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msb/deps/libunique/libunique-1.1.6-gdbus.patch

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From 01066039529c0181f231325476bb4823c16a2aea Mon Sep 17 00:00:00 2001
From: Christian Persch <chpe@gnome.org>
Date: Sat, 15 May 2010 17:47:45 +0000
Subject: Add GDBus backend
Add backend using GDBus, the new D-BUS binding in GIO 2.25.
Bug #618723.
---
diff --git a/configure.ac b/configure.ac
index bc3163a..b6a4221 100644
--- a/configure.ac
+++ b/configure.ac
@@ -116,6 +116,19 @@ AS_IF([test "x$have_dbus" = "xyes"],
AM_CONDITIONAL([HAVE_DBUS], [test "x$have_dbus" = "xyes"])
+dnl GDBus backend
+dnl This is the default backend if GIO is recent enough
+m4_define([gdbus_gio_required],[2.25.7])
+PKG_CHECK_MODULES([GDBUS],[gio-2.0 >= gdbus_gio_required],[have_gdbus=yes],[have_gdbus=no])
+
+AS_IF([test "x$have_gdbus" = "xyes"],
+ [
+ AC_DEFINE([HAVE_GDBUS],[1],[Define if GDBus backend is enabled])
+ ]
+ )
+
+AM_CONDITIONAL([HAVE_GDBUS],[test "$have_gdbus" = "yes"])
+
dnl Bacon backend
dnl This is the fallback backend, so we *need* these headers and functions
dnl even if we end up using D-Bus
@@ -146,7 +159,13 @@ AM_CONDITIONAL([HAVE_BACON], [test "x$have_bacon" = "xyes"])
dnl Choose the default backend
AC_MSG_CHECKING([for default IPC mechanism])
-AS_IF([test "x$have_dbus" = "xyes"],
+AS_IF([test "x$have_gdbus" = "xyes"],
+ [
+ UNIQUE_DEFAULT_BACKEND=gdbus
+ AC_MSG_RESULT([GDBus])
+ ],
+
+ [test "x$have_dbus" = "xyes"],
[
UNIQUE_DEFAULT_BACKEND=dbus
AC_MSG_RESULT([D-Bus])
@@ -243,6 +262,7 @@ AC_CONFIG_FILES([
unique/uniqueversion.h
unique/bacon/Makefile
unique/dbus/Makefile
+ unique/gdbus/Makefile
tests/Makefile
po/Makefile.in
])
@@ -261,6 +281,7 @@ Configuration:
Backends:
Unix Domain Socket: $have_bacon
D-BUS: $have_dbus
+ GDBus: $have_gdbus
Default backend: $UNIQUE_DEFAULT_BACKEND
"
diff --git a/doc/reference/Makefile.am b/doc/reference/Makefile.am
index 3172588..2c1dbf4 100644
--- a/doc/reference/Makefile.am
+++ b/doc/reference/Makefile.am
@@ -50,7 +50,8 @@ IGNORE_HFILES = \
uniquemarshal.h \
stamp-uniquemarshal.h \
bacon \
- dbus
+ dbus \
+ gdbus
EXTRA_HFILES =
diff --git a/unique/Makefile.am b/unique/Makefile.am
index 6475a87..8f0b7ba 100644
--- a/unique/Makefile.am
+++ b/unique/Makefile.am
@@ -12,7 +12,11 @@ if HAVE_DBUS
SUBDIRS += dbus
endif
-DIST_SUBDIRS = bacon dbus
+if HAVE_GDBUS
+SUBDIRS += gdbus
+endif
+
+DIST_SUBDIRS = bacon dbus gdbus
INCLUDES = -I$(top_srcdir)
@@ -72,6 +76,10 @@ if HAVE_DBUS
unique_backend_libs += $(top_builddir)/unique/dbus/libunique-dbus.la
endif
+if HAVE_GDBUS
+unique_backend_libs += $(top_builddir)/unique/gdbus/libunique-gdbus.la
+endif
+
uniquedir = $(includedir)/unique-1.0/unique
unique_HEADERS = \
$(unique_sources_h) \
diff --git a/unique/gdbus/.gitignore b/unique/gdbus/.gitignore
new file mode 100644
index 0000000..c7e22c3
--- /dev/null
+++ b/unique/gdbus/.gitignore
@@ -0,0 +1,2 @@
+libunique_gdbus_la-uniquebackend-gdbus.lo
+libunique-gdbus.la
diff --git a/unique/gdbus/Makefile.am b/unique/gdbus/Makefile.am
new file mode 100644
index 0000000..e10637d
--- /dev/null
+++ b/unique/gdbus/Makefile.am
@@ -0,0 +1,24 @@
+include $(top_srcdir)/build/autotools/Makefile.am.silent
+
+noinst_LTLIBRARIES = libunique-gdbus.la
+
+libunique_gdbus_la_SOURCES = \
+ uniquebackend-gdbus.h \
+ uniquebackend-gdbus.c
+
+libunique_gdbus_la_PPCFLAGS = \
+ -DG_LOG_DOMAIN=\"Unique-GDBus\" \
+ -DG_DISABLE_SINGLE_INCLUDES \
+ -I$(top_srcdir) \
+ $(AM_CPPFLAGS)
+
+libunique_gdbus_la_CFLAGS = \
+ $(UNIQUE_CFLAGS) \
+ $(UNIQUE_DEBUG_CFLAGS) \
