scripts/utils.py

   1 import os
   2 import sys
   3 from conf import conf
   4 from conf import sf
   5 from exceptions import MissingFile
   6
   7 def build_symbol_map():
   8         """Generates global variable smap from symbol_map_file.
   9         When file not exists, MissingFile exception is raised.
  10         """
  11         global smap
  12         try:
  13                 smap
  14         except NameError:
  15                 # Check if symbol_map_file exist
  16                 if not os.path.isfile(sf(conf.symbol_map_file)):
  17                         raise MissingFile(sf(conf.symbol_map_file), "Run parse_kconfig to generate it.")
  18
  19                 smap = dict()
  20                 with open(sf(conf.symbol_map_file)) as f:
  21                         for lnn in f:
  22                                 w = lnn.rstrip().split(sep=':')
  23                                 smap[w[0]] = w[1]
  24
  25 def get_kernel_env():
  26         env = dict(os.environ)
  27         env['SRCARCH'] = conf.SRCARCH
  28         env['ARCH'] = conf.ARCH
  29         env['KERNELVERSION'] = 'KERNELVERSION' # hides error
  30         return env