/**
 * Run a callback while tracking its spawned subprocess groups, then terminate
 * every surviving group before returning.
 *
 * @template T
 * @param {() => Promise<T>} callback
 * @param {{termTimeoutMs?: number}} [options]
 * @returns {Promise<T>}
 */
export function withOwnedProcessTree<T>(callback: () => Promise<T>, options?: {
    termTimeoutMs?: number;
}): Promise<T>;
/**
 * @param {{termTimeoutMs?: number, procRoot?: string}} [options]
 * @returns {{run: (callback: () => Promise<any>) => Promise<any>, close: () => Promise<void>}}
 */
export function createOwnedProcessTree({ termTimeoutMs, procRoot }?: {
    termTimeoutMs?: number;
    procRoot?: string;
}): {
    run: (callback: () => Promise<any>) => Promise<any>;
    close: () => Promise<void>;
};
/** Spawn normally, or as a tracked process-group leader in an owned scope. */
export const spawnOwnedProcess: typeof spawn;
import { spawn } from "node:child_process";
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