/**
 * Process Lifecycle Manager
 *
 * Handles graceful shutdown on SIGTERM, SIGINT, and SIGHUP.
 */
import { ClaudeCodeProcessManager } from './process-manager.js';
export declare class ProcessLifecycleManager {
    private processManager?;
    private shutdownInProgress;
    private shutdownHandlers;
    private signalsRegistered;
    constructor(processManager?: ClaudeCodeProcessManager | undefined);
    /**
     * Set the process manager to manage.
     */
    setProcessManager(processManager: ClaudeCodeProcessManager): void;
    /**
     * Register an additional shutdown handler.
     */
    onShutdown(handler: () => Promise<void>): void;
    /**
     * Check if shutdown is in progress.
     */
    isShuttingDown(): boolean;
    /**
     * Manually trigger shutdown.
     */
    shutdown(): Promise<void>;
    /**
     * Setup signal handlers.
     */
    private setupSignalHandlers;
    /**
     * Perform the shutdown sequence.
     */
    private performShutdown;
}
/**
 * Get or create global lifecycle manager.
 */
export declare function getLifecycleManager(): ProcessLifecycleManager;
/**
 * Create a lifecycle manager for a process manager.
 */
export declare function createLifecycleManager(processManager: ClaudeCodeProcessManager): ProcessLifecycleManager;
/**
 * Register a global shutdown handler.
 */
export declare function onShutdown(handler: () => Promise<void>): void;
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