Method executeBlocking

src/executor.cpp:223–258

* @brief Executor::executeBlocking blocking version of the executor, * takes input and presents it as stdin * @param app * @param args * @param input * @param process_out * @param process_err * @return * * Note: Returning error code instead of throwing to maintain compatibility * with the existing error handling pattern used throughout QtPass. */

 * with the existing error handling pattern used throughout QtPass.
 */
auto Executor::executeBlocking(const QString &app, const QStringList &args,
                               const QString &input, QString *process_out,
                               QString *process_err) -> int {
  QProcess internal;
  startProcessBlocking(internal, app, args);
  if (!internal.waitForStarted(-1)) {
#ifdef QT_DEBUG
    dbg() << "Process failed to start:" << app;
#endif
    return -1;
  }
  if (!input.isEmpty()) {
    QByteArray data = input.toUtf8();
    if (internal.write(data) != data.length()) {
#ifdef QT_DEBUG
      dbg() << "Not all input written:" << app;
#endif
    }
    internal.closeWriteChannel();
  }
  internal.waitForFinished(-1);
  if (internal.exitStatus() == QProcess::NormalExit) {
    QString pout = decodeAssumingUtf8(internal.readAllStandardOutput());
    QString perr = decodeAssumingUtf8(internal.readAllStandardError());
    if (process_out != nullptr) {
      *process_out = pout;
    }
    if (process_err != nullptr) {
      *process_err = perr;
    }
    return internal.exitCode();
  }
  // Process failed to start or crashed; return -1 to indicate error.
  // The calling code checks for non-zero exit codes for error handling.
  return -1;
}

/**
 * @brief Executor::executeBlocking blocking version of the executor