def _write_build_script()

in build/fbcode_builder/getdeps/builder.py [0:0]

• 25 lines of code
• 7 McCabe index (conditional complexity)

    def _write_build_script(self, **kwargs) -> None:
        env_lines = ["    {!r}: {!r},".format(k, v) for k, v in kwargs["env"].items()]
        kwargs["env_str"] = "\n".join(["{"] + env_lines + ["}"])

        if self.build_opts.is_windows():
            kwargs["dev_run_script"] = '"powershell.exe", {!r}, '.format(
                self.get_dev_run_script_path()
            )
        else:
            kwargs["dev_run_script"] = ""

        define_arg_lines = ["["]
        for arg in kwargs["define_args"]:
            # Replace the CMAKE_INSTALL_PREFIX argument to use the INSTALL_DIR
            # variable that we define in the MANUAL_BUILD_SCRIPT code.
            if arg.startswith("-DCMAKE_INSTALL_PREFIX="):
                value = "    {!r}.format(INSTALL_DIR),".format(
                    "-DCMAKE_INSTALL_PREFIX={}"
                )
            else:
                value = "    {!r},".format(arg)
            define_arg_lines.append(value)
        define_arg_lines.append("]")
        kwargs["define_args_str"] = "\n".join(define_arg_lines)

        # In order to make it easier for developers to manually run builds for
        # CMake-based projects, write out some build scripts that can be used to invoke
        # CMake manually.
        build_script_path = os.path.join(self.build_dir, "run_cmake.py")
        script_contents = self.MANUAL_BUILD_SCRIPT.format(**kwargs)
        with open(build_script_path, "wb") as f:
            f.write(script_contents.encode())
        os.chmod(build_script_path, 0o755)