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diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2171,123 +2171,117 @@
WalletLogPrintf("Rescan started from block %s...\n",
start_block.ToString());
+ fAbortRescan = false;
+
+ // Show rescan progress in GUI as dialog or on splashscreen, if -rescan
+ // on startup.
+ ShowProgress(
+ strprintf("%s " + _("Rescanning...").translated, GetDisplayName()), 0);
+ BlockHash tip_hash;
+ // The way the 'block_height' is initialized is just a workaround for
+ // the gcc bug #47679 since version 4.6.0.
+ Optional<int> block_height = MakeOptional(false, int());
+ double progress_begin;
+ double progress_end;
{
- fAbortRescan = false;
-
- // Show rescan progress in GUI as dialog or on splashscreen, if -rescan
- // on startup.
- ShowProgress(
- strprintf("%s " + _("Rescanning...").translated, GetDisplayName()),
- 0);
- BlockHash tip_hash;
- // The way the 'block_height' is initialized is just a workaround for
- // the gcc bug #47679 since version 4.6.0.
- Optional<int> block_height = MakeOptional(false, int());
- double progress_begin;
- double progress_end;
- {
- auto locked_chain = chain().lock();
- if (Optional<int> tip_height = locked_chain->getHeight()) {
- tip_hash = locked_chain->getBlockHash(*tip_height);
- }
- block_height = locked_chain->getBlockHeight(block_hash);
- progress_begin = chain().guessVerificationProgress(block_hash);
- progress_end = chain().guessVerificationProgress(
- stop_block.IsNull() ? tip_hash : stop_block);
- }
- double progress_current = progress_begin;
- while (block_height && !fAbortRescan && !chain().shutdownRequested()) {
- m_scanning_progress = (progress_current - progress_begin) /
- (progress_end - progress_begin);
- if (*block_height % 100 == 0 &&
- progress_end - progress_begin > 0.0) {
- ShowProgress(
- strprintf("%s " + _("Rescanning...").translated,
- GetDisplayName()),
- std::max(1, std::min(99, int(m_scanning_progress * 100))));
- }
- if (GetTime() >= nNow + 60) {
- nNow = GetTime();
- WalletLogPrintf("Still rescanning. At block %d. Progress=%f\n",
- *block_height, progress_current);
- }
+ auto locked_chain = chain().lock();
+ if (Optional<int> tip_height = locked_chain->getHeight()) {
+ tip_hash = locked_chain->getBlockHash(*tip_height);
+ }
+ block_height = locked_chain->getBlockHeight(block_hash);
+ progress_begin = chain().guessVerificationProgress(block_hash);
+ progress_end = chain().guessVerificationProgress(
+ stop_block.IsNull() ? tip_hash : stop_block);
+ }
+ double progress_current = progress_begin;
+ while (block_height && !fAbortRescan && !chain().shutdownRequested()) {
+ m_scanning_progress = (progress_current - progress_begin) /
+ (progress_end - progress_begin);
+ if (*block_height % 100 == 0 && progress_end - progress_begin > 0.0) {
+ ShowProgress(
+ strprintf("%s " + _("Rescanning...").translated,
+ GetDisplayName()),
+ std::max(1, std::min(99, int(m_scanning_progress * 100))));
+ }
+ if (GetTime() >= nNow + 60) {
+ nNow = GetTime();
+ WalletLogPrintf("Still rescanning. At block %d. Progress=%f\n",
+ *block_height, progress_current);
+ }
- CBlock block;
- if (chain().findBlock(block_hash, &block) && !block.IsNull()) {
- auto locked_chain = chain().lock();
- LOCK(cs_wallet);
- if (!locked_chain->getBlockHeight(block_hash)) {
- // Abort scan if current block is no longer active, to
- // prevent marking transactions as coming from the wrong
- // block.
- // TODO: This should return success instead of failure, see
- // https://github.com/bitcoin/bitcoin/pull/14711#issuecomment-458342518
- result.last_failed_block = block_hash;
- result.status = ScanResult::FAILURE;
- break;
- }
- for (size_t posInBlock = 0; posInBlock < block.vtx.size();
- ++posInBlock) {
- SyncTransaction(block.vtx[posInBlock], block_hash,
- posInBlock, fUpdate);
- }
- // scan succeeded, record block as most recent successfully
- // scanned
- result.last_scanned_block = block_hash;
- result.last_scanned_height = *block_height;
- } else {
- // could not scan block, keep scanning but record this block as
- // the most recent failure
+ CBlock block;
+ if (chain().findBlock(block_hash, &block) && !block.IsNull()) {
+ auto locked_chain = chain().lock();
+ LOCK(cs_wallet);
+ if (!locked_chain->getBlockHeight(block_hash)) {
+ // Abort scan if current block is no longer active, to
+ // prevent marking transactions as coming from the wrong
+ // block.
