docs: Document new tdbdump -x option
[cs/samba-autobuild/.git] / wscript
diff --git a/wscript b/wscript
index 23f94798c51a5a0d30bc9c4949b4cdc830daa9e1..57545c6a57195e15235d087b222a9cbf8f72c6b4 100644 (file)
--- a/wscript
+++ b/wscript
@@ -1,21 +1,25 @@
 #!/usr/bin/env python
 
-srcdir = '.'
-blddir = 'bin'
+top = '.'
+out = 'bin'
 
 APPNAME='samba'
 VERSION=None
 
 import sys, os, tempfile
-sys.path.insert(0, srcdir+"/buildtools/wafsamba")
-import wafsamba, Options, samba_dist, Scripting, Utils, samba_version
-
+sys.path.insert(0, top+"/buildtools/wafsamba")
+import shutil
+import wafsamba, samba_dist, samba_git, samba_version, samba_utils
+from waflib import Options, Scripting, Logs, Context, Errors
+from waflib.Tools import bison
 
 samba_dist.DIST_DIRS('.')
 samba_dist.DIST_BLACKLIST('.gitignore .bzrignore source4/selftest/provisions')
 
+DEFAULT_PRIVATE_LIBS = ["ldb"]
+
 # install in /usr/local/samba by default
-Options.default_prefix = '/usr/local/samba'
+default_prefix = Options.default_prefix = '/usr/local/samba'
 
 # This callback optionally takes a list of paths as arguments:
 # --with-system_mitkrb5 /path/to/krb5 /another/path
@@ -31,27 +35,70 @@ def system_mitkrb5_callback(option, opt, value, parser):
         del parser.rargs[:len(value)]
         setattr(parser.values, option.dest, value)
 
-def set_options(opt):
+def options(opt):
     opt.BUILTIN_DEFAULT('NONE')
-    opt.PRIVATE_EXTENSION_DEFAULT('samba4')
+    opt.PRIVATE_EXTENSION_DEFAULT('private-samba')
     opt.RECURSE('lib/replace')
     opt.RECURSE('dynconfig')
+    opt.RECURSE('packaging')
     opt.RECURSE('lib/ldb')
-    opt.RECURSE('lib/ntdb')
     opt.RECURSE('selftest')
-    opt.RECURSE('source4/lib/tls')
+    opt.RECURSE('source4/dsdb/samdb/ldb_modules')
     opt.RECURSE('pidl')
     opt.RECURSE('source3')
     opt.RECURSE('lib/util')
     opt.RECURSE('ctdb')
 
+# Optional Libraries
+# ------------------
+#
+# Most of the calls to opt.add_option() use default=True for the --with case
+#
+# To assist users and distributors to build Samba with the full feature
+# set, the build system will abort if our dependent libraries and their
+# header files are not found on the target system.  This will mean for
+# example, that xattr, acl and ldap headers must be installed for the
+# default build to complete.  The configure system will check for these
+# headers, and the error message will indicate the option (such as
+# --without-acl-support) that can be specified to skip this requirement.
+#
+# This will assist users and in particular distributors in building fully
+# functional packages, while allowing those on systems truly without these
+# facilities to continue to build Samba after careful consideration.
+#
+# It also ensures our container image generation in bootstrap/ is correct
+# as otherwise a missing package there would just silently work
+
+    opt.samba_add_onoff_option('pthreadpool', with_name="enable", without_name="disable", default=True)
+
     opt.add_option('--with-system-mitkrb5',
-                   help='enable system MIT krb5 build (includes Samba 4 client and Samba 3 code base).'+
+                   help='build Samba with system MIT Kerberos. ' +
                         'You may specify list of paths where Kerberos is installed (e.g. /usr/local /usr/kerberos) to search krb5-config',
                    action='callback', callback=system_mitkrb5_callback, dest='with_system_mitkrb5', default=False)
 
