From 59dcceea58529c10e3d9eecec92fd3c854350afa Mon Sep 17 00:00:00 2001
From: Daniel Edgecumbe <esotericnonsense@danedgecumbe.com>
Date: Thu, 21 Sep 2017 00:52:20 +0100
Subject: [backport] [rpc] getblockchaininfo: add size_on_disk,
 prune_target_size, automatic_pruning

Fix pruneheight help text.
Move fPruneMode block to match output ordering with help text.
Add functional tests for new fields in getblockchaininfo.

Rebase-from: bitcoin#b7dfc6c4
---
 src/validation.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/validation.cpp')

diff --git a/src/validation.cpp b/src/validation.cpp
index 5b27b9ec5..3ddf67717 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3356,6 +3356,8 @@ bool TestBlockValidity(CValidationState& state, const CChainParams& chainparams,
 /* Calculate the amount of disk space the block & undo files currently use */
 uint64_t CalculateCurrentUsage()
 {
+    LOCK(cs_LastBlockFile);
+
     uint64_t retval = 0;
     BOOST_FOREACH(const CBlockFileInfo &file, vinfoBlockFile) {
         retval += file.nSize + file.nUndoSize;
@@ -3366,6 +3368,8 @@ uint64_t CalculateCurrentUsage()
 /* Prune a block file (modify associated database entries)*/
 void PruneOneBlockFile(const int fileNumber)
 {
+    LOCK(cs_LastBlockFile);
+
     for (BlockMap::iterator it = mapBlockIndex.begin(); it != mapBlockIndex.end(); ++it) {
         CBlockIndex* pindex = it->second;
         if (pindex->nFile == fileNumber) {
@@ -4231,6 +4235,8 @@ std::string CBlockFileInfo::ToString() const
 
 CBlockFileInfo* GetBlockFileInfo(size_t n)
 {
+    LOCK(cs_LastBlockFile);
+
     return &vinfoBlockFile.at(n);
 }
 
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