| 1 | // Copyright Oliver Kowalke 2013. |
|---|---|
| 2 | // Distributed under the Boost Software License, Version 1.0. |
| 3 | // (See accompanying file LICENSE_1_0.txt or copy at |
| 4 | // http://www.boost.org/LICENSE_1_0.txt) |
| 5 | |
| 6 | #include "boost/fiber/properties.hpp" |
| 7 | |
| 8 | #include <boost/assert.hpp> |
| 9 | |
| 10 | #include "boost/fiber/algo/algorithm.hpp" |
| 11 | #include "boost/fiber/scheduler.hpp" |
| 12 | #include "boost/fiber/context.hpp" |
| 13 | |
| 14 | #ifdef BOOST_HAS_ABI_HEADERS |
| 15 | # include BOOST_ABI_PREFIX |
| 16 | #endif |
| 17 | |
| 18 | namespace boost { |
| 19 | namespace fibers { |
| 20 | |
| 21 | void |
| 22 | fiber_properties::notify() noexcept { |
| 23 | BOOST_ASSERT( nullptr != algo_); |
| 24 | // Application code might change an important property for any fiber at |
| 25 | // any time. The fiber in question might be ready, running or waiting. |
| 26 | // Significantly, only a fiber which is ready but not actually running is |
| 27 | // in the sched_algorithm's ready queue. Don't bother the sched_algorithm |
| 28 | // with a change to a fiber it's not currently tracking: it will do the |
| 29 | // right thing next time the fiber is passed to its awakened() method. |
| 30 | if ( ctx_->ready_is_linked() ) { |
| 31 | dynamic_cast< algo::algorithm_with_properties_base * >( algo_)-> |
| 32 | property_change_( ctx: ctx_, props: this); |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | }} // boost::fibers |
| 37 | |
| 38 | #ifdef BOOST_HAS_ABI_HEADERS |
| 39 | # include BOOST_ABI_SUFFIX |
| 40 | #endif |
| 41 |