Thijs Sillen / mbed-rtos-stm32f411-nucleo-blink-led

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Diff: rtos/Semaphore.cpp

Revision:
6:350b53afb889
Child:
8:88a1a9c26ae3
diff -r 9654a71f5a90 -r 350b53afb889 rtos/Semaphore.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rtos/Semaphore.cpp	Fri Nov 23 09:57:31 2012 +0000
@@ -0,0 +1,28 @@
+#include "Semaphore.h"
+
+#include <string.h>
+#include "error.h"
+
+namespace rtos {
+
+Semaphore::Semaphore(int32_t count) {
+#ifdef CMSIS_OS_RTX
+    memset(_semaphore_data, 0, sizeof(_semaphore_data));
+    _osSemaphoreDef.semaphore = _semaphore_data;
+#endif
+    _osSemaphoreId = osSemaphoreCreate(&_osSemaphoreDef, count);
+}
+
+int32_t Semaphore::wait(uint32_t millisec) {
+    return osSemaphoreWait(_osSemaphoreId, millisec);
+}
+
+osStatus Semaphore::release(void) {
+    return osSemaphoreRelease(_osSemaphoreId);
+}
+
+Semaphore::~Semaphore() {
+    osSemaphoreDelete(_osSemaphoreId);
+}
+
+}