[build tools] Added proper namespace for features

per @bogdanm

tools/config.py

@@ -249,20 +249,20 @@ class Config:
             # If the label is defined by the target or it has the special value "*", process the overrides
             if (label == '*') or (label in self.target_labels):
                 # Parse out features
-                if 'features' in overrides:
+                if 'target.features' in overrides:
-                    features = overrides['features']
+                    features = overrides['target.features']
-                    self.remove_features(list(set(self.added_features) - set(features)))
+                    self.remove_features(self.added_features - set(features))
                     self.add_features(features)
                     self.removed_unecessary_features = True
-                    del overrides['features']
+                    del overrides['target.features']
 
-                if 'features_add' in overrides:
+                if 'target.features_add' in overrides:
-                    self.add_features(overrides['features_add'])
+                    self.add_features(overrides['target.features_add'])
-                    del overrides['features_add']
+                    del overrides['target.features_add']
 
-                if 'features_remove' in overrides:
+                if 'target.features_remove' in overrides:
-                    self.remove_features(overrides['features_remove'])
+                    self.remove_features(overrides['target.features_remove'])
-                    del overrides['features_remove']
+                    del overrides['target.features_remove']
 
                 # Consider the others as overrides
                 for name, v in overrides.items():

tools/test/config_test/test21/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features": ["IPV4", "IPV6"]
+            "target.features": ["IPV4", "IPV6"]
         }
     }
 }

tools/test/config_test/test22/lib1/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib1",
     "target_overrides": {
         "*": {
-            "features_add": ["IPV4"]
+            "target.features_add": ["IPV4"]
         }
     }
 }

tools/test/config_test/test22/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features_add": ["IPV6"]
+            "target.features_add": ["IPV6"]
         }
     }
 }

tools/test/config_test/test23/lib1/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib1",
     "target_overrides": {
         "*": {
-            "features_add": ["IPV4"]
+            "target.features_add": ["IPV4"]
         }
     }
 }

tools/test/config_test/test23/lib2/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib2",
     "target_overrides": {
         "*": {
-            "features_remove": ["IPV4"]
+            "target.features_remove": ["IPV4"]
         }
     }
 }

tools/test/config_test/test23/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features_add": ["IPV6"]
+            "target.features_add": ["IPV6"]
         }
     }
 }

tools/test/config_test/test24/FEATURE_IPV4/lib1/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib1",
     "target_overrides": {
         "*": {
-            "features_add": ["IPV6"]
+            "target.features_add": ["IPV6"]
         }
     }
 }

tools/test/config_test/test24/FEATURE_IPV6/lib2/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib2",
     "target_overrides": {
         "*": {
-            "features_add": ["UVISOR"]
+            "target.features_add": ["UVISOR"]
         }
     }
 }

tools/test/config_test/test24/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features_add": ["IPV4"]
+            "target.features_add": ["IPV4"]
         }
     }
 }

tools/test/config_test/test25/FEATURE_IPV6/FEATURE_IPV4/lib1/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib1",
     "target_overrides": {
         "*": {
-            "features_add": ["IPV6"]
+            "target.features_add": ["IPV6"]
         }
     }
 }

tools/test/config_test/test25/FEATURE_IPV6/lib2/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib2",
     "target_overrides": {
         "*": {
-            "features_add": ["UVISOR"]
+            "target.features_add": ["UVISOR"]
         }
     }
 }

tools/test/config_test/test25/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features": ["IPV4", "IPV6"]
+            "target.features": ["IPV4", "IPV6"]
         }
     }
 }

tools/test/config_test/test26/FEATURE_IPV4/lib1/mbed_lib.json

@@ -2,7 +2,7 @@
     "name": "lib1",
     "target_overrides": {
         "*": {
-            "features_add": ["IPV6"]
+            "target.features_add": ["IPV6"]
         }
     }
 }

tools/test/config_test/test26/mbed_app.json

@@ -1,7 +1,7 @@
 {
     "target_overrides": {
         "*": {
-            "features_add": ["IPV4"],
+            "target.features_add": ["IPV4"],
             "lib2.test": "GOOD"
         }
     }