch=x86_64' or 'arch=x86' requires 'ios_simulator=yes'.")
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sys.exit(255)
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env["ENV"]["MACOSX_DEPLOYMENT_TARGET"] = "10.9"
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arch_flag = "i386" if env["arch"] == "x86" else env["arch"]
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env.Append(
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CCFLAGS=(
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"-arch "
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+ arch_flag
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+ " -fobjc-arc -fobjc-abi-version=2 -fobjc-legacy-dispatch -fmessage-length=0 -fpascal-strings -fblocks -fasm-blocks -isysroot $IPHONESDK"
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).split()
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)
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env.Append(ASFLAGS=["-arch", arch_flag])
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elif env["arch"] == "arm":
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detect_darwin_sdk_path("iphone", env)
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env.Append(
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CCFLAGS='-fobjc-arc -arch armv7 -fmessage-length=0 -fno-strict-aliasing -fdiagnostics-print-source-range-info -fdiagnostics-show-category=id -fdiagnostics-parseable-fixits -fpascal-strings -fblocks -isysroot $IPHONESDK -fvisibility=hidden -mthumb "-DIBOutlet=__attribute__((iboutlet))" "-DIBOutletCollection(ClassName)=__attribute__((iboutletcollection(ClassName)))" "-DIBAction=void)__attribute__((ibaction)" -MMD -MT dependencies'.split()
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)
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env.Append(ASFLAGS=["-arch", "armv7"])
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elif env["arch"] == "arm64":
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detect_darwin_sdk_path("iphone", env)
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env.Append(
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CCFLAGS="-fobjc-arc -arch arm64 -fmessage-length=0 -fno-strict-aliasing -fdiagnostics-print-source-range-info -fdiagnostics-show-category=id -fdiagnostics-parseable-fixits -fpascal-strings -fblocks -fvisibility=hidden -MMD -MT dependencies -isysroot $IPHONESDK".split()
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)
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env.Append(ASFLAGS=["-arch", "arm64"])
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env.Append(CPPDEFINES=["NEED_LONG_INT"])
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env.Append(CPPDEFINES=["LIBYUV_DISABLE_NEON"])
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# Disable exceptions on non-tools (template) builds
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if not env["tools"]:
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if env["ios_exceptions"]:
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env.Append(CCFLAGS=["-fexceptions"])
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else:
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env.Append(CCFLAGS=["-fno-exceptions"])
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# Temp fix for ABS/MAX/MIN macros in iPhone SDK blocking compilation
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env.Append(CCFLAGS=["-Wno-ambiguous-macro"])
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## Link flags
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if env["arch"] == "x86" or env["arch"] == "x86_64":
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arch_flag = "i386" if env["arch"] == "x86" else env["arch"]
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env.Append(
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LINKFLAGS=[
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"-arch",
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arch_flag,
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"-isysroot",
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"$IPHONESDK",
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"-Xlinker",
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"-objc_abi_version",
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"-Xlinker",
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"2",
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"-F$IPHONESDK",
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]
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)
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elif env["arch"] == "arm":
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env.Append(LINKFLAGS=["-arch", "armv7", "-Wl,-dead_strip"])
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if env["arch"] == "arm64":
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env.Append(LINKFLAGS=["-arch", "arm64", "-Wl,-dead_strip"])
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env.Append(
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LINKFLAGS=[
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"-isysroot",
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"$IPHONESDK",
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]
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)
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env.Prepend(
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CPPPATH=[
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"$IPHONESDK/usr/include",
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"$IPHONESDK/System/Library/Frameworks/OpenGLES.framework/Headers",
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"$IPHONESDK/System/Library/Frameworks/AudioUnit.framework/Headers",
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]
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)
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env["ENV"]["CODESIGN_ALLOCATE"] = "/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/codesign_allocate"
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env.Prepend(CPPPATH=["#platform/iphone"])
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env.Append(CPPDEFINES=["IPHONE_ENABLED", "UNIX_ENABLED", "GLES_ENABLED", "COREAUDIO_ENABLED"])
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