Merge bitcoin#10193: scripted-diff: Remove #include <boost/foreach.hpp>

b1268a1 clang-format: Delete ForEachMacros (Jorge Timón) 5995735 scripted-diff: Remove #include <boost/foreach.hpp> (Jorge Timón) 3eff827 scripted-diff: Remove BOOST_REVERSE_FOREACH (Jorge Timón) 33aed5b Fix const_reverse_iterator constructor (pass const ptr) (Jorge Timón) 300851e Introduce src/reverse_iterator.hpp and include it... (Jorge Timón) Tree-SHA512: df3405328e9602d0a433ac134ba59a5c9a6202ef64188df2f94a59b2ce58dec7c988b25d0671c7937de516a96b2e6daeb9d04c82fa363b616ee4cf6e9cb0fac6
AjkP · Jul 4, 2017 · 6dbcc74 · 6dbcc74
2 parents 7397af9 + b1268a1
commit 6dbcc74
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Showing 38 changed files with 53 additions and 39 deletions.
diff --git a/src/.clang-format b/src/.clang-format
@@ -23,7 +23,6 @@ ContinuationIndentWidth: 4
 Cpp11BracedListStyle: true
 DerivePointerAlignment: false
 DisableFormat:   false
-ForEachMacros:   [ foreach, Q_FOREACH, BOOST_FOREACH, BOOST_REVERSE_FOREACH ]
 IndentCaseLabels: false
 IndentFunctionDeclarationAfterType: false
 IndentWidth:     4

diff --git a/src/Makefile.am b/src/Makefile.am
@@ -124,6 +124,7 @@ BITCOIN_CORE_H = \
   pow.h \
   protocol.h \
   random.h \
+  reverse_iterator.h \
   reverselock.h \
   rpc/blockchain.h \
   rpc/client.h \

diff --git a/src/bench/coin_selection.cpp b/src/bench/coin_selection.cpp
@@ -5,7 +5,6 @@
 #include "bench.h"
 #include "wallet/wallet.h"
 
-#include <boost/foreach.hpp>
 #include <set>
 
 static void addCoin(const CAmount& nValue, const CWallet& wallet, std::vector<COutput>& vCoins)

diff --git a/src/bloom.cpp b/src/bloom.cpp
@@ -14,7 +14,6 @@
 #include <math.h>
 #include <stdlib.h>
 
-#include <boost/foreach.hpp>
 
 #define LN2SQUARED 0.4804530139182014246671025263266649717305529515945455
 #define LN2 0.6931471805599453094172321214581765680755001343602552

diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
@@ -6,20 +6,20 @@
 
 #include "chain.h"
 #include "chainparams.h"
+#include "reverse_iterator.h"
 #include "validation.h"
 #include "uint256.h"
 
 #include <stdint.h>
 
-#include <boost/foreach.hpp>
 
 namespace Checkpoints {
 
     CBlockIndex* GetLastCheckpoint(const CCheckpointData& data)
     {
         const MapCheckpoints& checkpoints = data.mapCheckpoints;
 
-        BOOST_REVERSE_FOREACH(const MapCheckpoints::value_type& i, checkpoints)
+        for (const MapCheckpoints::value_type& i : reverse_iterate(checkpoints))
         {
             const uint256& hash = i.second;
             BlockMap::const_iterator t = mapBlockIndex.find(hash);

diff --git a/src/checkqueue.h b/src/checkqueue.h
@@ -10,7 +10,6 @@
 #include <algorithm>
 #include <vector>
 
-#include <boost/foreach.hpp>
 #include <boost/thread/condition_variable.hpp>
 #include <boost/thread/mutex.hpp>
 

diff --git a/src/core_write.cpp b/src/core_write.cpp
@@ -15,7 +15,6 @@
 #include "utilmoneystr.h"
 #include "utilstrencodings.h"
 
-#include <boost/foreach.hpp>
 
 std::string FormatScript(const CScript& script)
 {

diff --git a/src/httprpc.cpp b/src/httprpc.cpp
@@ -18,7 +18,6 @@
 #include <stdio.h>
 
 #include <boost/algorithm/string.hpp> // boost::trim
-#include <boost/foreach.hpp>
 
 /** WWW-Authenticate to present with 401 Unauthorized response */
 static const char* WWW_AUTH_HEADER_DATA = "Basic realm=\"jsonrpc\"";

diff --git a/src/memusage.h b/src/memusage.h
@@ -15,7 +15,6 @@
 #include <unordered_map>
 #include <unordered_set>
 
