def __run_helper__(environment, short_name, long_name, version,
skip, install, quiet):
helper = sys.modules[long_name]
configured.append(short_name)
cfg = helper.configuration()
for dep in cfg.dependencies:
dep_name = dep
if not isinstance(dep, basestring):
dep_name = dep[0]
if dep_name in configured:
continue
environment = __configure_package(environment, dep,
skip, install, quiet)
util.save_cache(environment)
if not quiet:
sys.stdout.write('Checking for ' + short_name + ' ')
if not version is None:
sys.stdout.write('v.' + version)
sys.stdout.write('\n')
sys.stdout.flush()
if skip:
cfg.null()
elif not cfg.is_installed(environment, version):
if not install:
raise Exception(help_name + ' cannot be found.')
cfg.install(environment, version)
env = dict(cfg.environment.items() + environment.items())
util.save_cache(env) ## intermediate cache
return env
def configure_system(prerequisite_list, version, required_python_version='2.4',
install=True, quiet=False):
'''
Given a list of required software and optionally a Python version,
verify that python is the proper version and that
other required software is installed.
Install missing prerequisites that have an installer defined.
'''
environment = util.read_cache()
skip = False
for idx, arg in enumerate(sys.argv[:]):
if arg.startswith('clean'):
skip = True
quiet = True
pyver = simplify_version(platform.python_version())
reqver = simplify_version(required_python_version)
if pyver < reqver:
raise FatalError('Python version >= ' + reqver + ' is required. ' +
'You are running version ' + pyver)
if not quiet:
sys.stdout.write('CONFIGURE ')
if len(environment):
sys.stdout.write('(from cache)')
sys.stdout.write('\n')
environment['PACKAGE_VERSION'] = version
prerequisite_list.insert(0, 'httpsproxy_urllib2_py')
if 'windows' in platform.system().lower() and \
util.in_prerequisites('mingw', prerequisite_list) and \
util.in_prerequisites('boost', prerequisite_list) and not \
util.in_prerequisites('msvcrt', prerequisite_list):
print "WARNING: if you're using the boost-python DLL, " + \
"also add 'msvcrt' as a prereuisite."
if 'darwin' in platform.system().lower() and \
not util.in_prerequisites('macports', prerequisite_list) and \
not util.in_prerequisites('homebrew', prerequisite_list):
if os.path.exists(os.path.join(os.path.sep,
'opt', 'local', 'share', 'macports')):
prerequisite_list.insert(0, 'macports')
elif os.path.exists(os.path.join(os.path.sep,
'usr', 'local', 'bin', 'brew')):
prerequisite_list.insert(0, 'homebrew')
else:
print "WARNING: neither MacPorts nor Homebrew detected. " +\
"All required libraries will be built locally."
for help_name in prerequisite_list:
environment = __configure_package(environment, help_name,
skip, install, quiet)
util.save_cache(environment)
return environment
