/**
 * Cleanup Manager
 *
 * Global cleanup handler registry and graceful shutdown coordination.
 * Ensures all resources are properly released when the process exits.
 */
import type { CleanupHandler, CleanupRegistration } from './types.js';
/**
 * Cleanup manager class
 */
declare class CleanupManager {
    private handlers;
    private isShuttingDown;
    private shutdownTimeout;
    private signalHandlersRegistered;
    /**
     * Register a cleanup handler
     */
    register(id: string, handler: CleanupHandler, description: string, priority?: number): void;
    /**
     * Unregister a cleanup handler
     */
    unregister(id: string): void;
    /**
     * Execute all cleanup handlers
     */
    cleanup(signal?: string): Promise<void>;
    /**
     * Execute cleanup handlers in sequence
     */
    private executeHandlers;
    /**
     * Register signal handlers for graceful shutdown
     */
    private registerSignalHandlers;
    /**
     * Force immediate cleanup (skip timeout)
     */
    forceCleanup(): Promise<void>;
    /**
     * Get registered handlers
     */
    getHandlers(): CleanupRegistration[];
    /**
     * Check if shutdown is in progress
     */
    isShutdownInProgress(): boolean;
    /**
     * Set shutdown timeout
     */
    setShutdownTimeout(ms: number): void;
    /**
     * Clear all handlers
     */
    clear(): void;
}
/**
 * Singleton instance
 */
export declare const cleanupManager: CleanupManager;
/**
 * Convenience functions
 */
export declare function registerCleanupHandler(id: string, handler: CleanupHandler, description: string, priority?: number): void;
export declare function unregisterCleanupHandler(id: string): void;
export declare function initiateCleanup(signal?: string): Promise<void>;
export declare function forceCleanup(): Promise<void>;
export declare function getCleanupHandlers(): CleanupRegistration[];
export declare function isShutdownInProgress(): boolean;
export {};
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