Merge commit 'ba782a8fafdc8fd6a3d9301bd4f64e4f11616951' into nanostack_release_14_0_0_to_5_15

* commit 'ba782a8fafdc8fd6a3d9301bd4f64e4f11616951':
  Squashed 'features/frameworks/mbed-trace/' changes from b98f6a9050..425669d6b1

features/frameworks/mbed-trace/README.md

@@ -58,6 +58,7 @@ The purpose of the library is to provide a light, simple and general tracing sol
 
 ### Enabling the tracing API in mbed OS 5
 
+* Add the feature COMMON_PAL into the build
 * Set `MBED_CONF_MBED_TRACE_ENABLE` to 1 or true
 
 To do so, add the following to your mbed_app.json:
@@ -66,6 +67,7 @@ To do so, add the following to your mbed_app.json:
 {
     "target_overrides": {
         "*": {
+            "target.features_add": ["COMMON_PAL"],
             "mbed-trace.enable": 1
         }
     }

features/frameworks/mbed-trace/mbed-trace/ns_trace.h

@@ -0,0 +1,37 @@
+// ----------------------------------------------------------------------------
+// Copyright 2015-2021 Pelion.
+//
+// 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.
+// ----------------------------------------------------------------------------
+
+/**
+ * \file ns_trace.h
+ * Trace interface abstraction for NanoStack library as well as application.
+ *
+ * This file was moved to this library for legacy compatibility
+ * Actual used trace library is mbed-trace. For usage details check mbed_trace.h.
+ *
+ */
+#ifndef NS_TRACE_H_
+#define NS_TRACE_H_
+
+#if defined(HAVE_DEBUG) && !defined(FEA_TRACE_SUPPORT)
+#define FEA_TRACE_SUPPORT
+#endif
+
+#include "ns_types.h"
+#include "mbed-trace/mbed_trace.h"
+
+#endif /* NS_TRACE_H_ */

features/frameworks/mbed-trace/mbed_lib.json

@@ -14,15 +14,7 @@
         "fea-ipv6": {
             "help": "Used to globally disable ipv6 tracing features.",
             "value": null
-        },
-        "allocator": {
-            "value": "malloc",
-            "macro_name": "MEM_ALLOC"
-        },
-        "deallocator": {
-            "value": "free",
-            "macro_name": "MEM_FREE"
         }
 
-    }
+    }    
 }

features/frameworks/mbed-trace/source/mbed_trace.c

@@ -202,6 +202,7 @@ void mbed_trace_free(void)
     m_trace.line_length = DEFAULT_TRACE_LINE_LENGTH;
     m_trace.tmp_data = 0;
     m_trace.tmp_data_length = DEFAULT_TRACE_TMP_LINE_LEN;
+    m_trace.tmp_data_ptr = 0;
     m_trace.prefix_f = 0;
     m_trace.suffix_f = 0;
     m_trace.printf  = mbed_trace_default_print;