void QuickSaves::delete_surplus_saves(size_t max_saves)
{
if (max_saves < 1)
return; // unlimited saves, no need to prune
clear();
// Check the directory to count the saves. If there
// are fewer than the max, no need to go further.
vector<dir_entry> entries;
DirectorySpecifier path;
path.SetToQuickSavesDir();
if (path.ReadDirectory(entries)) {
if (entries.size() <= max_saves)
return;
}
// We might have too many unnamed saves; load and
// count them, deleting any extras.
enumerate();
size_t unnamed_saves = 0;
for (std::vector<QuickSave>::iterator it = begin(); it != end(); ++it) {
if (it->name.length())
continue;
if (++unnamed_saves > max_saves)
delete_quick_save(*it);
}
clear();
}
void QuickSaves::enumerate() {
clear();
logContext("parsing quick saves");
QuickSaveLoader loader;
DirectorySpecifier path;
path.SetToQuickSavesDir();
loader.ParseDirectory(path);
clear_game_error();
std::sort(m_saves.begin(), m_saves.end());
std::reverse(m_saves.begin(), m_saves.end());
}
