import { type AugmentConfig } from "../config.js";
import type { DaemonInfo } from "../types.js";
export interface RestartSnapshot {
    pid: number;
    endpoint: string;
    memoryRoot: string;
    stateDir?: string;
}
export interface RestartResult {
    /** Daemon that was stopped, if one was recorded / running. */
    previous?: RestartSnapshot;
    /** Healthy daemon after restart (new or freshly started). */
    current: RestartSnapshot;
    /** True when no prior daemon was stopped (cold start only). */
    startedFresh: boolean;
}
/** True when the OS still has a process with this pid (signal 0 probe). */
export declare function isPidAlive(pid: number): boolean;
/**
 * Ask a recorded daemon process to exit and wait until it is no longer healthy
 * (or the pid is gone). Does not start a replacement.
 */
export declare function stopRecordedDaemon(config: AugmentConfig, options?: {
    timeoutMs?: number;
}): Promise<DaemonInfo | undefined>;
/**
 * Stop the shared daemon for the resolved config (if any) and start a fresh one
 * that reloads memoryRoot / stateDir / gitAutocommit from config + env.
 */
export declare function restartDaemon(config?: AugmentConfig): Promise<RestartResult>;
/**
 * After the HTTP response is flushed: close this process's daemon resources,
 * spawn a replacement, exit. Used by POST /daemon/restart.
 */
export declare function scheduleSelfRestart(close: () => Promise<void>): void;