/**
 * Windows Process Tree Utility Module
 *
 * This module provides process tree management utilities specifically for Windows.
 * It handles the case where shell: true spawns cmd.exe which then spawns
 * the actual working process (like node.exe, python.exe, etc.).
 *
 * On non-Windows platforms, all methods return safe default values
 * and don't perform any actual operations.
 */
/**
 * Gets all child process IDs for a given parent PID on Windows.
 *
 * @param pid - Parent process ID
 @returns Promise resolving to array of child PID
 */
export declare function getChildren(pid: number): Promise<number[]>;
/**
 * Gets the entire process tree (all descendants) for a given PID.
 * Includes the original PID at the beginning of the array.
 *
 * @param pid - Root process ID
 * @returns Array of all process IDs in the tree
 */
export declare function getProcessTree(pid: number): Promise<number[]>;
/**
 * Checks if any process in the process tree is still running.
 *
 * @param pid - Root process ID
 * @returns True if any process in the tree is running
 */
export declare function isAnyInTreeRunning(pid: number): Promise<boolean>;
/**
 * Tries to find the actual working process PID in the tree.
 * This looks for processes that are likely the actual worker
 * (node.exe, python.exe, etc.) rather than shell processes.
 *
 * @param pid - Root process ID
 * @returns Working process PID if found, undefined otherwise
 */
export declare function getWorkingProcessPid(pid: number): Promise<number | undefined>;
/**
 * Kills the entire process tree.
 *
 * @param pid - Root process ID
 * @param signal - Signal to send (default: SIGTERM)
 */
export declare function killProcessTree(pid: number, signal?: NodeJS.Signals): Promise<void>;
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