mirror of
https://github.com/godotengine/webrtc-native.git
synced 2026-01-03 14:09:58 +03:00
85efdfd6ce
Needs updated godot-cpp to build library with custom toolchains. Make the OpenSSL and CMake tools more customizable letting the user override the default platform flags via build options. Improve dependency handling.
123 lines
4.5 KiB
Python
123 lines
4.5 KiB
Python
import os, sys
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import SCons.Util
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import SCons.Builder
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import SCons.Action
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def cmake_default_flags(env):
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if env.get("cmake_default_flags", ""):
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return SCons.Util.CLVar(env["cmake_default_flags"])
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config = {}
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if "CC" in env:
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config["CMAKE_C_COMPILER"] = env["CC"]
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if "CXX" in env:
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config["CMAKE_CXX_COMPILER"] = env["CXX"]
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if env["platform"] == "android":
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api = env["android_api_level"]
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abi = {
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"arm64": "arm64-v8a",
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"arm32": "armeabi-v7a",
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"x86_32": "x86",
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"x86_64": "x86_64",
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}[env["arch"]]
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config["CMAKE_SYSTEM_NAME"] = "Android"
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config["CMAKE_SYSTEM_VERSION"] = api
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config["CMAKE_ANDROID_ARCH_ABI"] = abi
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config["ANDROID_ABI"] = abi
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config["CMAKE_TOOLCHAIN_FILE"] = "%s/build/cmake/android.toolchain.cmake" % env.get(
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"ANDROID_NDK_ROOT", os.environ.get("ANDROID_NDK_ROOT", "")
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)
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config["CMAKE_ANDROID_STL_TYPE"] = "c++_static"
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elif env["platform"] == "linux":
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linux_flags = {
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"x86_64": "-m64",
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"x86_32": "-m32",
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}.get(env["arch"], "")
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if linux_flags:
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config["CMAKE_C_FLAGS"] = linux_flags
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config["CMAKE_CXX_FLAGS"] = linux_flags
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elif env["platform"] == "macos":
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if env["arch"] == "universal":
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config["CMAKE_OSX_ARCHITECTURES"] = '"x86_64;arm64"'
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else:
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config["CMAKE_OSX_ARCHITECTURES"] = env["arch"]
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if env["macos_deployment_target"] != "default":
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config["CMAKE_OSX_DEPLOYMENT_TARGET"] = env["macos_deployment_target"]
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if env["platform"] == "macos" and sys.platform != "darwin" and "OSXCROSS_ROOT" in os.environ:
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config["CMAKE_AR"] = env["AR"]
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config["CMAKE_RANLIB"] = env["RANLIB"]
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if env["arch"] == "universal":
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flags = "-arch x86_64 -arch arm64"
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else:
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flags = "-arch " + env["arch"]
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if env["macos_deployment_target"] != "default":
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flags += " -mmacosx-version-min=" + env["macos_deployment_target"]
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config["CMAKE_C_FLAGS"] = flags
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config["CMAKE_CXX_FLAGS"] = flags
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elif env["platform"] == "ios":
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if env["arch"] == "universal":
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raise ValueError("iOS architecture not supported: %s" % env["arch"])
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config["CMAKE_SYSTEM_NAME"] = "iOS"
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config["CMAKE_OSX_ARCHITECTURES"] = env["arch"]
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if env.get("ios_min_version", "default") != "default":
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config["CMAKE_OSX_DEPLOYMENT_TARGET"] = env["ios_min_version"]
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if env["ios_simulator"]:
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config["CMAKE_OSX_SYSROOT"] = "iphonesimulator"
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elif env["platform"] == "windows":
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config["CMAKE_SYSTEM_NAME"] = "Windows"
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flags = ["-D%s=%s" % it for it in config.items()]
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if env["CMAKEGENERATOR"]:
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flags.extend(["-G", env["CMAKEGENERATOR"]])
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elif env["platform"] == "windows":
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if env.get("is_msvc", False):
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flags.extend(["-G", "NMake Makefiles"])
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elif sys.platform in ["win32", "msys", "cygwin"]:
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flags.extend(["-G", "Ninja"])
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else:
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flags.extend(["-G", "Unix Makefiles"])
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return flags
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def cmake_emitter(target, source, env):
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return [str(target[0]) + "/CMakeCache.txt"] + target[1:], [str(source[0]) + "/CMakeLists.txt"] + source[1:]
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def cmake_generator(target, source, env, for_signature):
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# Strip the -j option for signature to avoid rebuilding when num_jobs changes.
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build = env["CMAKEBUILDCOM"].replace("-j$CMAKEBUILDJOBS", "") if for_signature else env["CMAKEBUILDCOM"]
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return [
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SCons.Action.Action("$CMAKECONFCOM", "$CMAKECONFCOMSTR"),
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SCons.Action.Action(build, "$CMAKEBUILDCOMSTR"),
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]
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def options(opts):
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opts.Add("cmake_default_flags", "Default CMake platform flags override, will be autodetected if not specified.", "")
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def exists(env):
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return True
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def generate(env):
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env["CMAKE"] = "cmake"
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env["_cmake_default_flags"] = cmake_default_flags
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env["CMAKEDEFAULTFLAGS"] = "${_cmake_default_flags(__env__)}"
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env["CMAKEGENERATOR"] = ""
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env["CMAKECONFFLAGS"] = SCons.Util.CLVar("")
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env["CMAKECONFCOM"] = "$CMAKE -B ${TARGET.dir} $CMAKEDEFAULTFLAGS $CMAKECONFFLAGS ${SOURCE.dir}"
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env["CMAKEBUILDJOBS"] = "${__env__.GetOption('num_jobs')}"
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env["CMAKEBUILDFLAGS"] = SCons.Util.CLVar("")
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env["CMAKEBUILDCOM"] = "$CMAKE --build ${TARGET.dir} $CMAKEBUILDFLAGS -j$CMAKEBUILDJOBS"
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env["BUILDERS"]["CMake"] = SCons.Builder.Builder(generator=cmake_generator, emitter=cmake_emitter)
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