src: set the default configuration path when wireplumber starts

Makefile

@@ -13,6 +13,7 @@ clean:
 run: all
 	WIREPLUMBER_MODULE_DIR=build/modules \
 	WIREPLUMBER_CONFIG_FILE=src/wireplumber.conf \
+	WIREPLUMBER_CONFIG_DIR=src/wireplumber \
 	$(DBG) ./build/src/wireplumber
 
 test: all

src/main.c

@@ -284,8 +284,10 @@ main (gint argc, gchar **argv)
   struct WpDaemonData data = {0};
   g_autoptr (GOptionContext) context = NULL;
   g_autoptr (GError) error = NULL;
+  g_autoptr (WpConfiguration) config = NULL;
   g_autoptr (WpCore) core = NULL;
   g_autoptr (GMainLoop) loop = NULL;
+  const gchar *configuration_path;
 
   context = g_option_context_new ("- PipeWire Session/Policy Manager");
   g_option_context_add_main_entries (context, entries, NULL);
@@ -301,6 +303,14 @@ main (gint argc, gchar **argv)
   g_signal_connect (core, "remote-state-changed",
       (GCallback) remote_state_changed, &data);
 
+  /* init configuration */
+
+  configuration_path = g_getenv ("WIREPLUMBER_CONFIG_DIR");
+  if (!configuration_path)
+    configuration_path = WIREPLUMBER_DEFAULT_CONFIG_DIR;
+  config = wp_configuration_get_instance (core);
+  wp_configuration_add_path (config, configuration_path);
+
   /* init main loop */
 
   data.loop = loop = g_main_loop_new (NULL, FALSE);

src/meson.build

@@ -7,6 +7,10 @@ install_data('wireplumber.conf',
   install_dir: wireplumber_config_dir
 )
 
+install_subdir('wireplumber',
+  install_dir: wireplumber_config_dir
+)
+
 executable('wireplumber',
   wp_sources,
   c_args : [
@@ -14,6 +18,7 @@ executable('wireplumber',
     '-DG_LOG_USE_STRUCTURED',
     '-DG_LOG_DOMAIN="wireplumber"',
     '-DWIREPLUMBER_DEFAULT_CONFIG_FILE="@0@"'.format(wireplumber_config_file),
+    '-DWIREPLUMBER_DEFAULT_CONFIG_DIR="@0@"'.format(wireplumber_config_dir),
   ],
   install: true,
   dependencies : [gobject_dep, gio_dep, wp_dep, pipewire_dep],