[tracker/wip/carlosg/in-memory-databases: 3/5] libtracker-data: Plumb IN_MEMORY support through TrackerDataManager

[Carlos Garnacho <carlosg src gnome org>]

commit 99f22b6f9a81ec02aa2852a72f91211ff3e1433b
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Feb 22 16:32:55 2020 +0100

    libtracker-data: Plumb IN_MEMORY support through TrackerDataManager
    
    Some file-based checks had to be dropped, but it's mostly straightforward.

 src/libtracker-data/tracker-data-manager.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-manager.c b/src/libtracker-data/tracker-data-manager.c
index fe653b4a8..8898c92a6 100644
--- a/src/libtracker-data/tracker-data-manager.c
+++ b/src/libtracker-data/tracker-data-manager.c
@@ -3746,6 +3746,11 @@ write_ontologies_gvdb (TrackerDataManager  *manager,
        gchar *filename;
        GFile *child;
 
+       if ((manager->flags & TRACKER_DB_MANAGER_IN_MEMORY) != 0)
+               return TRUE;
+       if (!manager->cache_location)
+               return TRUE;
+
        child = g_file_get_child (manager->cache_location, "ontologies.gvdb");
        filename = g_file_get_path (child);
        g_object_unref (child);
@@ -3919,7 +3924,7 @@ tracker_data_manager_new (TrackerDBManagerFlags   flags,
 {
        TrackerDataManager *manager;
 
-       if (!cache_location) {
+       if ((flags & TRACKER_DB_MANAGER_IN_MEMORY) == 0 && !cache_location) {
                g_warning ("Data storage location must be provided");
                return NULL;
        }
@@ -4143,7 +4148,7 @@ tracker_data_manager_initable_init (GInitable     *initable,
                return TRUE;
        }
 
-       if (!g_file_is_native (manager->cache_location)) {
+       if (manager->cache_location && !g_file_is_native (manager->cache_location)) {
                g_set_error (error,
                             TRACKER_DATA_ONTOLOGY_ERROR,
                             TRACKER_DATA_UNSUPPORTED_LOCATION,