+    opt.add_option('--with-experimental-mit-ad-dc',
+                   help='Enable the experimental MIT Kerberos-backed AD DC.  ' +
+                   'Note that security patches are not issued for this configuration',
+                   action='store_true',
+                   dest='with_experimental_mit_ad_dc',
+                   default=False)
+
+    opt.add_option('--with-system-mitkdc',
+                   help=('Specify the path to the krb5kdc binary from MIT Kerberos'),
+                   type="string",
+                   dest='with_system_mitkdc',
+                   default=None)
+
+    opt.add_option('--with-system-heimdalkrb5',
+                   help=('build Samba with system Heimdal Kerberos. ' +
+                         'Requires --without-ad-dc' and
+                         'conflicts with --with-system-mitkrb5'),
+                   action='store_true',
+                   dest='with_system_heimdalkrb5',
+                   default=False)
+
     opt.add_option('--without-ad-dc',
-                   help='disable AD DC functionality (enables Samba 4 client and Samba 3 code base).',
+                   help='disable AD DC functionality (enables only Samba FS (File Server, Winbind, NMBD) and client utilities.',
                    action='store_true', dest='without_ad_dc', default=False)
 
     opt.add_option('--with-pie',
@@ -70,19 +117,32 @@ def set_options(opt):
                   help=("Disable RELRO builds"),
                   action="store_false", dest='enable_relro')
 
-    opt.add_option('--with-systemd',
-                   help=("Enable systemd integration"),
-                   action='store_true', dest='enable_systemd')
+    opt.add_option('--with-kernel-keyring',
+                  help=('Enable kernely keyring support for credential storage ' +
+                        '(default if keyutils libraries are available)'),
+                  action='store_true', dest='enable_keyring')
+    opt.add_option('--without-kernel-keyring',
+                  help=('Disable kernely keyring support for credential storage'),
+                  action='store_false', dest='enable_keyring')
 
-    opt.add_option('--without-systemd',
-                   help=("Disable systemd integration"),
-                   action='store_false', dest='enable_systemd')
+    opt.samba_add_onoff_option('ldap')
 
-    gr = opt.option_group('developer options')
+    opt.option_group('developer options')
 
-    opt.tool_options('python') # options for disabling pyc or pyo compilation
+    opt.load('python') # options for disabling pyc or pyo compilation
     # enable options related to building python extensions
 
+    opt.add_option('--with-json',
+                   action='store_true', dest='with_json',
+                   help=("Build with JSON support (default=True). This "
+                         "requires the jansson development headers."))
+    opt.add_option('--without-json',
+                   action='store_false', dest='with_json',
+                   help=("Build without JSON support."))
+
+    opt.samba_add_onoff_option('smb1-server',
+                               dest='with_smb1server',
+                               help=("Build smbd with SMB1 support (default=yes)."))
 
 def configure(conf):
     version = samba_version.load_version(env=conf.env)
@@ -94,17 +154,41 @@ def configure(conf):
     if Options.options.developer:
         conf.ADD_CFLAGS('-DDEVELOPER -DDEBUG_PASSWORD')
         conf.env.DEVELOPER = True
+        # if we are in a git tree without a pre-commit hook, install a
+        # simple default.
+        # we need git for 'waf dist'
+        githooksdir = None
+        conf.find_program('git', var='GIT')
+        if 'GIT' in conf.env:
+            githooksdir = conf.CHECK_COMMAND('%s rev-parse --git-path hooks' % conf.env.GIT[0],
+                               msg='Finding githooks directory',
+                               define=None,
+                               on_target=False)
+        if githooksdir and os.path.isdir(githooksdir):
+            pre_commit_hook = os.path.join(githooksdir, 'pre-commit')
+            if not os.path.exists(pre_commit_hook):
+                Logs.info("Installing script/git-hooks/pre-commit-hook as %s" %
+                          pre_commit_hook)
+                shutil.copy(os.path.join(Context.g_module.top, 'script/git-hooks/pre-commit-hook'),
+                            pre_commit_hook)
 
     conf.ADD_EXTRA_INCLUDES('#include/public #source4 #lib #source4/lib #source4/include #include #lib/replace')
 
     conf.env.replace_add_global_pthread = True
     conf.RECURSE('lib/replace')
 
+    conf.RECURSE('examples/fuse')
+    conf.RECURSE('examples/winexe')
+
     conf.SAMBA_CHECK_PERL(mandatory=True)
-    conf.find_program('xsltproc', var='XSLTPROC')
+    conf.CHECK_XSLTPROC_MANPAGES()
+
+    if conf.env.disable_python:
+        if not (Options.options.without_ad_dc):
+            raise Errors.WafError('--disable-python requires --without-ad-dc')
 