+ // TODO: This should return success instead of failure, see
+ // https://github.com/bitcoin/bitcoin/pull/14711#issuecomment-458342518
result.last_failed_block = block_hash;
result.status = ScanResult::FAILURE;
- }
- if (block_hash == stop_block) {
break;
}
- {
- auto locked_chain = chain().lock();
- Optional<int> tip_height = locked_chain->getHeight();
- if (!tip_height || *tip_height <= block_height ||
- !locked_chain->getBlockHeight(block_hash)) {
- // break successfully when rescan has reached the tip, or
- // previous block is no longer on the chain due to a reorg
- break;
- }
-
- // increment block and verification progress
- block_hash = locked_chain->getBlockHash(++*block_height);
- progress_current =
- chain().guessVerificationProgress(block_hash);
-
- // handle updated tip hash
- const BlockHash prev_tip_hash = tip_hash;
- tip_hash = locked_chain->getBlockHash(*tip_height);
- if (stop_block.IsNull() && prev_tip_hash != tip_hash) {
- // in case the tip has changed, update progress max
- progress_end = chain().guessVerificationProgress(tip_hash);
- }
+ for (size_t posInBlock = 0; posInBlock < block.vtx.size();
+ ++posInBlock) {
+ SyncTransaction(block.vtx[posInBlock], block_hash, posInBlock,
+ fUpdate);
}
+ // scan succeeded, record block as most recent successfully
+ // scanned
+ result.last_scanned_block = block_hash;
+ result.last_scanned_height = *block_height;
+ } else {
+ // could not scan block, keep scanning but record this block as
+ // the most recent failure
+ result.last_failed_block = block_hash;
+ result.status = ScanResult::FAILURE;
+ }
+ if (block_hash == stop_block) {
+ break;
}
+ {
+ auto locked_chain = chain().lock();
+ Optional<int> tip_height = locked_chain->getHeight();
+ if (!tip_height || *tip_height <= block_height ||
+ !locked_chain->getBlockHeight(block_hash)) {
+ // break successfully when rescan has reached the tip, or
+ // previous block is no longer on the chain due to a reorg
+ break;
+ }
- // Hide progress dialog in GUI.
- ShowProgress(
- strprintf("%s " + _("Rescanning...").translated, GetDisplayName()),
- 100);
- if (block_height && fAbortRescan) {
- WalletLogPrintf("Rescan aborted at block %d. Progress=%f\n",
- *block_height, progress_current);
- result.status = ScanResult::USER_ABORT;
- } else if (block_height && chain().shutdownRequested()) {
- WalletLogPrintf("Rescan interrupted by shutdown request at block "
- "%d. Progress=%f\n",
- *block_height, progress_current);
- result.status = ScanResult::USER_ABORT;
- } else {
- WalletLogPrintf("Rescan completed in %15dms\n",
- GetTimeMillis() - start_time);
+ // increment block and verification progress
+ block_hash = locked_chain->getBlockHash(++*block_height);
+ progress_current = chain().guessVerificationProgress(block_hash);
+
+ // handle updated tip hash
+ const BlockHash prev_tip_hash = tip_hash;
+ tip_hash = locked_chain->getBlockHash(*tip_height);
+ if (stop_block.IsNull() && prev_tip_hash != tip_hash) {
+ // in case the tip has changed, update progress max
+ progress_end = chain().guessVerificationProgress(tip_hash);
+ }
}
}
+ // Hide progress dialog in GUI.
+ ShowProgress(
+ strprintf("%s " + _("Rescanning...").translated, GetDisplayName()),
+ 100);
+ if (block_height && fAbortRescan) {
+ WalletLogPrintf("Rescan aborted at block %d. Progress=%f\n",
+ *block_height, progress_current);
+ result.status = ScanResult::USER_ABORT;
+ } else if (block_height && chain().shutdownRequested()) {
+ WalletLogPrintf("Rescan interrupted by shutdown request at block "
+ "%d. Progress=%f\n",
+ *block_height, progress_current);
+ result.status = ScanResult::USER_ABORT;
+ } else {
+ WalletLogPrintf("Rescan completed in %15dms\n",
+ GetTimeMillis() - start_time);
+ }
return result;
}

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