scripts/kernel.py

   1 import os
   2 import sys
   3 import subprocess
   4 import shutil
   5
   6 from conf import conf
   7 from conf import sf
   8 import exceptions
   9 import utils
  10
  11 def config(cfile):
  12         wd = os.getcwd()
  13         infile = os.path.join(sf(conf.configurations_folder), cfile)
  14         os.chdir(sf(conf.linux_sources))
  15         try:
  16                 utils.callsubprocess('write_config', [sf(conf.write_config), infile],
  17                         conf.kernel_config_output, env=utils.get_kernel_env())
  18         except exceptions.ProcessFailed:
  19                 raise exceptions.ConfigurationError("some configs mismatch")
  20         os.chdir(wd)
  21
  22 #def config_noprogram():
  23 #       # Executing old linux config
  24 #       env = dict(os.environ)
  25 #       wd = os.getcwd()
  26 #       os.chdir(sf(conf.linux_sources))
  27 #       if conf.kernel_config_output:
  28 #               sprc = subprocess.call('yes "" | make oldconfig', shell=True,
  29 #                       env=utils.get_kernel_env())
  30 #       else:
  31 #               sprc = subprocess.call('yes "" | make oldconfig', shell=True,
  32 #                       stdout=subprocess.DEVNULL, env=utils.get_kernel_env())
  33 #       os.chdir(wd)
  34
  35 def make(confhash):
  36         wd = os.getcwd()
  37         os.chdir(sf(conf.linux_sources))
  38         if conf.kernel_make_output:
  39                 subprocess.call(conf.build_command, env=utils.get_kernel_env())
  40         else:
  41                 subprocess.call(conf.build_command, stdout=subprocess.DEVNULL,
  42                                 env=utils.get_kernel_env())
  43         jobimage = os.path.join(sf(conf.build_folder), confhash + '_linux.img')
  44         shutil.move(sf(conf.linux_image), jobimage)
  45         os.chdir(wd)
  46         return confhash + '_linux.img'