[libgda/metat: 1/9] Revert "sqlite-provider: use G_DEFINE_TYPE"

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit e9a3a6b367cf29460a0a3c2231b77e6d5730f268
Author: Daniel Espinosa <esodan gmail com>
Date:   Sun Sep 2 06:53:47 2018 -0500

    Revert "sqlite-provider: use G_DEFINE_TYPE"
    
    This reverts commit f8c1b1efba44368ab55d943b143be4793890dfa3.

 libgda/sqlite/gda-sqlite-provider.c | 59 +++++++++++++++++++++++++++++++++++--
 1 file changed, 57 insertions(+), 2 deletions(-)
---
diff --git a/libgda/sqlite/gda-sqlite-provider.c b/libgda/sqlite/gda-sqlite-provider.c
index b73725e83..c4774752f 100644
--- a/libgda/sqlite/gda-sqlite-provider.c
+++ b/libgda/sqlite/gda-sqlite-provider.c
@@ -249,7 +249,10 @@ pending_blobs_free_list (GSList *blist)
 /*
  * GObject methods
  */
-G_DEFINE_TYPE(GdaSqliteProvider, gda_sqlite_provider, GDA_TYPE_SERVER_PROVIDER)
+static void gda_sqlite_provider_class_init (GdaSqliteProviderClass *klass);
+static void gda_sqlite_provider_init       (GdaSqliteProvider *provider,
+                                           GdaSqliteProviderClass *klass);
+static GObjectClass *parent_class = NULL;
 
 /*
  * GdaServerProvider's virtual methods
@@ -547,6 +550,8 @@ GdaServerProviderMeta sqlite_meta_functions = {
 static void
 gda_sqlite_provider_class_init (GdaSqliteProviderClass *klass)
 {
+       parent_class = g_type_class_peek_parent (klass);
+
        /* set virtual functions */
        gda_server_provider_set_impl_functions (GDA_SERVER_PROVIDER_CLASS (klass),
                                                GDA_SERVER_PROVIDER_FUNCTIONS_BASE,
@@ -560,7 +565,7 @@ gda_sqlite_provider_class_init (GdaSqliteProviderClass *klass)
 }
 
 static void
-gda_sqlite_provider_init (GdaSqliteProvider *sqlite_prv)
+gda_sqlite_provider_init (GdaSqliteProvider *sqlite_prv, G_GNUC_UNUSED GdaSqliteProviderClass *klass)
 {
        g_mutex_lock (&init_mutex);
 
@@ -586,6 +591,56 @@ gda_sqlite_provider_init (GdaSqliteProvider *sqlite_prv)
        g_mutex_unlock (&init_mutex);
 }
 
+GType
+gda_sqlite_provider_get_type (void)
+{
+       static GType type = 0;
+
+       if (G_UNLIKELY (type == 0)) {
+               static GMutex registering;
+               static GTypeInfo info = {
+                       sizeof (GdaSqliteProviderClass),
+                       (GBaseInitFunc) NULL,
+                       (GBaseFinalizeFunc) NULL,
+                       (GClassInitFunc) gda_sqlite_provider_class_init,
+                       NULL, NULL,
+                       sizeof (GdaSqliteProvider),
+                       0,
+                       (GInstanceInitFunc) gda_sqlite_provider_init,
+                       0
+               };
+               g_mutex_lock (&registering);
+               if (type == 0) {
+#ifdef WITH_BDBSQLITE
+                       type = g_type_register_static (GDA_TYPE_SERVER_PROVIDER, CLASS_PREFIX "Provider", 
&info, 0);
+#else
+  #ifdef STATIC_SQLITE
+                       type = g_type_register_static (GDA_TYPE_SERVER_PROVIDER, CLASS_PREFIX "Provider", 
&info, 0);
+  #else
+    #ifdef HAVE_SQLITE
+                       GModule *module2;
+
+                       module2 = find_sqlite_library ("libsqlite3");
+                       if (module2)
+                               load_symbols (module2);
+                       if (s3r)
+                               type = g_type_register_static (GDA_TYPE_SERVER_PROVIDER, CLASS_PREFIX 
"Provider", &info, 0);
+                       else
+                               g_warning (_("Can't find libsqlite3." G_MODULE_SUFFIX " file."));
+    #else
+                       type = g_type_register_static (GDA_TYPE_SERVER_PROVIDER, CLASS_PREFIX "Provider", 
&info, 0);
+    #endif
+  #endif
+#endif
+               }
+               g_mutex_unlock (&registering);
+       }
+
+       return type;
+}
+
+
+
 static GdaWorker *
 gda_sqlite_provider_create_worker (GdaServerProvider *provider, gboolean for_cnc)
 {