mirror of
https://github.com/python/cpython
synced 2024-11-05 18:12:54 +00:00
75 lines
1.6 KiB
Python
Executable file
75 lines
1.6 KiB
Python
Executable file
#! /usr/bin/env python
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import regex
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import regsub
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import glob
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import sys
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import os
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import stat
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import getopt
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oldcprt = """\
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Copyright 1991, 1992, 1993, 1994 by Stichting Mathematisch Centrum,
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Amsterdam, The Netherlands."""
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newcprt = """\
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands."""
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oldprog = regex.compile(oldcprt)
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newprog = regex.compile(newcprt)
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HEADSIZE = 1024
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def main():
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opts, args = getopt.getopt(sys.argv[1:], 'y:')
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agelimit = 0L
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for opt, arg in opts:
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if opt == '-y':
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agelimit = os.stat(arg)[stat.ST_MTIME]
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if not args:
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args = glob.glob('*.[ch]')
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for file in args:
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try:
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age = os.stat(file)[stat.ST_MTIME]
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except os.error, msg:
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print file, ': stat failed :', msg
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continue
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if age <= agelimit:
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print file, ': too old, skipped'
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continue
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try:
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f = open(file, 'r')
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except IOError, msg:
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print file, ': open failed :', msg
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continue
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head = f.read(HEADSIZE)
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if oldprog.search(head) < 0:
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if newprog.search(head) < 0:
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print file, ': NO COPYRIGHT FOUND'
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else:
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print file, ': (new copyright already there)'
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f.close()
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continue
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newhead = regsub.sub(oldcprt, newcprt, head)
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data = newhead + f.read()
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f.close()
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try:
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f = open(file + '.new', 'w')
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except IOError, msg:
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print file, ': creat failed :', msg
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continue
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f.write(data)
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f.close()
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try:
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os.rename(file, file + '~')
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except IOError, msg:
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print file, ': rename to backup failed :', msg
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continue
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try:
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os.rename(file + '.new', file)
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except IOError, msg:
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print file, ': rename from .new failed :', msg
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continue
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print file, ': copyright changed.'
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main()
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