support/testing/infra/builder.py

   1 import os
   2 import shutil
   3 import subprocess
   4
   5 import infra
   6
   7 class Builder(object):
   8     def __init__(self, config, builddir, logtofile):
   9         self.config = config
  10         self.builddir = builddir
  11         self.logfile = infra.open_log_file(builddir, "build", logtofile)
  12
  13     def build(self):
  14         if not os.path.isdir(self.builddir):
  15             os.makedirs(self.builddir)
  16
  17         config_file = os.path.join(self.builddir, ".config")
  18         with open(config_file, "w+") as cf:
  19             cf.write(self.config)
  20         # dump the defconfig to the logfile for easy debugging
  21         self.logfile.write("> start defconfig\n" + self.config +
  22                            "> end defconfig\n")
  23         self.logfile.flush()
  24
  25         cmd = ["make",
  26                "O={}".format(self.builddir),
  27                "olddefconfig"]
  28         ret = subprocess.call(cmd, stdout=self.logfile, stderr=self.logfile)
  29         if ret != 0:
  30             raise SystemError("Cannot olddefconfig")
  31
  32         cmd = ["make", "-C", self.builddir]
  33         ret = subprocess.call(cmd, stdout=self.logfile, stderr=self.logfile)
  34         if ret != 0:
  35             raise SystemError("Build failed")
  36
  37         open(self.stamp_path(), 'a').close()
  38
  39     def stamp_path(self):
  40         return os.path.join(self.builddir, "build-done")
  41
  42     def is_finished(self):
  43         return os.path.exists(self.stamp_path())
  44
  45     def delete(self):
  46         if os.path.exists(self.builddir):
  47             shutil.rmtree(self.builddir)