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import os
import sys
import subprocess
from SCons.Variables import *
if sys.version_info < (3,):
def decode_utf8(x):
return x
else:
import codecs
def decode_utf8(x):
return codecs.utf_8_decode(x)[0]
def options(opts):
opts.Add(BoolVariable("ios_simulator", "Target iOS Simulator", False))
opts.Add(
"IPHONEPATH",
"Path to iPhone toolchain",
"/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain",
)
def exists(env):
return sys.platform == "darwin"
def generate(env):
if env["arch"] not in ("universal", "arm64", "x86_64"):
print("Only universal, arm64, and x86_64 are supported on iOS. Exiting.")
Exit()
if env["ios_simulator"]:
sdk_name = "iphonesimulator"
env.Append(CCFLAGS=["-mios-simulator-version-min=10.0"])
else:
sdk_name = "iphoneos"
env.Append(CCFLAGS=["-miphoneos-version-min=10.0"])
try:
sdk_path = decode_utf8(subprocess.check_output(["xcrun", "--sdk", sdk_name, "--show-sdk-path"]).strip())
except (subprocess.CalledProcessError, OSError):
raise ValueError("Failed to find SDK path while running xcrun --sdk {} --show-sdk-path.".format(sdk_name))
compiler_path = env["IPHONEPATH"] + "/usr/bin/"
env["ENV"]["PATH"] = env["IPHONEPATH"] + "/Developer/usr/bin/:" + env["ENV"]["PATH"]
env["CC"] = compiler_path + "clang"
env["CXX"] = compiler_path + "clang++"
env["AR"] = compiler_path + "ar"
env["RANLIB"] = compiler_path + "ranlib"
env["SHLIBSUFFIX"] = ".dylib"
if env["arch"] == "universal":
if env["ios_simulator"]:
env.Append(LINKFLAGS=["-arch", "x86_64", "-arch", "arm64"])
env.Append(CCFLAGS=["-arch", "x86_64", "-arch", "arm64"])
else:
env.Append(LINKFLAGS=["-arch", "arm64"])
env.Append(CCFLAGS=["-arch", "arm64"])
else:
env.Append(LINKFLAGS=["-arch", env["arch"]])
env.Append(CCFLAGS=["-arch", env["arch"]])
env.Append(CCFLAGS=["-isysroot", sdk_path])
env.Append(LINKFLAGS=["-isysroot", sdk_path, "-F" + sdk_path])
if env["target"] == "debug":
env.Append(CCFLAGS=["-Og", "-g"])
elif env["target"] == "release":
env.Append(CCFLAGS=["-O3"])
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