Create and enable exporter flag mbed_conf_active for exporters

The mbed_conf_active feature disables configuration macros on the
command line and replaces them with a preinclude header file

Author: theotherjimmy

tools/export/atmelstudio.py

@@ -33,6 +33,8 @@ class AtmelStudio(Exporter):
 
     DOT_IN_RELATIVE_PATH = True
 
+    MBED_CONF_ACTIVE = True
+
     def generate(self):
 
         source_files = []

tools/export/codered.py

@@ -22,6 +22,8 @@ class CodeRed(Exporter):
     NAME = 'CodeRed'
     TOOLCHAIN = 'GCC_CR'
 
+    MBED_CONF_ACTIVE = True
+
     TARGETS = [
         'LPC1768',
         'LPC4088',

tools/export/emblocks.py

@@ -31,6 +31,8 @@ class IntermediateFile(Exporter):
     # we support all GCC targets (is handled on IDE side)
     TARGETS = gccTargets
 
+    MBED_CONF_ACTIVE = True
+
     FILE_TYPES = {
         'headers': 'h',
         'c_sources': 'c',

tools/export/exporters.py

@@ -171,12 +171,15 @@ def scan_and_copy_resources(self, prj_paths, trg_path, relative=False):
         # Loads the resources into the config system which might expand/modify resources based on config data
         self.resources = config.load_resources(resources)
 
-        # And add the configuration macros to the toolchain
-        self.config_macros = config.get_config_data_macros()
 
-        # Add the configuration file to the target directory
-        self.config_header =  "mbed_conf.h"
-        config.get_config_data_header(join(trg_path, self.config_header))
+        if hasattr(self, "MBED_CONF_ACTIVE") and self.MBED_CONF_ACTIVE :
+            # Add the configuration file to the target directory
+            self.config_header = "mbed_conf.h"
+            config.get_config_data_header(join(trg_path, self.config_header))
+            self.config_macros = []
+        else :
+            # And add the configuration macros to the toolchain
+            self.config_macros = config.get_config_data_macros()
         # Check the existence of a binary build of the mbed library for the desired target
         # This prevents exporting the mbed libraries from source
         # if not self.toolchain.mbed_libs:

tools/export/gccarm.py

@@ -121,6 +121,8 @@ class GccArm(Exporter):
 
     DOT_IN_RELATIVE_PATH = True
 
+    MBED_CONF_ACTIVE = True
+
     def generate(self):
         # "make" wants Unix paths
         self.resources.win_to_unix()

tools/export/iar.py

@@ -33,6 +33,8 @@ class IAREmbeddedWorkbench(Exporter):
     # PROGEN_ACTIVE contains information for exporter scripts that this is using progen
     PROGEN_ACTIVE = True
 
+    MBED_CONF_ACTIVE = True
+
     # backward compatibility with our scripts
     TARGETS = []
     for target in TARGET_NAMES:

tools/export/simplicityv3.py

@@ -101,6 +101,8 @@ class SimplicityV3(Exporter):
 
     DOT_IN_RELATIVE_PATH = False
 
+    MBED_CONF_ACTIVE = True
+
     orderedPaths = Folder("Root")
 
     def check_and_add_path(self, path):

tools/export/uvision4.py

@@ -34,6 +34,8 @@ class Uvision4(Exporter):
     # PROGEN_ACTIVE contains information for exporter scripts that this is using progen
     PROGEN_ACTIVE = True
 
+    MBED_CONF_ACTIVE = True
+
     # backward compatibility with our scripts
     TARGETS = []
     for target in TARGET_NAMES:

tools/export/uvision5.py

@@ -34,6 +34,8 @@ class Uvision5(Exporter):
     # PROGEN_ACTIVE contains information for exporter scripts that this is using progen
     PROGEN_ACTIVE = True
 
+    MBED_CONF_ACTIVE = True
+
     # backward compatibility with our scripts
     TARGETS = []
     for target in TARGET_NAMES: