Mercurial > cpython-lru_cache-weakref
annotate Tools/scripts/mkreal.py @ 5817:48b94de85bf3 legacy-trunk
Extensive changes by AMK.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Thu, 17 Jul 1997 16:29:42 +0000 |
| parents | 73758db2f464 |
| children | 14a27acc755a |
| rev | line source |
|---|---|
|
4573
73758db2f464
/usr/local/bin/python -> /usr/bin/env python
Guido van Rossum <guido@python.org>
parents:
1266
diff
changeset
|
1 #! /usr/bin/env python |
| 274 | 2 |
| 3 # mkreal | |
| 4 # | |
| 5 # turn a symlink to a directory into a real directory | |
| 6 | |
| 7 import sys | |
| 755 | 8 import os |
| 274 | 9 from stat import * |
| 10 | |
| 755 | 11 join = os.path.join |
| 274 | 12 |
| 13 error = 'mkreal error' | |
| 14 | |
| 15 BUFSIZE = 32*1024 | |
| 16 | |
| 17 def mkrealfile(name): | |
| 755 | 18 st = os.stat(name) # Get the mode |
| 274 | 19 mode = S_IMODE(st[ST_MODE]) |
| 755 | 20 linkto = os.readlink(name) # Make sure again it's a symlink |
| 274 | 21 f_in = open(name, 'r') # This ensures it's a file |
| 755 | 22 os.unlink(name) |
| 274 | 23 f_out = open(name, 'w') |
| 24 while 1: | |
| 25 buf = f_in.read(BUFSIZE) | |
| 26 if not buf: break | |
| 27 f_out.write(buf) | |
| 28 del f_out # Flush data to disk before changing mode | |
| 755 | 29 os.chmod(name, mode) |
| 274 | 30 |
| 31 def mkrealdir(name): | |
| 755 | 32 st = os.stat(name) # Get the mode |
| 274 | 33 mode = S_IMODE(st[ST_MODE]) |
| 755 | 34 linkto = os.readlink(name) |
| 35 files = os.listdir(name) | |
| 36 os.unlink(name) | |
| 37 os.mkdir(name, mode) | |
| 38 os.chmod(name, mode) | |
| 39 linkto = join(os.pardir, linkto) | |
| 274 | 40 # |
| 41 for file in files: | |
| 755 | 42 if file not in (os.curdir, os.pardir): |
| 43 os.symlink(join(linkto, file), join(name, file)) | |
| 274 | 44 |
| 45 def main(): | |
| 46 sys.stdout = sys.stderr | |
| 755 | 47 progname = os.path.basename(sys.argv[0]) |
| 1266 | 48 if progname == '-c': progname = 'mkreal' |
| 274 | 49 args = sys.argv[1:] |
| 50 if not args: | |
| 51 print 'usage:', progname, 'path ...' | |
| 52 sys.exit(2) | |
| 53 status = 0 | |
| 54 for name in args: | |
| 755 | 55 if not os.path.islink(name): |
| 274 | 56 print progname+':', name+':', 'not a symlink' |
| 57 status = 1 | |
| 58 else: | |
| 755 | 59 if os.path.isdir(name): |
| 274 | 60 mkrealdir(name) |
| 61 else: | |
| 62 mkrealfile(name) | |
| 63 sys.exit(status) | |
| 64 | |
| 65 main() |