-    conf.SAMBA_CHECK_PYTHON(mandatory=True, version=(2, 6, 0))
-    conf.SAMBA_CHECK_PYTHON_HEADERS(mandatory=True)
+    conf.SAMBA_CHECK_PYTHON()
+    conf.SAMBA_CHECK_PYTHON_HEADERS()
 
     if sys.platform == 'darwin' and not conf.env['HAVE_ENVIRON_DECL']:
         # Mac OSX needs to have this and it's also needed that the python is compiled with this
@@ -112,64 +196,233 @@ def configure(conf):
         if not conf.CHECK_SHLIB_W_PYTHON("Checking if -fno-common is needed"):
             conf.ADD_CFLAGS('-fno-common')
         if not conf.CHECK_SHLIB_W_PYTHON("Checking if -undefined dynamic_lookup is not need"):
-            conf.env.append_value('shlib_LINKFLAGS', ['-undefined', 'dynamic_lookup'])
+            conf.env.append_value('cshlib_LINKFLAGS', ['-undefined', 'dynamic_lookup'])
 
     if sys.platform == 'darwin':
         conf.ADD_LDFLAGS('-framework CoreFoundation')
 
-    if int(conf.env['PYTHON_VERSION'][0]) >= 3:
-        raise Utils.WafError('Python version 3.x is not supported by Samba yet')
-
     conf.RECURSE('dynconfig')
+    conf.RECURSE('selftest')
+
+    conf.PROCESS_SEPARATE_RULE('system_gnutls')
+
+    conf.CHECK_CFG(package='zlib', minversion='1.2.3',
+                   args='--cflags --libs',
+                   mandatory=True)
+    conf.CHECK_FUNCS_IN('inflateInit2', 'z')
+
+    if Options.options.enable_keyring is not False:
+        conf.env['WITH_KERNEL_KEYRING'] = 'auto'
+        if Options.options.enable_keyring is True:
+            conf.env['WITH_KERNEL_KEYRING'] = True
+    else:
+        conf.env['WITH_KERNEL_KEYRING'] = False
 
     if conf.CHECK_FOR_THIRD_PARTY():
-        conf.RECURSE('third_party/zlib')
-        conf.RECURSE('third_party/popt')
+        conf.RECURSE('third_party')
     else:
-        if not conf.CHECK_ZLIB():
-            raise Utils.WafError('zlib development packages have not been found.\nIf third_party is installed, check that it is in the proper place.')
-        else:
-            conf.define('USING_SYSTEM_ZLIB',1)
 
         if not conf.CHECK_POPT():
-            raise Utils.WafError('popt development packages have not been found.\nIf third_party is installed, check that it is in the proper place.')
+            raise Errors.WafError('popt development packages have not been found.\nIf third_party is installed, check that it is in the proper place.')
         else:
             conf.define('USING_SYSTEM_POPT', 1)
 
