1 #!/usr/bin/python2.6
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22 #
  23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24 # Use is subject to license terms.
  25 #
  26 
  27 import pkg.fmri
  28 import sys
  29 
  30 def usage():
  31         print >> sys.stderr, "usage: %s <fmri1> <fmri2>" % sys.argv[0]
  32         sys.exit(2)
  33 
  34 if len(sys.argv) != 3:
  35         usage()
  36 
  37 try:
  38         x = pkg.fmri.PkgFmri(sys.argv[1])
  39         y = pkg.fmri.PkgFmri(sys.argv[2])
  40 except pkg.fmri.FmriError, e:
  41         print >> sys.stderr, "error: %s" % str(e)
  42         sys.exit(1)
  43 
  44 if not x.is_same_pkg(y):
  45         print >> sys.stderr, \
  46             "error: can only compare two versions of the same package."
  47         sys.exit(1)
  48 
  49 if x < y:
  50         print "<"
  51 elif x > y:
  52         print ">"
  53 elif x == y:
  54         print "="
  55 else:
  56         print >> sys.stderr, "panic"
  57         sys.exit(1)
  58 
  59 sys.exit(0)