Fix use of LOAD= with WantSystemLib()...

build/SConscript.v8

 # Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import os
 
 Import('env')
 
+if not env.Dir('$CHROME_SRC_DIR/v8').exists():
+    Return()

[Evan Martin, 2008/11/20 21:11:42]

four spaces :\

[sgk, 2008/11/21 01:06:28]

Thanks for the catch; done.  (Also in other uses.)

+
 # Grab the -j flag from the outer environment, if available.
 try:
   cpus = env.GetOption('num_jobs')
   cpu_flag = ' -j%d' % cpus
 except AttributeError:
   cpu_flag = ''
 
 # The v8 build script wants a 'debug'/'release' string to tell it whether
 # to build optimized.  Convert our build flags into that form.
 mode = 'release'
@@ skipping 64 matching lines @@
 env.Install('$V8_DIR', '$V8_MODE_DIR/snapshot-empty${OBJSUFFIX}')
 
 # To satisfy tests expecting the following .exe name.
 if env['PLATFORM'] == 'win32':
   # TODO(evanm): this may be necessary on other platforms(?)
   i = env.InstallAs('$TARGET_ROOT/v8_shell_sample${PROGSUFFIX}', v8[0])
 
 env.ChromeStaticLibrary('v8_snapshot',
                         ['$V8_MODE_DIR/libraries-empty${OBJSUFFIX}',
                          '$V8_MODE_DIR/snapshot${OBJSUFFIX}'])