+ $(MAINTAINER_CFLAGS) \
+ $(GDBUS_CFLAGS) \
+ $(AM_CFLAGS)
+
+libunique_gdbus_la_LIBADD = \
+ $(UNIQUE_LIBS) \
+ $(GDBUS_LIBS)
diff --git a/unique/gdbus/uniquebackend-gdbus.c b/unique/gdbus/uniquebackend-gdbus.c
new file mode 100644
index 0000000..14d54a9
--- /dev/null
+++ b/unique/gdbus/uniquebackend-gdbus.c
@@ -0,0 +1,303 @@
+/* Unique - Single Instance application library
+ * uniquebackend-gdbus.c: GDBus implementation of UniqueBackend
+ *
+ * Copyright (C) 2007 Emmanuele Bassi <ebassi@o-hand.com>
+ * Copyright <20> 2010 Christian Persch
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gio/gio.h>
+#include <gdk/gdk.h>
+
+#include "../uniqueinternals.h"
+#include "uniquebackend-gdbus.h"
+
+struct _UniqueBackendGDBus
+{
+ UniqueBackend parent_instance;
+
+ GDBusConnection *connection;
+ guint registration_id;
+ guint owner_id;
+ gboolean owns_name;
+ GMainLoop *loop;
+};
+
+struct _UniqueBackendGDBusClass
+{
+ UniqueBackendClass parent_class;
+ GDBusNodeInfo *introspection_data;
+};
+
+G_DEFINE_TYPE (UniqueBackendGDBus, unique_backend_gdbus, UNIQUE_TYPE_BACKEND);
+
+static const char introspection_xml[] =
+ "<node name='/'>"
+ "<interface name='org.gtk.UniqueApp'>"
+ "<method name='SendMessage'>"
+ "<arg name='command' type='s' direction='in'/>"
+ "<arg name='message' type='(suuus)' direction='in'/>"
+ "<arg name='time' type='u' direction='in'/>"
+ "<arg name='response' type='s' direction='out'/>"
+ "</method>"
+ "</interface>"
+ "</node>";
+
+static void
+method_call_cb (GDBusConnection *connection,
+ const gchar *sender,
+ const gchar *object_path,
+ const gchar *interface_name,
+ const gchar *method_name,
+ GVariant *parameters,
+ GDBusMethodInvocation *invocation,
+ gpointer user_data)
+{
+ if (g_strcmp0 (interface_name, "org.gtk.UniqueApp") != 0 ||
+ g_strcmp0 (object_path, "/Factory") != 0)
+ return;
+
+ if (g_strcmp0 (method_name, "SendMessage") == 0)
+ {
+ UniqueBackend *backend = UNIQUE_BACKEND (user_data);
+ const gchar *command_str, *data, *startup_id;
+ guint len, screen_num, workspace, time_;
+ UniqueMessageData message_data;
+ gint command;
+ UniqueResponse response;
+ GdkDisplay *display;
+
+ g_variant_get (parameters,
+ "(&s(&suuu&s)u)",
+ &command_str,
+ &data, &len, &screen_num, &workspace, &startup_id,
+ &time_);
+
+ command = unique_command_from_string (backend->parent, command_str);
+ if (command == 0)
+ {
+ g_dbus_method_invocation_return_error (invocation,
+ G_DBUS_ERROR,
+ G_DBUS_ERROR_INVALID_ARGS,
+ "Invalid command `%s' received",
+ command_str);
+ return;
+ }
+
+ display = gdk_display_get_default ();
+
+ message_data.data = len > 0 ? (guchar *) data : NULL;
+ message_data.length = (gint) len;
+ message_data.workspace = workspace;
+ message_data.startup_id = (char *) startup_id;
+ if (screen_num >= 0 && screen_num < gdk_display_get_n_screens (display))
+ message_data.screen = gdk_display_get_screen (display, screen_num);
+ else
+ message_data.screen = gdk_screen_get_default ();
+
+ response = unique_app_emit_message_received (backend->parent, command, &message_data, time_);
+
+ g_dbus_method_invocation_return_value (invocation,
+ g_variant_new ("(s)", unique_response_to_string (response)));
+ return;
+ }
+}
+
+static void
+name_acquired_cb (GDBusConnection *connection,
+ const gchar *name,
+ gpointer user_data)
+{
+ UniqueBackendGDBus *backend_gdbus = UNIQUE_BACKEND_GDBUS (user_data);
+
+ backend_gdbus->owns_name = TRUE;
+ if (backend_gdbus->loop && g_main_loop_is_running (backend_gdbus->loop))
+ g_main_loop_quit (backend_gdbus->loop);
+}
+
+static void
