#! /usr/bin/env python

# Add some standard cpp magic to a header file

import sys

def main():
    args = sys.argv[1:]
    for filename in args:
        process(filename)

def process(filename):
    try:
        f = open(filename, 'r')
    except IOError, msg:
        sys.stderr.write('%s: can\'t open: %s\n' % (filename, str(msg)))
        return
    data = f.read()
    f.close()
    if data[:2]  '/*':
        sys.stderr.write('%s does not begin with C comment\n' % filename)
        return
    try:
        f = open(filename, 'w')
    except IOError, msg:
        sys.stderr.write('%s: can\'t write: %s\n' % (filename, str(msg)))
        return
    sys.stderr.write('Processing %s ...\n' % filename)
    magic = 'Py_'
    for c in filename:
        if ord(c)