neobytes-project/neobytes
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ported from 13cdce4336

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This commit is contained in:
UdjinM6 2015-01-24 20:31:19 +03:00
parent 90ad641d39
commit aa544887d7
1 changed files with 25 additions and 1 deletions
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26
src/init.cpp
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@ -106,7 +106,28 @@ bool ShutdownRequested()
return fRequestShutdown;
}
class CCoinsViewErrorCatcher : public CCoinsViewBacked
{
public:
CCoinsViewErrorCatcher(CCoinsView& view) : CCoinsViewBacked(view) {}
bool GetCoins(const uint256 &txid, CCoins &coins) {
try {
return CCoinsViewBacked::GetCoins(txid, coins);
} catch(const std::runtime_error& e) {
uiInterface.ThreadSafeMessageBox(_("Error reading from database, shutting down."), "", CClientUIInterface::MSG_ERROR);
LogPrintf("Error reading from database: %s\n", e.what());
// Starting the shutdown sequence and returning false to the caller would be
// interpreted as 'entry not found' (as opposed to unable to read data), and
// could lead to invalid interpration. Just exit immediately, as we can't
// continue anyway, and all writes should be atomic.
abort();
}
}
// Writes do not need similar protection, as failure to write is handled by the caller.
};
static CCoinsViewDB *pcoinsdbview;
static CCoinsViewErrorCatcher *pcoinscatcher = NULL;
void Shutdown()
{
@ -137,6 +158,7 @@ void Shutdown()
if (pcoinsTip)
pcoinsTip->Flush();
delete pcoinsTip; pcoinsTip = NULL;
delete pcoinscatcher; pcoinscatcher = NULL;
delete pcoinsdbview; pcoinsdbview = NULL;
delete pblocktree; pblocktree = NULL;
}
@ -888,11 +910,13 @@ bool AppInit2(boost::thread_group& threadGroup)
UnloadBlockIndex();
delete pcoinsTip;
delete pcoinsdbview;
delete pcoinscatcher;
delete pblocktree;
pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex);
pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex);
pcoinsTip = new CCoinsViewCache(*pcoinsdbview);
pcoinscatcher = new CCoinsViewErrorCatcher(*pcoinsdbview);
pcoinsTip = new CCoinsViewCache(*pcoinscatcher);
if (fReindex)
pblocktree->WriteReindexing(true);