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-rw-r--r--buildtools/wafsamba/samba_utils.py754
1 files changed, 754 insertions, 0 deletions
diff --git a/buildtools/wafsamba/samba_utils.py b/buildtools/wafsamba/samba_utils.py
new file mode 100644
index 0000000..f287e85
--- /dev/null
+++ b/buildtools/wafsamba/samba_utils.py
@@ -0,0 +1,754 @@
+# a waf tool to add autoconf-like macros to the configure section
+# and for SAMBA_ macros for building libraries, binaries etc
+
+import errno
+import os, sys, re, fnmatch, shlex, inspect
+from optparse import SUPPRESS_HELP
+from waflib import Build, Options, Utils, Task, Logs, Configure, Errors, Context
+from waflib import Scripting
+from waflib.TaskGen import feature, before, after
+from waflib.Configure import ConfigurationContext
+from waflib.Logs import debug
+from waflib import ConfigSet
+from waflib.Build import CACHE_SUFFIX
+
+# TODO: make this a --option
+LIB_PATH="shared"
+
+
+PY3 = sys.version_info[0] == 3
+
+if PY3:
+
+ # helper function to get a string from a variable that maybe 'str' or
+ # 'bytes' if 'bytes' then it is decoded using 'utf8'. If 'str' is passed
+ # it is returned unchanged
+ # Using this function is PY2/PY3 code should ensure in most cases
+ # the PY2 code runs unchanged in PY2 whereas the code in PY3 possibly
+ # decodes the variable (see PY2 implementation of this function below)
+ def get_string(bytesorstring):
+ tmp = bytesorstring
+ if isinstance(bytesorstring, bytes):
+ tmp = bytesorstring.decode('utf8')
+ elif not isinstance(bytesorstring, str):
+ raise ValueError('Expected byte of string for %s:%s' % (type(bytesorstring), bytesorstring))
+ return tmp
+
+else:
+
+ # Helper function to return string.
+ # if 'str' or 'unicode' passed in they are returned unchanged
+ # otherwise an exception is generated
+ # Using this function is PY2/PY3 code should ensure in most cases
+ # the PY2 code runs unchanged in PY2 whereas the code in PY3 possibly
+ # decodes the variable (see PY3 implementation of this function above)
+ def get_string(bytesorstring):
+ tmp = bytesorstring
+ if not(isinstance(bytesorstring, str) or isinstance(bytesorstring, unicode)):
+ raise ValueError('Expected str or unicode for %s:%s' % (type(bytesorstring), bytesorstring))
+ return tmp
+
+# sigh, python octal constants are a mess
+MODE_644 = int('644', 8)
+MODE_744 = int('744', 8)
+MODE_755 = int('755', 8)
+MODE_777 = int('777', 8)
+
+def conf(f):
+ # override in order to propagate the argument "mandatory"
+ def fun(*k, **kw):
+ mandatory = True
+ if 'mandatory' in kw:
+ mandatory = kw['mandatory']
+ del kw['mandatory']
+
+ try:
+ return f(*k, **kw)
+ except Errors.ConfigurationError:
+ if mandatory:
+ raise
+
+ fun.__name__ = f.__name__
+ if 'mandatory' in inspect.getsource(f):
+ fun = f
+
+ setattr(Configure.ConfigurationContext, f.__name__, fun)
+ setattr(Build.BuildContext, f.__name__, fun)
+ return f
+Configure.conf = conf
+Configure.conftest = conf
+
+@conf
+def SET_TARGET_TYPE(ctx, target, value):
+ '''set the target type of a target'''
+ cache = LOCAL_CACHE(ctx, 'TARGET_TYPE')
+ if target in cache and cache[target] != 'EMPTY':
+ Logs.error("ERROR: Target '%s' in directory %s re-defined as %s - was %s" % (target, ctx.path.abspath(), value, cache[target]))
+ sys.exit(1)
+ LOCAL_CACHE_SET(ctx, 'TARGET_TYPE', target, value)
+ debug("task_gen: Target '%s' created of type '%s' in %s" % (target, value, ctx.path.abspath()))
+ return True
+
+
+def GET_TARGET_TYPE(ctx, target):
