[anjuta] symbol-db: avoid crash if db doesn't exist.

[Massimo Cora' <mcora src gnome org>]

commit 63463eb15d18d97a9fb8ba36c0717a42fef59e6c
Author: Massimo Corà <mcora src gnome org>
Date:   Thu Jul 23 12:25:21 2009 +0200

    symbol-db: avoid crash if db doesn't exist.
    
    Added also a getter to know the current libgda connection string.

 plugins/symbol-db/symbol-db-engine-core.c |   17 ++++++++++++++++-
 plugins/symbol-db/symbol-db-engine-core.h |    6 ++++++
 2 files changed, 22 insertions(+), 1 deletions(-)
---
diff --git a/plugins/symbol-db/symbol-db-engine-core.c b/plugins/symbol-db/symbol-db-engine-core.c
index 9f0c8e7..4110b9a 100644
--- a/plugins/symbol-db/symbol-db-engine-core.c
+++ b/plugins/symbol-db/symbol-db-engine-core.c
@@ -3031,6 +3031,7 @@ symbol_db_engine_open_db (SymbolDBEngine * dbe, const gchar * base_db_path,
 	SymbolDBEnginePriv *priv;
 	gboolean needs_tables_creation = FALSE;
 	gchar *cnc_string;
+	gboolean connect_res;
 
 	DEBUG_PRINT ("Opening project %s with base dir %s", 
 				 prj_directory, base_db_path);
@@ -3062,9 +3063,12 @@ symbol_db_engine_open_db (SymbolDBEngine * dbe, const gchar * base_db_path,
 
 	DEBUG_PRINT ("Connecting to "
 				 "database with %s...", cnc_string);
-	sdb_engine_connect_to_db (dbe, cnc_string);
+	connect_res = sdb_engine_connect_to_db (dbe, cnc_string);
 	g_free (cnc_string);
 
+	if (connect_res == FALSE)
+		return FALSE;
+	
 	if (needs_tables_creation == TRUE)
 	{
 		DEBUG_PRINT ("Creating tables: it needs tables...");
@@ -3084,6 +3088,17 @@ symbol_db_engine_open_db (SymbolDBEngine * dbe, const gchar * base_db_path,
 	return TRUE;
 }
 
+gchar *
+symbol_db_engine_get_cnc_string (SymbolDBEngine * dbe)
+{
+	SymbolDBEnginePriv *priv;
+
+	g_return_val_if_fail (dbe != NULL, FALSE);	
+	priv = dbe->priv;
+
+	return g_strdup (priv->cnc_string);
+}
+
 /* ~~~ Thread note: this function locks the mutex ~~~ */ 
 gboolean
 symbol_db_engine_add_new_workspace (SymbolDBEngine * dbe,
diff --git a/plugins/symbol-db/symbol-db-engine-core.h b/plugins/symbol-db/symbol-db-engine-core.h
index dc1efcc..68ebd5d 100644
--- a/plugins/symbol-db/symbol-db-engine-core.h
+++ b/plugins/symbol-db/symbol-db-engine-core.h
@@ -111,6 +111,12 @@ gboolean
 symbol_db_engine_is_connected (SymbolDBEngine * dbe);
 
 /**
+ * Getter for the connection string. Returned char must be freed by caller.
+ */
+gchar *
+symbol_db_engine_get_cnc_string (SymbolDBEngine * dbe);
+
+/**
  * Check if the database already exists into the prj_directory
  */
 gboolean