[Dev] Documenting Feathercoin Specific Software settings - Part 14

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Patch missing :: commit

Bug fix

https://github.com/FeatherCoin/Feathercoin/commit/7b5d133d41fef537a49145346a31b8358d5b83c2

Code review

I think that more logprintf statements should be executed only,if the debug flag is set.
The current log is to exhaustive and a 'normal ’ user doesn’t need it. Please insert back the 'if fDebug…'statements and add themto the new log entries

Was this checked for compliance?

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Patch missing :: commit

Bug fix

https://github.com/FeatherCoin/Feathercoin/commit/f0229d3371cf2811ded7ad8641c1a1834862c2d9

src/main.cpp

 -    LogPrintf("CheckProofOfWork() hash=%s \n",hash.ToString().c_str());

 +    //LogPrintf("CheckProofOfWork() hash=%s \n",hash.ToString().c_str());
 +    //LogPrintf("CheckProofOfWork() nBits=%i \n",nBits);
 +    //LogPrintf("CheckProofOfWork() bnTarget.getuint256=%s \n",bnTarget.getuint256().ToString().c_str());

 +		LogPrintf("SetBestChain:100 chainActive nHeight=%d,BlockHash=%s\n",pindexOldTip->nHeight,pindexOldTip->GetBlockHash().ToString());

 +		LogPrintf("SetBestChain:100 pindexNew 

 +    LogPrintf("SetBestChain:110 pfork nHeight=%d,BlockHash=%s\n",pfork->nHeight,pfork->GetBlockHash().ToString());

 +        LogPrintf("SetBestChain:120: Disconnect %"PRIszu" blocks; %s...\n", vDisconnect.size(), pfork->GetBlockHash().ToString());
 +        LogPrintf("SetBestChain:120: Connect %"PRIszu" blocks; ...%s\n", vConnect.size(), pindexNew->GetBlockHash().ToString());

Code replaced

 +    // Disconnect shorter branch
 +    vector<CTransaction> vResurrect;
 +    BOOST_FOREACH(CBlockIndex* pindex, vDisconnect) {
 +        CBlock block;
 +        if (!ReadBlockFromDisk(block, pindex))
 +            return state.Abort(_("Failed to read block"));
 +        int64 nStart = GetTimeMicros();
 +        bool fClean = true;
 +        if (!DisconnectBlock(block, state, pindex, view, &fClean))
 +            return error("SetBestBlock() : DisconnectBlock %s failed", pindex->GetBlockHash().ToString().c_str());
 +        if (fBenchmark)
 +            LogPrintf("- Disconnect: %.2fms\n", (GetTimeMicros() - nStart) * 0.001);
 +
 +        // Queue memory transactions to resurrect.
 +        // We only do this for blocks after the last checkpoint (reorganisation before that
 +        // point should only happen with -reindex/-loadblock, or a misbehaving peer.
 +        BOOST_FOREACH(const CTransaction& tx, block.vtx)
 +            if (!tx.IsCoinBase() && pindex->nHeight > Checkpoints::GetTotalBlocksEstimate())
 +                vResurrect.push_back(tx);
 +    }
 +    
 +    // Connect longer branch
 +    vector<CTransaction> vDelete;
 +    BOOST_FOREACH(CBlockIndex *pindex, vConnect) {
 +        CBlock block;
 +        if (!ReadBlockFromDisk(block, pindex))
 +            return state.Abort(_("Failed to read block"));
 +        int64 nStart = GetTimeMicros();
 +        if (!ConnectBlock(block, state, pindex, view)) {
 +            if (state.IsInvalid()) {
 +                InvalidChainFound(pindexNew);
 +                InvalidBlockFound(pindex,state);
 +            }
 +            return error("SetBestBlock() : ConnectBlock %s failed", pindex->GetBlockHash().ToString().c_str());
 +        }
 +        if (fBenchmark)
 +            LogPrintf("- Connect: %.2fms\n", (GetTimeMicros() - nStart) * 0.001);
 +
 +        // Queue memory transactions to delete
 +        BOOST_FOREACH(const CTransaction& tx, block.vtx)
 +            vDelete.push_back(tx);
 +    }
 +    LogPrintf("SetBestChain:130: \n");
 +    
 +    // Flush changes to global coin state
 +    int64 nStart = GetTimeMicros();
 +    int nModified = view.GetCacheSize();
 +    assert(view.Flush());
 +    int64 nTime = GetTimeMicros() - nStart;
 +    if (fBenchmark)
 +        LogPrintf("- Flush %i transactions: %.2fms (%.4fms/tx)\n", nModified, 0.001 * nTime, 0.001 * nTime / nModified);    
 +    
 +    if (!WriteChainState(state))
 +        return false;
 +        
 +    // Resurrect memory transactions that were in the disconnected branch
 +    BOOST_FOREACH(CTransaction& tx, vResurrect) {
 +        // ignore validation errors in resurrected transactions
 +        CValidationState stateDummy;
 +        list<CTransaction> removed;
 +        if (!AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL))
 +            mempool.remove(tx, removed, true);               
 +    }
 