+        if not conf.CHECK_CMOCKA():
+            raise Errors.WafError('cmocka development packages has not been found.\nIf third_party is installed, check that it is in the proper place.')
+        else:
+            conf.define('USING_SYSTEM_CMOCKA', 1)
+
+        if conf.CONFIG_GET('ENABLE_SELFTEST'):
+            if not conf.CHECK_SOCKET_WRAPPER():
+                raise Errors.WafError('socket_wrapper package has not been found.\nIf third_party is installed, check that it is in the proper place.')
+            else:
+                conf.define('USING_SYSTEM_SOCKET_WRAPPER', 1)
+
+            if not conf.CHECK_NSS_WRAPPER():
+                raise Errors.WafError('nss_wrapper package has not been found.\nIf third_party is installed, check that it is in the proper place.')
+            else:
+                conf.define('USING_SYSTEM_NSS_WRAPPER', 1)
+
+            if not conf.CHECK_RESOLV_WRAPPER():
+                raise Errors.WafError('resolv_wrapper package has not been found.\nIf third_party is installed, check that it is in the proper place.')
+            else:
+                conf.define('USING_SYSTEM_RESOLV_WRAPPER', 1)
+
+            if not conf.CHECK_UID_WRAPPER():
+                raise Errors.WafError('uid_wrapper package has not been found.\nIf third_party is installed, check that it is in the proper place.')
+            else:
+                conf.define('USING_SYSTEM_UID_WRAPPER', 1)
+
+            if not conf.CHECK_PAM_WRAPPER():
+                raise Errors.WafError('pam_wrapper package has not been found.\nIf third_party is installed, check that it is in the proper place.')
+            else:
+                conf.define('USING_SYSTEM_PAM_WRAPPER', 1)
+
+    # Check for LDAP
+    if Options.options.with_ldap:
+        conf.CHECK_HEADERS('ldap.h lber.h ldap_pvt.h')
+        conf.CHECK_TYPE('ber_tag_t', 'unsigned int', headers='ldap.h lber.h')
+        conf.CHECK_FUNCS_IN('ber_scanf ber_sockbuf_add_io', 'lber')
+        conf.CHECK_VARIABLE('LDAP_OPT_SOCKBUF', headers='ldap.h')
+
+        # if we LBER_OPT_LOG_PRINT_FN we can intercept ldap logging and print it out
+        # for the samba logs
+        conf.CHECK_VARIABLE('LBER_OPT_LOG_PRINT_FN',
+                            define='HAVE_LBER_LOG_PRINT_FN', headers='lber.h')
+
+        conf.CHECK_FUNCS_IN('ldap_init ldap_init_fd ldap_initialize ldap_set_rebind_proc', 'ldap')
+        conf.CHECK_FUNCS_IN('ldap_add_result_entry', 'ldap')
+
+        # Check if ldap_set_rebind_proc() takes three arguments
+        if conf.CHECK_CODE('ldap_set_rebind_proc(0, 0, 0)',
+                           'LDAP_SET_REBIND_PROC_ARGS',
+                           msg="Checking whether ldap_set_rebind_proc takes 3 arguments",
+                           headers='ldap.h lber.h', link=False):
+            conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '3')
+        else:
+            conf.DEFINE('LDAP_SET_REBIND_PROC_ARGS', '2')
+
+        # last but not least, if ldap_init() exists, we want to use ldap
+        if conf.CONFIG_SET('HAVE_LDAP_INIT') and conf.CONFIG_SET('HAVE_LDAP_H'):
+            conf.DEFINE('HAVE_LDAP', '1')
+            conf.DEFINE('LDAP_DEPRECATED', '1')
+            conf.env['HAVE_LDAP'] = '1'
+            # if ber_sockbuf_add_io() and LDAP_OPT_SOCKBUF are available, we can add
+            # SASL wrapping hooks
+            if conf.CONFIG_SET('HAVE_BER_SOCKBUF_ADD_IO') and \
+                    conf.CONFIG_SET('HAVE_LDAP_OPT_SOCKBUF'):
+                conf.DEFINE('HAVE_LDAP_SASL_WRAPPING', '1')
+            conf.env.ENABLE_LDAP_BACKEND = True
+        else:
+            conf.fatal("LDAP support not found. "
+                       "Try installing libldap2-dev or openldap-devel. "
+                       "Otherwise, use --without-ldap to build without "
+                       "LDAP support. "
+                       "LDAP support is required for the LDAP passdb backend, "
+                       "LDAP idmap backends and ADS. "
+                       "ADS support improves communication with "
+                       "Active Directory domain controllers.")
+    else:
+        conf.SET_TARGET_TYPE('ldap', 'EMPTY')
+        conf.SET_TARGET_TYPE('lber', 'EMPTY')
+
+    conf.RECURSE('lib/tdb')
+    conf.RECURSE('lib/tevent')
     conf.RECURSE('lib/ldb')
 
