Files
godot-cpp/tools/ios.py
Fabio Alessandrelli 532a028e17 fix: Add iOS min SDK version link flags
This is required when publishing to the App Store, and consistent with
what we already do for the macOS deployment target.

(cherry picked from commit 4879eb7bd0)
2025-06-24 15:37:09 -05:00

108 lines
3.8 KiB
Python

import codecs
import os
import subprocess
import sys
import common_compiler_flags
from SCons.Variables import BoolVariable
def has_ios_osxcross():
return "OSXCROSS_IOS" in os.environ
def options(opts):
opts.Add(BoolVariable("ios_simulator", "Target iOS Simulator", False))
opts.Add("ios_min_version", "Target minimum iphoneos/iphonesimulator version", "12.0")
opts.Add(
"IOS_TOOLCHAIN_PATH",
"Path to iOS toolchain",
"/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain",
)
opts.Add("IOS_SDK_PATH", "Path to the iOS SDK", "")
if has_ios_osxcross():
opts.Add("ios_triple", "Triple for ios toolchain", "")
def exists(env):
return sys.platform == "darwin" or has_ios_osxcross()
def generate(env):
if env["arch"] not in ("universal", "arm64", "x86_64"):
raise ValueError("Only universal, arm64, and x86_64 are supported on iOS. Exiting.")
if env["ios_simulator"]:
sdk_name = "iphonesimulator"
env.Append(CCFLAGS=["-mios-simulator-version-min=" + env["ios_min_version"]])
env.Append(LINKFLAGS=["-mios-simulator-version-min=" + env["ios_min_version"]])
else:
sdk_name = "iphoneos"
env.Append(CCFLAGS=["-miphoneos-version-min=" + env["ios_min_version"]])
env.Append(LINKFLAGS=["-miphoneos-version-min=" + env["ios_min_version"]])
if sys.platform == "darwin":
if env["IOS_SDK_PATH"] == "":
try:
env["IOS_SDK_PATH"] = codecs.utf_8_decode(
subprocess.check_output(["xcrun", "--sdk", sdk_name, "--show-sdk-path"]).strip()
)[0]
except (subprocess.CalledProcessError, OSError):
raise ValueError(
"Failed to find SDK path while running xcrun --sdk {} --show-sdk-path.".format(sdk_name)
)
compiler_path = env["IOS_TOOLCHAIN_PATH"] + "/usr/bin/"
env["CC"] = compiler_path + "clang"
env["CXX"] = compiler_path + "clang++"
env["AR"] = compiler_path + "ar"
env["RANLIB"] = compiler_path + "ranlib"
env["SHLIBSUFFIX"] = ".dylib"
env["ENV"]["PATH"] = env["IOS_TOOLCHAIN_PATH"] + "/Developer/usr/bin/:" + env["ENV"]["PATH"]
else:
# OSXCross
compiler_path = "$IOS_TOOLCHAIN_PATH/usr/bin/${ios_triple}"
env["CC"] = compiler_path + "clang"
env["CXX"] = compiler_path + "clang++"
env["AR"] = compiler_path + "ar"
env["RANLIB"] = compiler_path + "ranlib"
env["SHLIBSUFFIX"] = ".dylib"
env.Prepend(
CPPPATH=[
"$IOS_SDK_PATH/usr/include",
"$IOS_SDK_PATH/System/Library/Frameworks/AudioUnit.framework/Headers",
]
)
env.Append(CCFLAGS=["-stdlib=libc++"])
binpath = os.path.join(env["IOS_TOOLCHAIN_PATH"], "usr", "bin")
if binpath not in env["ENV"]["PATH"]:
env.PrependENVPath("PATH", binpath)
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", env["IOS_SDK_PATH"]])
env.Append(LINKFLAGS=["-isysroot", env["IOS_SDK_PATH"], "-F" + env["IOS_SDK_PATH"]])
env.Append(CPPDEFINES=["IOS_ENABLED", "UNIX_ENABLED"])
# Refer to https://github.com/godotengine/godot/blob/master/platform/ios/detect.py:
# Disable by default as it makes linking in Xcode very slow.
if env["lto"] == "auto":
env["lto"] = "none"
common_compiler_flags.generate(env)