idle: convert to C++

src/Idle.cxx

@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2003-2013 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.
+ */
+
+/*
+ * Support library for the "idle" command.
+ *
+ */
+
+#include "config.h"
+#include "Idle.hxx"
+
+extern "C" {
+#include "event_pipe.h"
+}
+
+#include <assert.h>
+#include <glib.h>
+
+static unsigned idle_flags;
+static GMutex *idle_mutex = NULL;
+
+static const char *const idle_names[] = {
+	"database",
+	"stored_playlist",
+	"playlist",
+	"player",
+	"mixer",
+	"output",
+	"options",
+	"sticker",
+	"update",
+	"subscription",
+	"message",
+        NULL
+};
+
+void
+idle_init(void)
+{
+	g_assert(idle_mutex == NULL);
+	idle_mutex = g_mutex_new();
+}
+
+void
+idle_deinit(void)
+{
+	g_assert(idle_mutex != NULL);
+	g_mutex_free(idle_mutex);
+	idle_mutex = NULL;
+}
+
+void
+idle_add(unsigned flags)
+{
+	assert(flags != 0);
+
+	g_mutex_lock(idle_mutex);
+	idle_flags |= flags;
+	g_mutex_unlock(idle_mutex);
+
+	event_pipe_emit(PIPE_EVENT_IDLE);
+}
+
+unsigned
+idle_get(void)
+{
+	unsigned flags;
+
+	g_mutex_lock(idle_mutex);
+	flags = idle_flags;
+	idle_flags = 0;
+	g_mutex_unlock(idle_mutex);
+
+	return flags;
+}
+
+const char*const*
+idle_get_names(void)
+{
+        return idle_names;
+}