From 0b93445380ba39c13813e1a236b183883f5a54db Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Thu, 10 Jan 2013 09:23:41 +0100
Subject: thread/Cond: new wrapper for pthread_cond_t or GCond

---
 src/thread/GLibCond.hxx | 88 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 src/thread/GLibCond.hxx

(limited to 'src/thread/GLibCond.hxx')

diff --git a/src/thread/GLibCond.hxx b/src/thread/GLibCond.hxx
new file mode 100644
index 000000000..9ab08e9fd
--- /dev/null
+++ b/src/thread/GLibCond.hxx
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2013 Max Kellermann <max@duempel.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
+ * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MPD_THREAD_GLIB_COND_HXX
+#define MPD_THREAD_GLIB_COND_HXX
+
+#include "GLibMutex.hxx"
+
+/**
+ * A wrapper for GCond.
+ */
+class GLibCond {
+#if GLIB_CHECK_VERSION(2,32,0)
+	GCond cond;
+#else
+	GCond *cond;
+#endif
+
+public:
+	GLibCond() {
+#if GLIB_CHECK_VERSION(2,32,0)
+		g_cond_init(&cond);
+#else
+		cond = g_cond_new();
+#endif
+	}
+
+	~GLibCond() {
+#if GLIB_CHECK_VERSION(2,32,0)
+		g_cond_clear(&cond);
+#else
+		g_cond_free(cond);
+#endif
+	}
+
+	GLibCond(const GLibCond &other) = delete;
+	GLibCond &operator=(const GLibCond &other) = delete;
+
+private:
+	GCond *GetNative() {
+#if GLIB_CHECK_VERSION(2,32,0)
+		return &cond;
+#else
+		return cond;
+#endif
+	}
+
+public:
+	void signal() {
+		g_cond_signal(GetNative());
+	}
+
+	void broadcast() {
+		g_cond_broadcast(GetNative());
+	}
+
+	void wait(GLibMutex &mutex) {
+		g_cond_wait(GetNative(), mutex.GetNative());
+	}
+};
+
+#endif
-- 
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