+ '''get target type from cache'''
+ cache = LOCAL_CACHE(ctx, 'TARGET_TYPE')
+ if not target in cache:
+ return None
+ return cache[target]
+
+
+def ADD_LD_LIBRARY_PATH(path):
+ '''add something to LD_LIBRARY_PATH'''
+ if 'LD_LIBRARY_PATH' in os.environ:
+ oldpath = os.environ['LD_LIBRARY_PATH']
+ else:
+ oldpath = ''
+ newpath = oldpath.split(':')
+ if not path in newpath:
+ newpath.append(path)
+ os.environ['LD_LIBRARY_PATH'] = ':'.join(newpath)
+
+
+def needs_private_lib(bld, target):
+ '''return True if a target links to a private library'''
+ for lib in getattr(target, "final_libs", []):
+ t = bld.get_tgen_by_name(lib)
+ if t and getattr(t, 'private_library', False):
+ return True
+ return False
+
+
+def install_rpath(target):
+ '''the rpath value for installation'''
+ bld = target.bld
+ bld.env['RPATH'] = []
+ ret = set()
+ if bld.env.RPATH_ON_INSTALL:
+ ret.add(bld.EXPAND_VARIABLES(bld.env.LIBDIR))
+ if bld.env.RPATH_ON_INSTALL_PRIVATE and needs_private_lib(bld, target):
+ ret.add(bld.EXPAND_VARIABLES(bld.env.PRIVATELIBDIR))
+ return list(ret)
+
+
+def build_rpath(bld):
+ '''the rpath value for build'''
+ rpaths = [os.path.normpath('%s/%s' % (bld.env.BUILD_DIRECTORY, d)) for d in ("shared", "shared/private")]
+ bld.env['RPATH'] = []
+ if bld.env.RPATH_ON_BUILD:
+ return rpaths
+ for rpath in rpaths:
+ ADD_LD_LIBRARY_PATH(rpath)
+ return []
+
+
+@conf
+def LOCAL_CACHE(ctx, name):
+ '''return a named build cache dictionary, used to store
+ state inside other functions'''
+ if name in ctx.env:
+ return ctx.env[name]
+ ctx.env[name] = {}
+ return ctx.env[name]
+
+
+@conf
+def LOCAL_CACHE_SET(ctx, cachename, key, value):
+ '''set a value in a local cache'''
+ cache = LOCAL_CACHE(ctx, cachename)
+ cache[key] = value
+
+
+@conf
+def ASSERT(ctx, expression, msg):
+ '''a build assert call'''
+ if not expression:
+ raise Errors.WafError("ERROR: %s\n" % msg)
+Build.BuildContext.ASSERT = ASSERT
+
+
+def SUBDIR(bld, subdir, list):
+ '''create a list of files by pre-pending each with a subdir name'''
+ ret = ''
+ for l in TO_LIST(list):
+ ret = ret + os.path.normpath(os.path.join(subdir, l)) + ' '
+ return ret
+Build.BuildContext.SUBDIR = SUBDIR
+
+
+def dict_concat(d1, d2):
+ '''concatenate two dictionaries d1 += d2'''
+ for t in d2:
+ if t not in d1:
+ d1[t] = d2[t]
+
+def ADD_COMMAND(opt, name, function):
+ '''add a new top level command to waf'''
+ Context.g_module.__dict__[name] = function
+ opt.name = function
+Options.OptionsContext.ADD_COMMAND = ADD_COMMAND
+
+
+@feature('c', 'cc', 'cshlib', 'cprogram')
+@before('apply_core','exec_rule')
+def process_depends_on(self):
+ '''The new depends_on attribute for build rules
+ allow us to specify a dependency on output from
+ a source generation rule'''
+ if getattr(self , 'depends_on', None):
+ lst = self.to_list(self.depends_on)
+ for x in lst:
+ y = self.bld.get_tgen_by_name(x)
+ self.bld.ASSERT(y is not None, "Failed to find dependency %s of %s" % (x, self.name))
+ y.post()
+ if getattr(y, 'more_includes', None):
+ self.includes += " " + y.more_includes
+
+
+def unique_list(seq):
+ '''return a uniquified list in the same order as the existing list'''
+ seen = {}
+ result = []
+ for item in seq:
+ if item in seen: continue
+ seen[item] = True
+ result.append(item)
+ return result
+
+
+def TO_LIST(str, delimiter=None):
+ '''Split a list, preserving quoted strings and existing lists'''
+ if str is None:
+ return []
+ if isinstance(str, list):
+ # we need to return a new independent list...
