feat(Ubiquitous/RT_Thread): port micropython on RT-Thread for aiit-board

Ubiquitous/RT_Thread/micropython/SConscript

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+from building import *
+import rtconfig
+
+# get current directory
+cwd     = GetCurrentDir()
+# The set of source files associated with this SConscript file.
+src     = Glob('py/*.c')
+src    += Glob('lib/mp-readline/*.c')
+src    += Glob('lib/utils/*.c')
+src    += Glob('extmod/*.c')
+src    += Glob('port/*.c')
+src    += Glob('port/modules/*.c')
+src    += Glob('port/modules/machine/*.c')
+src    += Glob('port/modules/user/*.c')
+src    += Glob('lib/netutils/*.c')
+src    += Glob('lib/timeutils/*.c')
+src    += Glob('drivers/bus/*.c')
+src    += Glob('port/native/*.c')
+
+path    = [cwd + '/']
+path   += [cwd + '/port']
+path   += [cwd + '/port/modules']
+path   += [cwd + '/port/modules/machine']
+
+LOCAL_CCFLAGS = ''
+
+if rtconfig.CROSS_TOOL == 'gcc':
+    LOCAL_CCFLAGS += ' -std=gnu99'
+elif rtconfig.CROSS_TOOL == 'keil':
+    LOCAL_CCFLAGS += ' --c99 --gnu'
+
+group = DefineGroup('MicroPython', src, depend = ['PKG_USING_MICROPYTHON'], CPPPATH = path, LOCAL_CCFLAGS = LOCAL_CCFLAGS)
+
+Return('group')