-#include <boost/foreach.hpp>
 
 namespace memusage
 {

diff --git a/src/net.h b/src/net.h
@@ -33,7 +33,6 @@
 #include <arpa/inet.h>
 #endif
 
-#include <boost/foreach.hpp>
 #include <boost/signals2/signal.hpp>
 
 class CScheduler;

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
@@ -22,6 +22,7 @@
 #include "primitives/block.h"
 #include "primitives/transaction.h"
 #include "random.h"
+#include "reverse_iterator.h"
 #include "tinyformat.h"
 #include "txmempool.h"
 #include "ui_interface.h"
@@ -827,7 +828,7 @@ void PeerLogicValidation::UpdatedBlockTip(const CBlockIndex *pindexNew, const CB
         // Relay inventory, but don't relay old inventory during initial block download.
         connman->ForEachNode([nNewHeight, &vHashes](CNode* pnode) {
             if (nNewHeight > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : 0)) {
-                BOOST_REVERSE_FOREACH(const uint256& hash, vHashes) {
+                for (const uint256& hash : reverse_iterate(vHashes)) {
                     pnode->PushBlockHash(hash);
                 }
             }
@@ -2338,7 +2339,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
             } else {
                 std::vector<CInv> vGetData;
                 // Download as much as possible, from earliest to latest.
-                BOOST_REVERSE_FOREACH(const CBlockIndex *pindex, vToFetch) {
+                for (const CBlockIndex *pindex : reverse_iterate(vToFetch)) {
                     if (nodestate->nBlocksInFlight >= MAX_BLOCKS_IN_TRANSIT_PER_PEER) {
                         // Can't download any more from this peer
                         break;

diff --git a/src/policy/policy.cpp b/src/policy/policy.cpp
@@ -13,7 +13,6 @@
 #include "util.h"
 #include "utilstrencodings.h"
 
-#include <boost/foreach.hpp>
 
 CAmount GetDustThreshold(const CTxOut& txout, const CFeeRate& dustRelayFeeIn)
 {

diff --git a/src/prevector.h b/src/prevector.h
@@ -132,7 +132,7 @@ class prevector {
         typedef const T* pointer;
         typedef const T& reference;
         typedef std::bidirectional_iterator_tag iterator_category;
-        const_reverse_iterator(T* ptr_) : ptr(ptr_) {}
+        const_reverse_iterator(const T* ptr_) : ptr(ptr_) {}
         const_reverse_iterator(reverse_iterator x) : ptr(&(*x)) {}
         const T& operator*() const { return *ptr; }
         const T* operator->() const { return ptr; }

diff --git a/src/qt/addresstablemodel.cpp b/src/qt/addresstablemodel.cpp
@@ -10,7 +10,6 @@
 #include "base58.h"
 #include "wallet/wallet.h"
 
-#include <boost/foreach.hpp>
 
 #include <QFont>
 #include <QDebug>

diff --git a/src/qt/recentrequeststablemodel.cpp b/src/qt/recentrequeststablemodel.cpp
@@ -11,7 +11,6 @@
 #include "clientversion.h"
 #include "streams.h"
 
-#include <boost/foreach.hpp>
 
 RecentRequestsTableModel::RecentRequestsTableModel(CWallet *wallet, WalletModel *parent) :
     QAbstractTableModel(parent), walletModel(parent)

diff --git a/src/qt/transactionrecord.cpp b/src/qt/transactionrecord.cpp
@@ -12,7 +12,6 @@
 
 #include <stdint.h>
 
-#include <boost/foreach.hpp>
 
 /* Return positive answer if transaction should be shown in list.
  */

diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
@@ -34,7 +34,6 @@
 #include <QSet>
 #include <QTimer>
 
