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xtensa-build-zephyr.py: try to rmdir zephyrproject before cloning 

Do not fail when there's only an empty directory left over
because of some early interruption of this script or proxy
misconfiguration, wrong fetch location, etc.

Signed-off-by: Marc Herbert <marc.herbert@intel.com>
This commit is contained in:
Marc Herbert 2022-06-06 19:31:12 +00:00 committed by Liam Girdwood
parent 18c36f7607
commit 46a5de6f49
1 changed files with 14 additions and 0 deletions
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14
scripts/xtensa-build-zephyr.py
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@ -8,6 +8,7 @@ import argparse
import shlex
import subprocess
import pathlib
import errno
import platform
import sys
import shutil
@ -272,6 +273,19 @@ def find_west_workspace():
def create_zephyr_directory():
global west_top
# Do not fail when there's only an empty directory left over
# (because of some early interruption of this script or proxy
# misconfiguration, etc.)
try:
# rmdir() is safe: it deletes empty directories ONLY.
west_top.rmdir()
except OSError as oserr:
if oserr.errno not in [errno.ENOTEMPTY, errno.ENOENT]:
raise oserr
# else when not empty then let the next line fail with a
# _better_ error message:
# "zephyrproject already exists"
west_top.mkdir(mode=511, parents=False, exist_ok=False)
west_top = west_top.resolve(strict=True)