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// Copyright 2019 Roman Perepelitsa.
//
// This file is part of GitStatus.
//
// GitStatus is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GitStatus is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with GitStatus. If not, see <https://www.gnu.org/licenses/>.
#ifndef ROMKATV_GITSTATUS_REPO_CACHE_H_
#define ROMKATV_GITSTATUS_REPO_CACHE_H_
#include <map>
#include <memory>
#include <string>
#include <unordered_map>
#include <utility>
#include <git2.h>
#include "options.h"
#include "repo.h"
#include "time.h"
namespace gitstatus {
class RepoCache {
public:
explicit RepoCache(Limits lim) : lim_(std::move(lim)) {}
Repo* Open(const std::string& dir, bool from_dotgit);
void Free(Time cutoff);
private:
struct Entry;
using Cache = std::unordered_map<std::string, std::unique_ptr<Entry>>;
using LRU = std::multimap<Time, Cache::iterator>;
void Erase(Cache::iterator it);
Limits lim_;
Cache cache_;
LRU lru_;
struct Entry : Repo {
using Repo::Repo;
LRU::iterator lru;
};
};
} // namespace gitstatus
#endif // ROMKATV_GITSTATUS_REPO_CACHE_H_
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