#!/usr/bin/python
# execv3.py loads a process image in the child
import os
import sys
if len(sys.argv)==1:
    print 'Less arguments'
    sys.exit(0)
def main():
    path = sys.argv[1]
    arg2 = sys.argv[1:]
    try:
       chPID = os.fork() 
       if chPID > 0:
          print 'In parent'
          os.waitpid(chPID,0)
          print 'Child', chPID, 'ends'
       else:
          print 'In child'
          try: os.execv(path, arg2)
          except: OSError
    except: OSError
main()