-#include <boost/foreach.hpp>
 
 WalletModel::WalletModel(const PlatformStyle *platformStyle, CWallet *_wallet, OptionsModel *_optionsModel, QObject *parent) :
     QObject(parent), wallet(_wallet), optionsModel(_optionsModel), addressTableModel(0),

diff --git a/src/reverse_iterator.h b/src/reverse_iterator.h
@@ -0,0 +1,39 @@
+// Taken from https://gist.github.com/arvidsson/7231973
+
+#ifndef BITCOIN_REVERSE_ITERATOR_HPP
+#define BITCOIN_REVERSE_ITERATOR_HPP
+
+/**
+ * Template used for reverse iteration in C++11 range-based for loops.
+ * 
+ *   std::vector<int> v = {1, 2, 3, 4, 5};
+ *   for (auto x : reverse_iterate(v))
+ *       std::cout << x << " ";
+ */
+
+template <typename T>
+class reverse_range
+{
+    T &x;
+
+public:
+    reverse_range(T &x) : x(x) {}
+
+    auto begin() const -> decltype(this->x.rbegin())
+    {
+        return x.rbegin();
+    }
+
+    auto end() const -> decltype(this->x.rend())
+    {
+        return x.rend();
+    }
+};
+
+template <typename T>
+reverse_range<T> reverse_iterate(T &x)
+{
+    return reverse_range<T>(x);
+}
+
+#endif // BITCOIN_REVERSE_ITERATOR_HPP
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
@@ -19,7 +19,6 @@
 #include "utilstrencodings.h"
 #include "version.h"
 
-#include <boost/foreach.hpp>
 
 #include <univalue.h>
 

diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
@@ -17,7 +17,6 @@
 #include <univalue.h>
 
 #include <boost/bind.hpp>
-#include <boost/foreach.hpp>
 #include <boost/signals2/signal.hpp>
 #include <boost/algorithm/string/case_conv.hpp> // for to_upper()
 #include <boost/algorithm/string/classification.hpp>

diff --git a/src/script/ismine.cpp b/src/script/ismine.cpp
@@ -11,7 +11,6 @@
 #include "script/standard.h"
 #include "script/sign.h"
 
-#include <boost/foreach.hpp>
 
 typedef std::vector<unsigned char> valtype;
 

diff --git a/src/script/sign.cpp b/src/script/sign.cpp
@@ -12,7 +12,6 @@
 #include "script/standard.h"
 #include "uint256.h"
 
-#include <boost/foreach.hpp>
 
 typedef std::vector<unsigned char> valtype;
 

diff --git a/src/script/standard.cpp b/src/script/standard.cpp
@@ -10,7 +10,6 @@
 #include "util.h"
 #include "utilstrencodings.h"
 
-#include <boost/foreach.hpp>
 
 typedef std::vector<unsigned char> valtype;
 

diff --git a/src/sync.cpp b/src/sync.cpp
@@ -9,7 +9,6 @@
 
 #include <stdio.h>
 
-#include <boost/foreach.hpp>
 #include <boost/thread.hpp>
 
 #ifdef DEBUG_LOCKCONTENTION

diff --git a/src/test/getarg_tests.cpp b/src/test/getarg_tests.cpp
@@ -9,7 +9,6 @@
 #include <vector>
 
 #include <boost/algorithm/string.hpp>
-#include <boost/foreach.hpp>
 #include <boost/test/unit_test.hpp>
 
 BOOST_FIXTURE_TEST_SUITE(getarg_tests, BasicTestingSetup)

diff --git a/src/test/multisig_tests.cpp b/src/test/multisig_tests.cpp
@@ -14,7 +14,6 @@
 #include "test/test_bitcoin.h"
 
 
-#include <boost/foreach.hpp>
 #include <boost/test/unit_test.hpp>
 
 typedef std::vector<unsigned char> valtype;

diff --git a/src/test/prevector_tests.cpp b/src/test/prevector_tests.cpp
@@ -5,6 +5,7 @@
 #include <vector>
 #include "prevector.h"
 
+#include "reverse_iterator.h"
 #include "serialize.h"
 #include "streams.h"
 
@@ -56,13 +57,13 @@ class prevector_tester {
         for (const T& v : pre_vector) {
              local_check(v == real_vector[pos++]);
         }
-        BOOST_REVERSE_FOREACH(const T& v, pre_vector) {
+        for (const T& v : reverse_iterate(pre_vector)) {
              local_check(v == real_vector[--pos]);
         }
         for (const T& v : const_pre_vector) {
              local_check(v == real_vector[pos++]);
         }
-        BOOST_REVERSE_FOREACH(const T& v, const_pre_vector) {
+        for (const T& v : reverse_iterate(const_pre_vector)) {
              local_check(v == real_vector[--pos]);
         }
         CDataStream ss1(SER_DISK, 0);

diff --git a/src/test/script_tests.cpp b/src/test/script_tests.cpp
@@ -24,7 +24,6 @@
 #include <string>
 #include <vector>
 
