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db_lmdb: don't sync a read only DB 

This would only throw
This commit is contained in:
moneromooo-monero 2018-07-11 18:14:22 +01:00
parent eed4dba880
commit ee31383a52
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1 changed files with 3 additions and 0 deletions
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src/blockchain_db/lmdb/db_lmdb.cpp
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@ -1391,6 +1391,9 @@ void BlockchainLMDB::sync()
LOG_PRINT_L3("BlockchainLMDB::" << __func__); LOG_PRINT_L3("BlockchainLMDB::" << __func__);
check_open(); check_open();
if (is_read_only())
return;
// Does nothing unless LMDB environment was opened with MDB_NOSYNC or in part // Does nothing unless LMDB environment was opened with MDB_NOSYNC or in part
// MDB_NOMETASYNC. Force flush to be synchronous. // MDB_NOMETASYNC. Force flush to be synchronous.
if (auto result = mdb_env_sync(m_env, true)) if (auto result = mdb_env_sync(m_env, true))