From de860ce15b0921a37c0f3a21dbebe4311b9414a8 Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Wed, 12 Aug 2015 00:58:28 +0200
Subject: Support for nested transactions

---
 common/storage_lmdb.cpp |  2 +-
 tests/storagetest.cpp   | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/common/storage_lmdb.cpp b/common/storage_lmdb.cpp
index 23df0fc..983d0e2 100644
--- a/common/storage_lmdb.cpp
+++ b/common/storage_lmdb.cpp
@@ -317,7 +317,7 @@ Storage::Private::Private(const QString &s, const QString &n, AccessMode m, bool
                 // TODO: handle error
                 std::cerr << "mdb_env_create: " << rc << " " << mdb_strerror(rc) << std::endl;
             } else {
-                if ((rc = mdb_env_open(env, fullPath.toStdString().data(), mode == ReadOnly ? MDB_RDONLY : 0 , 0664))) {
+                if ((rc = mdb_env_open(env, fullPath.toStdString().data(), mode == ReadOnly ? MDB_RDONLY : 0 | MDB_NOTLS, 0664))) {
                     std::cerr << "mdb_env_open: " << rc << " " << mdb_strerror(rc) << std::endl;
                     mdb_env_close(env);
                     env = 0;
diff --git a/tests/storagetest.cpp b/tests/storagetest.cpp
index b71a767..55ec888 100644
--- a/tests/storagetest.cpp
+++ b/tests/storagetest.cpp
@@ -142,6 +142,18 @@ private Q_SLOTS:
         });
     }
 
+    void testNestedTransactions()
+    {
+        populate(3);
+        Akonadi2::Storage store(testDataPath, dbName, Akonadi2::Storage::ReadWrite);
+        store.createTransaction(Akonadi2::Storage::ReadOnly).scan("key1", [&](const QByteArray &key, const QByteArray &value) -> bool {
+            store.createTransaction(Akonadi2::Storage::ReadWrite).remove(key, [](const Akonadi2::Storage::Error &) {
+                QVERIFY(false);
+            });
+            return false;
+        });
+    }
+
     void testReadEmptyDb()
     {
         bool gotResult = false;
-- 
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