Retry lock when failed and portMAX_DELAY

2021-06-17 14:37:13 +02:00
parent e46e0dd33b
commit a504262f39
1 changed files with 6 additions and 1 deletions
--- a/src/lockhelper.h
+++ b/src/lockhelper.h
@ -16,7 +16,12 @@ public:
    LockHelper(SemaphoreHandle_t xMutex, TickType_t xTicksToWait = portMAX_DELAY) :
        m_xMutex{xMutex},
        m_locked{xSemaphoreTake(m_xMutex, xTicksToWait) == pdPASS}
-    {}
+    {
+        if (m_xMutex &&
+            xTicksToWait == portMAX_DELAY &&
+            !m_locked)
+            while (!lock(xTicksToWait));
+    }

    ~LockHelper()
    {