Fix _XcodeVersion parsing for Xcode 3.2.

pylib/gyp/xcode_emulation.py

 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """
 This module contains classes that help to emulate xcodebuild behavior on top of
 other build systems, such as make and ninja.
 """
 
 import gyp.common
@@ skipping 750 matching lines @@
     libraries = [ self._AdjustLibrary(library) for library in libraries]
     return libraries
 
   def _BuildMachineOSBuild(self):
     return self._GetStdout(['sw_vers', '-buildVersion'])
 
   def _XcodeVersion(self):
     # `xcodebuild -version` output looks like
     #    Xcode 4.6.3
     #    Build version 4H1503
+    # or like
+    #    Xcode 3.2.6
+    #    Component versions: DevToolsCore-1809.0; DevToolsSupport-1806.0
+    #    BuildVersion: 10M2518
     # Convert that to '0463', '4H1503'.
-    version, build = self._GetStdout(['xcodebuild', '-version']).splitlines()
+    version_list = self._GetStdout(['xcodebuild', '-version']).splitlines()
+    version = version_list[0]
+    build = version_list[-1]
     # Be careful to convert "4.2" to "0420":
     version = version.split()[-1].replace('.', '')
     version = (version + '0' * (3 - len(version))).zfill(4)
     build = build.split()[-1]
     return version, build
 
   def GetExtraPlistItems(self):
     """Returns a dictionary with extra items to insert into Info.plist."""
     if not XcodeSettings._plist_cache:
       cache = XcodeSettings._plist_cache
@@ skipping 385 matching lines @@
 def GetSpecPostbuildCommands(spec, quiet=False):
   """Returns the list of postbuilds explicitly defined on |spec|, in a form
   executable by a shell."""
   postbuilds = []
   for postbuild in spec.get('postbuilds', []):
     if not quiet:
       postbuilds.append('echo POSTBUILD\\(%s\\) %s' % (
             spec['target_name'], postbuild['postbuild_name']))
     postbuilds.append(gyp.common.EncodePOSIXShellList(postbuild['action']))
   return postbuilds