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thread/example/generic_executor_ref.cpp at develop · boostorg/thread · GitHub
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//
Copyright (C) 2014 Vicente Botet
//
//
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/config.hpp
>
#
if
! defined BOOST_NO_CXX11_DECLTYPE
#
define
BOOST_RESULT_OF_USE_DECLTYPE
#
endif
#
define
BOOST_THREAD_VERSION
4
#
define
BOOST_THREAD_PROVIDES_EXECUTORS
//
#define BOOST_THREAD_USES_LOG
#
define
BOOST_THREAD_USES_LOG_THREAD_ID
#
define
BOOST_THREAD_QUEUE_DEPRECATE_OLD
#
include
<
boost/thread/caller_context.hpp
>
#
include
<
boost/thread/executors/basic_thread_pool.hpp
>
#
include
<
boost/thread/executors/loop_executor.hpp
>
#
include
<
boost/thread/executors/serial_executor.hpp
>
#
include
<
boost/thread/executors/inline_executor.hpp
>
#
include
<
boost/thread/executors/thread_executor.hpp
>
#
include
<
boost/thread/executors/executor.hpp
>
#
include
<
boost/thread/executors/executor_adaptor.hpp
>
#
include
<
boost/thread/executor.hpp
>
#
include
<
boost/thread/future.hpp
>
#
include
<
boost/assert.hpp
>
#
include
<
string
>
#
include
<
iostream
>
void
p1
()
{
//
std::cout << BOOST_CONTEXTOF << std::endl;
//
boost::this_thread::sleep_for(boost::chrono::milliseconds(200));
}
void
p2
()
{
//
std::cout << BOOST_CONTEXTOF << std::endl;
//
boost::this_thread::sleep_for(boost::chrono::seconds(10));
}
int
f1
()
{
//
std::cout << BOOST_CONTEXTOF << std::endl;
boost::this_thread::sleep_for
(
boost::chrono::seconds
(
1
));
return
1
;
}
int
f2
(
int
i)
{
//
std::cout << BOOST_CONTEXTOF << std::endl;
boost::this_thread::sleep_for
(
boost::chrono::seconds
(
2
));
return
i +
1
;
}
void
submit_some
(boost::generic_executor_ref tp)
{
for
(
int
i =
0
; i <
3
; ++i) {
tp.
submit
(&p2);
}
for
(
int
i =
0
; i <
3
; ++i) {
tp.
submit
(&p1);
}
}
void
at_th_entry
(boost::basic_thread_pool& )
{
}
int
test_generic_executor_ref
()
{
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
try
{
{
boost::basic_thread_pool
ea
(
4
);
submit_some
( ea);
{
boost::future<
int
> t1 =
boost::async
(ea, &f1);
boost::future<
int
> t2 =
boost::async
(ea, &f1);
std::cout <<
BOOST_CONTEXTOF
<<
"
t1=
"
<< t1.
get
() << std::endl;
std::cout <<
BOOST_CONTEXTOF
<<
"
t2=
"
<< t2.
get
() << std::endl;
}
submit_some
(ea);
{
boost::basic_thread_pool
ea3
(
1
);
boost::future<
int
> t1 =
boost::async
(ea3, &f1);
boost::future<
int
> t2 =
boost::async
(ea3, &f1);
//
boost::future<int> t2 = boost::async(ea3, f2, 1); // todo this doesn't compiles yet on C++11
//
boost::future<int> t2 = boost::async(ea3, boost::bind(f2, 1)); // todo this doesn't compiles yet on C++98
std::cout <<
BOOST_CONTEXTOF
<<
"
t1=
"
<< t1.
get
() << std::endl;
std::cout <<
BOOST_CONTEXTOF
<<
"
t2=
"
<< t2.
get
() << std::endl;
}
submit_some
(ea);
}
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
boost::loop_executor ea2;
submit_some
( ea2);
ea2.
run_queued_closures
();
}
#
if
! defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
boost::basic_thread_pool
ea1
(
4
);
boost::serial_executor
ea2
(ea1);
submit_some
(ea2);
}
#
endif
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
boost::inline_executor ea1;
submit_some
(ea1);
}
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
//
boost::thread_executor ea1;
//
submit_some(ea1);
}
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
boost::basic_thread_pool
ea
(
4
, at_th_entry);
boost::future<
int
> t1 =
boost::async
(ea, &f1);
std::cout <<
BOOST_CONTEXTOF
<<
"
t1=
"
<< t1.
get
() << std::endl;
}
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
{
boost::basic_thread_pool
ea
(
4
, at_th_entry);
boost::async
(ea, &f1);
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
}
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
boost::this_thread::sleep_for
(
boost::chrono::milliseconds
(
200
));
std::cout <<
BOOST_CONTEXTOF
<< std::endl;
}
catch
(std::exception& ex)
{
std::cout <<
"
ERROR=
"
<< ex.
what
() <<
"
"
<< std::endl;
return
1
;
}
catch
(...)
{
std::cout <<
"
ERROR= exception thrown
"
<< std::endl;
return
2
;
}
}
//
std::cout << BOOST_CONTEXTOF << std::endl;
return
0
;
}
int
main
()
{
return
test_generic_executor_ref
();
}
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