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#!/usr/bin/python
# Copyright (c) 2011 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.
"""Shim to run nacl toolchain download script only if there is a nacl dir."""
import os
import sys
def Main():
script_dir = os.path.dirname(os.path.abspath(__file__))
src_dir = os.path.dirname(script_dir)
nacl_dir = os.path.join(src_dir, 'native_client')
nacl_build_dir = os.path.join(nacl_dir, 'build')
download_script = os.path.join(nacl_build_dir, 'download_toolchains.py')
if not os.path.exists(download_script):
print "Can't find '%s'" % download_script
print 'Presumably you are intentionally building without NativeClient.'
print 'Skipping NativeClient toolchain download.'
sys.exit(0)
sys.path.insert(0, nacl_build_dir)
import download_toolchains
download_toolchains.Main()
if __name__ == '__main__':
Main()
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