Move RTX error handlers into RTX handler file

Move the RTX error handlers out of mbed_retarget.cpp and into an the
dedicated RTX handler file.

platform/mbed_retarget.cpp

@@ -978,72 +978,3 @@ void operator delete[](void *ptr)
         free(ptr);
     }
 }
-
-#if defined(MBED_CONF_RTOS_PRESENT) && defined(MBED_TRAP_ERRORS_ENABLED) && MBED_TRAP_ERRORS_ENABLED
-
-static const char* error_msg(int32_t status)
-{
-    switch (status) {
-    case osError:
-        return "Unspecified RTOS error";
-    case osErrorTimeout:
-        return "Operation not completed within the timeout period";
-    case osErrorResource:
-        return "Resource not available";
-    case osErrorParameter:
-        return "Parameter error";
-    case osErrorNoMemory:
-        return "System is out of memory";
-    case osErrorISR:
-        return "Not allowed in ISR context";
-    default:
-        return "Unknown";
-    }
-}
-
-extern "C" void EvrRtxKernelError (int32_t status)
-{
-    error("Kernel error %i: %s\r\n", status, error_msg(status));
-}
-
-extern "C" void EvrRtxThreadError (osThreadId_t thread_id, int32_t status)
-{
-    error("Thread %p error %i: %s\r\n", thread_id, status, error_msg(status));
-}
-
-extern "C" void EvrRtxTimerError (osTimerId_t timer_id, int32_t status)
-{
-    error("Timer %p error %i: %s\r\n", timer_id, status, error_msg(status));
-}
-
-extern "C" void EvrRtxEventFlagsError (osEventFlagsId_t ef_id, int32_t status)
-{
-    error("Event %p error %i: %s\r\n", ef_id, status, error_msg(status));
-}
-
-extern "C" void EvrRtxMutexError (osMutexId_t mutex_id, int32_t status)
-{
-    error("Mutex %p error %i: %s\r\n", mutex_id, status, error_msg(status));
-}
-
-extern "C" void EvrRtxSemaphoreError (osSemaphoreId_t semaphore_id, int32_t status)
-{
-    // Ignore semaphore overflow, the count will saturate with a returned error
-    if (status == osRtxErrorSemaphoreCountLimit) {
-        return;
-    }
-
-    error("Semaphore %p error %i\r\n", semaphore_id, status);
-}
-
-extern "C" void EvrRtxMemoryPoolError (osMemoryPoolId_t mp_id, int32_t status)
-{
-    error("Memory Pool %p error %i\r\n", mp_id, status);
-}
-
-extern "C" void EvrRtxMessageQueueError (osMessageQueueId_t mq_id, int32_t status)
-{
-    error("Message Queue %p error %i\r\n", mq_id, status);
-}
-
-#endif

rtos/rtx5/mbed_rtx_handlers.c

@@ -16,6 +16,7 @@
 
 #include "cmsis_compiler.h"
 #include "rtx_os.h"
+#include "rtx_evr.h"
 #include "mbed_rtx.h"
 #include "mbed_error.h"
 
@@ -66,3 +67,72 @@ __NO_RETURN uint32_t osRtxErrorNotify (uint32_t code, void *object_id)
     /* That shouldn't be reached */
     for (;;) {}
 }
+
+#if defined(MBED_TRAP_ERRORS_ENABLED) && MBED_TRAP_ERRORS_ENABLED
+
+static const char* error_msg(int32_t status)
+{
+    switch (status) {
+    case osError:
+        return "Unspecified RTOS error";
+    case osErrorTimeout:
+        return "Operation not completed within the timeout period";
+    case osErrorResource:
+        return "Resource not available";
+    case osErrorParameter:
+        return "Parameter error";
+    case osErrorNoMemory:
+        return "System is out of memory";
+    case osErrorISR:
+        return "Not allowed in ISR context";
+    default:
+        return "Unknown";
+    }
+}
+
+void EvrRtxKernelError (int32_t status)
+{
+    error("Kernel error %i: %s\r\n", status, error_msg(status));
+}
+
+void EvrRtxThreadError (osThreadId_t thread_id, int32_t status)
+{
+    error("Thread %p error %i: %s\r\n", thread_id, status, error_msg(status));
+}
+
+void EvrRtxTimerError (osTimerId_t timer_id, int32_t status)
+{
+    error("Timer %p error %i: %s\r\n", timer_id, status, error_msg(status));
+}
+
+void EvrRtxEventFlagsError (osEventFlagsId_t ef_id, int32_t status)
+{
+    error("Event %p error %i: %s\r\n", ef_id, status, error_msg(status));
+}
+
+void EvrRtxMutexError (osMutexId_t mutex_id, int32_t status)
+{
+    error("Mutex %p error %i: %s\r\n", mutex_id, status, error_msg(status));
+}
+
+void EvrRtxSemaphoreError (osSemaphoreId_t semaphore_id, int32_t status)
+{
+    // Ignore semaphore overflow, the count will saturate with a returned error
+    if (status == osRtxErrorSemaphoreCountLimit) {
+        return;
+    }
+
+    error("Semaphore %p error %i\r\n", semaphore_id, status);
+}
+
+void EvrRtxMemoryPoolError (osMemoryPoolId_t mp_id, int32_t status)
+{
+    error("Memory Pool %p error %i\r\n", mp_id, status);
+}
+
+void EvrRtxMessageQueueError (osMessageQueueId_t mq_id, int32_t status)
+{
+    error("Message Queue %p error %i\r\n", mq_id, status);
+}
+
+#endif