+    if conf.CHECK_LDFLAGS(['-Wl,--wrap=test']):
+        conf.env['HAVE_LDWRAP'] = True
+        conf.define('HAVE_LDWRAP', 1)
+
+    if not (Options.options.without_ad_dc):
+        conf.DEFINE('AD_DC_BUILD_IS_ENABLED', 1)
+
+    # Check for flex before doing the embedded heimdal checks so we can bail if we don't have it.
+    Logs.info("Checking for flex")
+    conf.find_program('flex', var='FLEX')
+    if conf.env['FLEX']:
+        conf.CHECK_COMMAND('%s --version' % conf.env.FLEX[0],
+                           msg='Using flex version',
+                           define=None,
+                           on_target=False)
+    conf.env.FLEXFLAGS = ['-t']
+
+    # #line statements in these generated files cause issues for lcov
+    conf.env.FLEXFLAGS += ["--noline"]
+
+    Logs.info("Checking for bison")
+    bison.configure(conf)
+    if conf.env['BISON']:
+        conf.CHECK_COMMAND('%s --version  | head -n1' % conf.env.BISON[0],
+                           msg='Using bison version',
+                           define=None,
+                           on_target=False)
+
+    # #line statements in these generated files cause issues for lcov
+    conf.env.BISONFLAGS += ["--no-line"]
+
     if Options.options.with_system_mitkrb5:
+        if not Options.options.with_experimental_mit_ad_dc and \
+           not Options.options.without_ad_dc:
+            raise Errors.WafError('The MIT Kerberos build of Samba as an AD DC ' +
+                                  'is experimental. Therefore '
+                                  '--with-system-mitkrb5 requires either ' +
+                                  '--with-experimental-mit-ad-dc or ' +
+                                  '--without-ad-dc')
+
         conf.PROCESS_SEPARATE_RULE('system_mitkrb5')
+
     if not (Options.options.without_ad_dc or Options.options.with_system_mitkrb5):
         conf.DEFINE('AD_DC_BUILD_IS_ENABLED', 1)
-    # Only process heimdal_build for non-MIT KRB5 builds
-    # When MIT KRB5 checks are done as above, conf.env.KRB5_VENDOR will be set
-    # to the lowcased output of 'krb5-config --vendor'.
-    # If it is not set or the output is 'heimdal', we are dealing with
-    # system-provided or embedded Heimdal build
-    if conf.CONFIG_GET('KRB5_VENDOR') in (None, 'heimdal'):
-        conf.RECURSE('source4/heimdal_build')
-    conf.RECURSE('source4/lib/tls')
+
+    if Options.options.with_system_heimdalkrb5:
+        if Options.options.with_system_mitkrb5:
+            raise Errors.WafError('--with-system-heimdalkrb5 conflicts with ' +
+                                  '--with-system-mitkrb5')
+        if not Options.options.without_ad_dc:
+            raise Errors.WafError('--with-system-heimdalkrb5 requires ' +
+                                  '--without-ad-dc')
+        conf.env.SYSTEM_LIBS += ('heimdal', 'asn1', 'com_err', 'roken',
+                                 'hx509', 'wind', 'gssapi', 'hcrypto',
+                                 'krb5', 'heimbase', 'asn1_compile',
+                                 'compile_et', 'kdc', 'hdb', 'heimntlm')
+        conf.PROCESS_SEPARATE_RULE('system_heimdal')
+
+    if not conf.CONFIG_GET('KRB5_VENDOR'):
+        conf.PROCESS_SEPARATE_RULE('embedded_heimdal')
+
+    conf.RECURSE('source4/dsdb/samdb/ldb_modules')
     conf.RECURSE('source4/ntvfs/sysdep')
     conf.RECURSE('lib/util')
-    conf.RECURSE('lib/ccan')
-    conf.RECURSE('lib/ntdb')
     conf.RECURSE('lib/util/charset')
     conf.RECURSE('source4/auth')
     conf.RECURSE('nsswitch')
     conf.RECURSE('libcli/smbreadline')
-    conf.RECURSE('lib/crypto')
     conf.RECURSE('pidl')
-    conf.RECURSE('selftest')
     if conf.CONFIG_GET('ENABLE_SELFTEST'):
-        conf.RECURSE('lib/nss_wrapper')
-        conf.RECURSE('lib/resolv_wrapper')
-        conf.RECURSE('lib/socket_wrapper')
-        conf.RECURSE('lib/uid_wrapper')
+        if not (Options.options.without_ad_dc):
+            conf.DEFINE('WITH_NTVFS_FILESERVER', 1)
+        conf.RECURSE('testsuite/unittests')
+
+    if Options.options.with_pthreadpool:
+        if conf.CONFIG_SET('HAVE_PTHREAD'):
+            conf.DEFINE('WITH_PTHREADPOOL', '1')
+        else:
+            Logs.warn("pthreadpool support cannot be enabled when pthread support was not found")
+            conf.undefine('WITH_PTHREADPOOL')
+
+    conf.SET_TARGET_TYPE('jansson', 'EMPTY')
+
+    if Options.options.with_json is not False:
+        if conf.CHECK_CFG(package='jansson', args='--cflags --libs',
+                          msg='Checking for jansson'):
+            conf.CHECK_FUNCS_IN('json_object', 'jansson')
+
+    if not conf.CONFIG_GET('HAVE_JSON_OBJECT'):
+        if Options.options.with_json is not False:
+            conf.fatal("Jansson JSON support not found. "
+                       "Try installing libjansson-dev or jansson-devel. "
+                       "Otherwise, use --without-json to build without "
+                       "JSON support. "
+                       "JSON support is required for the JSON "
+                       "formatted audit log feature, the AD DC, and "
+                       "the JSON printers of the net utility")
+        if not Options.options.without_ad_dc:
+            raise Errors.WafError('--without-json requires --without-ad-dc. '
+                                 'Jansson JSON library is required for '
+                                 'building the AD DC')
+        Logs.info("Building without Jansson JSON log support")
+
     conf.RECURSE('source3')
     conf.RECURSE('lib/texpect')
+    conf.RECURSE('lib/tsocket')
+    conf.RECURSE('python')
     if conf.env.with_ctdb:
         conf.RECURSE('ctdb')
+    conf.RECURSE('lib/socket')
+    conf.RECURSE('lib/mscat')
+    conf.RECURSE('packaging')
+    conf.RECURSE('lib/krb5_wrap')
 
