[glib/wip/schemasource] Add g_settings_schema_source_new_from_directory()

[Ryan Lortie <ryanl src gnome org>]

commit 26dffd5ea0b92aab2772635fb6406e9302b32c33
Author: Ryan Lortie <desrt desrt ca>
Date:   Wed Nov 16 10:37:30 2011 +0000

    Add g_settings_schema_source_new_from_directory()
    
    It is now possible for plugin loading systems to do the right thing.

 gio/gio.symbols       |    1 +
 gio/gsettingsschema.c |   25 +++++++++++++++++++++++++
 gio/gsettingsschema.h |   23 ++++++++++++++---------
 3 files changed, 40 insertions(+), 9 deletions(-)
---
diff --git a/gio/gio.symbols b/gio/gio.symbols
index ff9a0cc..494d2b5 100644
--- a/gio/gio.symbols
+++ b/gio/gio.symbols
@@ -1101,6 +1101,7 @@ g_settings_schema_source_get_default
 g_settings_schema_source_lookup
 g_settings_schema_source_ref
 g_settings_schema_source_unref
+g_settings_schema_source_new_from_directory
 g_settings_schema_get_type
 g_settings_schema_ref
 g_settings_schema_unref
diff --git a/gio/gsettingsschema.c b/gio/gsettingsschema.c
index 21f3307..17875e3 100644
--- a/gio/gsettingsschema.c
+++ b/gio/gsettingsschema.c
@@ -93,6 +93,31 @@ g_settings_schema_source_unref (GSettingsSchemaSource *source)
     }
 }
 
+GSettingsSchemaSource *
+g_settings_schema_source_new_from_directory (GSettingsSchemaSource  *parent,
+                                             const gchar            *directory,
+                                             gboolean                trusted,
+                                             GError                **error)
+{
+  GSettingsSchemaSource *source;
+  GvdbTable *table;
+  gchar *filename;
+
+  filename = g_build_filename (directory, "gschemas.compiled", NULL);
+  table = gvdb_table_new (filename, TRUE, error);
+  g_free (filename);
+
+  if (table == NULL)
+    return NULL;
+
+  source = g_slice_new (GSettingsSchemaSource);
+  source->parent = parent ? g_settings_schema_source_ref (parent) : NULL;
+  source->table = table;
+  source->ref_count = 1;
+
+  return source;
+}
+
 static void
 initialise_schema_sources (void)
 {
diff --git a/gio/gsettingsschema.h b/gio/gsettingsschema.h
index a9f3449..b3c2cd5 100644
--- a/gio/gsettingsschema.h
+++ b/gio/gsettingsschema.h
@@ -30,20 +30,25 @@ typedef struct _GSettingsSchema                             GSettingsSchema;
 GType                   g_settings_schema_source_get_type               (void) G_GNUC_CONST;
 
 GSettingsSchemaSource * g_settings_schema_source_get_default            (void);
-GSettingsSchemaSource * g_settings_schema_source_ref                    (GSettingsSchemaSource *source);
-void                    g_settings_schema_source_unref                  (GSettingsSchemaSource *source);
+GSettingsSchemaSource * g_settings_schema_source_ref                    (GSettingsSchemaSource  *source);
+void                    g_settings_schema_source_unref                  (GSettingsSchemaSource  *source);
 
-GSettingsSchema *       g_settings_schema_source_lookup                 (GSettingsSchemaSource *source,
-                                                                         const gchar           *schema_id,
-                                                                         gboolean               recursive);
+GSettingsSchemaSource * g_settings_schema_source_new_from_directory     (GSettingsSchemaSource  *parent,
+                                                                         const gchar            *directory,
+                                                                         gboolean                trusted,
+                                                                         GError                **error);
+
+GSettingsSchema *       g_settings_schema_source_lookup                 (GSettingsSchemaSource  *source,
+                                                                         const gchar            *schema_id,
+                                                                         gboolean                recursive);
 
 #define                 G_TYPE_SETTINGS_SCHEMA                          (g_settings_schema_get_type ())
 GType                   g_settings_schema_get_type                      (void) G_GNUC_CONST;
 
-GSettingsSchema *       g_settings_schema_ref                           (GSettingsSchema       *schema);
-void                    g_settings_schema_unref                         (GSettingsSchema       *schema);
+GSettingsSchema *       g_settings_schema_ref                           (GSettingsSchema        *schema);
+void                    g_settings_schema_unref                         (GSettingsSchema        *schema);
 
-const gchar *           g_settings_schema_get_id                        (GSettingsSchema       *schema);
-const gchar *           g_settings_schema_get_path                      (GSettingsSchema       *schema);
+const gchar *           g_settings_schema_get_id                        (GSettingsSchema        *schema);
+const gchar *           g_settings_schema_get_path                      (GSettingsSchema        *schema);
 
 #endif /* __G_SETTINGS_SCHEMA_H__ */