import type { PiLaunchCommand } from "./pi-command.js";
import { type ExtensionSnapshot } from "./pi-extension-snapshot.js";
export declare function installedPiRoot(command: PiLaunchCommand, environment?: NodeJS.ProcessEnv): Promise<string>;
export interface PreparedExtensions extends ExtensionSnapshot {
    readonly command: PiLaunchCommand;
    readonly runtimeRoot?: string;
}
export declare function preparePiExtensions(command: PiLaunchCommand, sourceAgentDir: string, destination: string, environment: NodeJS.ProcessEnv, signal?: AbortSignal, settingsFile?: string, enabled?: boolean, excludedPaths?: readonly string[]): Promise<PreparedExtensions>;
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