import type { ChildProcess } from "node:child_process";
export interface ForegroundProcessRunnerOptions {
    child: ChildProcess;
    onStdout?: (data: Buffer) => void;
    onStderr?: (data: Buffer) => void;
    signal?: AbortSignal;
    timeout?: number;
    kill: () => void;
    drainTimeoutMs?: number;
    terminationTimeoutMs?: number;
}
export interface ForegroundProcessResult {
    exitCode: number | null;
}
/**
 * Run a foreground wrapper without making inherited descendant handles part
 * of its lifecycle. The wrapper exit code is authoritative; stdout/stderr
 * receive a short bounded drain, then local read handles are closed.
 */
export declare function runForegroundProcess(options: ForegroundProcessRunnerOptions): Promise<ForegroundProcessResult>;
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