Function install_emscripten

Platforms/emscripten/__main__.py:231–257

(context)

def install_emscripten(context):
    emsdk_cache = context.emsdk_cache
    if emsdk_cache is None:
        print("install-emscripten requires --emsdk-cache", file=sys.stderr)
        sys.exit(1)
    version = required_emscripten_version()
    emsdk_target = emsdk_cache_root(emsdk_cache) / "emsdk"
    if emsdk_target.exists():
        if not context.quiet:
            print(f"Emscripten version {version} already installed")
        return
    if not context.quiet:
        print(f"Installing emscripten version {version}")
    emsdk_target.mkdir(parents=True)
    call(
        [
            "git",
            "clone",
            "https://github.com/emscripten-core/emsdk.git",
            emsdk_target,
        ],
        quiet=context.quiet,
    )
    call([emsdk_target / "emsdk", "install", version], quiet=context.quiet)
    call([emsdk_target / "emsdk", "activate", version], quiet=context.quiet)
    if not context.quiet:
        print(f"Installed emscripten version {version}")


@subdir("native_build_dir", clean_ok=True)