/**
 * tmux command wrappers — async helpers for tmux operations.
 *
 * Uses child_process.execFile for safe command execution (no shell injection).
 */
/** Check if tmux server is running. */
export declare function isTmuxAvailable(): Promise<boolean>;
export interface TmuxSessionInfo {
    name: string;
    created: string;
    attached: boolean;
    windows: number;
}
/** List all tmux sessions. */
export declare function listSessions(): Promise<TmuxSessionInfo[]>;
/** Check if a specific tmux session exists. */
export declare function hasSession(sessionName: string): Promise<boolean>;
export interface NewSessionOptions {
    /** Session name */
    name: string;
    /** Working directory */
    cwd: string;
    /** Initial command to run */
    command?: string;
    /** Environment variables to set */
    environment?: Record<string, string>;
    /** Window width/height */
    width?: number;
    height?: number;
}
/** Create a new tmux session (detached). */
export declare function newSession(opts: NewSessionOptions): Promise<void>;
/**
 * Send keys (text + Enter) to a tmux session.
 * For long/multiline messages, uses load-buffer + paste-buffer with
 * a named buffer to avoid racing on the global paste buffer.
 * Sends Escape first to clear any partial input in the agent.
 */
export declare function sendKeys(sessionName: string, text: string, pressEnter?: boolean): Promise<void>;
/**
 * Capture recent output from a tmux pane.
 *
 * @param sessionName - tmux session name
 * @param lines - Number of scrollback lines to capture (default 30)
 */
export declare function capturePane(sessionName: string, lines?: number): Promise<string>;
/** Kill a tmux session. */
export declare function killSession(sessionName: string): Promise<void>;
/**
 * Get the TTY device for a tmux session's first pane.
 * Useful for finding processes running in the session.
 */
export declare function getPaneTTY(sessionName: string): Promise<string | null>;
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