stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork
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#ifndef BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
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#define BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// (C) Copyright 2007 Anthony Williams
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// (C) Copyright 2011-2012 Vicente J. Botet Escriba
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#include <boost/thread/detail/config.hpp>
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#include <boost/thread/exceptions.hpp>
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#include <boost/thread/lock_guard.hpp>
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#include <boost/thread/lock_types.hpp>
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#include <boost/thread/mutex.hpp>
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#include <boost/thread/pthread/condition_variable_fwd.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/enable_shared_from_this.hpp>
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#include <boost/assert.hpp>
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#ifdef BOOST_THREAD_USES_CHRONO
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#include <boost/chrono/system_clocks.hpp>
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#endif
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#include <map>
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#include <vector>
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#include <utility>
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#if defined(__ANDROID__)
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# ifndef PAGE_SIZE
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# define PAGE_SIZE 4096
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# endif
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#endif
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#include <pthread.h>
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#include <unistd.h>
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#include <boost/config/abi_prefix.hpp>
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namespace boost
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{
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class thread_attributes {
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public:
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thread_attributes() BOOST_NOEXCEPT {
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int res = pthread_attr_init(&val_);
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BOOST_VERIFY(!res && "pthread_attr_init failed");
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}
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~thread_attributes() {
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int res = pthread_attr_destroy(&val_);
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BOOST_VERIFY(!res && "pthread_attr_destroy failed");
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}
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// stack
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void set_stack_size(std::size_t size) BOOST_NOEXCEPT {
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if (size==0) return;
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std::size_t page_size = getpagesize();
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#ifdef PTHREAD_STACK_MIN
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if (size<PTHREAD_STACK_MIN) size=PTHREAD_STACK_MIN;
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#endif
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size = ((size+page_size-1)/page_size)*page_size;
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int res = pthread_attr_setstacksize(&val_, size);
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BOOST_VERIFY(!res && "pthread_attr_setstacksize failed");
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}
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std::size_t get_stack_size() const BOOST_NOEXCEPT {
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std::size_t size;
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int res = pthread_attr_getstacksize(&val_, &size);
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BOOST_VERIFY(!res && "pthread_attr_getstacksize failed");
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return size;
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}
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#define BOOST_THREAD_DEFINES_THREAD_ATTRIBUTES_NATIVE_HANDLE
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typedef pthread_attr_t native_handle_type;
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native_handle_type* native_handle() BOOST_NOEXCEPT {
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return &val_;
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}
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const native_handle_type* native_handle() const BOOST_NOEXCEPT {
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return &val_;
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}
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private:
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pthread_attr_t val_;
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};
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class thread;
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namespace detail
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{
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struct shared_state_base;
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struct tss_cleanup_function;
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struct thread_exit_callback_node;
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struct tss_data_node
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{
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boost::shared_ptr<boost::detail::tss_cleanup_function> func;
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void* value;
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tss_data_node(boost::shared_ptr<boost::detail::tss_cleanup_function> func_,
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void* value_):
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func(func_),value(value_)
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{}
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};
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struct thread_data_base;
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typedef boost::shared_ptr<thread_data_base> thread_data_ptr;
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struct BOOST_THREAD_DECL thread_data_base:
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enable_shared_from_this<thread_data_base>
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{
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thread_data_ptr self;
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pthread_t thread_handle;
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boost::mutex data_mutex;
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boost::condition_variable done_condition;
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boost::mutex sleep_mutex;
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boost::condition_variable sleep_condition;
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bool done;
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bool join_started;
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bool joined;
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boost::detail::thread_exit_callback_node* thread_exit_callbacks;
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std::map<void const*,boost::detail::tss_data_node> tss_data;
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//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
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// These data must be at the end so that the access to the other fields doesn't change
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// when BOOST_THREAD_PROVIDES_INTERRUPTIONS is defined.
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// Another option is to have them always
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pthread_mutex_t* cond_mutex;
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pthread_cond_t* current_cond;
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//#endif
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typedef std::vector<std::pair<condition_variable*, mutex*>
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//, hidden_allocator<std::pair<condition_variable*, mutex*> >
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> notify_list_t;
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notify_list_t notify;
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typedef std::vector<shared_ptr<shared_state_base> > async_states_t;
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async_states_t async_states_;
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//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
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// These data must be at the end so that the access to the other fields doesn't change
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// when BOOST_THREAD_PROVIDES_INTERRUPTIONS is defined.