     conf.SAMBA_CHECK_UNDEFINED_SYMBOL_FLAGS()
 
@@ -178,25 +431,21 @@ def configure(conf):
     # allows us to find problems on our development hosts faster.
     # It also results in faster load time.
 
-    if not sys.platform.startswith("openbsd"):
-        conf.env.asneeded_ldflags = conf.ADD_LDFLAGS('-Wl,--as-needed', testflags=True)
+    if (not Options.options.address_sanitizer
+        and conf.CHECK_LDFLAGS('-Wl,--as-needed')):
+        conf.env.append_unique('LINKFLAGS', '-Wl,--as-needed')
 
     if not conf.CHECK_NEED_LC("-lc not needed"):
         conf.ADD_LDFLAGS('-lc', testflags=False)
 
-    # we don't want PYTHONDIR in config.h, as otherwise changing
-    # --prefix causes a complete rebuild
-    del(conf.env.defines['PYTHONDIR'])
-    del(conf.env.defines['PYTHONARCHDIR'])
-
     if not conf.CHECK_CODE('#include "tests/summary.c"',
                            define='SUMMARY_PASSES',
                            addmain=False,
                            msg='Checking configure summary'):
-        raise Utils.WafError('configure summary failed')
+        raise Errors.WafError('configure summary failed')
 
-    if Options.options.enable_pie != False:
-        if Options.options.enable_pie == True:
+    if Options.options.enable_pie is not False:
+        if Options.options.enable_pie is True:
                 need_pie = True
         else:
                 # not specified, only build PIEs if supported by compiler
@@ -205,8 +454,8 @@ def configure(conf):
                          msg="Checking compiler for PIE support"):
             conf.env['ENABLE_PIE'] = True
 
-    if Options.options.enable_relro != False:
-        if Options.options.enable_relro == True:
+    if Options.options.enable_relro is not False:
+        if Options.options.enable_relro is True:
             need_relro = True
         else:
             # not specified, only build RELROs if supported by compiler
@@ -215,41 +464,64 @@ def configure(conf):
                          msg="Checking compiler for full RELRO support"):
             conf.env['ENABLE_RELRO'] = True
 
