From 4ed70a930202b103e7e80b8dc925e0aaa4622595 Mon Sep 17 00:00:00 2001 From: Martin Sustrik Date: Wed, 29 Jul 2009 12:07:54 +0200 Subject: initial commit --- src/thread.hpp | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 src/thread.hpp (limited to 'src/thread.hpp') diff --git a/src/thread.hpp b/src/thread.hpp new file mode 100644 index 0000000..6ee9194 --- /dev/null +++ b/src/thread.hpp @@ -0,0 +1,77 @@ +/* + Copyright (c) 2007-2009 FastMQ Inc. + + This file is part of 0MQ. + + 0MQ is free software; you can redistribute it and/or modify it under + the terms of the Lesser GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + 0MQ 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 + Lesser GNU General Public License for more details. + + You should have received a copy of the Lesser GNU General Public License + along with this program. If not, see . +*/ + +#ifndef __ZS_THREAD_HPP_INCLUDED__ +#define __ZS_THREAD_HPP_INCLUDED__ + +#include "platform.hpp" + +#ifdef ZS_HAVE_WINDOWS +#include "windows.hpp" +#else +#include +#endif + +namespace zs +{ + + typedef void (thread_fn) (void*); + + // Class encapsulating OS thread. Thread initiation/termination is done + // using special functions rather than in constructor/destructor so that + // thread isn't created during object construction by accident, causing + // newly created thread to access half-initialised object. Same applies + // to the destruction process: Thread should be terminated before object + // destruction begins, otherwise it can access half-destructed object. + + class thread_t + { + public: + + inline thread_t () + { + } + + // Creates OS thread. 'tfn' is main thread function. It'll be passed + // 'arg' as an argument. + void start (thread_fn *tfn_, void *arg_); + + // Waits for thread termination. + void stop (); + + private: + +#ifdef ZS_HAVE_WINDOWS + static unsigned int __stdcall thread_routine (void *arg_); + HANDLE descriptor; +#else + static void *thread_routine (void *arg_); + pthread_t descriptor; +#endif + + thread_fn *tfn; + void *arg; + + thread_t (const thread_t&); + void operator = (const thread_t&); + }; + +} + +#endif -- cgit v1.2.3