+ return list(str)
+ if len(str) == 0:
+ return []
+ lst = str.split(delimiter)
+ # the string may have had quotes in it, now we
+ # check if we did have quotes, and use the slower shlex
+ # if we need to
+ for e in lst:
+ if e[0] == '"':
+ return shlex.split(str)
+ return lst
+
+
+def subst_vars_error(string, env):
+ '''substitute vars, throw an error if a variable is not defined'''
+ lst = re.split(r'(\$\{\w+\})', string)
+ out = []
+ for v in lst:
+ if re.match(r'\$\{\w+\}', v):
+ vname = v[2:-1]
+ if not vname in env:
+ raise KeyError("Failed to find variable %s in %s in env %s <%s>" % (vname, string, env.__class__, str(env)))
+ v = env[vname]
+ if isinstance(v, list):
+ v = ' '.join(v)
+ out.append(v)
+ return ''.join(out)
+
+
+@conf
+def SUBST_ENV_VAR(ctx, varname):
+ '''Substitute an environment variable for any embedded variables'''
+ return subst_vars_error(ctx.env[varname], ctx.env)
+Build.BuildContext.SUBST_ENV_VAR = SUBST_ENV_VAR
+
+
+def recursive_dirlist(dir, relbase, pattern=None):
+ '''recursive directory list'''
+ ret = []
+ for f in os.listdir(dir):
+ f2 = dir + '/' + f
+ if os.path.isdir(f2):
+ ret.extend(recursive_dirlist(f2, relbase))
+ else:
+ if pattern and not fnmatch.fnmatch(f, pattern):
+ continue
+ ret.append(os.path.relpath(f2, relbase))
+ return ret
+
+
+def symlink(src, dst, force=True):
+ """Can create symlink by force"""
+ try:
+ os.symlink(src, dst)
+ except OSError as exc:
+ if exc.errno == errno.EEXIST and force:
+ os.remove(dst)
+ os.symlink(src, dst)
+ else:
+ raise
+
+
+def mkdir_p(dir):
+ '''like mkdir -p'''
+ if not dir:
+ return
+ if dir.endswith("/"):
+ mkdir_p(dir[:-1])
+ return
+ if os.path.isdir(dir):
+ return
+ mkdir_p(os.path.dirname(dir))
+ os.mkdir(dir)
+
+
+def SUBST_VARS_RECURSIVE(string, env):
+ '''recursively expand variables'''
+ if string is None:
+ return string
+ limit=100
+ while (string.find('${') != -1 and limit > 0):
+ string = subst_vars_error(string, env)
+ limit -= 1
+ return string
+
+
+@conf
+def EXPAND_VARIABLES(ctx, varstr, vars=None):
+ '''expand variables from a user supplied dictionary
+
+ This is most useful when you pass vars=locals() to expand
+ all your local variables in strings
+ '''
+
+ if isinstance(varstr, list):
+ ret = []
+ for s in varstr:
+ ret.append(EXPAND_VARIABLES(ctx, s, vars=vars))
+ return ret
+
+ if not isinstance(varstr, str):
+ return varstr
+
+ env = ConfigSet.ConfigSet()
+ ret = varstr
+ # substitute on user supplied dict if available
+ if vars is not None:
+ for v in vars.keys():
+ env[v] = vars[v]
+ ret = SUBST_VARS_RECURSIVE(ret, env)
+
+ # if anything left, subst on the environment as well
+ if ret.find('${') != -1:
+ ret = SUBST_VARS_RECURSIVE(ret, ctx.env)
+ # make sure there is nothing left. Also check for the common
+ # typo of $( instead of ${
+ if ret.find('${') != -1 or ret.find('$(') != -1:
+ Logs.error('Failed to substitute all variables in varstr=%s' % ret)
+ sys.exit(1)
+ return ret
+Build.BuildContext.EXPAND_VARIABLES = EXPAND_VARIABLES
