Box GPollFD to make it introspectable

https://bugzilla.gnome.org/show_bug.cgi?id=686797

gobject/gboxed.c

@@ -77,6 +77,15 @@ value_free (GValue *value)
   g_free (value);
 }
 
+static GPollFD *
+pollfd_copy (GPollFD *src)
+{
+  GPollFD *dest = g_new0 (GPollFD, 1);
+  /* just a couple of integers */
+  memcpy (dest, src, sizeof (GPollFD));
+  return dest;
+}
+
 void
 _g_boxed_type_init (void)
 {
@@ -150,6 +159,7 @@ G_DEFINE_BOXED_TYPE (GKeyFile, g_key_file, g_key_file_ref, g_key_file_unref)
 G_DEFINE_BOXED_TYPE (GMainLoop, g_main_loop, g_main_loop_ref, g_main_loop_unref)
 G_DEFINE_BOXED_TYPE (GMainContext, g_main_context, g_main_context_ref, g_main_context_unref)
 G_DEFINE_BOXED_TYPE (GSource, g_source, g_source_ref, g_source_unref)
+G_DEFINE_BOXED_TYPE (GPollFD, g_pollfd, pollfd_copy, g_free)
 
 /* This one can't use G_DEFINE_BOXED_TYPE (GStrv, g_strv, g_strdupv, g_strfreev) */
 GType

gobject/glib-types.h

@@ -227,6 +227,15 @@ typedef gsize GType;
  */
 #define G_TYPE_SOURCE (g_source_get_type ())
 
+/**
+ * G_TYPE_POLLFD:
+ *
+ * The #GType for a boxed type holding a #GPollFD.
+ *
+ * Since: 2.36
+ */
+#define G_TYPE_POLLFD (g_pollfd_get_type ())
+
 /**
  * G_TYPE_KEY_FILE:
  *
@@ -261,6 +270,8 @@ GLIB_AVAILABLE_IN_2_30
 GType   g_main_context_get_type    (void) G_GNUC_CONST;
 GLIB_AVAILABLE_IN_2_30
 GType   g_source_get_type          (void) G_GNUC_CONST;
+GLIB_AVAILABLE_IN_2_36
+GType   g_pollfd_get_type          (void) G_GNUC_CONST;
 
 GLIB_DEPRECATED_FOR('G_TYPE_VARIANT')
 GType   g_variant_get_gtype        (void) G_GNUC_CONST;

gobject/gobject.symbols

@@ -33,6 +33,7 @@ g_key_file_get_type
 g_main_loop_get_type
 g_main_context_get_type
 g_source_get_type
+g_pollfd_get_type
 g_closure_get_type
 g_value_get_type
 g_value_array_get_type