Review comments: Re-implemented utest_printf to use RawSerial.

Re-implemented utest_safe_putc() to use Rawserial.
Minor cosmetic changes.

frameworks/utest/source/case.cpp

@@ -17,6 +17,7 @@
  */
 
  #include "utest/case.h"
+ #include "utest/utest_serial.h"
 
 using namespace utest::v1;
 

frameworks/utest/source/default_handlers.cpp

@@ -19,7 +19,7 @@
 #include "utest/default_handlers.h"
 #include "utest/case.h"
 #include "utest/stack_trace.h"
-
+#include "utest/utest_serial.h"
 
 using namespace utest::v1;
 

frameworks/utest/source/greentea_handlers.cpp

@@ -20,6 +20,7 @@
 #include "utest/case.h"
 #include "greentea-client/test_env.h"
 #include "utest/stack_trace.h"
+#include "utest/utest_serial.h"
 
 using namespace utest::v1;
 

frameworks/utest/source/harness.cpp

@@ -18,6 +18,7 @@
 
 #include "utest/harness.h"
 #include "utest/stack_trace.h"
+#include "utest/utest_serial.h"
 
 #include <stdlib.h>
 

frameworks/utest/source/shim.cpp

@@ -124,20 +124,6 @@ static int32_t utest_us_ticker_run()
     return 0;
 }
 
-int utest_printf(char *str, ...)
-{
-    volatile uint32_t primask = __get_PRIMASK();\
-    if ( (primask & 0x1) == 0){ \
-        va_list vargs;
-    
-        va_start(vargs, str);
-        vprintf(str, vargs);
-        va_end(vargs);
-    }
-
-    return 0;
-}    
-
 
 extern "C" {
 static const utest_v1_scheduler_t utest_v1_scheduler =

frameworks/utest/source/stack_trace.cpp

@@ -21,8 +21,7 @@
 #include "utest.h"
 #include "unity.h"
 #include "utest/stack_trace.h"
-
+#include "utest/utest_serial.h"
-#include <stdio.h>
 
 using namespace utest::v1;
 

frameworks/utest/source/unity_handler.cpp

@@ -19,7 +19,7 @@
 #include "utest/harness.h"
 #include "utest/stack_trace.h"
 #include "utest/unity_handler.h"
-
+#include "utest/utest_serial.h"
 
 void utest_unity_assert_failure(void)
 {
@@ -35,11 +35,7 @@ void utest_unity_ignore_failure(void)
 
 void utest_safe_putc(int chr)
 {
-    volatile uint32_t primask = __get_PRIMASK();
+    utest_serial.putc(chr);
-    if ( (primask & 0x1) == 0){ 
-        (void)putchar(chr);
-    }
-
 }    
 
 

frameworks/utest/source/utest_serial.cpp

@@ -0,0 +1,28 @@
+/****************************************************************************
+ * Copyright (c) 2015, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ ****************************************************************************
+ */
+
+#include "utest/utest_serial.h"
+
+RawSerial utest_serial(USBTX, USBRX);
+
+void utest_safe_putc(int chr)
+{
+    utest_serial.putc(chr);
+}    
+
+

frameworks/utest/utest/shim.h

@@ -76,7 +76,6 @@ extern "C" {
 /// must be implemented by the port
 void utest_v1_enter_critical_section(void);
 void utest_v1_leave_critical_section(void);
-int utest_printf(char *str, ...);
 
 /// This is the default scheduler implementation used by the harness.
 utest_v1_scheduler_t utest_v1_get_scheduler(void);

frameworks/utest/utest/unity_handler.h

@@ -20,8 +20,6 @@
 #define UTEST_UNITY_ASSERT_FAILURE_H
 
 #include <stdint.h>
-#include <stdio.h>
-#include "cmsis.h"
 
 #ifdef __cplusplus
 extern "C" {

frameworks/utest/utest/utest.h

@@ -23,6 +23,6 @@
 #include "case.h"
 #include "default_handlers.h"
 #include "harness.h"
-
+#include "utest/utest_serial.h"
 
 #endif // UTEST_H

frameworks/utest/utest/utest_serial.h

@@ -0,0 +1,28 @@
+/****************************************************************************
+ * Copyright (c) 2016, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ ****************************************************************************
+ */
+
+#ifndef UTEST_SERIAL_H
+#define UTEST_SERIAL_H
+
+#include "mbed.h"
+
+extern RawSerial utest_serial;
+
+#define utest_printf(...) utest_serial.printf(__VA_ARGS__)
+
+#endif // UTEST_SERIAL_H