log: new object logging support

So that we can provide the specific object id in every log associated to a given object.
2020-03-28 08:06:41 +01:00
parent faccb3b2b4
commit 9bcadea172
30 changed files with 203 additions and 47 deletions
--- a/src/mm-log-object.c
+++ b/src/mm-log-object.c
@@ -0,0 +1,89 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details:
+ *
+ * Copyright (C) 2020 Aleksander Morgado <aleksander@aleksander.es>
+ */
+
+#include "mm-log-object.h"
+
+G_DEFINE_INTERFACE (MMLogObject, mm_log_object, G_TYPE_OBJECT)
+
+/*****************************************************************************/
+/* Private data context */
+
+#define PRIVATE_TAG "log-object"
+static GQuark private_quark;
+
+typedef struct {
+  gchar *owner_id;
+  gchar *id;
+} Private;
+
+static void
+private_free (Private *priv)
+{
+    g_free (priv->owner_id);
+    g_free (priv->id);
+    g_slice_free (Private, priv);
+}
+
+static Private *
+get_private (MMLogObject *self)
+{
+    Private *priv;
+
+    if (G_UNLIKELY (!private_quark))
+        private_quark = g_quark_from_static_string (PRIVATE_TAG);
+
+    priv = g_object_get_qdata (G_OBJECT (self), private_quark);
+    if (!priv) {
+        priv = g_slice_new0 (Private);
+        g_object_set_qdata_full (G_OBJECT (self), private_quark, priv, (GDestroyNotify)private_free);
+    }
+
+    return priv;
+}
+
+const gchar *
+mm_log_object_get_id (MMLogObject *self)
+{
+    Private *priv;
+
+    priv = get_private (self);
+    if (!priv->id) {
+        gchar *self_id;
+
+        self_id = MM_LOG_OBJECT_GET_IFACE (self)->build_id (self);
+        if (priv->owner_id) {
+            priv->id = g_strdup_printf ("%s/%s", priv->owner_id, self_id);
+            g_free (self_id);
+        } else
+            priv->id = self_id;
+    }
+    return priv->id;
+}
+
+void
+mm_log_object_set_owner_id (MMLogObject *self,
+                            const gchar *owner_id)
+{
+    Private *priv;
+
+    priv = get_private (self);
+    g_free (priv->owner_id);
+    priv->owner_id = g_strdup (owner_id);
+}
+
+static void
+mm_log_object_default_init (MMLogObjectInterface *iface)
+{
+}