diff options
Diffstat (limited to 'src/validation.h')
| -rw-r--r-- | src/validation.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/validation.h b/src/validation.h index 8fa45c3f77..1b50644185 100644 --- a/src/validation.h +++ b/src/validation.h @@ -553,7 +553,7 @@ public: //! CChainState instances. BlockManager& m_blockman; - explicit CChainState(CTxMemPool& mempool, BlockManager& blockman, uint256 from_snapshot_blockhash = uint256()); + explicit CChainState(CTxMemPool& mempool, BlockManager& blockman, std::optional<uint256> from_snapshot_blockhash = std::nullopt); /** * Initialize the CoinsViews UTXO set database management data structures. The in-memory @@ -584,9 +584,9 @@ public: /** * The blockhash which is the base of the snapshot this chainstate was created from. * - * IsNull() if this chainstate was not created from a snapshot. + * std::nullopt if this chainstate was not created from a snapshot. */ - const uint256 m_from_snapshot_blockhash{}; + const std::optional<uint256> m_from_snapshot_blockhash; /** * The set of all CBlockIndex entries with BLOCK_VALID_TRANSACTIONS (for itself and all ancestors) and @@ -866,7 +866,7 @@ public: // constructor //! @param[in] snapshot_blockhash If given, signify that this chainstate //! is based on a snapshot. - CChainState& InitializeChainstate(CTxMemPool& mempool, const uint256& snapshot_blockhash = uint256()) + CChainState& InitializeChainstate(CTxMemPool& mempool, const std::optional<uint256>& snapshot_blockhash = std::nullopt) EXCLUSIVE_LOCKS_REQUIRED(::cs_main); //! Get all chainstates currently being used. |