Official mbed Real Time Operating System based on the RTX implementation of the CMSIS-RTOS API open standard.

Dependents:   Assignment_3__Embedded_Software

Fork of mbed-rtos by mbed official

Revision:
8:88a1a9c26ae3
Parent:
6:350b53afb889
Child:
35:b8555a5966f6
--- a/rtos/Mutex.cpp	Fri Nov 23 10:16:38 2012 +0000
+++ b/rtos/Mutex.cpp	Tue Nov 27 16:55:38 2012 +0000
@@ -1,35 +1,56 @@
-#include "Mutex.h"
-
-#include <string.h>
-#include "error.h"
-
-namespace rtos {
-
-Mutex::Mutex() {
-#ifdef CMSIS_OS_RTX
-    memset(_mutex_data, 0, sizeof(_mutex_data));
-    _osMutexDef.mutex = _mutex_data;
-#endif
-    _osMutexId = osMutexCreate(&_osMutexDef);
-    if (_osMutexId == NULL) {
-        error("Error initializing the mutex object\n");
-    }
-}
-
-osStatus Mutex::lock(uint32_t millisec) {
-    return osMutexWait(_osMutexId, millisec);
-}
-
-bool Mutex::trylock() {
-    return (osMutexWait(_osMutexId, 0) == osOK);
-}
-
-osStatus Mutex::unlock() {
-    return osMutexRelease(_osMutexId);
-}
-
-Mutex::~Mutex() {
-    osMutexDelete(_osMutexId);
-}
-
-}
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "Mutex.h"
+
+#include <string.h>
+#include "error.h"
+
+namespace rtos {
+
+Mutex::Mutex() {
+#ifdef CMSIS_OS_RTX
+    memset(_mutex_data, 0, sizeof(_mutex_data));
+    _osMutexDef.mutex = _mutex_data;
+#endif
+    _osMutexId = osMutexCreate(&_osMutexDef);
+    if (_osMutexId == NULL) {
+        error("Error initializing the mutex object\n");
+    }
+}
+
+osStatus Mutex::lock(uint32_t millisec) {
+    return osMutexWait(_osMutexId, millisec);
+}
+
+bool Mutex::trylock() {
+    return (osMutexWait(_osMutexId, 0) == osOK);
+}
+
+osStatus Mutex::unlock() {
+    return osMutexRelease(_osMutexId);
+}
+
+Mutex::~Mutex() {
+    osMutexDelete(_osMutexId);
+}
+
+}