mirror of
https://github.com/godotengine/godot-cpp.git
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52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
import common_compiler_flags
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from SCons.Tool import clang, clangxx
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from SCons.Variables import BoolVariable
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def options(opts):
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opts.Add(BoolVariable("use_llvm", "Use the LLVM compiler - only effective when targeting Linux", False))
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opts.Add(BoolVariable("use_static_cpp", "Link libgcc and libstdc++ statically for better portability", False))
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def exists(env):
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return True
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def generate(env):
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if env["use_llvm"]:
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clang.generate(env)
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clangxx.generate(env)
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elif env.use_hot_reload:
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# Required for extensions to truly unload.
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env.Append(CXXFLAGS=["-fno-gnu-unique"])
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env.Append(CCFLAGS=["-fPIC", "-Wwrite-strings"])
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env.Append(LINKFLAGS=["-Wl,-R,'$$ORIGIN'"])
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if env["arch"] == "x86_64":
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# -m64 and -m32 are x86-specific already, but it doesn't hurt to
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# be clear and also specify -march=x86-64. Similar with 32-bit.
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env.Append(CCFLAGS=["-m64", "-march=x86-64"])
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env.Append(LINKFLAGS=["-m64", "-march=x86-64"])
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elif env["arch"] == "x86_32":
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env.Append(CCFLAGS=["-m32", "-march=i686"])
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env.Append(LINKFLAGS=["-m32", "-march=i686"])
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elif env["arch"] == "arm64":
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env.Append(CCFLAGS=["-march=armv8-a"])
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env.Append(LINKFLAGS=["-march=armv8-a"])
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elif env["arch"] == "rv64":
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env.Append(CCFLAGS=["-march=rv64gc"])
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env.Append(LINKFLAGS=["-march=rv64gc"])
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# Link statically for portability
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if env["use_static_cpp"]:
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env.Append(LINKFLAGS=["-static-libgcc", "-static-libstdc++"])
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env.Append(CPPDEFINES=["LINUX_ENABLED", "UNIX_ENABLED"])
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# Refer to https://github.com/godotengine/godot/blob/master/platform/linuxbsd/detect.py
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if env["lto"] == "auto":
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env["lto"] = "full"
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common_compiler_flags.generate(env)
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