C++11: s/boost::scoped_ptr/std::unique_ptr/

Author: jtimon

src/bitcoin-tx.cpp

@@ -515,7 +515,7 @@ class Secp256k1Init
 static void MutateTx(CMutableTransaction& tx, const string& command,
                      const string& commandVal)
 {
-    boost::scoped_ptr<Secp256k1Init> ecc;
+    std::unique_ptr<Secp256k1Init> ecc;
 
     if (command == "nversion")
         MutateTxVersion(tx, commandVal);

src/dbwrapper.cpp

@@ -117,7 +117,7 @@ std::vector<unsigned char> CDBWrapper::CreateObfuscateKey() const
 
 bool CDBWrapper::IsEmpty()
 {
-    boost::scoped_ptr<CDBIterator> it(NewIterator());
+    std::unique_ptr<CDBIterator> it(NewIterator());
     it->SeekToFirst();
     return !(it->Valid());
 }

src/init.cpp

@@ -162,7 +162,7 @@ class CCoinsViewErrorCatcher : public CCoinsViewBacked
 
 static CCoinsViewDB *pcoinsdbview = NULL;
 static CCoinsViewErrorCatcher *pcoinscatcher = NULL;
-static boost::scoped_ptr<ECCVerifyHandle> globalVerifyHandle;
+static std::unique_ptr<ECCVerifyHandle> globalVerifyHandle;
 
 void Interrupt(boost::thread_group& threadGroup)
 {

src/main.cpp

@@ -196,7 +196,7 @@ namespace {
      *
      * Memory used: 1.3 MB
      */
-    boost::scoped_ptr<CRollingBloomFilter> recentRejects;
+    std::unique_ptr<CRollingBloomFilter> recentRejects;
     uint256 hashRecentRejectsChainTip;
 
     /** Blocks that are in flight, and that are in the queue to be downloaded. Protected by cs_main. */

src/rpc/blockchain.cpp

@@ -632,7 +632,7 @@ struct CCoinsStats
 //! Calculate statistics about the unspent transaction output set
 static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats)
 {
-    boost::scoped_ptr<CCoinsViewCursor> pcursor(view->Cursor());
+    std::unique_ptr<CCoinsViewCursor> pcursor(view->Cursor());
 
     CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION);
     stats.hashBlock = pcursor->GetBestBlock();

src/test/dbwrapper_tests.cpp

@@ -101,7 +101,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
         uint256 in2 = GetRandHash();
         BOOST_CHECK(dbw.Write(key2, in2));
 
-        boost::scoped_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
+        std::unique_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
 
         // Be sure to seek past the obfuscation key (if it exists)
         it->Seek(key);
@@ -214,7 +214,7 @@ BOOST_AUTO_TEST_CASE(iterator_ordering)
         BOOST_CHECK(dbw.Write(key, value));
     }
 
-    boost::scoped_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
+    std::unique_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
     for (int c=0; c<2; ++c) {
         int seek_start;
         if (c == 0)
@@ -290,7 +290,7 @@ BOOST_AUTO_TEST_CASE(iterator_string_ordering)
         }
     }
 
-    boost::scoped_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
+    std::unique_ptr<CDBIterator> it(const_cast<CDBWrapper*>(&dbw)->NewIterator());
     for (int c=0; c<2; ++c) {
         int seek_start;
         if (c == 0)

src/txdb.cpp

@@ -173,7 +173,7 @@ bool CBlockTreeDB::ReadFlag(const std::string &name, bool &fValue) {
 
 bool CBlockTreeDB::LoadBlockIndexGuts(boost::function<CBlockIndex*(const uint256&)> insertBlockIndex)
 {
-    boost::scoped_ptr<CDBIterator> pcursor(NewIterator());
+    std::unique_ptr<CDBIterator> pcursor(NewIterator());
 
     pcursor->Seek(make_pair(DB_BLOCK_INDEX, uint256()));
 

src/txdb.h

@@ -92,7 +92,7 @@ class CCoinsViewDBCursor: public CCoinsViewCursor
 private:
     CCoinsViewDBCursor(CDBIterator* pcursorIn, const uint256 &hashBlockIn):
         CCoinsViewCursor(hashBlockIn), pcursor(pcursorIn) {}
-    boost::scoped_ptr<CDBIterator> pcursor;
+    std::unique_ptr<CDBIterator> pcursor;
     std::pair<char, uint256> keyTmp;
 
     friend class CCoinsViewDB;

src/wallet/walletdb.cpp

@@ -18,7 +18,6 @@
 #include <boost/version.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/foreach.hpp>
-#include <boost/scoped_ptr.hpp>
 #include <boost/thread.hpp>
 
 using namespace std;
@@ -941,7 +940,7 @@ bool CWalletDB::Recover(CDBEnv& dbenv, const std::string& filename, bool fOnlyKe
     }
     LogPrintf("Salvage(aggressive) found %u records\n", salvagedData.size());
 
-    boost::scoped_ptr<Db> pdbCopy(new Db(dbenv.dbenv, 0));
+    std::unique_ptr<Db> pdbCopy(new Db(dbenv.dbenv, 0));
     int ret = pdbCopy->open(NULL,               // Txn pointer
                             filename.c_str(),   // Filename
                             "main",             // Logical db name