[GitHub] [nifi-minifi-cpp] adamdebreceni commented on a diff in pull request #1576: MINIFICPP-2121 - Use std::atomic_flag instead of semaphore

["adamdebreceni (via GitHub)" <gi...@apache.org>]

adamdebreceni commented on code in PR #1576:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1576#discussion_r1221672759


##########
minifi_main/MiNiFiMain.cpp:
##########
@@ -91,27 +90,26 @@ static sem_t *process_running;
 
 #ifdef WIN32
 BOOL WINAPI consoleSignalHandler(DWORD signal) {
-  if (!process_running) { exit(0); return TRUE; }
+  if (!process_running.test()) { exit(0); return TRUE; }
   if (signal == CTRL_C_EVENT || signal == CTRL_BREAK_EVENT) {
-    int ret = ETIMEDOUT;
-    while (ret == ETIMEDOUT) {
-      if (flow_controller_running) { sem_post(flow_controller_running); }
-      const struct timespec timeout_100ms { .tv_sec = 0, .tv_nsec = 100000000};
-      ret = sem_timedwait(process_running, &timeout_100ms);
-    }
+    flow_controller_running.clear();
+    flow_controller_running.notify_all();
+    process_running.wait(false);

Review Comment:
   good catch, indeed that seems to be the case



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