automatically update the database with Linux inotify

This patch implements a light-weight inotify library, and watches all
directories below the music directory.  It updates all directories
where files changed after a delay of 5 seconds.

1 files changed, 47 insertions, 0 deletions

diff --git a/src/inotify_update.h b/src/inotify_update.h
new file mode 100644
index 000000000..45466afae
--- /dev/null
+++ b/src/inotify_update.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_INOTIFY_UPDATE_H
+#define MPD_INOTIFY_UPDATE_H
+
+#include "config.h"
+
+#ifdef HAVE_INOTIFY_INIT
+
+void
+mpd_inotify_init(void);
+
+void
+mpd_inotify_finish(void);
+
+#else /* !HAVE_INOTIFY_INIT */
+
+static inline void
+mpd_inotify_init(void)
+{
+}
+
+static inline void
+mpd_inotify_finish(void)
+{
+}
+
+#endif /* !HAVE_INOTIFY_INIT */
+
+#endif