[tracker-miners/wip/carlosg/issue-tracker-42] libtracker-miners-common: Make g_error() a soft error

[Carlos Garnacho <carlosg src gnome org>]

commit 3b6a331691d1059807eebcfec5636a4d12d53ddb
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Nov 8 15:27:08 2018 +0100

    libtracker-miners-common: Make g_error() a soft error
    
    Make TrackerDomainOntology initialization fail if the .rule file
    is not found, instead of a fatal error.
    
    Closes: https://gitlab.gnome.org/GNOME/tracker/issues/42

 src/libtracker-miners-common/tracker-domain-ontology.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/src/libtracker-miners-common/tracker-domain-ontology.c 
b/src/libtracker-miners-common/tracker-domain-ontology.c
index d613c5ed6..9c80b30b7 100644
--- a/src/libtracker-miners-common/tracker-domain-ontology.c
+++ b/src/libtracker-miners-common/tracker-domain-ontology.c
@@ -332,7 +332,11 @@ tracker_domain_ontology_initable_init (GInitable     *initable,
                        path_for_tests = g_strdup (g_getenv ("TRACKER_TEST_DOMAIN_ONTOLOGY_RULE"));
 
                        if (path_for_tests == NULL) {
-                               g_error ("Unable to find default domain ontology rule %s", path);
+                               inner_error = g_error_new (G_KEY_FILE_ERROR,
+                                                          G_KEY_FILE_ERROR_NOT_FOUND,
+                                                          "Unable to find default domain ontology rule %s",
+                                                          path);
+                               goto end;
                        }
 
                        g_free (path);