+name_lost_cb (GDBusConnection *connection,
+ const gchar *name,
+ gpointer user_data)
+{
+ UniqueBackendGDBus *backend_gdbus = UNIQUE_BACKEND_GDBUS (user_data);
+
+ backend_gdbus->owns_name = FALSE;
+ if (backend_gdbus->loop && g_main_loop_is_running (backend_gdbus->loop))
+ g_main_loop_quit (backend_gdbus->loop);
+}
+
+static const GDBusInterfaceVTable interface_vtable = {
+ method_call_cb,
+ NULL,
+ NULL
+};
+
+static gboolean
+unique_backend_gdbus_request_name (UniqueBackend *backend)
+{
+ UniqueBackendGDBus *backend_gdbus = UNIQUE_BACKEND_GDBUS (backend);
+ UniqueBackendGDBusClass *klass = UNIQUE_BACKEND_GDBUS_GET_CLASS (backend);
+ GError *error;
+
+ error = NULL;
+ backend_gdbus->connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
+ if (!backend_gdbus->connection)
+ {
+ g_warning ("Unable to open a connection to the session bus: %s",
+ error->message);
+ g_error_free (error);
+
+ return FALSE;
+ }
+
+ backend_gdbus->registration_id =
+ g_dbus_connection_register_object (backend_gdbus->connection,
+ "/Factory",
+ klass->introspection_data->interfaces[0],
+ &interface_vtable,
+ backend, NULL,
+ &error);
+ if (backend_gdbus->registration_id == 0)
+ {
+ g_warning ("Unable to register object with the session bus: %s",
+ error->message);
+ g_error_free (error);
+
+ return FALSE;
+ }
+
+ backend_gdbus->owns_name = FALSE;
+
+ backend_gdbus->owner_id =
+ g_bus_own_name_on_connection (backend_gdbus->connection,
+ unique_backend_get_name (backend),
+ G_BUS_NAME_OWNER_FLAGS_NONE,
+ name_acquired_cb,
+ name_lost_cb,
+ backend, NULL);
+
+ backend_gdbus->loop = g_main_loop_new (NULL, FALSE);
+ g_main_loop_run (backend_gdbus->loop);
+ g_main_loop_unref (backend_gdbus->loop);
+ backend_gdbus->loop = NULL;
+
+ return backend_gdbus->owns_name;
+}
+
+static UniqueResponse
+unique_backend_gdbus_send_message (UniqueBackend *backend,
+ gint command,
+ UniqueMessageData *message_data,
+ guint time_)
+{
+ UniqueBackendGDBus *backend_gdbus = UNIQUE_BACKEND_GDBUS (backend);
+ GVariantBuilder builder;
+ GVariant *result;
+ const gchar *command_str, *resp;
+ UniqueResponse response;
+ GError *error;
+
+ command_str = unique_command_to_string (backend->parent, command);
+
+ g_variant_builder_init (&builder, G_VARIANT_TYPE ("(s(suuus)u)"));
+ g_variant_builder_add (&builder, "s", command_str ? command_str : "");
+ g_variant_builder_open (&builder, G_VARIANT_TYPE ("(suuus)"));
+ g_variant_builder_add (&builder, "s", message_data->data ? (char *) message_data->data : "");
+ g_variant_builder_add (&builder, "u", (guint) message_data->length);
+ g_variant_builder_add (&builder, "u", (guint) gdk_screen_get_number (message_data->screen));
+ g_variant_builder_add (&builder, "u", (guint) message_data->workspace);
+ g_variant_builder_add (&builder, "s", message_data->startup_id ? message_data->startup_id : "");
+ g_variant_builder_close (&builder);
+ g_variant_builder_add (&builder, "u", time_);
+
+ error = NULL;
+ result = g_dbus_connection_call_sync (backend_gdbus->connection,
+ unique_backend_get_name (backend),
+ "/Factory",
+ "org.gtk.UniqueApp",
+ "SendMessage",
+ g_variant_builder_end (&builder),
+ G_VARIANT_TYPE ("(s)"),
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ &error);
+ if (error)
+ {
+ g_warning ("Error while sending message: %s", error->message);
+ g_error_free (error);
+
+ return UNIQUE_RESPONSE_INVALID;
+ }
+
+ g_variant_get (result, "(&s)", &resp);
+ response = unique_response_from_string (resp);
+ g_variant_unref (result);
+
+ return response;
+}
+
+static void
+unique_backend_gdbus_dispose (GObject *gobject)