-#include <boost/foreach.hpp>
 #include <boost/test/unit_test.hpp>
 
 #include <univalue.h>

diff --git a/src/test/transaction_tests.cpp b/src/test/transaction_tests.cpp
@@ -27,7 +27,6 @@
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/split.hpp>
 #include <boost/test/unit_test.hpp>
-#include <boost/foreach.hpp>
 
 #include <univalue.h>
 

diff --git a/src/timedata.cpp b/src/timedata.cpp
@@ -15,7 +15,6 @@
 #include "utilstrencodings.h"
 #include "warnings.h"
 
-#include <boost/foreach.hpp>
 
 static CCriticalSection cs_nTimeOffset;
 static int64_t nTimeOffset = 0;

diff --git a/src/torcontrol.cpp b/src/torcontrol.cpp
@@ -17,7 +17,6 @@
 
 #include <boost/bind.hpp>
 #include <boost/signals2/signal.hpp>
-#include <boost/foreach.hpp>
 #include <boost/algorithm/string/split.hpp>
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/replace.hpp>

diff --git a/src/txmempool.cpp b/src/txmempool.cpp
@@ -11,6 +11,7 @@
 #include "validation.h"
 #include "policy/policy.h"
 #include "policy/fees.h"
+#include "reverse_iterator.h"
 #include "streams.h"
 #include "timedata.h"
 #include "util.h"
@@ -127,7 +128,7 @@ void CTxMemPool::UpdateTransactionsFromBlock(const std::vector<uint256> &vHashes
     // This maximizes the benefit of the descendant cache and guarantees that
     // setMemPoolChildren will be updated, an assumption made in
     // UpdateForDescendants.
-    BOOST_REVERSE_FOREACH(const uint256 &hash, vHashesToUpdate) {
+    for (const uint256 &hash : reverse_iterate(vHashesToUpdate)) {
         // we cache the in-mempool children to avoid duplicate updates
         setEntries setChildren;
         // calculate children from mapNextTx

diff --git a/src/validation.cpp b/src/validation.cpp
@@ -24,6 +24,7 @@
 #include "primitives/block.h"
 #include "primitives/transaction.h"
 #include "random.h"
+#include "reverse_iterator.h"
 #include "script/script.h"
 #include "script/sigcache.h"
 #include "script/standard.h"
@@ -2340,7 +2341,7 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c
         nHeight = nTargetHeight;
 
         // Connect new blocks.
-        BOOST_REVERSE_FOREACH(CBlockIndex *pindexConnect, vpindexToConnect) {
+        for (CBlockIndex *pindexConnect : reverse_iterate(vpindexToConnect)) {
             if (!ConnectTip(state, chainparams, pindexConnect, pindexConnect == pindexMostWork ? pblock : std::shared_ptr<const CBlock>(), connectTrace, disconnectpool)) {
                 if (state.IsInvalid()) {
                     // The block violates a consensus rule.

diff --git a/src/wallet/crypter.cpp b/src/wallet/crypter.cpp
@@ -12,7 +12,6 @@
 
 #include <string>
 #include <vector>
-#include <boost/foreach.hpp>
 
 int CCrypter::BytesToKeySHA512AES(const std::vector<unsigned char>& chSalt, const SecureString& strKeyData, int count, unsigned char *key,unsigned char *iv) const
 {

diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
@@ -18,7 +18,6 @@
 #include <sys/stat.h>
 #endif
 
-#include <boost/foreach.hpp>
 #include <boost/thread.hpp>
 
 //

diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
@@ -26,7 +26,6 @@
 
 #include <univalue.h>
 
-#include <boost/foreach.hpp>
 
 std::string static EncodeDumpTime(int64_t nTime) {
     return DateTimeStrFormat("%Y-%m-%dT%H:%M:%SZ", nTime);

diff --git a/src/wallet/test/accounting_tests.cpp b/src/wallet/test/accounting_tests.cpp
@@ -8,7 +8,6 @@
 
 #include <stdint.h>
 
-#include <boost/foreach.hpp>
 #include <boost/test/unit_test.hpp>
 
 extern CWallet* pwalletMain;
-Original file line number
+Diff line change
@@ Expand Up / @@ -12,7 +12,6 @@ @@
     #include <stdint.h>
-    #include <boost/foreach.hpp>
     /* Return positive answer if transaction should be shown in list.
      */
@@ Expand Down @@