72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
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#include "concurrencpp/threads/thread.h"
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#include "concurrencpp/platform_defs.h"
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#include <atomic>
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#include "concurrencpp/runtime/constants.h"
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using concurrencpp::details::thread;
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namespace concurrencpp::details {
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std::uintptr_t generate_thread_id() noexcept {
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static std::atomic_uintptr_t s_id_seed = 1;
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return s_id_seed.fetch_add(1, std::memory_order_relaxed);
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}
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struct thread_per_thread_data {
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const std::uintptr_t id = generate_thread_id();
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};
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static thread_local thread_per_thread_data s_tl_thread_per_data;
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} // namespace concurrencpp::details
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std::thread::id thread::get_id() const noexcept {
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return m_thread.get_id();
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}
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std::uintptr_t thread::get_current_virtual_id() noexcept {
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return s_tl_thread_per_data.id;
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}
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bool thread::joinable() const noexcept {
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return m_thread.joinable();
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}
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void thread::join() {
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m_thread.join();
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}
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size_t thread::hardware_concurrency() noexcept {
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const auto hc = std::thread::hardware_concurrency();
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return (hc != 0) ? hc : consts::k_default_number_of_cores;
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}
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#ifdef CRCPP_WIN_OS
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# include <Windows.h>
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void thread::set_name(std::string_view name) noexcept {
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const std::wstring utf16_name(name.begin(),
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name.end()); // concurrencpp strings are always ASCII (english only)
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::SetThreadDescription(::GetCurrentThread(), utf16_name.data());
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}
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#elif defined(CRCPP_UNIX_OS)
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# include <pthread.h>
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void thread::set_name(std::string_view name) noexcept {
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::pthread_setname_np(::pthread_self(), name.data());
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}
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#elif defined(CRCPP_MAC_OS)
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# include <pthread.h>
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void thread::set_name(std::string_view name) noexcept {
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::pthread_setname_np(name.data());
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}
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#endif
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