From 469bbcf0701e1eb8a6670c23145b0da87357e178 Mon Sep 17 00:00:00 2001 From: Mike Buland Date: Sun, 25 Mar 2012 20:00:08 +0000 Subject: Code is all reorganized. We're about ready to release. I should write up a little explenation of the arrangement. --- src/stable/synchrocounter.h | 49 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 src/stable/synchrocounter.h (limited to 'src/stable/synchrocounter.h') diff --git a/src/stable/synchrocounter.h b/src/stable/synchrocounter.h new file mode 100644 index 0000000..d201bee --- /dev/null +++ b/src/stable/synchrocounter.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2007-2011 Xagasoft, All rights reserved. + * + * This file is part of the libbu++ library and is released under the + * terms of the license contained in the file LICENSE. + */ + +#ifndef BU_SYNCHRO_COUNTER_H +#define BU_SYNCHRO_COUNTER_H + +#include "bu/mutex.h" + +namespace Bu +{ + /** + * A simple thread-safe counter class. This is handy for assigning unique + * IDs to objects that are being created in different threads. + *@ingroup Threading Containers + */ + template + class SynchroCounter + { + public: + SynchroCounter() : + tCounter( 0 ) + { + } + + virtual ~SynchroCounter() + { + } + + T next() + { + mOperate.lock(); + T tRet = tCounter; + tCounter++; + mOperate.unlock(); + + return tRet; + } + + private: + T tCounter; /**< The counter itself. */ + Mutex mOperate; /**< The master mutex, used on all operations. */ + }; +} + +#endif -- cgit v1.2.3