idf.py: Detect symlinks on Windows during fullclean

Closes https://github.com/espressif/esp-idf/issues/3377
This commit is contained in:
Roland Dobai 2019-04-30 09:45:25 +02:00
parent c5f58d11e8
commit 6ccdca5114

View file

@ -327,6 +327,26 @@ def reconfigure(action, args):
_ensure_build_directory(args, True)
def _delete_windows_symlinks(directory):
"""
It deletes symlinks recursively on Windows. It is useful for Python 2 which doesn't detect symlinks on Windows.
"""
deleted_paths = []
if os.name == 'nt':
import ctypes
for root, dirnames, filenames in os.walk(directory):
for d in dirnames:
full_path = os.path.join(root, d)
try:
full_path = full_path.decode('utf-8')
except Exception:
pass
if ctypes.windll.kernel32.GetFileAttributesW(full_path) & 0x0400:
os.rmdir(full_path)
deleted_paths.append(full_path)
return deleted_paths
def fullclean(action, args):
build_dir = args.build_dir
if not os.path.isdir(build_dir):
@ -345,8 +365,16 @@ def fullclean(action, args):
if os.path.exists(red):
raise FatalError("Refusing to automatically delete files in directory containing '%s'. Delete files manually if you're sure." % red)
# OK, delete everything in the build directory...
# Note: Python 2.7 doesn't detect symlinks on Windows (it is supported form 3.2). Tools promising to not
# follow symlinks will actually follow them. Deleting the build directory with symlinks deletes also items
# outside of this directory.
deleted_symlinks = _delete_windows_symlinks(build_dir)
if args.verbose and len(deleted_symlinks) > 1:
print('The following symlinks were identified and removed:\n%s' % "\n".join(deleted_symlinks))
for f in os.listdir(build_dir): # TODO: once we are Python 3 only, this can be os.scandir()
f = os.path.join(build_dir, f)
if args.verbose:
print('Removing: %s' % f)
if os.path.isdir(f):
shutil.rmtree(f)
else: