Function getExecutableForJarFile

src/spawn.cpp:731–767

}

QString getExecutableForJarFile(const QString& jarFile)
{
  const std::wstring jarFileW = jarFile.toStdWString();

  WCHAR buffer[MAX_PATH];

  const auto hinst = ::FindExecutableW(jarFileW.c_str(), nullptr, buffer);
  const auto r     = static_cast<int>(reinterpret_cast<std::uintptr_t>(hinst));

  // anything <= 32 signals failure
  if (r <= 32) {
    log::warn("failed to find executable associated with file '{}', {}", jarFile,
              shell::formatError(r));

    return {};
  }

  DWORD binaryType = 0;

  if (!::GetBinaryTypeW(buffer, &binaryType)) {
    const auto e = ::GetLastError();

    log::warn("failed to determine binary type of '{}', {}",
              QString::fromWCharArray(buffer), formatSystemMessage(e));

    return {};
  }

  if (binaryType != SCS_32BIT_BINARY && binaryType != SCS_64BIT_BINARY) {
    log::warn("unexpected binary type {} for file '{}'", binaryType,
              QString::fromWCharArray(buffer));

    return {};
  }

  return QString::fromWCharArray(buffer);
}

QString getJavaHome()
{