From 8bdb5db67fa3eeda755511f91fd257bde548a18f Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 9 Jun 2021 22:28:01 +0800
Subject: import(life): ...

---
 works/life/operating-system-experiment/Thread.cpp | 53 ++++++++++++++++++++---
 1 file changed, 48 insertions(+), 5 deletions(-)

(limited to 'works/life/operating-system-experiment/Thread.cpp')

diff --git a/works/life/operating-system-experiment/Thread.cpp b/works/life/operating-system-experiment/Thread.cpp
index b91ca69..8230c1c 100644
--- a/works/life/operating-system-experiment/Thread.cpp
+++ b/works/life/operating-system-experiment/Thread.cpp
@@ -2,21 +2,36 @@
 
 #include <cassert>
 #include <exception>
+#include <pthread.h>
 #include <utility>
 
 namespace cru {
 Thread::Thread(Thread &&other) noexcept
-    : joined_(other.joined_), thread_handle_(other.thread_handle_) {
+    : detached_(other.detached_), joined_(other.joined_),
+#ifdef CRU_WINDOWS
+      thread_handle_(other.thread_handle_)
+#else
+      thread_(std::move(other.thread_))
+#endif
+{
   other.joined_ = false;
+#ifdef CRU_WINDOWS
   other.thread_handle_ = nullptr;
-}
+#endif
+} // namespace cru
 
 Thread &Thread::operator=(Thread &&other) noexcept {
   if (this != &other) {
+    detached_ = other.detached_;
     joined_ = other.joined_;
+#ifdef CRU_WINDOWS
     thread_handle_ = other.thread_handle_;
-    other.joined_ = false;
     other.thread_handle_ = nullptr;
+#else
+    thread_ = std::move(other.thread_);
+#endif
+    other.detached_ = false;
+    other.joined_ = false;
   }
 
   return *this;
@@ -25,13 +40,23 @@ Thread &Thread::operator=(Thread &&other) noexcept {
 Thread::~Thread() { Destroy(); }
 
 void Thread::Join() {
-  assert(thread_handle_);
   joined_ = true;
+#ifdef CRU_WINDOWS
+  assert(thread_handle_);
   WaitForSingleObject(thread_handle_, INFINITE);
+#else
+  assert(thread_);
+  auto c = pthread_join(*thread_, nullptr);
+  assert(c == 0);
+#endif
 }
 
 void Thread::Detach() {
+#ifdef CRU_WINDOWS
   assert(thread_handle_);
+#else
+  assert(thread_);
+#endif
   detached_ = true;
 }
 
@@ -45,11 +70,22 @@ void Thread::swap(Thread &other) noexcept {
 }
 
 void Thread::Destroy() noexcept {
-  if (!detached_ && !joined_ && thread_handle_ != nullptr) {
+  if (!detached_ && !joined_ &&
+#ifdef CRU_WINDOWS
+      thread_handle_ != nullptr
+#else
+      thread_ != nullptr
+#endif
+  ) {
     std::terminate();
   } else {
+    detached_ = false;
     joined_ = false;
+#ifdef CRU_WINDOWS
     thread_handle_ = nullptr;
+#else
+    thread_ = nullptr;
+#endif
   }
 }
 
@@ -62,6 +98,13 @@ DWORD WINAPI ThreadProc(_In_ LPVOID lpParameter) {
   return 0;
 }
 #else
+void *ThreadProc(void *data) {
+  auto p = static_cast<std::function<void()> *>(data);
+  (*p)();
+  delete p;
+  return nullptr;
+}
+
 #endif
 } // namespace details
 } // namespace cru
\ No newline at end of file
-- 
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