[tracker] libtracker-data: Check g_rename() return value

[Carlos Garnacho <carlosg src gnome org>]

commit e7aa8d18b152bc1d38bb3ad845c29c4fcb717f8d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Wed Dec 14 19:53:26 2016 +0100

    libtracker-data: Check g_rename() return value
    
    And error out properly if it fails.

 src/libtracker-data/tracker-db-journal.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-data/tracker-db-journal.c b/src/libtracker-data/tracker-db-journal.c
index d544abf..d82f7ca 100644
--- a/src/libtracker-data/tracker-db-journal.c
+++ b/src/libtracker-data/tracker-db-journal.c
@@ -2138,7 +2138,14 @@ tracker_db_journal_rotate (GError **error)
 
        fullpath = g_strdup_printf ("%s.%d", writer.journal_filename, ++max);
 
-       g_rename (writer.journal_filename, fullpath);
+       if (g_rename (writer.journal_filename, fullpath) < 0) {
+               g_set_error (error, TRACKER_DB_JOURNAL_ERROR,
+                            TRACKER_DB_JOURNAL_ERROR_COULD_NOT_WRITE,
+                            "Could not rotate journal file %s: %s",
+                            writer.journal_filename,
+                            g_strerror (errno));
+               return FALSE;
+       }
 
        /* Recalculate progress next time */
        rotating_settings.rotate_progress_flag = FALSE;