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Diffstat (limited to '3rdParty/Boost/boost/thread/pthread/once.hpp')
m---------3rdParty/Boost0
-rw-r--r--3rdParty/Boost/boost/thread/pthread/once.hpp90
2 files changed, 0 insertions, 90 deletions
diff --git a/3rdParty/Boost b/3rdParty/Boost
new file mode 160000
+Subproject 3bbdbc8cf1996f23d9a366da8bac0f97be6ad79
diff --git a/3rdParty/Boost/boost/thread/pthread/once.hpp b/3rdParty/Boost/boost/thread/pthread/once.hpp
deleted file mode 100644
index f278a57..0000000
--- a/3rdParty/Boost/boost/thread/pthread/once.hpp
+++ /dev/null
@@ -1,90 +0,0 @@
-#ifndef BOOST_THREAD_PTHREAD_ONCE_HPP
-#define BOOST_THREAD_PTHREAD_ONCE_HPP
-
-// once.hpp
-//
-// (C) Copyright 2007-8 Anthony Williams
-//
-// Distributed under the Boost Software License, Version 1.0. (See
-// accompanying file LICENSE_1_0.txt or copy at
-// http://www.boost.org/LICENSE_1_0.txt)
-
-#include <boost/thread/detail/config.hpp>
-
-#include <pthread.h>
-#include <boost/assert.hpp>
-#include "pthread_mutex_scoped_lock.hpp"
-#include <boost/thread/pthread/pthread_mutex_scoped_lock.hpp>
-#include <boost/cstdint.hpp>
-
-#include <boost/config/abi_prefix.hpp>
-
-namespace boost
-{
-
- struct once_flag
- {
- boost::uintmax_t epoch;
- };
-
- namespace detail
- {
- BOOST_THREAD_DECL boost::uintmax_t& get_once_per_thread_epoch();
- BOOST_THREAD_DECL extern boost::uintmax_t once_global_epoch;
- BOOST_THREAD_DECL extern pthread_mutex_t once_epoch_mutex;
- BOOST_THREAD_DECL extern pthread_cond_t once_epoch_cv;
- }
-
-#define BOOST_ONCE_INITIAL_FLAG_VALUE 0
-#define BOOST_ONCE_INIT {BOOST_ONCE_INITIAL_FLAG_VALUE}
-
-
- // Based on Mike Burrows fast_pthread_once algorithm as described in
- // http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2444.html
- template<typename Function>
- void call_once(once_flag& flag,Function f)
- {
- static boost::uintmax_t const uninitialized_flag=BOOST_ONCE_INITIAL_FLAG_VALUE;
- static boost::uintmax_t const being_initialized=uninitialized_flag+1;
- boost::uintmax_t const epoch=flag.epoch;
- boost::uintmax_t& this_thread_epoch=detail::get_once_per_thread_epoch();
-
- if(epoch<this_thread_epoch)
- {
- pthread::pthread_mutex_scoped_lock lk(&detail::once_epoch_mutex);
-
- while(flag.epoch<=being_initialized)
- {
- if(flag.epoch==uninitialized_flag)
- {
- flag.epoch=being_initialized;
- try
- {
- pthread::pthread_mutex_scoped_unlock relocker(&detail::once_epoch_mutex);
- f();
- }
- catch(...)
- {
- flag.epoch=uninitialized_flag;
- BOOST_VERIFY(!pthread_cond_broadcast(&detail::once_epoch_cv));
- throw;
- }
- flag.epoch=--detail::once_global_epoch;
- BOOST_VERIFY(!pthread_cond_broadcast(&detail::once_epoch_cv));
- }
- else
- {
- while(flag.epoch==being_initialized)
- {
- BOOST_VERIFY(!pthread_cond_wait(&detail::once_epoch_cv,&detail::once_epoch_mutex));
- }
- }
- }
- this_thread_epoch=detail::once_global_epoch;
- }
- }
-}
-
-#include <boost/config/abi_suffix.hpp>
-
-#endif