Method createDataInStream

src/common/FileManager.cpp:82–127

std::istream* FileManager::createDataInStream(const std::string& filename,
                                              bool binary) const {
  // choose open mode
  std::ios::openmode mode = std::ios::in;
  if (binary) {
    mode |= std::ios::binary;
  }

  std::ifstream* stream = NULL;

  const bool relative = !isAbsolute(filename);

  if (relative) {
    // try directory stored in DB
    if (BZDB.isSet("directory")) {
      stream = getInStream(catPath(BZDB.get("directory"), filename), mode);
      if (stream) {
        return stream;
      }
    }

    // try data directory
    stream = getInStream(catPath("data", filename), mode);
    if (stream) {
      return stream;
    }
  }

  // try current directory (or absolute path)
  stream = getInStream(filename, mode);
  if (stream) {
    return stream;
  }

  // try install directory
#if defined(BZFLAG_DATA)
  if (relative) {
    stream = getInStream(catPath(BZFLAG_DATA, filename), mode);
    if (stream) {
      return stream;
    }
  }
#endif

  return NULL;
}


std::ostream* FileManager::createDataOutStream(const std::string& filename,