-    if Options.options.enable_systemd != False:
-        conf.check_cfg(package='libsystemd-daemon', args='--cflags --libs',
-                       msg='Checking for libsystemd-daemon', uselib_store="SYSTEMD-DAEMON")
-        conf.CHECK_HEADERS('systemd/sd-daemon.h', lib='systemd-daemon')
-        conf.CHECK_LIB('systemd-daemon', shlib=True)
-
-    if (conf.CONFIG_SET('HAVE_SYSTEMD_SD_DAEMON_H') and
-        conf.CONFIG_SET('HAVE_LIBSYSTEMD_DAEMON')):
-        conf.DEFINE('HAVE_SYSTEMD', '1')
-        conf.env['ENABLE_SYSTEMD'] = True
-    else:
-        conf.SET_TARGET_TYPE('systemd-daemon', 'EMPTY')
-        conf.undefine('HAVE_SYSTEMD')
+    if conf.CONFIG_GET('ENABLE_SELFTEST') and \
+       Options.options.with_smb1server is False and \
+       Options.options.without_ad_dc is not True:
+        conf.fatal('--without-smb1-server cannot be specified with '
+                   '--enable-selftest/--enable-developer if '
+                   '--without-ad-dc is NOT set!')
+
+    if Options.options.with_smb1server is not False:
+        conf.DEFINE('WITH_SMB1SERVER', '1')
+
+    #
+    # FreeBSD is broken. It doesn't include 'extern char **environ'
+    # in any shared library, but statically inside crt0.o.
+    #
+    # If we're running on a FreeBSD with the GNU linker ld we
+    # can get around this by explicitly telling the linker to
+    # ignore 'environ' as an unresolved symbol in a shared library.
+    #
+    # However, the clang linker ld.lld-XX is broken in that it
+    # doesn't have that option.
+    #
+    # First try to see if have '-Wl,--ignore-unresolved-symbol,environ'
+    # and just use that if so.
+    #
+    # If not, we have to use '-Wl,--allow-shlib-undefined' instead
+    # and remove all instances of '-Wl,-no-undefined'.
+
+    if sys.platform.startswith('freebsd'):
+        # Do we have Wl,--ignore-unresolved-symbol,environ ?
+        flag_added = conf.ADD_LDFLAGS('-Wl,--ignore-unresolved-symbol,environ', testflags=True)
+        if not flag_added:
+            # No, fall back to -Wl,--allow-shlib-undefined.
+            conf.ADD_LDFLAGS('-Wl,--allow-shlib-undefined', testflags=True)
+            # Remove any uses of '-Wl,-no-undefined'
+            conf.env['EXTRA_LDFLAGS'] = list(filter(('-Wl,-no-undefined').__ne__, conf.env['EXTRA_LDFLAGS']))
+            # And make sure we don't try and remove it again when 'allow_undefined_symbols=true'
+            conf.env.undefined_ldflags = []
 
     conf.SAMBA_CONFIG_H('include/config.h')
 
 def etags(ctx):
     '''build TAGS file using etags'''
-    import Utils
-    source_root = os.path.dirname(Utils.g_module.root_path)
-    cmd = 'rm -f %s/TAGS && (find %s -name "*.[ch]" | egrep -v \.inst\. | xargs -n 100 etags -a)' % (source_root, source_root)
+    source_root = os.path.dirname(Context.g_module.root_path)
+    cmd = r'rm -f %s/TAGS && (find %s -name "*.[ch]" | egrep -v \.inst\. | xargs -n 100 etags -a)' % (source_root, source_root)
     print("Running: %s" % cmd)
     status = os.system(cmd)
     if os.WEXITSTATUS(status):
-        raise Utils.WafError('etags failed')
+        raise Errors.WafError('etags failed')
 
 def ctags(ctx):
     "build 'tags' file using ctags"
-    import Utils
-    source_root = os.path.dirname(Utils.g_module.root_path)
-    cmd = 'ctags --python-kinds=-i $(find %s -name "*.[ch]" | grep -v "*_proto\.h" | egrep -v \.inst\.) $(find %s -name "*.py")' % (source_root, source_root)
+    source_root = os.path.dirname(Context.g_module.root_path)
+    cmd = r'ctags --python-kinds=-i $(find %s -name "*.[ch]" | grep -v "*_proto\.h" | egrep -v \.inst\.) $(find %s -name "*.py")' % (source_root, source_root)
     print("Running: %s" % cmd)
     status = os.system(cmd)
     if os.WEXITSTATUS(status):
-        raise Utils.WafError('ctags failed')
+        raise Errors.WafError('ctags failed')
+
 
 # putting this here enabled build in the list
 # of commands in --help
@@ -258,68 +530,30 @@ def build(bld):
     samba_version.load_version(env=bld.env, is_install=bld.is_install)
 
