1#!/usr/bin/perl -w 2# Copyright (C) 2010 Google Inc. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions 6# are met: 7# 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 3. Neither the name of Apple Inc. ("Apple") nor the names of 14# its contributors may be used to endorse or promote products derived 15# from this software without specific prior written permission. 16# 17# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28use strict; 29 30use FindBin; 31use Getopt::Long; 32 33use lib $FindBin::Bin; 34use VCSUtils; 35 36sub checkPythonVersion() 37{ 38 # Will exit 0 if Python is 2.5 or greater, non-zero otherwise. 39 `python -c "import sys;sys.exit(sys.version_info[:2] < (2,5))"`; 40 return exitStatus($?) == 0; 41} 42 43sub main() 44{ 45 my $checkOnly = 0; 46 my $showHelp = 0; 47 my $getOptionsResult = GetOptions( 48 'check-only!' => \$checkOnly, 49 'help|h' => \$showHelp, 50 ); 51 if (!$getOptionsResult || $showHelp) { 52 print STDERR <<HELP; 53Usage: $0 [options] 54 --check-only Check python version only. 55 -h|--help Show this help message. 56HELP 57 return 1; 58 } 59 # Congrats, your Python is fine. 60 return 0 if checkPythonVersion(); 61 62 return 1 if $checkOnly; 63 64 print "Your Python version is insufficient to run WebKit's Python code. Please update.\n"; 65 print "See http://trac.webkit.org/wiki/PythonGuidelines for more info.\n"; 66 return 1; 67} 68 69exit(main()); 70