 
 +    // Delete redundant memory transactions that are in the connected branch
 +    list<CTransaction> txConflicted;
 +    BOOST_FOREACH(CTransaction& tx, vDelete) {
 +        list<CTransaction> removed;
 +        mempool.remove(tx, removed);
 +        mempool.removeConflicts(tx, txConflicted);
 +    }
 
 
 +    mempool.check(pcoinsTip);
 +    LogPrintf("SetBestChain:140: \n");
 +    
 +    UpdateTip(pindexNew);
 +    
 +    // Tell wallet about transactions that went from mempool to conflicted:
 +    BOOST_FOREACH(const CTransaction &tx, txConflicted) {
 +        SyncWithWallets(tx.GetHash(), tx, NULL);
 +    }

Code added

+		LogPrintf("SetBestChain:150 true.\n");

Code replaced

 -		//return (pnext || this == chainActive.Tip());

Comment removed

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Updated FTC Install dependencies guide, build zxing (c++ version) :: commit

Various layout changes, dependency updates and build zxing help

https://github.com/FeatherCoin/Feathercoin/commit/b54181e2bb36983ba35933845203a182a966deef

doc/README.md

 +    sudo apt-get install libqt5printsupport5 libqt5opengl5-dev

Now Qt5

 +    sudo apt-get install libqt5gui5 libqt5core5a libqt5dbus5

Now libqt5core5a

 +    sudo apt-get install libssl-dev

Typo no install

 +### If PPA or .deb does not work, compile the zxing libraries yourself, download the sources from github.com.
 +
 +Search for zxing-cpp to get the c++ version of the code.   
 +
 +https://github.com/glassechidna/zxing-cpp
 +
 +Build command for libzxing : 


 +export CXXFLAGS="-D_GLIBCXX_USE_CXX11_ABI=0"
 +cmake -G “Unix Makefiles” … -D_GLIBCXX_USE_CXX11_ABI=0 -DCMAKE_BUILD_TYPE=Release
 +make 
 +sudo make install

Additional code / build instruction text

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Updated FTC Install dependencies guide, build zxing (c++ version) :: commit

Various MD layout changes

https://github.com/FeatherCoin/Feathercoin/commit/20e75314f47ff6bb8d625bcee86c934b76a8679a

doc/README.md

 +mkdir build
 +cd build

Extra instructions for zxing build

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Further tweeks to zxing build from source instructions :: commit

Various MD layout changes

https://github.com/FeatherCoin/Feathercoin/commit/4a1fd9b460e266ee74af34a6bc10b73c7001aba7

doc/README.md

 +cmake -G “Unix Makefiles”.. -D_GLIBCXX_USE_CXX11_ABI=0 -DCMAKE_BUILD_TYPE=Release

Instructions don’t copy from markdown. …

  +--with-incompatible-bdb

Additional build instructions available

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Further tweeks to zxing build from source instructions :: commit

Various MD layout changes, further updates

https://github.com/FeatherCoin/Feathercoin/commit/acb5abcbbeac0cec38fe9665f364900704d01f60

doc/README.md

 -export CXXFLAGS="-D_GLIBCXX_USE_CXX11_ABI=0"  

 +export CXXFLAGS="-fPIC"

Code replaced

 +sudo nano /usr/local/include/zxing/LuminanceSource.h

+On Line 30 : Change public to private:

Code replaced

 +     ./configure --with-gui=qt5 --enable-tests=no  --with-incompatible-bdb --enable-upnp-default --with-qrcode=yes

