From 09c3043c85d475c0d1cd720cd00b697bc8d2bd33 Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=BCrgen=20Weigert?= <jnweiger@gmail.com>
Date: Wed, 27 Sep 2017 22:35:12 +0200
Subject: [PATCH] support old sqlite before 3.7.7

quickfix: define the symbol for backwards compat
or FIXME: better solution #ifdef SQLITE_IOERR_SHMMAP where needed...
---
 src/common/syncjournaldb.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/common/syncjournaldb.cpp b/src/common/syncjournaldb.cpp
index d4c396e6b..b827657c7 100644
--- a/src/common/syncjournaldb.cpp
+++ b/src/common/syncjournaldb.cpp
@@ -345,6 +345,12 @@ bool SyncJournalDb::checkConnect()
                         "PRIMARY KEY(phash)"
                         ");");
 
+#ifndef SQLITE_IOERR_SHMMAP
+// Requires sqlite >= 3.7.7 but old CentOS6 has sqlite-3.6.20
+// Definition taken from https://sqlite.org/c3ref/c_abort_rollback.html
+#define SQLITE_IOERR_SHMMAP            (SQLITE_IOERR | (21<<8))
+#endif
+
     if (!createQuery.exec()) {
         // In certain situations the io error can be avoided by switching
         // to the DELETE journal mode, see #5723
-- 
2.30.2