[dconf] engine: add 'profile' argument to constructor

[Ryan Lortie <desrt src gnome org>]

commit eb8f17c4c59ab480007f5ead6949388297b00e74
Author: Ryan Lortie <desrt desrt ca>
Date:   Tue Nov 26 13:38:33 2013 -0500

    engine: add 'profile' argument to constructor
    
    Allow specifying a profile when calling dconf_engine_new().  This will
    allow us to avoid setting/unsetting the DCONF_PROFILE environment in
    testcases from contexts where other threads may be reading from the
    environment.

 client/dconf-client.c            |    2 +-
 dbus-1/dconf-dbus-1.c            |    2 +-
 engine/dconf-engine.c            |    7 ++++---
 engine/dconf-engine.h            |    3 ++-
 gsettings/dconfsettingsbackend.c |    2 +-
 tests/engine.c                   |   12 ++++++------
 6 files changed, 15 insertions(+), 13 deletions(-)
---
diff --git a/client/dconf-client.c b/client/dconf-client.c
index db281d0..5832780 100644
--- a/client/dconf-client.c
+++ b/client/dconf-client.c
@@ -214,7 +214,7 @@ dconf_client_new (void)
   client = g_object_new (DCONF_TYPE_CLIENT, NULL);
   weak_ref = g_slice_new (GWeakRef);
   g_weak_ref_init (weak_ref, client);
-  client->engine = dconf_engine_new (weak_ref, dconf_client_free_weak_ref);
+  client->engine = dconf_engine_new (NULL, weak_ref, dconf_client_free_weak_ref);
   client->context = g_main_context_ref_thread_default ();
 
   return client;
diff --git a/dbus-1/dconf-dbus-1.c b/dbus-1/dconf-dbus-1.c
index 840e1ae..a4d7907 100644
--- a/dbus-1/dconf-dbus-1.c
+++ b/dbus-1/dconf-dbus-1.c
@@ -160,7 +160,7 @@ dconf_dbus_client_new (const gchar    *profile,
   dconf_libdbus_1_provide_bus (G_BUS_TYPE_SYSTEM, system);
 
   dcdbc = g_slice_new (DConfDBusClient);
-  dcdbc->engine = dconf_engine_new (dcdbc, NULL);
+  dcdbc->engine = dconf_engine_new (NULL, dcdbc, NULL);
   dcdbc->watches = NULL;
   dcdbc->ref_count = 1;
 
diff --git a/engine/dconf-engine.c b/engine/dconf-engine.c
index af98cdf..5492098 100644
--- a/engine/dconf-engine.c
+++ b/engine/dconf-engine.c
@@ -224,8 +224,9 @@ dconf_engine_unlock_queues (DConfEngine *engine)
 }
 
 DConfEngine *
-dconf_engine_new (gpointer       user_data,
-                  GDestroyNotify free_func)
+dconf_engine_new (const gchar    *profile,
+                  gpointer        user_data,
+                  GDestroyNotify  free_func)
 {
   DConfEngine *engine;
 
@@ -238,7 +239,7 @@ dconf_engine_new (gpointer       user_data,
   g_mutex_init (&engine->queue_lock);
   g_cond_init (&engine->queue_cond);
 
-  engine->sources = dconf_engine_profile_open (NULL, &engine->n_sources);
+  engine->sources = dconf_engine_profile_open (profile, &engine->n_sources);
 
   g_mutex_lock (&dconf_engine_global_lock);
   dconf_engine_global_list = g_slist_prepend (dconf_engine_global_list, engine);
diff --git a/engine/dconf-engine.h b/engine/dconf-engine.h
index 0b969a2..cac631f 100644
--- a/engine/dconf-engine.h
+++ b/engine/dconf-engine.h
@@ -97,7 +97,8 @@ void                    dconf_engine_handle_dbus_signal                 (GBusTyp
                                                                          GVariant                
*parameters);
 