Additional switches

 +### Build Berkley database version 4.8 from source.     
 +
 +wget http://download.oracle.com/berkeley-db/db-4.8.30.NC.tar.gz
 +tar -xzvf db-4.8.30.NC.tar.gz
 +cd db-4.8.30.NC/build_unix/
 +…/dist/configure --enable-cxx
 +make
 +sudo make install
 +
 +Example config usage :
 +
 +./configure --disable-upnp-default --disable-tests --with-boost-libdir=/usr/lib/arm-linux-gnueabihf CPPFLAGS="-I/usr/local/BerkeleyDB.4.8/include -O2" LDFLAGS="-L/usr/local/BerkeleyDB.4.8/lib"

Add code for Berkelay self build

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

** Updated main.cpp to remove unused variable :: commit**

Updated main.cpp to remove unused variable pblockindexFBBHLast and ./…

…autoconfig.sh to use autoupdate

https://github.com/FeatherCoin/Feathercoin/commit/acb5abcbbeac0cec38fe9665f364900704d01f60

autogen.sh

 -autoreconf -if --warnings=all

+autoupdate
+autoreconf  -if --warnings=all

Code replaced

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

** Updated main.cpp to remove unused variable :: commit**

Updated main.cpp to remove unused variable pblockindexFBBHLast and ./…

…autoconfig.sh to use autoupdate

https://github.com/FeatherCoin/Feathercoin/commit/acb5abcbbeac0cec38fe9665f364900704d01f60

src/main.cpp

-static CBlockIndex* pblockindexFBBHLast;

 +// pblockindexFBBHLast : no longer used 
 +// static CBlockIndex* pblockindexFBBHLast;

Comments and code removed

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Correct spelling / typo wit = with in the Bitcoingui.cpp :: commit

Correct spelling / typo wit = with in the Bitcoingui.cpp connector menu

https://github.com/FeatherCoin/Feathercoin/commit/acb5abcbbeac0cec38fe9665f364900704d01f60

src/qt/bitcoingui.cpp

 +    coinnectorAction->setStatusTip(tr("Exchange other coins with your feathercoin on Coinnector"));

Needs review against Translation database.

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

ScanHash_CryptoPP unused function remove :: commit

ScanHash_CryptoPP unused function removed from miner.cpp

https://github.com/FeatherCoin/Feathercoin/commit/2ac641ec011faf29f669f8b1e8449ef7e94b2af2

src/miner.cpp

 +// ScanHash_CryptoPP not used
 +//unsigned int static ScanHash_CryptoPP(char* pmidstate, char* pdata, char* phash1, char* phash, unsigned int& nHashesDone)
 +//{
 +//    unsigned int& nNonce = *(unsigned int*)(pdata + 12);
 +//    for (;;)
 +//    {
 +//        // Crypto++ SHA256
 +//        // Hash pdata using pmidstate as the starting state into
 +//        // pre-formatted buffer phash1, then hash phash1 into phash
 +//        nNonce++;

Start of code which is commented out, so can be put back

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Hash out deprecated autoconfig and add autoupdate t :: commit

Hash out deprecated autoconfig and add autoupdate to stop build warnings

https://github.com/FeatherCoin/Feathercoin/commit/0edb5929d63efc16c7b3c599732173243ea01e9d

autogen.sh

  -autoreconf  -if --warnings=all
 +# autoreconf  -if --warnings=all

Minor update

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Removed an unused variable sw :: commit

https://github.com/FeatherCoin/Feathercoin/commit/9a7b663c75fcc443d9118df0db9c6105760982db

src/qt/coinnectordialog.cpp

 +//  int sw=0;

Code commented out

wrapper

Feathercoin specific changes made to convert Bitcoin to FTC 0.9.6.*

Re-included autoreconf in ./autogen.sh :: commit

Re-included autoreconf in ./autogen.sh, included echo messages autoupdate is running

https://github.com/FeatherCoin/Feathercoin/commit/fdc52bc1c0e366f30c2c3f80af9128dcd556fdb1

autogen.sh

 -# autoreconf  -if --warnings=all

 +echo running autoreconf .....
 +autoreconf  -if --warnings=all
   autoupdate
 +echo
 +echo running autoupdate completed .....

Code replaced