Removed Berkeley DB and db switching logic

2 files changed, 4 insertions, 5 deletions

diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index dab1a0a96..39dcd5f5b 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -1055,7 +1055,7 @@ bool Blockchain::switch_to_alternative_blockchain(std::list<block_extended_info>
   for(auto alt_ch_iter = alt_chain.begin(); alt_ch_iter != alt_chain.end(); alt_ch_iter++)
   {
     const auto &bei = *alt_ch_iter;
-    block_verification_context bvc = boost::value_initialized<block_verification_context>();
+    block_verification_context bvc = {};
 
     // add block to main chain
     bool r = handle_block_to_main_chain(bei.bl, bvc);
@@ -1412,7 +1412,7 @@ bool Blockchain::create_block_template(block& b, const crypto::hash *from_block,
 
     //we have new block in alternative chain
     std::list<block_extended_info> alt_chain;
-    block_verification_context bvc = boost::value_initialized<block_verification_context>();
+    block_verification_context bvc = {};
     std::vector<uint64_t> timestamps;
     if (!build_alt_chain(*from_block, alt_chain, timestamps, bvc))
       return false;
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index a3a92ab60..b67f50c96 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -454,7 +454,6 @@ namespace cryptonote
     bool r = handle_command_line(vm);
     CHECK_AND_ASSERT_MES(r, false, "Failed to handle command line");
 
-    std::string db_type = command_line::get_arg(vm, cryptonote::arg_db_type);
     std::string db_sync_mode = command_line::get_arg(vm, cryptonote::arg_db_sync_mode);
     bool db_salvage = command_line::get_arg(vm, cryptonote::arg_db_salvage) != 0;
     bool fast_sync = command_line::get_arg(vm, arg_fast_block_sync) != 0;
@@ -488,10 +487,10 @@ namespace cryptonote
     // folder might not be a directory, etc, etc
     catch (...) { }
 
-    std::unique_ptr<BlockchainDB> db(new_db(db_type));
+    std::unique_ptr<BlockchainDB> db(new_db());
     if (db == NULL)
     {
-      LOG_ERROR("Attempted to use non-existent database type");
+      LOG_ERROR("Failed to initialize a database");
       return false;
     }