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Remove block file location upgrade code

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An effort to reduce the size of AppInitMain().

The removed code upgrades the location of the block files when
upgrading to 0.8. 0.8 seems to be the oldest version still in use.
This commit is contained in:
Marko Bencun 2017-02-22 16:12:37 +09:00
parent 5628c70f2a
commit 4b183d33f3
1 changed files with 1 additions and 26 deletions
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27
src/init.cpp
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@ -1353,32 +1353,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
fReindex = GetBoolArg("-reindex", false);
bool fReindexChainState = GetBoolArg("-reindex-chainstate", false);
// Upgrading to 0.8; hard-link the old blknnnn.dat files into /blocks/
boost::filesystem::path blocksDir = GetDataDir() / "blocks";
if (!boost::filesystem::exists(blocksDir))
{
boost::filesystem::create_directories(blocksDir);
bool linked = false;
for (unsigned int i = 1; i < 10000; i++) {
boost::filesystem::path source = GetDataDir() / strprintf("blk%04u.dat", i);
if (!boost::filesystem::exists(source)) break;
boost::filesystem::path dest = blocksDir / strprintf("blk%05u.dat", i-1);
try {
boost::filesystem::create_hard_link(source, dest);
LogPrintf("Hardlinked %s -> %s\n", source.string(), dest.string());
linked = true;
} catch (const boost::filesystem::filesystem_error& e) {
// Note: hardlink creation failing is not a disaster, it just means
// blocks will get re-downloaded from peers.
LogPrintf("Error hardlinking blk%04u.dat: %s\n", i, e.what());
break;
}
}
if (linked)
{
fReindex = true;
}
}
boost::filesystem::create_directories(GetDataDir() / "blocks");
// cache size calculations
int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);