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# waf build tool for building IDL files with pidl
import Build
from samba_utils import *
from samba_autoconf import *
from Configure import conf
@conf
def SAMBA_CHECK_PYTHON(conf, mandatory=True, version=(2,4,2)):
# enable tool to build python extensions
interpreters = []
if conf.env['EXTRA_PYTHON']:
conf.all_envs['extrapython'] = conf.env.copy()
conf.setenv('extrapython')
conf.env['PYTHON'] = conf.env['EXTRA_PYTHON']
conf.env['IS_EXTRA_PYTHON'] = 'yes'
conf.find_program('python', var='PYTHON', mandatory=True)
conf.check_tool('python')
try:
conf.check_python_version((3, 3, 0))
except Exception:
warn('extra-python needs to be Python 3.3 or later')
raise
interpreters.append(conf.env['PYTHON'])
conf.setenv('default')
conf.find_program('python', var='PYTHON', mandatory=mandatory)
conf.check_tool('python')
path_python = conf.find_program('python')
conf.env.PYTHON_SPECIFIED = (conf.env.PYTHON != path_python)
conf.check_python_version(version)
interpreters.append(conf.env['PYTHON'])
conf.env.python_interpreters = interpreters
@conf
def SAMBA_CHECK_PYTHON_HEADERS(conf, mandatory=True):
if conf.env["python_headers_checked"] == []:
if conf.env['EXTRA_PYTHON']:
conf.setenv('extrapython')
_check_python_headers(conf, mandatory=True)
conf.setenv('default')
_check_python_headers(conf, mandatory)
conf.env["python_headers_checked"] = "yes"
if conf.env['EXTRA_PYTHON']:
extraversion = conf.all_envs['extrapython']['PYTHON_VERSION']
if extraversion == conf.env['PYTHON_VERSION']:
raise Utils.WafError("extrapython %s is same as main python %s" % (
extraversion, conf.env['PYTHON_VERSION']))
else:
conf.msg("python headers", "using cache")
def _check_python_headers(conf, mandatory):
conf.check_python_headers(mandatory=mandatory)
if conf.env['PYTHON_VERSION'] > '3':
abi_pattern = os.path.splitext(conf.env['pyext_PATTERN'])[0]
conf.env['PYTHON_SO_ABI_FLAG'] = abi_pattern % ''
else:
conf.env['PYTHON_SO_ABI_FLAG'] = ''
def SAMBA_PYTHON(bld, name,
source='',
deps='',
public_deps='',
realname=None,
cflags='',
includes='',
init_function_sentinel=None,
local_include=True,
vars=None,
install=True,
enabled=True):
'''build a python extension for Samba'''
if bld.env['IS_EXTRA_PYTHON']:
name = 'extra-' + name
# when we support static python modules we'll need to gather
# the list from all the SAMBA_PYTHON() targets
if init_function_sentinel is not None:
cflags += '-DSTATIC_LIBPYTHON_MODULES=%s' % init_function_sentinel
source = bld.EXPAND_VARIABLES(source, vars=vars)
if realname is not None:
link_name = 'python_modules/%s' % realname
else:
link_name = None
bld.SAMBA_LIBRARY(name,
source=source,
deps=deps,
public_deps=public_deps,
includes=includes,
cflags=cflags,
local_include=local_include,
vars=vars,
realname=realname,
link_name=link_name,
pyext=True,
target_type='PYTHON',
install_path='${PYTHONARCHDIR}',
allow_undefined_symbols=True,
allow_warnings=True,
install=install,
enabled=enabled)
Build.BuildContext.SAMBA_PYTHON = SAMBA_PYTHON
def pyembed_libname(bld, name, extrapython=False):
return name + bld.env['PYTHON_SO_ABI_FLAG']
Build.BuildContext.pyembed_libname = pyembed_libname
def gen_python_environments(bld, extra_env_vars=()):
"""Generate all Python environments
To be used in a for loop. Normally, the loop body will be executed once.
When --extra-python is used, the body will additionaly be executed
with the extra-python environment active.
"""
yield
if bld.env['EXTRA_PYTHON']:
copied = ('GLOBAL_DEPENDENCIES', 'TARGET_TYPE') + tuple(extra_env_vars)
for name in copied:
bld.all_envs['extrapython'][name] = bld.all_envs['default'][name]
default_env = bld.all_envs['default']
bld.all_envs['default'] = bld.all_envs['extrapython']
yield
bld.all_envs['default'] = default_env
Build.BuildContext.gen_python_environments = gen_python_environments
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