mirror of https://github.com/python/cpython
70 lines
1.6 KiB
Python
70 lines
1.6 KiB
Python
# Module 'shutil' -- utility functions usable in a shell-like program
|
|
|
|
import os
|
|
|
|
MODEBITS = 010000 # Lower 12 mode bits
|
|
# Change this to 01000 (9 mode bits) to avoid copying setuid etc.
|
|
|
|
# Copy data from src to dst
|
|
#
|
|
def copyfile(src, dst):
|
|
fsrc = open(src, 'r')
|
|
fdst = open(dst, 'w')
|
|
while 1:
|
|
buf = fsrc.read(16*1024)
|
|
if not buf: break
|
|
fdst.write(buf)
|
|
|
|
# Copy mode bits from src to dst
|
|
#
|
|
def copymode(src, dst):
|
|
st = os.stat(src)
|
|
mode = divmod(st[0], MODEBITS)[1]
|
|
os.chmod(dst, mode)
|
|
|
|
# Copy all stat info (mode bits, atime and mtime) from src to dst
|
|
#
|
|
def copystat(src, dst):
|
|
st = os.stat(src)
|
|
mode = divmod(st[0], MODEBITS)[1]
|
|
os.chmod(dst, mode)
|
|
os.utime(dst, st[7:9])
|
|
|
|
# Copy data and mode bits ("cp src dst")
|
|
#
|
|
def copy(src, dst):
|
|
copyfile(src, dst)
|
|
copymode(src, dst)
|
|
|
|
# Copy data and all stat info ("cp -p src dst")
|
|
#
|
|
def copy2(src, dst):
|
|
copyfile(src, dst)
|
|
copystat(src, dst)
|
|
|
|
# Recursively copy a directory tree.
|
|
# The destination must not already exist.
|
|
#
|
|
def copytree(src, dst):
|
|
names = os.listdir(src)
|
|
os.mkdir(dst, 0777)
|
|
dot_dotdot = (os.curdir, os.pardir)
|
|
for name in names:
|
|
if name not in dot_dotdot:
|
|
srcname = os.path.join(src, name)
|
|
dstname = os.path.join(dst, name)
|
|
#print 'Copying', srcname, 'to', dstname
|
|
try:
|
|
#if os.path.islink(srcname):
|
|
# linkto = os.readlink(srcname)
|
|
# os.symlink(linkto, dstname)
|
|
#elif os.path.isdir(srcname):
|
|
if os.path.isdir(srcname):
|
|
copytree(srcname, dstname)
|
|
else:
|
|
copy2(srcname, dstname)
|
|
# XXX What about devices, sockets etc.?
|
|
except os.error, why:
|
|
print 'Could not copy', srcname, 'to', dstname,
|
|
print '(', why[1], ')'
|