def create_symlink(src_symlink, target_dir):
''' Creates symbolic link if supported by the running win32 platform(typically available from Win Vista).
@param src_symlink: full path including name of symlink that's to be created
(for e.g. C:\test\sample_symlink); Parent directory (C:\test, here) must exist
@param target_dir: for which symlink has to be created; must exist; if relative,
assumed that its present in same directory where link is to be created
'''
ensure_win32_presence('symlink creation')
errmsg = _errmsg_sym_cre('', '')
ensure_symlink_support(errmsg)
import jaraco.windows.filesystem as fs;
fs.symlink(target_dir, src_symlink, True)
LOG.info('Successfully created symlink ' + src_symlink + ' to target ' + target_dir)
def create_symlink(src_symlink, target_dir):
''' Creates symbolic link if supported by the running win32 platform(typically available from Win Vista).
@param src_symlink: full path including name of symlink that's to be created
(for e.g. C:\test\sample_symlink); Parent directory (C:\test, here) must exist
@param target_dir: for which symlink has to be created; must exist; if relative,
assumed that its present in same directory where link is to be created
'''
ensure_win32_presence('symlink creation')
errmsg = _errmsg_sym_cre('', '')
ensure_symlink_support(errmsg)
import jaraco.windows.filesystem as fs
fs.symlink(target_dir, src_symlink, True)
LOG.info('Successfully created symlink ' + src_symlink + ' to target ' +
target_dir)
def test_is_symlink(tmpdir):
with tmpdir.as_cwd():
filesystem.symlink('foobaz', 'foobar')
assert filesystem.is_symlink('foobar')
try:
from jaraco.windows.filesystem import symlink
except ImportError:
# a dirty reimplementation of symlink from jaraco.windows
from ctypes import windll
from ctypes.wintypes import LPWSTR, DWORD, BOOLEAN
CreateSymbolicLink = windll.kernel32.CreateSymbolicLinkW
CreateSymbolicLink.argtypes = (
LPWSTR,
LPWSTR,
DWORD,
)
CreateSymbolicLink.restype = BOOLEAN
def symlink(link, target, target_is_directory=False):
"""
An implementation of os.symlink for Windows (Vista and greater)
"""
target_is_directory = target_is_directory or os.path.isdir(target)
CreateSymbolicLink(link, target, target_is_directory)
assert sys.platform in ('win32', )
os.makedirs(r'.\foo')
assert os.path.isdir(r'.\foo')
symlink(r'.\foo_sym', r'.\foo')
assert os.path.isdir(r'.\foo_sym')
assert os.path.islink(r'.\foo_sym') # fails
def test_is_symlink(tmpdir):
with tmpdir.as_cwd():
filesystem.symlink('foobaz', 'foobar')
assert filesystem.is_symlink('foobar')
def symlink(self, src, dst):
flag = SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE
if os.getenv('APPVEYOR'):
flag = 0
fs.symlink(src, dst, flag)
import sys
try:
from jaraco.windows.filesystem import symlink
except ImportError:
# a dirty reimplementation of symlink from jaraco.windows
from ctypes import windll
from ctypes.wintypes import LPWSTR, DWORD, BOOLEAN
CreateSymbolicLink = windll.kernel32.CreateSymbolicLinkW
CreateSymbolicLink.argtypes = (
LPWSTR,
LPWSTR,
DWORD,
)
CreateSymbolicLink.restype = BOOLEAN
def symlink(link, target, target_is_directory = False):
"""
An implementation of os.symlink for Windows (Vista and greater)
"""
target_is_directory = target_is_directory or os.path.isdir(target)
CreateSymbolicLink(link, target, target_is_directory)
assert sys.platform in ('win32',)
os.makedirs(r'.\foo')
assert os.path.isdir(r'.\foo')
symlink(r'.\foo_sym', r'.\foo')
assert os.path.isdir(r'.\foo_sym')
assert os.path.islink(r'.\foo_sym') # fails