+
+
+def RUN_COMMAND(cmd,
+ env=None,
+ shell=False):
+ '''run a external command, return exit code or signal'''
+ if env:
+ cmd = SUBST_VARS_RECURSIVE(cmd, env)
+
+ status = os.system(cmd)
+ if os.WIFEXITED(status):
+ return os.WEXITSTATUS(status)
+ if os.WIFSIGNALED(status):
+ return - os.WTERMSIG(status)
+ Logs.error("Unknown exit reason %d for command: %s" % (status, cmd))
+ return -1
+
+
+def RUN_PYTHON_TESTS(testfiles, pythonpath=None, extra_env=None):
+ env = LOAD_ENVIRONMENT()
+ if pythonpath is None:
+ pythonpath = os.path.join(Context.g_module.out, 'python')
+ result = 0
+ for interp in env.python_interpreters:
+ if not isinstance(interp, str):
+ interp = ' '.join(interp)
+ for testfile in testfiles:
+ cmd = "PYTHONPATH=%s %s %s" % (pythonpath, interp, testfile)
+ if extra_env:
+ for key, value in extra_env.items():
+ cmd = "%s=%s %s" % (key, value, cmd)
+ print('Running Python test with %s: %s' % (interp, testfile))
+ ret = RUN_COMMAND(cmd)
+ if ret:
+ print('Python test failed: %s' % cmd)
+ result = ret
+ return result
+
+
+# make sure we have md5. some systems don't have it
+try:
+ from hashlib import md5
+ # Even if hashlib.md5 exists, it may be unusable.
+ # Try to use MD5 function. In FIPS mode this will cause an exception
+ # and we'll get to the replacement code
+ foo = md5(b'abcd')
+except:
+ try:
+ import md5
+ # repeat the same check here, mere success of import is not enough.
+ # Try to use MD5 function. In FIPS mode this will cause an exception
+ foo = md5.md5(b'abcd')
+ except:
+ Context.SIG_NIL = hash('abcd')
+ class replace_md5(object):
+ def __init__(self):
+ self.val = None
+ def update(self, val):
+ self.val = hash((self.val, val))
+ def digest(self):
+ return str(self.val)
+ def hexdigest(self):
+ return self.digest().encode('hex')
+ def replace_h_file(filename):
+ f = open(filename, 'rb')
+ m = replace_md5()
+ while (filename):
+ filename = f.read(100000)
+ m.update(filename)
+ f.close()
+ return m.digest()
+ Utils.md5 = replace_md5
+ Task.md5 = replace_md5
+ Utils.h_file = replace_h_file
+
+
+def LOAD_ENVIRONMENT():
+ '''load the configuration environment, allowing access to env vars
+ from new commands'''
+ env = ConfigSet.ConfigSet()
+ try:
+ p = os.path.join(Context.g_module.out, 'c4che/default'+CACHE_SUFFIX)
+ env.load(p)
+ except (OSError, IOError):
+ pass
+ return env
+
+
+def IS_NEWER(bld, file1, file2):
+ '''return True if file1 is newer than file2'''
+ curdir = bld.path.abspath()
+ t1 = os.stat(os.path.join(curdir, file1)).st_mtime
+ t2 = os.stat(os.path.join(curdir, file2)).st_mtime
+ return t1 > t2
+Build.BuildContext.IS_NEWER = IS_NEWER
+
+
+@conf
+def RECURSE(ctx, directory):
+ '''recurse into a directory, relative to the curdir or top level'''
+ try:
+ visited_dirs = ctx.visited_dirs
+ except AttributeError:
+ visited_dirs = ctx.visited_dirs = set()
+ d = os.path.join(ctx.path.abspath(), directory)
+ if os.path.exists(d):
+ abspath = os.path.abspath(d)
