import type { CronLogger } from "./types.js";
export type LockInfo = {
    pid: number;
    startedAt: number;
    identity?: string;
};
export declare const getLockFilePath: (dir?: string) => string;
export declare const tryAcquireSchedulerLock: (opts?: {
    dir?: string;
    lockIdentity?: string;
}, logger?: CronLogger) => Promise<boolean>;
export declare const releaseSchedulerLock: (opts?: {
    dir?: string;
}, logger?: CronLogger) => Promise<void>;