autox: Rename xtest to autox and package it.

src/platform/autox/SConstruct

+# Copyright (c) 2010 The Chromium OS 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
+
+env = Environment()
+for key in Split('CC CXX AR RANLIB LD NM'):
+  value = os.environ.get(key)
+  if value != None:
+    env[key] = value
+for key in Split('CFLAGS CCFLAGS CPPPATH LIBPATH'):
+  value = os.environ.get(key)
+  if value != None:
+    env[key] = Split(value)
+if not env.get('CCFLAGS'):
+  env.Append(CCFLAGS=Split('-I.. -Wall -Werror -O3'))
+
+# Fix issue with scons not passing pkg-config vars through the environment.
+for key in Split('PKG_CONFIG_LIBDIR PKG_CONFIG_PATH'):
+  if os.environ.has_key(key):
+    env['ENV'][key] = os.environ[key]
+
+env.Append(CPPPATH=['..'])
+env.Append(LIBS=Split('base chromeos rt Xtst'))
+env.ParseConfig('pkg-config --cflags --libs libpcrecpp x11')
+env.Program('autox', 'autox.cc')