def cleanDirectory( directory ):
EmergeDebug.debug("clean directory %s" % directory, 1)
if ( os.path.exists( directory ) ):
for root, dirs, files in os.walk( directory, topdown=False):
for name in files:
if not OsUtils.rm(os.path.join(root, name), True):
EmergeDebug.die("couldn't delete file %s\n ( %s )" % (name, os.path.join(root, name)))
for name in dirs:
if not OsUtils.rmDir(os.path.join(root, name), True):
EmergeDebug.die("couldn't delete directory %s\n( %s )" % (name, os.path.join(root, name)))
else:
os.makedirs( directory )
def copyFile(src, dest,linkOnly = emergeSettings.getboolean("General", "UseHardlinks", False)):
""" copy file from src to dest"""
EmergeDebug.debug("copy file from %s to %s" % (src, dest), 2)
destDir = os.path.dirname( dest )
if not os.path.exists( destDir ):
os.makedirs( destDir )
if os.path.exists( dest ):
EmergeDebug.warning("Overriding %s" % dest)
OsUtils.rm( dest, True )
if linkOnly:
try:
os.link( src , dest )
return True
except:
EmergeDebug.warning("Failed to create hardlink %s for %s" % (dest, src))
shutil.copy(src,dest)
return True
def unmergeFileList(rootdir, fileList, forced=False):
""" delete files in the fileList if has matches or forced is True """
for filename, filehash in fileList:
fullPath = os.path.join(rootdir, os.path.normcase( filename))
if os.path.isfile(fullPath):
algorithm = EmergeHash.HashAlgorithm.getAlgorithmFromPrefix(filehash)
if not algorithm:
currentHash = EmergeHash.digestFile(fullPath, EmergeHash.HashAlgorithm.MD5)
else:
currentHash = algorithm.stringPrefix() + EmergeHash.digestFile(fullPath, algorithm)
if currentHash == filehash or filehash == "":
OsUtils.rm(fullPath, True)
else:
if forced:
EmergeDebug.warning("file %s has different hash: %s %s, deleting anyway" % \
(fullPath, currentHash, filehash ))
OsUtils.rm(fullPath, True)
else:
EmergeDebug.warning("file %s has different hash: %s %s, run with option --force to delete it anyway" % \
(fullPath, currentHash, filehash ))
elif not os.path.isdir(fullPath):
EmergeDebug.warning("file %s does not exist" % fullPath)
def test_rm(self):
_, fileName = tempfile.mkstemp()
OsUtils.rm(fileName)
def test_rmDir(self):
dirName = tempfile.mkdtemp()
OsUtils.rmDir(dirName)
def test_rm(self):
_, fileName = tempfile.mkstemp()
OsUtils.rm(fileName)
def test_rmDir(self):
dirName = tempfile.mkdtemp()
OsUtils.rmDir(dirName)