Switch to = style for preincludes

relpaces the --preinclude mbed_config.h with --preinclude=mbed_config.h

Author: theotherjimmy

tools/toolchains/arm.py

@@ -115,7 +115,7 @@ def get_dep_option(self, object):
         return ["--depend", dep_path]
 
     def get_config_option(self, config_header) :
-        return ['--preinclude', config_header]
+        return ['--preinclude=' + config_header]
 
     def get_compile_options(self, defines, includes):        
         opts = ['-D%s' % d for d in defines] + ['--via', self.get_inc_file(includes)]

tools/toolchains/iar.py

@@ -127,7 +127,7 @@ def cc_extra(self, object):
         return ["-l", base + '.s.txt']
 
     def get_config_option(self, config_header):
-        return ['--preinclude', config_header]
+        return ['--preinclude=' + config_header]
 
     def get_compile_options(self, defines, includes, for_asm=False):
         opts = ['-f', self.get_inc_file(includes)]