[BSP][Nuclei] Pretty source code

Signed-off-by: Huaqi Fang <578567190@qq.com>

bsp/nuclei/gd32vf103_rvstar/SConscript

@@ -1,14 +1,14 @@
 # for module compiling
 import os
 Import('RTT_ROOT')
+from building import *
 
-cwd = str(Dir('#'))
+cwd = GetCurrentDir()
 objs = []
 list = os.listdir(cwd)
 
 ASFLAGS = ' -I' + cwd
 
-
 for d in list:
     path = os.path.join(cwd, d)
     if os.path.isfile(os.path.join(path, 'SConscript')):

bsp/nuclei/gd32vf103_rvstar/rtconfig.py

@@ -9,13 +9,13 @@ if os.getenv('RTT_CC'):
     CROSS_TOOL = os.getenv('RTT_CC')
 
 if CROSS_TOOL == 'gcc':
-    PLATFORM 	= 'gcc'
-    EXEC_PATH 	= 'D:/Software/Nuclei/gcc/bin'
+    PLATFORM  = 'gcc'
+    EXEC_PATH = 'D:/Software/Nuclei/gcc/bin'
 else:
     print("CROSS_TOOL = {} not yet supported" % CROSS_TOOL)
 
 # if os.getenv('RTT_EXEC_PATH'):
-# 	EXEC_PATH = os.getenv('RTT_EXEC_PATH')
+#     EXEC_PATH = os.getenv('RTT_EXEC_PATH')
 
 BUILD = 'debug'
 # Fixed configurations below