 
-def pydoctor(ctx):
-    '''build python apidocs'''
-    bp = os.path.abspath('bin/python')
-    mpaths = {}
-    modules = ['talloc', 'tdb', 'ldb', 'ntdb']
-    for m in modules:
-        f = os.popen("PYTHONPATH=%s python -c 'import %s; print %s.__file__'" % (bp, m, m), 'r')
-        try:
-            mpaths[m] = f.read().strip()
-        finally:
-            f.close()
-    mpaths['main'] = bp
-    cmd = ('PYTHONPATH=%(main)s pydoctor --introspect-c-modules --project-name=Samba '
-           '--project-url=http://www.samba.org --make-html --docformat=restructuredtext '
-           '--add-package bin/python/samba ' + ''.join('--add-module %s ' % n for n in modules))
-    cmd = cmd % mpaths
-    print("Running: %s" % cmd)
-    status = os.system(cmd)
-    if os.WEXITSTATUS(status):
-        raise Utils.WafError('pydoctor failed')
-
-
 def pep8(ctx):
     '''run pep8 validator'''
     cmd='PYTHONPATH=bin/python pep8 -r bin/python/samba'
     print("Running: %s" % cmd)
     status = os.system(cmd)
     if os.WEXITSTATUS(status):
-        raise Utils.WafError('pep8 failed')
-
-
-def wafdocs(ctx):
-    '''build wafsamba apidocs'''
-    from samba_utils import recursive_dirlist
-    os.system('pwd')
-    list = recursive_dirlist('../buildtools/wafsamba', '.', pattern='*.py')
-
-    cmd='PYTHONPATH=bin/python pydoctor --project-name=wafsamba --project-url=http://www.samba.org --make-html --docformat=restructuredtext'
-    print(list)
-    for f in list:
-        cmd += ' --add-module %s' % f
-    print("Running: %s" % cmd)
-    status = os.system(cmd)
-    if os.WEXITSTATUS(status):
-        raise Utils.WafError('wafdocs failed')
+        raise Errors.WafError('pep8 failed')
 
 
 def dist():
     '''makes a tarball for distribution'''
     sambaversion = samba_version.load_version(env=None)
 
-    os.system("make -C ctdb/doc")
+    os.system("make -C ctdb manpages")
     samba_dist.DIST_FILES('ctdb/doc:ctdb/doc', extend=True)
 
-    os.system(srcdir + "/release-scripts/build-manpages-nogit")
+    os.system("DOC_VERSION='" + sambaversion.STRING + "' " + Context.g_module.top + "/release-scripts/build-manpages-nogit")
     samba_dist.DIST_FILES('bin/docs:docs', extend=True)
 
     if sambaversion.IS_SNAPSHOT:
         # write .distversion file and add to tar
-        if not os.path.isdir(blddir):
-            os.makedirs(blddir)
-        distversionf = tempfile.NamedTemporaryFile(mode='w', prefix='.distversion',dir=blddir)
+        if not os.path.isdir(Context.g_module.out):
+            os.makedirs(Context.g_module.out)
+        distversionf = tempfile.NamedTemporaryFile(mode='w', prefix='.distversion',dir=Context.g_module.out)
         for field in sambaversion.vcs_fields:
             distveroption = field + '=' + str(sambaversion.vcs_fields[field])
             distversionf.write(distveroption + '\n')
@@ -335,9 +569,11 @@ def dist():
 def distcheck():
     '''test that distribution tarball builds and installs'''
     samba_version.load_version(env=None)
-    import Scripting
-    d = Scripting.distcheck
-    d()
+
+def printversion(ctx):
+    '''print version'''
+    ver = samba_version.load_version(env=None)
+    print('Samba Version: ' + ver.STRING_WITH_NICKNAME)
 
 def wildcard_cmd(cmd):
     '''called on a unknown command'''
@@ -346,10 +582,17 @@ def wildcard_cmd(cmd):
 
 def main():
     from samba_wildcard import wildcard_main
+
     wildcard_main(wildcard_cmd)
 Scripting.main = main
 
 def reconfigure(ctx):
     '''reconfigure if config scripts have changed'''
-    import samba_utils
     samba_utils.reconfigure(ctx)
+
+
+if os.path.isdir(os.path.join(top, ".git")):
+    # Check if there are submodules that are checked out but out of date.
+    for submodule, status in samba_git.read_submodule_status(top):
+        if status == "out-of-date":
+            raise Errors.WafError("some submodules are out of date. Please run 'git submodule update'")