From 08296cd66d0ef4729767d97420fab96278a9af17 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Fri, 24 Jan 2014 00:24:43 +0100
Subject: Update*: move to update/

---
 src/update/InotifySource.hxx | 74 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 src/update/InotifySource.hxx

(limited to 'src/update/InotifySource.hxx')

diff --git a/src/update/InotifySource.hxx b/src/update/InotifySource.hxx
new file mode 100644
index 000000000..77c11093c
--- /dev/null
+++ b/src/update/InotifySource.hxx
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2003-2014 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_SOURCE_HXX
+#define MPD_INOTIFY_SOURCE_HXX
+
+#include "event/SocketMonitor.hxx"
+#include "util/FifoBuffer.hxx"
+
+class Error;
+
+typedef void (*mpd_inotify_callback_t)(int wd, unsigned mask,
+				       const char *name, void *ctx);
+
+class InotifySource final : private SocketMonitor {
+	mpd_inotify_callback_t callback;
+	void *callback_ctx;
+
+	FifoBuffer<uint8_t, 4096> buffer;
+
+	InotifySource(EventLoop &_loop,
+		      mpd_inotify_callback_t callback, void *ctx, int fd);
+
+public:
+	~InotifySource() {
+		Close();
+	}
+
+	/**
+	 * Creates a new inotify source and registers it in the GLib main
+	 * loop.
+	 *
+	 * @param a callback invoked for events received from the kernel
+	 */
+	static InotifySource *Create(EventLoop &_loop,
+				     mpd_inotify_callback_t callback,
+				     void *ctx,
+				     Error &error);
+
+	/**
+	 * Adds a path to the notify list.
+	 *
+	 * @return a watch descriptor or -1 on error
+	 */
+	int Add(const char *path_fs, unsigned mask, Error &error);
+
+	/**
+	 * Removes a path from the notify list.
+	 *
+	 * @param wd the watch descriptor returned by mpd_inotify_source_add()
+	 */
+	void Remove(unsigned wd);
+
+private:
+	virtual bool OnSocketReady(unsigned flags) override;
+};
+
+#endif
-- 
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