Don't include sqlite3.h from headers

So that sqlite is not part of the public interface of csync
(and that the sqlite include path don't need to be passed when compiling
libsync or gui)

src/common/ownsql.cpp

@@ -26,6 +26,7 @@
 #include "ownsql.h"
 #include "common/utility.h"
 #include "common/asserts.h"
+#include <sqlite3.h>
 
 #define SQLITE_SLEEP_TIME_USEC 100000
 #define SQLITE_REPEAT_COUNT 20

src/common/ownsql.h

@@ -19,13 +19,14 @@
 #ifndef OWNSQL_H
 #define OWNSQL_H
 
-#include <sqlite3.h>
-
 #include <QObject>
 #include <QVariant>
 
 #include "ocsynclib.h"
 
+struct sqlite3;
+struct sqlite3_stmt;
+
 namespace OCC {
 
 /**

src/common/syncjournaldb.cpp

@@ -23,6 +23,7 @@
 #include <QElapsedTimer>
 #include <QUrl>
 #include <QDir>
+#include <sqlite3.h>
 
 #include "common/syncjournaldb.h"
 #include "version.h"

src/csync/csync_private.h

@@ -36,7 +36,6 @@
 #include <QHash>
 #include <stdint.h>
 #include <stdbool.h>
-#include <sqlite3.h>
 #include <map>
 #include <set>
 #include <functional>

src/gui/socketapi.cpp

@@ -48,8 +48,6 @@
 
 #include <QClipboard>
 
-#include <sqlite3.h>
-
 #include <QStandardPaths>
 
 

test/csync/csync_tests/check_csync_update.cpp

@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #include "csync_update.cpp"
+#include <sqlite3.h>
 
 #include "torture.h"