+ else:
+ abspath = os.path.abspath(os.path.join(Context.g_module.top, directory))
+ ctxclass = ctx.__class__.__name__
+ key = ctxclass + ':' + abspath
+ if key in visited_dirs:
+ # already done it
+ return
+ visited_dirs.add(key)
+ relpath = os.path.relpath(abspath, ctx.path.abspath())
+ if ctxclass in ['OptionsContext',
+ 'ConfigurationContext',
+ 'BuildContext',
+ 'CleanContext',
+ 'InstallContext',
+ 'UninstallContext',
+ 'ListContext']:
+ return ctx.recurse(relpath)
+ if 'waflib.extras.compat15' in sys.modules:
+ return ctx.recurse(relpath)
+ raise Errors.WafError('Unknown RECURSE context class: {}'.format(ctxclass))
+Options.OptionsContext.RECURSE = RECURSE
+Build.BuildContext.RECURSE = RECURSE
+
+
+def CHECK_MAKEFLAGS(options):
+ '''check for MAKEFLAGS environment variable in case we are being
+ called from a Makefile try to honor a few make command line flags'''
+ if not 'WAF_MAKE' in os.environ:
+ return
+ makeflags = os.environ.get('MAKEFLAGS')
+ if makeflags is None:
+ makeflags = ""
+ jobs_set = False
+ jobs = None
+ # we need to use shlex.split to cope with the escaping of spaces
+ # in makeflags
+ for opt in shlex.split(makeflags):
+ # options can come either as -x or as x
+ if opt[0:2] == 'V=':
+ options.verbose = Logs.verbose = int(opt[2:])
+ if Logs.verbose > 0:
+ Logs.zones = ['runner']
+ if Logs.verbose > 2:
+ Logs.zones = ['*']
+ elif opt[0].isupper() and opt.find('=') != -1:
+ # this allows us to set waf options on the make command line
+ # for example, if you do "make FOO=blah", then we set the
+ # option 'FOO' in Options.options, to blah. If you look in wafsamba/wscript
+ # you will see that the command line accessible options have their dest=
+ # set to uppercase, to allow for passing of options from make in this way
+ # this is also how "make test TESTS=testpattern" works, and
+ # "make VERBOSE=1" as well as things like "make SYMBOLCHECK=1"
+ loc = opt.find('=')
+ setattr(options, opt[0:loc], opt[loc+1:])
+ elif opt[0] != '-':
+ for v in opt:
+ if re.search(r'j[0-9]*$', v):
+ jobs_set = True
+ jobs = opt.strip('j')
+ elif v == 'k':
+ options.keep = True
+ elif re.search(r'-j[0-9]*$', opt):
+ jobs_set = True
+ jobs = opt.strip('-j')
+ elif opt == '-k':
+ options.keep = True
+ if not jobs_set:
+ # default to one job
+ options.jobs = 1
+ elif jobs_set and jobs:
+ options.jobs = int(jobs)
+
+waflib_options_parse_cmd_args = Options.OptionsContext.parse_cmd_args
+def wafsamba_options_parse_cmd_args(self, _args=None, cwd=None, allow_unknown=False):
+ (options, commands, envvars) = \
+ waflib_options_parse_cmd_args(self,
+ _args=_args,
+ cwd=cwd,
+ allow_unknown=allow_unknown)
+ CHECK_MAKEFLAGS(options)
+ if options.jobs == 1:
+ #
+ # waflib.Runner.Parallel processes jobs inline if the possible number
+ # of jobs is just 1. But (at least in waf <= 2.0.12) it still calls
+ # create a waflib.Runner.Spawner() which creates a single
+ # waflib.Runner.Consumer() thread that tries to process jobs from the
+ # queue.
