fix scoped_refptr

src/log/log.cc

@@ -3,6 +3,21 @@
 #include <iostream>
 
 namespace sled {
+
+class ScopedAtomicWaiter {
+public:
+    ScopedAtomicWaiter(std::atomic_bool &flag) : flag_(flag)
+    {
+        bool old = flag_.load();
+        while (!flag_.compare_exchange_weak(old, false)) { continue; }
+    }
+
+    ~ScopedAtomicWaiter() { flag_.store(true); }
+
+private:
+    std::atomic_bool &flag_;
+};
+
 void
 Log(LogLevel level,
     const char *tag,
@@ -12,6 +27,8 @@ Log(LogLevel level,
     const char *func_name,
     ...)
 {
+    static std::atomic_bool allow(true);
+    ScopedAtomicWaiter waiter(allow);
     int len = file_name ? strlen(file_name) : 0;
     while (len > 0 && file_name[len - 1] != '/') { len--; }
 

src/synchronization/event.cc

@@ -30,9 +30,9 @@ Event::Reset()
 bool
 Event::Wait(TimeDelta give_up_after, TimeDelta warn_after)
 {
-    MutexLock lock(&mutex_);
+    MutexLock guard(&mutex_);
     bool wait_success =
-        cv_.WaitFor(lock, give_up_after, [&] { return event_status_; });
+        cv_.WaitFor(guard, give_up_after, [&] { return event_status_; });
     if (!wait_success) { return false; }
 
     if (!is_manual_reset_) { event_status_ = false; }