Function peerIsDead

src/mcp/daemon.ts:774–782

(
  peers: { pid: number | null; hostPid: number | null },
  isAlive: (pid: number) => boolean,
)

 * basis — those clients rely on the socket-close path. Exported for testing.
 */
export function peerIsDead(
  peers: { pid: number | null; hostPid: number | null },
  isAlive: (pid: number) => boolean,
): boolean {
  if (peers.pid === null) return false;
  if (!isAlive(peers.pid)) return true;
  if (peers.hostPid !== null && !isAlive(peers.hostPid)) return true;
  return false;
}

/**
 * Read the optional client-hello line a proxy sends after the daemon hello.