l4/pkg/python/contrib/Tools/scripts/lfcr.py

   1 #! /usr/bin/env python
   2
   3 "Replace LF with CRLF in argument files.  Print names of changed files."
   4
   5 import sys, re, os
   6
   7 def main():
   8     for filename in sys.argv[1:]:
   9         if os.path.isdir(filename):
  10             print filename, "Directory!"
  11             continue
  12         data = open(filename, "rb").read()
  13         if '\0' in data:
  14             print filename, "Binary!"
  15             continue
  16         newdata = re.sub("\r?\n", "\r\n", data)
  17         if newdata != data:
  18             print filename
  19             f = open(filename, "wb")
  20             f.write(newdata)
  21             f.close()
  22
  23 if __name__ == '__main__':
  24     main()