Tools/scripts/fixheader.py

   1 #! /usr/bin/env python
   2
   3 # Add some standard cpp magic to a header file
   4
   5 import sys
   6
   7 def main():
   8     args = sys.argv[1:]
   9     for filename in args:
  10         process(filename)
  11
  12 def process(filename):
  13     try:
  14         f = open(filename, 'r')
  15     except IOError, msg:
  16         sys.stderr.write('%s: can\'t open: %s\n' % (filename, str(msg)))
  17         return
  18     data = f.read()
  19     f.close()
  20     if data[:2] <> '/*':
  21         sys.stderr.write('%s does not begin with C comment\n' % filename)
  22         return
  23     try:
  24         f = open(filename, 'w')
  25     except IOError, msg:
  26         sys.stderr.write('%s: can\'t write: %s\n' % (filename, str(msg)))
  27         return
  28     sys.stderr.write('Processing %s ...\n' % filename)
  29     magic = 'Py_'
  30     for c in filename:
  31         if ord(c)<=0x80 and c.isalnum():
  32             magic = magic + c.upper()
  33         else: magic = magic + '_'
  34     sys.stdout = f
  35     print '#ifndef', magic
  36     print '#define', magic
  37     print '#ifdef __cplusplus'
  38     print 'extern "C" {'
  39     print '#endif'
  40     print
  41     f.write(data)
  42     print
  43     print '#ifdef __cplusplus'
  44     print '}'
  45     print '#endif'
  46     print '#endif /*', '!'+magic, '*/'
  47
  48 if __name__ == '__main__':
  49     main()