new/_OpenBSD_/Lin/Mod/gen-Libc/untempl.py

   1 #! /usr/bin/env python2.7
   2
   3 import sys, re
   4
   5 def readFile (fileName):
   6         fh = open(fileName, 'rb')
   7         x = fh.read()
   8         fh.close()
   9         return x
  10
  11 def writeFile (fileName, x):
  12         fh = open(fileName, 'wb')
  13         fh.write(x)
  14         fh.close()
  15
  16 _p = re.compile('\%\%([^\%]+)\%\%')
  17
  18 def untempl (x):
  19         while True:
  20                 r = _p.search(x)
  21                 if r:
  22                         fileName = r.group(1)
  23                         y = readFile(fileName)
  24                         toRepl = "%%%%%s%%%%" % (fileName,)
  25                         x = x.replace(toRepl, y)
  26                 else:
  27                         break
  28         return x
  29
  30 def main ():
  31         if len(sys.argv) != 3:
  32                 print "usage: %s oldfile newfile" % (sys.argv[0],)
  33         else:
  34                 old = readFile(sys.argv[1])
  35                 new = untempl(old)
  36                 writeFile(sys.argv[2], new)
  37
  38 if __name__ == '__main__':
  39         main()