import { OnLine } from "../utils/exec.js";
export interface LogResult {
    success: boolean;
    exe_path: string;
    stdout: string;
    stderr: string;
    exit_code: number | null;
    duration_seconds: number;
    truncated: boolean;
}
/**
 * Launch the CrossPad binary, capture stdout/stderr for up to `timeout_seconds`,
 * then kill the process and return the output.
 * Streams lines in real-time via onLine callback.
 */
export declare function crosspadLog(timeoutSeconds?: number, maxLines?: number, onLine?: OnLine, signal?: AbortSignal): Promise<LogResult>;