message: Add test case for attach-by-pid from different cwd
  This was failing on FreeBSD prior to r312430.
  Patch by Vignesh Balu.
diff: @@ -8,6 +8,7 @@ from __future__ import print_function
  import os
  import time
  import lldb
  +import shutil
  from lldbsuite.test.decorators import *
  from lldbsuite.test.lldbtest import *
  from lldbsuite.test import lldbutil
  @@ -38,6 +39,29 @@ class ProcessAttachTestCase(TestBase):
  process = target.GetProcess()
  self.assertTrue(process, PROCESS_IS_VALID)
  + def test_attach_to_process_from_different_dir_by_id(self):
  + """Test attach by process id"""
  + try:
  + os.mkdir(os.path.join(os.getcwd(),'newdir'))
  + except OSError, e:
  + if e.errno != os.errno.EEXIST:
  + raise
  + self.buildProgram('main.cpp',os.path.join(os.getcwd(),'newdir','proc_attach'))
  + exe = os.path.join('.','newdir','proc_attach')
  + self.addTearDownHook(lambda: shutil.rmtree(os.path.join(os.getcwd())))
  +
  + # Spawn a new process
  + popen = self.spawnSubprocess(exe)
  + self.addTearDownHook(self.cleanupSubprocesses)
  +
  + os.chdir('newdir')
  + self.runCmd("process attach -p " + str(popen.pid))
  +
  + target = self.dbg.GetSelectedTarget()
  +
  + process = target.GetProcess()
  + self.assertTrue(process, PROCESS_IS_VALID)
  +
  def test_attach_to_process_by_name(self):
  """Test attach by process name"""
  self.build()
  