 G_GNUC_INTERNAL
-DConfEngine *           dconf_engine_new                                (gpointer                 user_data,
+DConfEngine *           dconf_engine_new                                (const gchar             *profile,
+                                                                         gpointer                 user_data,
                                                                          GDestroyNotify           free_func);
 
 G_GNUC_INTERNAL
diff --git a/gsettings/dconfsettingsbackend.c b/gsettings/dconfsettingsbackend.c
index b0ad4d0..9db10f7 100644
--- a/gsettings/dconfsettingsbackend.c
+++ b/gsettings/dconfsettingsbackend.c
@@ -183,7 +183,7 @@ dconf_settings_backend_init (DConfSettingsBackend *dcsb)
 
   weak_ref = g_slice_new (GWeakRef);
   g_weak_ref_init (weak_ref, dcsb);
-  dcsb->engine = dconf_engine_new (weak_ref, dconf_settings_backend_free_weak_ref);
+  dcsb->engine = dconf_engine_new (NULL, weak_ref, dconf_settings_backend_free_weak_ref);
 }
 
 static void
diff --git a/tests/engine.c b/tests/engine.c
index 8db0f17..abf3000 100644
--- a/tests/engine.c
+++ b/tests/engine.c
@@ -221,7 +221,7 @@ test_signal_threadsafety_worker (gpointer user_data)
     {
       DConfEngine *engine;
 
-      engine = dconf_engine_new (NULL, NULL);
+      engine = dconf_engine_new (NULL, NULL, NULL);
       dconf_engine_unref (engine);
     }
 
@@ -1055,7 +1055,7 @@ test_read (void)
               setup_state (n, i, j, (j != k) ? state : NULL);
 
               /* Step 3: create the engine */
-              engine = dconf_engine_new (NULL, NULL);
+              engine = dconf_engine_new (NULL, NULL, NULL);
 
               /* Step 4: read, and check result */
               check_read (engine, n, i, j);
@@ -1107,7 +1107,7 @@ test_watch_fast (void)
   triv = g_variant_ref_sink (g_variant_new ("()"));
 
   g_setenv ("DCONF_PROFILE", SRCDIR "/profile/dos", TRUE);
-  engine = dconf_engine_new (NULL, NULL);
+  engine = dconf_engine_new (NULL, NULL, NULL);
   g_unsetenv ("DCONF_PROFILE");
 
   /* Check that establishing a watch works properly in the normal case.
@@ -1196,7 +1196,7 @@ test_watch_sync (void)
   dconf_mock_dbus_sync_call_handler = handle_match_request;
 
   g_setenv ("DCONF_PROFILE", SRCDIR "/profile/dos", TRUE);
-  engine = dconf_engine_new (NULL, NULL);
+  engine = dconf_engine_new (NULL, NULL, NULL);
   g_unsetenv ("DCONF_PROFILE");
 
   match_request_type = "AddMatch";
@@ -1246,7 +1246,7 @@ test_change_fast (void)
   dconf_changeset_set (slightly_bad_write, "/to-reset", NULL);
 
   g_setenv ("DCONF_PROFILE", SRCDIR "/profile/dos", TRUE);
-  engine = dconf_engine_new (NULL, NULL);
+  engine = dconf_engine_new (NULL, NULL, NULL);
   g_unsetenv ("DCONF_PROFILE");
 
   success = dconf_engine_change_fast (engine, empty, NULL, &error);
@@ -1426,7 +1426,7 @@ test_change_sync (void)
   dconf_changeset_set (slightly_bad_write, "/to-reset", NULL);
 
   g_setenv ("DCONF_PROFILE", SRCDIR "/profile/dos", TRUE);
-  engine = dconf_engine_new (NULL, NULL);
+  engine = dconf_engine_new (NULL, NULL, NULL);
   g_unsetenv ("DCONF_PROFILE");
 
   success = dconf_engine_change_sync (engine, empty, &tag, &error);