+{
+ UniqueBackendGDBus *backend_gdbus = UNIQUE_BACKEND_GDBUS (gobject);
+
+ if (backend_gdbus->owner_id != 0)
+ {
+ g_bus_unown_name (backend_gdbus->owner_id);
+ backend_gdbus->owner_id = 0;
+ }
+ if (backend_gdbus->registration_id != 0)
+ {
+ g_assert (backend_gdbus->connection != NULL);
+ g_dbus_connection_unregister_object (backend_gdbus->connection,
+ backend_gdbus->registration_id);
+ backend_gdbus->registration_id = 0;
+ }
+ if (backend_gdbus->connection)
+ {
+ g_object_unref (backend_gdbus->connection);
+ backend_gdbus->connection = NULL;
+ }
+
+ G_OBJECT_CLASS (unique_backend_gdbus_parent_class)->dispose (gobject);
+}
+
+static void
+unique_backend_gdbus_class_init (UniqueBackendGDBusClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ UniqueBackendClass *backend_class = UNIQUE_BACKEND_CLASS (klass);
+
+ gobject_class->dispose = unique_backend_gdbus_dispose;
+
+ backend_class->request_name = unique_backend_gdbus_request_name;
+ backend_class->send_message = unique_backend_gdbus_send_message;
+
+ klass->introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, NULL);
+ g_assert (klass->introspection_data != NULL);
+}
+
+static void
+unique_backend_gdbus_init (UniqueBackendGDBus *backend)
+{
+}
diff --git a/unique/gdbus/uniquebackend-gdbus.h b/unique/gdbus/uniquebackend-gdbus.h
new file mode 100644
index 0000000..41eb6e5
--- /dev/null
+++ b/unique/gdbus/uniquebackend-gdbus.h
@@ -0,0 +1,43 @@
+/* Unique - Single Instance application library
+ * uniquebackend-gdbus.c: GDBus implementation of UniqueBackend
+ *
+ * Copyright (C) 2007 Emmanuele Bassi <ebassi@o-hand.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef __UNIQUE_BACKEND_GDBUS_H__
+#define __UNIQUE_BACKEND_GDBUS_H__
+
+#include <unique/uniquebackend.h>
+
+G_BEGIN_DECLS
+
+#define UNIQUE_TYPE_BACKEND_GDBUS (unique_backend_gdbus_get_type ())
+#define UNIQUE_BACKEND_GDBUS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), UNIQUE_TYPE_BACKEND_GDBUS, UniqueBackendGDBus))
+#define UNIQUE_IS_BACKEND_GDBUS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), UNIQUE_TYPE_BACKEND_GDBUS))
+#define UNIQUE_BACKEND_GDBUS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), UNIQUE_TYPE_BACKEND_GDBUS, UniqueBackendGDBusClass))
+#define UNIQUE_IS_BACKEND_GDBUS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), UNIQUE_TYPE_BACKEND_GDBUS))
+#define UNIQUE_BACKEND_GDBUS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), UNIQUE_TYPE_BACKEND_GDBUS, UniqueBackendGDBusClass))
+
+typedef struct _UniqueBackendGDBus UniqueBackendGDBus;
+typedef struct _UniqueBackendGDBusClass UniqueBackendGDBusClass;
+
+GType unique_backend_gdbus_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif /* __UNIQUE_BACKEND_GDBUS_H__ */
diff --git a/unique/uniquebackend.c b/unique/uniquebackend.c
index 18a0c45..a76e42e 100644
--- a/unique/uniquebackend.c
+++ b/unique/uniquebackend.c
@@ -298,6 +298,9 @@ unique_backend_send_message (UniqueBackend *backend,
#ifdef HAVE_DBUS
#include "dbus/uniquebackend-dbus.h"
#endif
+#ifdef HAVE_GDBUS
+#include "gdbus/uniquebackend-gdbus.h"
+#endif
/**
* unique_backend_create:
@@ -329,6 +332,10 @@ unique_backend_create (void)
if (strcmp (backend_name, "dbus") == 0)
backend_gtype = unique_backend_dbus_get_type ();
#endif /* HAVE_DBUS */
+#ifdef HAVE_GDBUS
+ if (strcmp (backend_name, "gdbus") == 0)
+ backend_gtype = unique_backend_gdbus_get_type ();
+#endif /* HAVE_GDBUS */
#if !defined(HAVE_BACON) && !defined(HAVE_DBUS)
#error Need either bacon or dbus
#endif
--
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