Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/mkreal.py @ 58689:514b56efd89a 3.1

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Merged revisions 77962 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r77962 | r.david.murray | 2010-02-04 11:41:57 -0500 (Thu, 04 Feb 2010) | 17 lines Merged revisions 77943,77959-77960 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r77943 | r.david.murray | 2010-02-03 08:36:23 -0500 (Wed, 03 Feb 2010) | 2 lines Explicitly mention the default value for formatdate's usegmt parameter. ........ r77959 | nick.coghlan | 2010-02-04 07:43:58 -0500 (Thu, 04 Feb 2010) | 1 line Issue 6760: Clarify args handling for subprocess.Popen. Patch by Chris Rebert ........ r77960 | r.david.murray | 2010-02-04 11:33:31 -0500 (Thu, 04 Feb 2010) | 2 lines Add Chris Rebert to ACKS for issue 6760 Popen doc improvements. ........ ................
author R. David Murray <rdmurray@bitdance.com>
date Thu, 04 Feb 2010 16:44:31 +0000
parents 46625e6122e9
children fcfe324663a6
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73758db2f464 /usr/local/bin/python -> /usr/bin/env python
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1 #! /usr/bin/env python
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2
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3 # mkreal
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4 #
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5 # turn a symlink to a directory into a real directory
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6
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7 import sys
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8 import os
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9 from stat import *
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10
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11 join = os.path.join
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12
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13 error = 'mkreal error'
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14
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15 BUFSIZE = 32*1024
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16
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17 def mkrealfile(name):
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18 st = os.stat(name) # Get the mode
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19 mode = S_IMODE(st[ST_MODE])
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20 linkto = os.readlink(name) # Make sure again it's a symlink
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21 f_in = open(name, 'r') # This ensures it's a file
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22 os.unlink(name)
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23 f_out = open(name, 'w')
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24 while 1:
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25 buf = f_in.read(BUFSIZE)
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26 if not buf: break
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27 f_out.write(buf)
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28 del f_out # Flush data to disk before changing mode
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29 os.chmod(name, mode)
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30
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31 def mkrealdir(name):
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32 st = os.stat(name) # Get the mode
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33 mode = S_IMODE(st[ST_MODE])
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34 linkto = os.readlink(name)
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35 files = os.listdir(name)
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36 os.unlink(name)
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37 os.mkdir(name, mode)
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38 os.chmod(name, mode)
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39 linkto = join(os.pardir, linkto)
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40 #
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41 for filename in files:
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42 if filename not in (os.curdir, os.pardir):
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43 os.symlink(join(linkto, filename), join(name, filename))
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44
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45 def main():
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46 sys.stdout = sys.stderr
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47 progname = os.path.basename(sys.argv[0])
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48 if progname == '-c': progname = 'mkreal'
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49 args = sys.argv[1:]
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50 if not args:
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51 print('usage:', progname, 'path ...')
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52 sys.exit(2)
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53 status = 0
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54 for name in args:
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55 if not os.path.islink(name):
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56 print(progname+':', name+':', 'not a symlink')
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57 status = 1
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58 else:
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59 if os.path.isdir(name):
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60 mkrealdir(name)
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61 else:
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62 mkrealfile(name)
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63 sys.exit(status)
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64
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65 if __name__ == '__main__':
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66 main()