[libgda] GdaConnection: allow changing some options once the connection is opened

[Vivien Malerba <vivien src gnome org>]

commit 4f587e6acc3d8403a1d93018a669ecb405008142
Author: Vivien Malerba <malerba gnome-db org>
Date:   Tue Jul 28 18:36:13 2009 +0200

    GdaConnection: allow changing some options once the connection is opened

 libgda/gda-connection.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)
---
diff --git a/libgda/gda-connection.c b/libgda/gda-connection.c
index fc1f9cd..980f558 100644
--- a/libgda/gda-connection.c
+++ b/libgda/gda-connection.c
@@ -642,17 +642,22 @@ gda_connection_set_property (GObject *object,
 			}
 			gda_connection_unlock ((GdaLockable*) cnc);
                         break;
-                case PROP_OPTIONS:
+                case PROP_OPTIONS: {
+			GdaConnectionOptions flags;
+			flags = g_value_get_flags (value);
 			gda_mutex_lock (cnc->priv->mutex);
-			if (cnc->priv->is_open) {
-				g_warning (_("Could not set the '%s' property when the connection is opened"),
+			if (cnc->priv->is_open &&
+			    ((flags & (~GDA_CONNECTION_OPTIONS_SQL_IDENTIFIERS_CASE_SENSITIVE)) !=
+			     (cnc->priv->options & (~GDA_CONNECTION_OPTIONS_SQL_IDENTIFIERS_CASE_SENSITIVE)))) {
+				g_warning (_("Can't set the '%s' property once the connection is opened"),
 					   pspec->name);
 				gda_connection_unlock ((GdaLockable*) cnc);
 				return;
 			}
-			cnc->priv->options = g_value_get_flags (value);
+			cnc->priv->options = flags;
 			gda_mutex_unlock (cnc->priv->mutex);
 			break;
+		}
 		case PROP_META_STORE:
 			gda_mutex_lock (cnc->priv->mutex);
 			if (cnc->priv->meta_store) {