From f866ab5a13eace05b4850480663aba7f605841c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 19:44:22 +0200 Subject: Adding upstream version 2.4.0. Signed-off-by: Daniel Baumann --- buildtools/wafsamba/samba_python.py | 157 ++++++++++++++++++++++++++++++++++++ 1 file changed, 157 insertions(+) create mode 100644 buildtools/wafsamba/samba_python.py (limited to 'buildtools/wafsamba/samba_python.py') diff --git a/buildtools/wafsamba/samba_python.py b/buildtools/wafsamba/samba_python.py new file mode 100644 index 0000000..12a94c8 --- /dev/null +++ b/buildtools/wafsamba/samba_python.py @@ -0,0 +1,157 @@ +# waf build tool for building IDL files with pidl + +import os, sys +from waflib import Build, Logs, Utils, Configure, Errors +from waflib.Configure import conf + +@conf +def SAMBA_CHECK_PYTHON(conf, version=(3,6,0)): + + # enable tool to build python extensions + if conf.env.HAVE_PYTHON_H: + conf.check_python_version(version) + return + + interpreters = [] + + conf.find_program('python3', var='PYTHON', + mandatory=not conf.env.disable_python) + conf.load('python') + path_python = conf.find_program('python3') + + 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): + if conf.env.disable_python: + + conf.msg("python headers", "Check disabled due to --disable-python") + # we don't want PYTHONDIR in config.h, as otherwise changing + # --prefix causes a complete rebuild + conf.env.DEFINES = [x for x in conf.env.DEFINES + if not x.startswith('PYTHONDIR=') + and not x.startswith('PYTHONARCHDIR=')] + + return + + if conf.env["python_headers_checked"] == []: + _check_python_headers(conf) + conf.env["python_headers_checked"] = "yes" + + else: + conf.msg("python headers", "using cache") + + # we don't want PYTHONDIR in config.h, as otherwise changing + # --prefix causes a complete rebuild + conf.env.DEFINES = [x for x in conf.env.DEFINES + if not x.startswith('PYTHONDIR=') + and not x.startswith('PYTHONARCHDIR=')] + +def _check_python_headers(conf): + conf.check_python_headers() + + abi_pattern = os.path.splitext(conf.env['pyext_PATTERN'])[0] + conf.env['PYTHON_SO_ABI_FLAG'] = abi_pattern % '' + conf.env['PYTHON_LIBNAME_SO_ABI_FLAG'] = ( + conf.env['PYTHON_SO_ABI_FLAG'].replace('_', '-')) + + for lib in conf.env['LINKFLAGS_PYEMBED']: + if lib.startswith('-L'): + conf.env.append_unique('LIBPATH_PYEMBED', lib[2:]) # strip '-L' + conf.env['LINKFLAGS_PYEMBED'].remove(lib) + + # same as in waf 1.5, keep only '-fno-strict-aliasing' + # and ignore defines such as NDEBUG _FORTIFY_SOURCE=2 + conf.env.DEFINES_PYEXT = [] + conf.env.CFLAGS_PYEXT = ['-fno-strict-aliasing'] + + return + +def PYTHON_BUILD_IS_ENABLED(self): + return self.CONFIG_SET('HAVE_PYTHON_H') + +Build.BuildContext.PYTHON_BUILD_IS_ENABLED = PYTHON_BUILD_IS_ENABLED + + +def SAMBA_PYTHON(bld, name, + source='', + deps='', + public_deps='', + realname=None, + cflags='', + cflags_end=None, + includes='', + init_function_sentinel=None, + local_include=True, + vars=None, + install=True, + enabled=True): + '''build a python extension for Samba''' + + # force-disable when we can't build python modules, so + # every single call doesn't need to pass this in. + if not bld.PYTHON_BUILD_IS_ENABLED(): + enabled = False + + # Save time, no need to build python bindings when fuzzing + if bld.env.enable_fuzzing: + enabled = False + + # 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 + + # From https://docs.python.org/2/c-api/arg.html: + # Starting with Python 2.5 the type of the length argument to + # PyArg_ParseTuple(), PyArg_ParseTupleAndKeywords() and PyArg_Parse() + # can be controlled by defining the macro PY_SSIZE_T_CLEAN before + # including Python.h. If the macro is defined, length is a Py_ssize_t + # rather than an int. + + # Because if often included before includes.h/config.h + # This must be in the -D compiler options + cflags += ' -DPY_SSIZE_T_CLEAN=1' + + source = bld.EXPAND_VARIABLES(source, vars=vars) + + if realname is not None: + link_name = 'python/%s' % realname + else: + link_name = None + + bld.SAMBA_LIBRARY(name, + source=source, + deps=deps, + public_deps=public_deps, + includes=includes, + cflags=cflags, + cflags_end=cflags_end, + local_include=local_include, + vars=vars, + realname=realname, + link_name=link_name, + pyext=True, + target_type='PYTHON', + install_path='${PYTHONARCHDIR}', + allow_undefined_symbols=True, + install=install, + enabled=enabled) + +Build.BuildContext.SAMBA_PYTHON = SAMBA_PYTHON + + +def pyembed_libname(bld, name): + if bld.env['PYTHON_SO_ABI_FLAG']: + return name + bld.env['PYTHON_SO_ABI_FLAG'] + else: + return name + +Build.BuildContext.pyembed_libname = pyembed_libname + + -- cgit v1.2.3