def _ExtractImportantEnvironment(output_of_set):
 envvars_to_save = ('goma_.*', 'include', 'lib', 'libpath', 'path', 'pathext', 'systemroot', 'temp', 'tmp')
 env = {}
 for line in output_of_set.splitlines():
  for envvar in envvars_to_save:
   if re.match((envvar + '='), line.lower()):
    (var, setting) = line.split('=', 1)
    if (envvar == 'path'):
     setting = ((os.path.dirname(sys.executable) + os.pathsep) + setting)
    env[var.upper()] = setting
    break
 for required in ('SYSTEMROOT', 'TEMP', 'TMP'):
  if (required not in env):
   raise Exception(('Environment variable "%s" required to be set to valid path' % required))
 return env

def _ExtractImportantEnvironment ( output_of_set ) : envvars_to_save = ( 'goma_.*' , 'include' , 'lib' , 'libpath' , 'path' , 'pathext' , 'systemroot' , 'temp' , 'tmp' ) env = { } for line in output_of_set . splitlines ( ) : for envvar in envvars_to_save : if re . match ( ( envvar + '=' ) , line . lower ( ) ) : ( var , setting ) = line . split ( '=' , 1 ) if ( envvar == 'path' ) : setting = ( ( os . path . dirname ( sys . executable ) + os . pathsep ) + setting ) env [ var . upper ( ) ] = setting break for required in ( 'SYSTEMROOT' , 'TEMP' , 'TMP' ) : if ( required not in env ) : raise Exception ( ( 'Environment variable "%s" required to be set to valid path' % required ) ) return env
extracts environment variables required for the toolchain to run from a textual dump output by the cmd .