Add async library & move stuff from util to async

examples/cloud.cpp

@@ -21,7 +21,7 @@
 #include <psemek/pcg/random/uniform_sphere.hpp>
 #include <psemek/util/range.hpp>
 #include <psemek/util/clock.hpp>
-#include <psemek/util/threadpool.hpp>
+#include <psemek/async/threadpool.hpp>
 
 using namespace psemek;
 
@@ -216,7 +216,7 @@ struct cloud_app
 		light_mesh.setup<geom::point<float, 3>>();
 
 		{
-			util::threadpool bg("bg");
+			async::threadpool bg("bg");
 
 			pcg::generator rng(pcg::random_device{});
 			pcg::uniform_sphere_vector_distribution<float, 3> d;
@@ -251,7 +251,7 @@ struct cloud_app
 			{
 				for (std::size_t y = 0; y < cloud_data.height(); ++y)
 				{
-					bg.dispatch([&, z, y]{
+					bg.post([&, z, y]{
 						for (std::size_t x = 0; x < cloud_data.width(); ++x)
 						{
 							geom::vector<float, 3> p;

libs/async/CMakeLists.txt

@@ -0,0 +1,6 @@
+file(GLOB_RECURSE PSEMEK_ASYNC_HEADERS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "include/*.hpp")
+file(GLOB_RECURSE PSEMEK_ASYNC_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "source/*.cpp")
+
+add_library(psemek-async ${PSEMEK_ASYNC_HEADERS} ${PSEMEK_ASYNC_SOURCES})
+target_include_directories(psemek-async PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
+target_link_libraries(psemek-async PUBLIC psemek-log psemek-util)

libs/async/include/psemek/async/event_loop.hpp

@@ -1,11 +1,11 @@
 #pragma once
 
-#include <psemek/util/executor.hpp>
+#include <psemek/async/executor.hpp>
 
 #include <deque>
 #include <vector>
 
-namespace psemek::util
+namespace psemek::async
 {
 
 	struct event_loop

libs/async/include/psemek/async/executor.hpp

@@ -6,7 +6,7 @@
 #include <chrono>
 #include <memory>
 
-namespace psemek::util
+namespace psemek::async
 {
 
 	namespace detail
@@ -64,12 +64,15 @@ namespace psemek::util
 	struct future
 	{
 		future() = default;
+		future(future&&) = default;
 
 		future(std::shared_ptr<detail::task_state<T>> state)
 			: state_(std::move(state))
 			, f_(state_->promise.get_future())
 		{}
 
+		future & operator = (future&&) = default;
+
 		~future()
 		{
 			reset();
@@ -132,7 +135,7 @@ namespace psemek::util
 
 	struct executor
 	{
-		using task = movable_function<void()>;
+		using task = util::movable_function<void()>;
 		using clock = std::chrono::high_resolution_clock;
 
 		// Post the task for execution. Where and when will

libs/async/include/psemek/async/threadpool.hpp

@@ -1,9 +1,10 @@
 #pragma once
 
+#include <psemek/async/executor.hpp>
+
 #include <psemek/util/thread.hpp>
 #include <psemek/util/synchronyzed_queue.hpp>
 #include <psemek/util/movable_function.hpp>
-#include <psemek/util/executor.hpp>
 
 #include <future>
 #include <vector>
@@ -11,7 +12,7 @@
 #include <mutex>
 #include <condition_variable>
 
-namespace psemek::util
+namespace psemek::async
 {
 
 	struct threadpool

libs/async/source/event_loop.cpp

@@ -1,8 +1,8 @@
-#include <psemek/util/event_loop.hpp>
+#include <psemek/async/event_loop.hpp>
 
 #include <algorithm>
 
-namespace psemek::util
+namespace psemek::async
 {
 
 	auto event_loop::heap_compare()

libs/async/source/threadpool.cpp

@@ -1,11 +1,11 @@
-#include <psemek/util/threadpool.hpp>
+#include <psemek/async/threadpool.hpp>
+
 #include <psemek/util/unused.hpp>
 #include <psemek/util/to_string.hpp>
-#include <psemek/util/at_scope_exit.hpp>
 
 #include <psemek/log/log.hpp>
 
-namespace psemek::util
+namespace psemek::async
 {
 
 	namespace
@@ -20,8 +20,8 @@ namespace psemek::util
 	{
 		for (std::size_t th = 0; th < thread_count; ++th)
 		{
-			std::string tname = thread_count == 1 ? name : to_string(name, '#', th);
+			std::string tname = thread_count == 1 ? name : util::to_string(name, '#', th);
-			threads_.emplace_back([this, tname = std::move(tname), th, thread_count]
+			threads_.emplace_back([this, tname = std::move(tname)]
 			{
 				log::register_thread(tname);
 				for (bool running = true; running;)