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#!/usr/bin/python2.4
# Copyright 2009 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This file is just here so that we can modify the python path before
# invoking nixysa.
import os
import os.path
import shutil
import subprocess
import sys
third_party = os.path.join('..', '..', 'third_party')
gflags_dir = os.path.join(third_party, 'gflags', 'python')
sys.path.append(gflags_dir)
import gflags
FLAGS = gflags.FLAGS
gflags.DEFINE_string('configuration', 'Debug',
'Specify which configuration to build.')
gflags.DEFINE_string('platform', 'win',
'Specify which platform to build.')
gflags.DEFINE_boolean('debug', False,
'Whether or not to turn on debug output '
'when running scons.')
gflags.DEFINE_string('output', '.', 'Sets the output directory.')
def CopyIfNewer(inputs, output_dir):
'''Copy the inputs to the output directory, but only if the files are
newer than the destination files.'''
for input in inputs:
output = os.path.join(output_dir, os.path.basename(input))
if os.path.exists(input):
if (not os.path.exists(output) or
os.path.getmtime(input) > os.path.getmtime(output)):
try:
print 'Copying from %s to %s' % (input, output)
shutil.copy2(input, output)
except:
return False
else:
print '%s is up to date.' % output
return True
def PrependToPath(path, item):
'''Prepend an item to an environment variable path.'''
orig_path = os.environ.get(path)
if orig_path:
new_path = os.pathsep.join([item, orig_path])
else:
new_path = item
os.environ[path] = new_path
def AppendToPath(path, item):
'''Append an item to an environment variable path.'''
orig_path = os.environ.get(path)
if orig_path:
new_path = os.pathsep.join([orig_path, item])
else:
new_path = item
os.environ[path] = new_path
def FindPlatformSDK():
'''On Windows, find the installed location of the Platform SDK.'''
import _winreg
try:
winsdk_key = _winreg.OpenKey(
_winreg.HKEY_LOCAL_MACHINE,
'SOFTWARE\\Microsoft\\Microsoft SDKs\\Windows\\v6.1\\WinSDKBuild')
except WindowsError:
try:
winsdk_key = _winreg.OpenKey(
_winreg.HKEY_LOCAL_MACHINE,
'SOFTWARE\\Microsoft\\Microsoft SDKs\\Windows\\v6.0A\\WinSDKBuild')
except WindowsError:
print 'The Windows SDK version 6.0 or later needs to be installed'
sys.exit(1)
try:
winsdk_dir, value_type = _winreg.QueryValueEx(winsdk_key,
'InstallationFolder')
except WindowsError:
print 'The Windows SDK version 6.0 or later needs to be installed'
sys.exit(1)
_winreg.CloseKey(winsdk_key)
# Strip off trailing slashes
winsdk_dir = winsdk_dir.rstrip('\\/')
AppendToPath('PATH', os.path.join(winsdk_dir, 'Bin'))
AppendToPath('INCLUDE', os.path.join(winsdk_dir, 'Include'))
AppendToPath('LIB', os.path.join(winsdk_dir, 'Lib'))
def main(args):
extra_args = FLAGS(args)
# strip off argv[0]
extra_args = extra_args[1:]
pythonpath = os.path.join(third_party, 'scons', 'scons-local')
PrependToPath('PYTHONPATH', pythonpath)
binutils_path = os.path.join(third_party, 'gnu_binutils', 'files')
AppendToPath('PATH', binutils_path)
config = 'opt'
if FLAGS.configuration == 'Debug':
config = 'dbg'
elif FLAGS.configuration == 'Release':
config = 'opt'
mode = '%s-%s' % (config, FLAGS.platform)
native_client_dir = os.path.join(third_party, 'native_client',
'googleclient', 'native_client')
args = [
'MODE=%s' % mode,
'naclsdk_validate=0',
'sdl=none',
'--verbose',
'--file=SConstruct',
'-C',
native_client_dir,
]
scons = os.path.join(third_party, 'scons', 'scons.py')
args = [sys.executable, scons] + args + extra_args
# Add the platform SDK to INCLUDE and LIB
if FLAGS.platform == 'win':
FindPlatformSDK()
print 'Executing %s' % ' '.join(args)
status = subprocess.call(args)
# Calculate what the output files should be.
outputs = []
for arg in extra_args:
file_path = os.path.join(native_client_dir,
'scons-out', mode, 'lib', arg)
if FLAGS.platform == 'win':
file_path = file_path + '.lib'
else:
file_path = file_path + '.a'
outputs.append(file_path)
if status == 0 and not CopyIfNewer(outputs, FLAGS.output):
sys.exit(-1)
else:
sys.exit(status)
if __name__ == '__main__':
main(sys.argv)
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