1 files changed, 33 insertions, 0 deletions
diff --git a/src/db_lock.c b/src/db_lock.c
new file mode 100644
index 000000000..53759673d
--- /dev/null
+++ b/src/db_lock.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2003-2011 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.
+ */
+
+#include "config.h"
+#include "db_lock.h"
+#include "gcc.h"
+
+#if GCC_CHECK_VERSION(4, 2)
+/* workaround for a warning caused by G_STATIC_MUTEX_INIT */
+#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
+
+GStaticMutex db_mutex = G_STATIC_MUTEX_INIT;
+
+#ifndef NDEBUG
+GThread *db_mutex_holder;
+#endif