Run clang-format

ch6/queue.cpp

@@ -1,112 +1,113 @@
-#include <iostream>
+#include <condition_variable>
 #include <cstdio>
-#include <queue>
-#include <thread>
+#include <iostream>
 #include <memory>
 #include <mutex>
-#include <condition_variable>
+#include <queue>
+#include <thread>
 
 template <typename T>
-class queue
-{
-  private:
-    mutable std::mutex mut;
-    std::queue<std::shared_ptr<T> > data_queue;
-    std::condition_variable data_cond;
+class queue {
+private:
+  mutable std::mutex mut;
+  std::queue<std::shared_ptr<T>> data_queue;
+  std::condition_variable data_cond;
 
-  public:
-    queue(){}
+public:
+  queue() {}
 
-    queue(const queue& other)
-    {
-        std::lock_guard<std::mutex> lk(other.mut);
-        data_queue = other.data_queue;
+  queue(const queue& other)
+  {
+    std::lock_guard<std::mutex> lk(other.mut);
+    data_queue = other.data_queue;
+  }
+
+  void push(T new_value)
+  {
+    std::shared_ptr<T> data(new T(new_value));
+    std::lock_guard<std::mutex> lk(mut);
+    data_queue.push(data);
+    data_cond.notify_one();
+  }
+
+  void wait_and_pop(T& value)
+  {
+    std::unique_lock<std::mutex> lk(mut);
+    data_cond.wait(lk, [&] { return !data_queue.empty(); });
+    /*
+    while (data_queue.empty()) {
+        data_cond.wait(lk);
     }
+    */
+    value = *data_queue.front();
+    data_queue.pop();
+  }
 
-    void push(T new_value)
-    {
-        std::shared_ptr<T> data(new T(new_value));
-        std::lock_guard<std::mutex> lk(mut);
-        data_queue.push(data);
-        data_cond.notify_one();
+  std::shared_ptr<T> wait_and_pop()
+  {
+    std::unique_lock<std::mutex> lk(mut);
+    data_cond.wait(lk, [&] { return !data_queue.empty(); });
+    /*
+    while (data_queue.empty()) {
+        data_cond.wait(lk);
     }
+    */
+    std::shared_ptr<T> res = data_queue.front();
+    data_queue.pop();
+    return res;
+  }
 
-    void wait_and_pop(T& value)
-    {
-        std::unique_lock<std::mutex> lk(mut);
-        data_cond.wait(lk, [&]{return !data_queue.empty();});
-        /*
-        while (data_queue.empty()) {
-            data_cond.wait(lk);
-        }
-        */
-        value = *data_queue.front();
-        data_queue.pop();
-    }
+  bool try_pop(T& value)
+  {
+    std::lock_guard<std::mutex> lk(mut);
+    if (data_queue.empty())
+      return false;
+    value = *data_queue.front();
+    data_queue.pop();
+  }
 
-    std::shared_ptr<T> wait_and_pop()
-    {
-        std::unique_lock<std::mutex> lk(mut);
-        data_cond.wait(lk, [&]{return !data_queue.empty();});
-        /*
-        while (data_queue.empty()) {
-            data_cond.wait(lk);
-        }
-        */
-        std::shared_ptr<T> res = data_queue.front();
-        data_queue.pop();
-        return res;
-    }
+  std::shared_ptr<T> try_pop()
+  {
+    std::lock_guard<std::mutex> lk(mut);
+    if (data_queue.empty())
+      return std::shared_ptr<T>();
+    std::shared_ptr<T> res = data_queue.front();
+    data_queue.pop();
+    return res;
+  }
 
-    bool try_pop(T& value)
-    {
-        std::lock_guard<std::mutex> lk(mut);
-        if (data_queue.empty()) 
-            return false;
-        value = *data_queue.front();
-        data_queue.pop();
-    }
-
-    std::shared_ptr<T> try_pop()
-    {
-        std::lock_guard<std::mutex> lk(mut);
-        if (data_queue.empty()) 
-            return std::shared_ptr<T>();
-        std::shared_ptr<T> res = data_queue.front();
-        data_queue.pop();
-        return res;
-    }
-
-    bool empty() const
-    {
-        std::lock_guard<std::mutex> lk(mut);
-        return data_queue.empty();
-    }
+  bool empty() const
+  {
+    std::lock_guard<std::mutex> lk(mut);
+    return data_queue.empty();
+  }
 };
 
-void push(queue<int>* q)
+void
+push(queue<int>* q)
 {
-    for (int i = 0; i < 10; ++i) {
-        //std::cout << "pushing " << i << std::endl;
-        printf("pushing %d\n", i);
-        q->push(i);
-    }
+  for (int i = 0; i < 10; ++i) {
+    // std::cout << "pushing " << i << std::endl;
+    printf("pushing %d\n", i);
+    q->push(i);
+  }
 }
 
-void pop(queue<int>* q)
+void
+pop(queue<int>* q)
 {
-    for (int i = 0; i < 10; ++i) {
-        printf("poping %d\n", *q->wait_and_pop());
-    }
-}
-    
-int main()
-{
-    queue<int> q;
-    std::thread t1(push,&q);
-    std::thread t2(pop,&q);
-    t1.join();
-    t2.join();
-    return 0;
+  for (int i = 0; i < 10; ++i) {
+    printf("poping %d\n", *q->wait_and_pop());
+  }
 }
 
+int
+main()
+{
+  queue<int> q;
+  std::thread t1(push, &q);
+  std::thread t2(pop, &q);
+  t1.join();
+  t2.join();
+  return 0;
+}