Method pruneMissing

src/RecentBooksStore.cpp:89–93

bool RecentBooksStore::isMissing(const RecentBook& book) { return !Storage.exists(book.path.c_str()); }

bool RecentBooksStore::pruneMissing() {
  const size_t before = recentBooks.size();
  recentBooks.erase(std::remove_if(recentBooks.begin(), recentBooks.end(), &isMissing), recentBooks.end());
  return recentBooks.size() != before;
}

bool RecentBooksStore::saveToFile() const {
  Storage.mkdir("/.crosspoint");