2 files changed, 5 insertions, 0 deletions
diff --git a/src/index/txindex.cpp b/src/index/txindex.cpp
index 484526a6d9..7992d85338 100644
--- a/src/index/txindex.cpp
+++ b/src/index/txindex.cpp
@@ -14,6 +14,8 @@
 constexpr int64_t SYNC_LOG_INTERVAL = 30; // seconds
 constexpr int64_t SYNC_LOCATOR_WRITE_INTERVAL = 30; // seconds
 
+std::unique_ptr<TxIndex> g_txindex;
+
 template<typename... Args>
 static void FatalError(const char* fmt, const Args&... args)
 {
diff --git a/src/index/txindex.h b/src/index/txindex.h
index e1f1b17676..41199f0b3f 100644
--- a/src/index/txindex.h
+++ b/src/index/txindex.h
@@ -82,4 +82,7 @@ public:
     void Stop();
 };
 
+/// The global transaction index, used in GetTransaction. May be null.
+extern std::unique_ptr<TxIndex> g_txindex;
+
 #endif // BITCOIN_INDEX_TXINDEX_H