+ #
+ # This has strange effects, which are not noticed typically,
+ # but at least on AIX python has broken threading and fails
+ # in random ways.
+ #
+ # So we just add a dummy Spawner class.
+ class NoOpSpawner(object):
+ def __init__(self, master):
+ return
+ from waflib import Runner
+ Runner.Spawner = NoOpSpawner
+ return options, commands, envvars
+Options.OptionsContext.parse_cmd_args = wafsamba_options_parse_cmd_args
+
+option_groups = {}
+
+def option_group(opt, name):
+ '''find or create an option group'''
+ global option_groups
+ if name in option_groups:
+ return option_groups[name]
+ gr = opt.add_option_group(name)
+ option_groups[name] = gr
+ return gr
+Options.OptionsContext.option_group = option_group
+
+
+def save_file(filename, contents, create_dir=False):
+ '''save data to a file'''
+ if create_dir:
+ mkdir_p(os.path.dirname(filename))
+ try:
+ f = open(filename, 'w')
+ f.write(contents)
+ f.close()
+ except:
+ return False
+ return True
+
+
+def load_file(filename):
+ '''return contents of a file'''
+ try:
+ f = open(filename, 'r')
+ r = f.read()
+ f.close()
+ except:
+ return None
+ return r
+
+
+def reconfigure(ctx):
+ '''rerun configure if necessary'''
+ if not os.path.exists(os.environ.get('WAFLOCK', '.lock-wscript')):
+ raise Errors.WafError('configure has not been run')
+ import samba_wildcard
+ bld = samba_wildcard.fake_build_environment()
+ Configure.autoconfig = True
+ Scripting.check_configured(bld)
+
+
+def map_shlib_extension(ctx, name, python=False):
+ '''map a filename with a shared library extension of .so to the real shlib name'''
+ if name is None:
+ return None
+ if name[-1:].isdigit():
+ # some libraries have specified versions in the wscript rule
+ return name
+ (root1, ext1) = os.path.splitext(name)
+ if python:
+ return ctx.env.pyext_PATTERN % root1
+ else:
+ (root2, ext2) = os.path.splitext(ctx.env.cshlib_PATTERN)
+ return root1+ext2
+Build.BuildContext.map_shlib_extension = map_shlib_extension
+
+def apply_pattern(filename, pattern):
+ '''apply a filename pattern to a filename that may have a directory component'''
+ dirname = os.path.dirname(filename)
+ if not dirname:
+ return pattern % filename
+ basename = os.path.basename(filename)
+ return os.path.join(dirname, pattern % basename)
+
+def make_libname(ctx, name, nolibprefix=False, version=None, python=False):
+ """make a library filename
+ Options:
+ nolibprefix: don't include the lib prefix
+ version : add a version number
+ python : if we should use python module name conventions"""
+
+ if python:
+ libname = apply_pattern(name, ctx.env.pyext_PATTERN)
+ else:
+ libname = apply_pattern(name, ctx.env.cshlib_PATTERN)
+ if nolibprefix and libname[0:3] == 'lib':
+ libname = libname[3:]
+ if version:
+ if version[0] == '.':
+ version = version[1:]
+ (root, ext) = os.path.splitext(libname)
+ if ext == ".dylib":
+ # special case - version goes before the prefix
+ libname = "%s.%s%s" % (root, version, ext)
+ else:
+ libname = "%s%s.%s" % (root, ext, version)
+ return libname
+Build.BuildContext.make_libname = make_libname
+
+
+def get_tgt_list(bld):
+ '''return a list of build objects for samba'''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ # build a list of task generators we are interested in
+ tgt_list = []
+ for tgt in targets:
+ type = targets[tgt]
+ if not type in ['SUBSYSTEM', 'BUILTIN', 'MODULE', 'BINARY', 'LIBRARY', 'PLUGIN', 'ASN1', 'PYTHON']:
+ continue
+ t = bld.get_tgen_by_name(tgt)
+ if t is None:
+ Logs.error("Target %s of type %s has no task generator" % (tgt, type))
+ sys.exit(1)
+ tgt_list.append(t)
+ return tgt_list
+
+from waflib.Context import WSCRIPT_FILE
+def PROCESS_SEPARATE_RULE(self, rule):
+ ''' cause waf to process additional script based on `rule'.
