[gnome-todo] Install plugins to libdir

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 6940eb9d228b2fff3fce05650afd073f3c643d26
Author: Patrick Griffis <tingping tingping se>
Date:   Mon Jan 18 21:15:21 2016 -0500

    Install plugins to libdir

 common.am                       |    2 +-
 src/Makefile.am                 |    1 +
 src/plugin/gtd-plugin-manager.c |   27 +++++++++++----------------
 3 files changed, 13 insertions(+), 17 deletions(-)
---
diff --git a/common.am b/common.am
index aeb9a76..5ebff7f 100644
--- a/common.am
+++ b/common.am
@@ -1,4 +1,4 @@
-plugindir = ${pkgdatadir}/plugins
+plugindir = ${pkglibdir}/plugins
 
 GNOME_TODO_PLUGIN_CFLAGS = \
        $(GNOME_TODO_CFLAGS) \
diff --git a/src/Makefile.am b/src/Makefile.am
index dcaec6c..3a19fd6 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -2,6 +2,7 @@ AM_CPPFLAGS = \
        -DPACKAGE_LOCALE_DIR=\""$(localedir)"\" \
        -DPACKAGE_SRC_DIR=\""$(srcdir)"\" \
        -DPACKAGE_DATA_DIR=\""$(pkgdatadir)"\" \
+       -DPACKAGE_LIB_DIR=\""$(pkglibdir)"\" \
        -DUI_DATA_DIR=\""$(pkgdatadir)/style"\" \
        -I$(srcdir)/provider \
        -I$(srcdir)/notification \
diff --git a/src/plugin/gtd-plugin-manager.c b/src/plugin/gtd-plugin-manager.c
index 967c42e..3d6efce 100644
--- a/src/plugin/gtd-plugin-manager.c
+++ b/src/plugin/gtd-plugin-manager.c
@@ -377,30 +377,25 @@ static void
 setup_engine (GtdPluginManager *self)
 {
   PeasEngine *engine;
-  const gchar* const *config_dirs;
   gchar *plugin_dir;
-  gint i;
 
-  config_dirs = g_get_system_data_dirs ();
   engine = peas_engine_get_default ();
 
-  for (i = 0; config_dirs[i]; i++)
-    {
-      plugin_dir = g_build_filename (config_dirs[i],
-                                     "gnome-todo",
-                                     "plugins",
-                                     NULL);
+  /* Let Peas search for plugins in the specified directory */
+  plugin_dir = g_build_filename (PACKAGE_LIB_DIR,
+                                 "plugins",
+                                 NULL);
 
-      /* Let Peas search for plugins in the specified directory */
-      peas_engine_add_search_path (engine,
-                                   plugin_dir,
-                                   NULL);
+  peas_engine_add_search_path (engine,
+                               plugin_dir,
+                               NULL);
 
-      g_free (plugin_dir);
-    }
+  g_free (plugin_dir);
 
   /* User-installed plugins shall be detected too */
-  plugin_dir = g_build_filename (g_get_user_config_dir (),
+  plugin_dir = g_build_filename (g_get_home_dir (),
+                                 ".local",
+                                 "lib"
                                  "gnome-todo",
                                  "plugins",
                                  NULL);