scriptutils.py: Add check before deleting path

Add a check before deleting path when using recipetool commands to avoid the following type of errors:

Traceback (most recent call last):
   File "<workdir>/sources/core/scripts/lib/scriptutils.py", line 218, in fetch_url
    shutil.rmtree(path)
  File "/usr/local/lib/python3.7/shutil.py", line 476, in rmtree
    onerror(os.lstat, path, sys.exc_info())
  File "/usr/local/lib/python3.7/shutil.py", line 474, in rmtree
    orig_st = os.lstat(path)
FileNotFoundError: [Errno 2] No such file or directory: '<workdir>/build/tmp/work/recipetool-usg7o81n/work/recipe-sysroot'
ERROR: Command 'script -e -q -c "recipetool --color=always create --devtool -o /tmp/devtool5sq_op37 'file:///<SRCTREE>'  -x <workdir>/build/workspace/sources/devtoolsrcxc1b9zjq -N test" /dev/null' failed

(From OE-Core rev: a21d3d8f6da9fbb71f484343244cc3a63a346337)

Signed-off-by: Sai Hari Chandana Kalluri <chandana.kalluri@xilinx.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit b6aa8b47e023004ffd6958d1cec18c2d9c95d77b)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/scripts/lib/scriptutils.py b/scripts/lib/scriptutils.py
index f92255d8dc..3164171eb2 100644
--- a/scripts/lib/scriptutils.py
+++ b/scripts/lib/scriptutils.py
@@ -215,7 +215,8 @@ def fetch_url(tinfoil, srcuri, srcrev, destdir, logger, preserve_tmp=False, mirr
                 pathvars = ['T', 'RECIPE_SYSROOT', 'RECIPE_SYSROOT_NATIVE']
                 for pathvar in pathvars:
                     path = rd.getVar(pathvar)
-                    shutil.rmtree(path)
+                    if os.path.exists(path):
+                        shutil.rmtree(path)
         finally:
             if fetchrecipe:
                 try: