mirror of
https://github.com/godotengine/godot-cpp.git
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aeb8be98ed
This is relevant for the Web platform, where builds with and without
threads are incompatible.
(cherry picked from commit b0296bb562)
48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
import common_compiler_flags
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from SCons.Util import WhereIs
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def exists(env):
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return WhereIs("emcc") is not None
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def generate(env):
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if env["arch"] not in ("wasm32"):
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print("Only wasm32 supported on web. Exiting.")
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env.Exit(1)
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# Emscripten toolchain
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env["CC"] = "emcc"
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env["CXX"] = "em++"
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env["AR"] = "emar"
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env["RANLIB"] = "emranlib"
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# Use TempFileMunge since some AR invocations are too long for cmd.exe.
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# Use POSIX-style paths, required with TempFileMunge.
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env["ARCOM_POSIX"] = env["ARCOM"].replace("$TARGET", "$TARGET.posix").replace("$SOURCES", "$SOURCES.posix")
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env["ARCOM"] = "${TEMPFILE(ARCOM_POSIX)}"
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# All intermediate files are just object files.
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env["OBJSUFFIX"] = ".o"
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env["SHOBJSUFFIX"] = ".o"
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# Static libraries clang-style.
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env["LIBPREFIX"] = "lib"
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env["LIBSUFFIX"] = ".a"
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# Shared library as wasm.
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env["SHLIBSUFFIX"] = ".wasm"
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# Thread support (via SharedArrayBuffer).
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if env["threads"]:
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env.Append(CCFLAGS=["-s", "USE_PTHREADS=1"])
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env.Append(LINKFLAGS=["-s", "USE_PTHREADS=1"])
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# Build as side module (shared library).
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env.Append(CPPFLAGS=["-s", "SIDE_MODULE=1"])
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env.Append(LINKFLAGS=["-s", "SIDE_MODULE=1"])
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env.Append(CPPDEFINES=["WEB_ENABLED", "UNIX_ENABLED"])
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common_compiler_flags.generate(env)
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