Remove mruset as it is no longer used.

1 files changed, 0 insertions, 65 deletions

diff --git a/src/mruset.h b/src/mruset.h
deleted file mode 100644
index 398aa173bf..0000000000
--- a/src/mruset.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright (c) 2012-2015 The Bitcoin Core developers
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-#ifndef BITCOIN_MRUSET_H
-#define BITCOIN_MRUSET_H
-
-#include <set>
-#include <vector>
-#include <utility>
-
-/** STL-like set container that only keeps the most recent N elements. */
-template <typename T>
-class mruset
-{
-public:
-    typedef T key_type;
-    typedef T value_type;
-    typedef typename std::set<T>::iterator iterator;
-    typedef typename std::set<T>::const_iterator const_iterator;
-    typedef typename std::set<T>::size_type size_type;
-
-protected:
-    std::set<T> set;
-    std::vector<iterator> order;
-    size_type first_used;
-    size_type first_unused;
-    const size_type nMaxSize;
-
-public:
-    mruset(size_type nMaxSizeIn = 1) : nMaxSize(nMaxSizeIn) { clear(); }
-    iterator begin() const { return set.begin(); }
-    iterator end() const { return set.end(); }
-    size_type size() const { return set.size(); }
-    bool empty() const { return set.empty(); }
-    iterator find(const key_type& k) const { return set.find(k); }
-    size_type count(const key_type& k) const { return set.count(k); }
-    void clear()
-    {
-        set.clear();
-        order.assign(nMaxSize, set.end());
-        first_used = 0;
-        first_unused = 0;
-    }
-    bool inline friend operator==(const mruset<T>& a, const mruset<T>& b) { return a.set == b.set; }
-    bool inline friend operator==(const mruset<T>& a, const std::set<T>& b) { return a.set == b; }
-    bool inline friend operator<(const mruset<T>& a, const mruset<T>& b) { return a.set < b.set; }
-    std::pair<iterator, bool> insert(const key_type& x)
-    {
-        std::pair<iterator, bool> ret = set.insert(x);
-        if (ret.second) {
-            if (set.size() == nMaxSize + 1) {
-                set.erase(order[first_used]);
-                order[first_used] = set.end();
-                if (++first_used == nMaxSize) first_used = 0;
-            }
-            order[first_unused] = ret.first;
-            if (++first_unused == nMaxSize) first_unused = 0;
-        }
-        return ret;
-    }
-    size_type max_size() const { return nMaxSize; }
-};
-
-#endif // BITCOIN_MRUSET_H