+ You should have file named wscript_<stage>_rule in the current directory
+ where stage is either 'configure' or 'build'
+ '''
+ stage = ''
+ if isinstance(self, Configure.ConfigurationContext):
+ stage = 'configure'
+ elif isinstance(self, Build.BuildContext):
+ stage = 'build'
+ file_path = os.path.join(self.path.abspath(), WSCRIPT_FILE+'_'+stage+'_'+rule)
+ node = self.root.find_node(file_path)
+ if node:
+ try:
+ cache = self.recurse_cache
+ except AttributeError:
+ cache = self.recurse_cache = {}
+ if node not in cache:
+ cache[node] = True
+ self.pre_recurse(node)
+ try:
+ function_code = node.read('r', None)
+ exec(compile(function_code, node.abspath(), 'exec'), self.exec_dict)
+ finally:
+ self.post_recurse(node)
+
+Build.BuildContext.PROCESS_SEPARATE_RULE = PROCESS_SEPARATE_RULE
+ConfigurationContext.PROCESS_SEPARATE_RULE = PROCESS_SEPARATE_RULE
+
+def AD_DC_BUILD_IS_ENABLED(self):
+ if self.CONFIG_SET('AD_DC_BUILD_IS_ENABLED'):
+ return True
+ return False
+
+Build.BuildContext.AD_DC_BUILD_IS_ENABLED = AD_DC_BUILD_IS_ENABLED
+
+@feature('cprogram', 'cshlib', 'cstaticlib')
+@after('apply_lib_vars')
+@before('apply_obj_vars')
+def samba_before_apply_obj_vars(self):
+ """before apply_obj_vars for uselib, this removes the standard paths"""
+
+ def is_standard_libpath(env, path):
+ normalized_path = os.path.normpath(path)
+ for _path in env.STANDARD_LIBPATH:
+ if _path == normalized_path:
+ return True
+ return False
+
+ v = self.env
+
+ for i in v['RPATH']:
+ if is_standard_libpath(v, i):
+ v['RPATH'].remove(i)
+
+ for i in v['LIBPATH']:
+ if is_standard_libpath(v, i):
+ v['LIBPATH'].remove(i)
+
+# Samba options are mostly on by default (administrators and packagers
+# specify features to remove, not add), which is why default=True
+
+def samba_add_onoff_option(opt, option, help=(), dest=None, default=True,
+ with_name="with", without_name="without"):
+ if default is None:
+ default_str = "auto"
+ elif default is True:
+ default_str = "yes"
+ elif default is False:
+ default_str = "no"
+ else:
+ default_str = str(default)
+
+ if help == ():
+ help = ("Build with %s support (default=%s)" % (option, default_str))
+ if dest is None:
+ dest = "with_%s" % option.replace('-', '_')
+
+ with_val = "--%s-%s" % (with_name, option)
+ without_val = "--%s-%s" % (without_name, option)
+
+ opt.add_option(with_val, help=help, action="store_true", dest=dest,
+ default=default)
+ opt.add_option(without_val, help=SUPPRESS_HELP, action="store_false",
+ dest=dest)
+Options.OptionsContext.samba_add_onoff_option = samba_add_onoff_option