oeqa/buildtools-cases: Allow bitbake time to shutdown
bitbake may still be shutting down when the UI exits. Wait for the lock
to disappear before trying to delete the directory to avoid errors.
Traceback (most recent call last):
File "/home/pokybuild/yocto-worker/buildtools/build/meta/lib/oeqa/sdk/buildtools-cases/build.py", line 23, in test_libc
self._run('. %s/oe-init-build-env %s && bitbake virtual/libc' % (corebase, testdir))
File "/usr/lib64/python3.7/tempfile.py", line 807, in __exit__
self.cleanup()
File "/usr/lib64/python3.7/tempfile.py", line 811, in cleanup
_shutil.rmtree(self.name)
File "/usr/lib64/python3.7/shutil.py", line 494, in rmtree
_rmtree_safe_fd(fd, path, onerror)
File "/usr/lib64/python3.7/shutil.py", line 452, in _rmtree_safe_fd
onerror(os.unlink, fullname, sys.exc_info())
File "/usr/lib64/python3.7/shutil.py", line 450, in _rmtree_safe_fd
os.unlink(entry.name, dir_fd=topfd)
FileNotFoundError: [Errno 2] No such file or directory: 'bitbake.sock'
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
