import type { GlobalConfigStore, GrowProcess } from "./config-store/global";
import type { EventBus } from "./events/events";
import type { Log } from "./logger/log-entry";
export declare function waitForExitEvent(events: EventBus, log: Log): Promise<void>;
/**
 * Retrieve all active processes from the global config store,
 * and clean up any inactive processes from the store along the way.
 */
export declare function getActiveProcesses(globalConfigStore: GlobalConfigStore): Promise<{
    pid: number;
    startedAt: Date;
    arguments: string[];
    sessionId: string | null;
    growRoot: string | null;
    configPath: string | null;
    command: string;
}[]>;
/**
 * Register the currently running process in the global config store,
 * and clean up any inactive processes from the store along the way.
 */
export declare function registerProcess(globalConfigStore: GlobalConfigStore, command: string, args: string[]): Promise<GrowProcess>;
/**
 * Kills the process with the provided pid, and any of its child processes.
 *
 * `signalName` should be a POSIX kill signal, e.g. `SIGINT` or `SIGKILL`
 *
 * See: https://github.com/sindresorhus/execa/issues/96#issuecomment-776280798
 */
export declare function killRecursive(signalName: "SIGINT" | "SIGTERM" | "SIGKILL", pid: number): Promise<void>;
export declare function waitForOutputFlush(): Promise<unknown>;