[gitg] Fixed warnings and notification for unfound git repository

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 927047014715316eed56ce7031476de351f1a4a3
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Sat Aug 29 12:19:54 2009 +0200

    Fixed warnings and notification for unfound git repository

 gitg/gitg-revision-view.c |    7 +++++--
 gitg/gitg-window.c        |   13 ++++++++++++-
 2 files changed, 17 insertions(+), 3 deletions(-)
---
diff --git a/gitg/gitg-revision-view.c b/gitg/gitg-revision-view.c
index e615ecb..6138a27 100644
--- a/gitg/gitg-revision-view.c
+++ b/gitg/gitg-revision-view.c
@@ -357,8 +357,11 @@ gitg_revision_view_finalize(GObject *object)
 	
 	gitg_runner_cancel(self->priv->diff_files_runner);
 	g_object_unref(self->priv->diff_files_runner);
-	
-	g_object_unref(self->priv->repository);
+
+	if (self->priv->repository)
+	{	
+		g_object_unref(self->priv->repository);
+	}
 	
 	free_cached_headers(self);
 
diff --git a/gitg/gitg-window.c b/gitg/gitg-window.c
index 6d196b2..09e05c8 100644
--- a/gitg/gitg-window.c
+++ b/gitg/gitg-window.c
@@ -845,6 +845,15 @@ create_repository(GitgWindow *window, gchar const *path, gboolean usewd)
 		gchar *curdir = g_get_current_dir();
 		window->priv->repository = gitg_repository_new(curdir);
 		g_free(curdir);
+		
+		if (!gitg_repository_get_path (window->priv->repository))
+		{
+			g_object_unref (window->priv->repository);
+			window->priv->repository = NULL;
+			
+			ret = FALSE;
+			path = NULL;
+		}
 	}
 	
 	return ret;	
@@ -1124,8 +1133,10 @@ load_repository(GitgWindow *window, gchar const *path, gint argc, gchar const **
 		gitg_commit_view_set_repository(window->priv->commit_view, window->priv->repository);
 		gitg_revision_view_set_repository(window->priv->revision_view, window->priv->repository);
 
-		if (path || argc > 1)
+		if (path || argc > 1 || usewd)
+		{
 			handle_no_gitdir(window);
+		}
 
 		update_window_title (window);
 		gtk_widget_set_sensitive(GTK_WIDGET(window->priv->notebook_main), FALSE);