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// Another option is to have them always
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bool interrupt_enabled;
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bool interrupt_requested;
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//#endif
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thread_data_base():
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thread_handle(0),
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done(false),join_started(false),joined(false),
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thread_exit_callbacks(0),
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//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
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cond_mutex(0),
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current_cond(0),
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//#endif
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notify(),
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async_states_()
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//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
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, interrupt_enabled(true)
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, interrupt_requested(false)
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//#endif
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{}
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virtual ~thread_data_base();
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typedef pthread_t native_handle_type;
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virtual void run()=0;
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virtual void notify_all_at_thread_exit(condition_variable* cv, mutex* m)
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{
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notify.push_back(std::pair<condition_variable*, mutex*>(cv, m));
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}
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void make_ready_at_thread_exit(shared_ptr<shared_state_base> as)
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{
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async_states_.push_back(as);
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}
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};
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BOOST_THREAD_DECL thread_data_base* get_current_thread_data();
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#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
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class interruption_checker
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{
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thread_data_base* const thread_info;
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pthread_mutex_t* m;
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bool set;
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void check_for_interruption()
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{
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#ifndef BOOST_NO_EXCEPTIONS
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if(thread_info->interrupt_requested)
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{
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thread_info->interrupt_requested=false;
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throw thread_interrupted(); // BOOST_NO_EXCEPTIONS protected
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}
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#endif
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}
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void operator=(interruption_checker&);
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public:
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explicit interruption_checker(pthread_mutex_t* cond_mutex,pthread_cond_t* cond):
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thread_info(detail::get_current_thread_data()),m(cond_mutex),
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set(thread_info && thread_info->interrupt_enabled)
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{
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if(set)
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{
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lock_guard<mutex> guard(thread_info->data_mutex);
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check_for_interruption();
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thread_info->cond_mutex=cond_mutex;
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thread_info->current_cond=cond;
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BOOST_VERIFY(!pthread_mutex_lock(m));
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}
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else
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{
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BOOST_VERIFY(!pthread_mutex_lock(m));
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}
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}
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~interruption_checker()
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{
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if(set)
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{
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BOOST_VERIFY(!pthread_mutex_unlock(m));
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lock_guard<mutex> guard(thread_info->data_mutex);
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thread_info->cond_mutex=NULL;
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thread_info->current_cond=NULL;
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}
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else
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{
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BOOST_VERIFY(!pthread_mutex_unlock(m));
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}
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}
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};
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#endif
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}
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namespace this_thread
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{
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namespace hidden
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{
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void BOOST_THREAD_DECL sleep_for(const timespec& ts);
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void BOOST_THREAD_DECL sleep_until(const timespec& ts);
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}
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#ifdef BOOST_THREAD_USES_CHRONO
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#ifdef BOOST_THREAD_SLEEP_FOR_IS_STEADY
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inline
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void BOOST_SYMBOL_VISIBLE sleep_for(const chrono::nanoseconds& ns)
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{
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return boost::this_thread::hidden::sleep_for(boost::detail::to_timespec(ns));
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}
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#endif
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#endif // BOOST_THREAD_USES_CHRONO
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namespace no_interruption_point
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{
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namespace hidden
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{
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void BOOST_THREAD_DECL sleep_for(const timespec& ts);
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void BOOST_THREAD_DECL sleep_until(const timespec& ts);
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}
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#ifdef BOOST_THREAD_USES_CHRONO
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#ifdef BOOST_THREAD_SLEEP_FOR_IS_STEADY
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inline
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void BOOST_SYMBOL_VISIBLE sleep_for(const chrono::nanoseconds& ns)
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{
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return boost::this_thread::no_interruption_point::hidden::sleep_for(boost::detail::to_timespec(ns));
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}
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#endif
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#endif // BOOST_THREAD_USES_CHRONO
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} // no_interruption_point
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void BOOST_THREAD_DECL yield() BOOST_NOEXCEPT;
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#if defined BOOST_THREAD_USES_DATETIME
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#ifdef __DECXXX
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/// Workaround of DECCXX issue of incorrect template substitution
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template<>
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#endif
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inline void sleep(system_time const& abs_time)
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{
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return boost::this_thread::hidden::sleep_until(boost::detail::to_timespec(abs_time));
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}
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template<typename TimeDuration>
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inline BOOST_SYMBOL_VISIBLE void sleep(TimeDuration const& rel_time)
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{
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this_thread::sleep(get_system_time()+rel_time);
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}
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#endif // BOOST_THREAD_USES_DATETIME
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} // this_thread
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}
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#include <boost/config/abi_suffix.hpp>
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#endif
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