fix/txnId: wrap around INT64_MAX

629c8768 · Minglei Jin · 7902b7aa · 629c8768
隐藏空白更改
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source/libs/tdb/src/db/tdbDb.c source/libs/tdb/src/db/tdbDb.c +3 -0

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--- a/source/libs/tdb/src/db/tdbDb.c
+++ b/source/libs/tdb/src/db/tdbDb.c
@@ -104,6 +104,9 @@ int32_t tdbBegin(TDB *pDb, TXN **ppTxn, void *(*xMalloc)(void *, size_t), void (
  SPager *pPager;
  int     ret;
  int64_t txnId = ++pDb->txnId;
+  if (txnId == INT64_MAX) {
+    pDb->txnId = 0;
+  }

  TXN *pTxn = tdbOsCalloc(1, sizeof(*pTxn));
  if (!pTxn) {