#! -*- 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.

import os
import shutil
import sys

"""
Build file for the NaCl SDK Examples

This file runs all the scons files in the various example sub-directories.
Do not invoke this script directly, but instead use the scons or scons.bat
wrapper function.  E.g.

Linux or Mac:
  ./scons [Options...]

Windows:
  scons.bat [Options...]
"""

#------------------------------------------------------------------------------
HELP_STRING = """
===============================================================================
Help for NaCl SDK Examples
===============================================================================

* cleaning:            ./scons -c
* build a target:      ./scons <target>
* clean a target:      ./scons -c <target>

Supported targets:
  * fullscreen_tumbler Build the fullscreen-tumbler example.
  * geturl             Build the geturl example.
  * hello_world        Build the hello_world example.
  * hello_world_c      Build the hello_world_c example.
  * input_events       Build the input_events example.
  * load_progress      Build the load_progress example.
  * mouselock          Build the mouselock example.
  * multithreaded_input_events  Build the multithreaded input_events example.
  * pi_generator       Build the pi_generator example.
  * pong               Build the pong example.
  * sine_synth         Build the sine_synth example.
  * tumbler            Build the tumbler example.
"""

example_directories = [
    'fullscreen_tumbler',
    'geturl',
    'hello_world',
    'hello_world_c',
    'input_events',
    'load_progress',
    'mouselock',
    'multithreaded_input_events',
    'pi_generator',
    'pong',
    'sine_synth',
    'tumbler',
    ]

Help(HELP_STRING)

staging_dir = os.path.abspath(os.getenv(
    'NACL_INSTALL_ROOT', os.path.join(os.getenv('NACL_SDK_ROOT', '.'),
                                      'staging')))
general_files = Install(staging_dir, ['httpd.py'])
general_files.extend(InstallAs(os.path.join(staging_dir, 'index.html'),
                               'index_staging.html'))

if sys.platform in ['win32', 'cygwin']:
  general_files.extend(Install(staging_dir, 'httpd.cmd'))

SConscript([os.path.join(dir, 'build.scons') for dir in example_directories])

Default(['install'] + general_files + example_directories)
if GetOption('clean'):
  print "Removing the staging directory at %s" % staging_dir
  shutil.rmtree(staging_dir, ignore_errors=True)