samba4: revert to 4.9.11

* revert to 4.9.x series (4.10 needs too many unofficial patches and has weird waf bugs)
* cleanup patches
* enable AD_DC build option again

Signed-off-by: Andy Walsh <andy.walsh44+github@gmail.com>
(cherry-picked from 2f2a4bccd9)

net/samba4/patches/100-do-not-import-target-module-while-cross-compile.patch

@@ -1,56 +0,0 @@
-Some modules such as dynamic library maybe cann't be imported while cross compile, 
-we just check whether does the module exist.
-
-Signed-off-by: Bian Naimeng <biannm@cn.fujitsu.com>
-
---- a/buildtools/wafsamba/samba_bundled.py
-+++ b/buildtools/wafsamba/samba_bundled.py
-@@ -2,6 +2,7 @@
- 
- import sys
- import Build, Options, Logs
-+import imp, os
- from Configure import conf
- from samba_utils import TO_LIST
- 
-@@ -249,17 +250,32 @@ def CHECK_BUNDLED_SYSTEM_PYTHON(conf, li
-     # versions
-     minversion = minimum_library_version(conf, libname, minversion)
- 
--    try:
--        m = __import__(modulename)
--    except ImportError:
--        found = False
--    else:
-+    # Find module in PYTHONPATH
-+    stuff = imp.find_module(modulename, [os.environ["PYTHONPATH"]])
-+    if stuff:
-         try:
--            version = m.__version__
--        except AttributeError:
-+            m = imp.load_module(modulename, stuff[0], stuff[1], stuff[2])
-+        except ImportError:
-             found = False
-+
-+            if conf.env.CROSS_COMPILE:
-+                # Some modules such as dynamic library maybe cann't be imported
-+                # while cross compile, we just check whether the module exist
-+                Logs.warn('Cross module[%s] has been found, but can not be loaded.' % (stuff[1]))
-+                found = True
-         else:
--            found = tuplize_version(version) >= tuplize_version(minversion)
-+            try:
-+                version = m.__version__
-+            except AttributeError:
-+                found = False
-+            else:
-+                found = tuplize_version(version) >= tuplize_version(minversion)
-+        finally:
-+            if stuff[0]:
-+                stuff[0].close()
-+    else:
-+        found = False
-+
-     if not found and not conf.LIB_MAY_BE_BUNDLED(libname):
-         Logs.error('ERROR: Python module %s of version %s not found, and bundling disabled' % (libname, minversion))
-         sys.exit(1)

net/samba4/patches/102-samba-4.8.2-unbundle-libreadline.patch

@@ -1,21 +0,0 @@
---- a/libcli/smbreadline/wscript_configure
-+++ b/libcli/smbreadline/wscript_configure
-@@ -1,11 +1,13 @@
- #!/usr/bin/env python
- 
- 
--conf.CHECK_HEADERS('readline.h history.h readline/readline.h readline/history.h')
--for termlib in ['ncurses', 'curses', 'termcap', 'terminfo', 'termlib', 'tinfo']:
--    if conf.CHECK_FUNCS_IN('tgetent', termlib):
--        conf.env['READLINE_TERMLIB'] = termlib
--        break
-+#conf.CHECK_HEADERS('readline.h history.h readline/readline.h readline/history.h')
-+#for termlib in ['ncurses', 'curses', 'termcap', 'terminfo', 'termlib', 'tinfo']:
-+#    if conf.CHECK_FUNCS_IN('tgetent', termlib):
-+#        conf.env['READLINE_TERMLIB'] = termlib
-+#        break
-+
-+conf.undefine('HAVE_READLINE_READLINE_H')
- 
- #
- # Check if we need to work around readline/readline.h

net/samba4/patches/103-tmsize-overflow-fix.patch

@@ -0,0 +1,21 @@
+--- a/source3/modules/vfs_fruit.c	2019-07-09
++++ b/source3/modules/vfs_fruit.c	2019-07-09
+@@ -6995,12 +6995,12 @@ static bool fruit_tmsize_do_dirent(vfs_h
+ 		return true;
+ 	}
+ 
+-	if (bandsize > SIZE_MAX/nbands) {
+-		DBG_ERR("tmsize overflow: bandsize [%zu] nbands [%zu]\n",
+-			bandsize, nbands);
+-		return false;
+-	}
+-	tm_size = bandsize * nbands;
++	// if (bandsize > SIZE_MAX/nbands) {
++		// DBG_ERR("tmsize overflow: bandsize [%zu] nbands [%zu]\n",
++			// bandsize, nbands);
++		// return false;
++	// }
++	tm_size = (off_t)bandsize * (off_t)nbands;
+ 
+ 	if (state->total_size + tm_size < state->total_size) {
+ 		DBG_ERR("tmsize overflow: bandsize [%zu] nbands [%zu]\n",

net/samba4/patches/104-tmsize-overflow-check.patch

@@ -1,32 +0,0 @@
-diff --git a/source3/modules/vfs_fruit.c b/source3/modules/vfs_fruit.c
-index 14d7a797451..1982f128cb3 100644
---- a/source3/modules/vfs_fruit.c
-+++ b/source3/modules/vfs_fruit.c
-@@ -119,6 +119,18 @@ static struct global_fruit_config {
- #define AFPRESOURCE_EA_NETATALK "user." NETATALK_RSRC_XATTR
- #endif
- 
-+#ifndef OFF_T_MAX
-+#if SIZEOF_OFF_T == SIZEOF_INT8_T
-+#define OFF_T_MAX INT8_MAX
-+#elif SIZEOF_OFF_T == SIZEOF_INT16_T
-+#define OFF_T_MAX INT16_MAX
-+#elif SIZEOF_OFF_T == SIZEOF_INT32_T
-+#define OFF_T_MAX INT32_MAX
-+#elif SIZEOF_OFF_T == SIZEOF_INT64_T
-+#define OFF_T_MAX INT64_MAX
-+#endif
-+#endif
-+
- enum apple_fork {APPLE_FORK_DATA, APPLE_FORK_RSRC};
- 
- enum fruit_rsrc {FRUIT_RSRC_STREAM, FRUIT_RSRC_ADFILE, FRUIT_RSRC_XATTR};
-@@ -6867,7 +6879,7 @@ static bool fruit_tmsize_do_dirent(vfs_handle_struct *handle,
- 		return true;
- 	}
- 
--	if (bandsize > SIZE_MAX/nbands) {
-+	if (bandsize > OFF_T_MAX/nbands) {
- 		DBG_ERR("tmsize overflow: bandsize [%zu] nbands [%zu]\n",
- 			bandsize, nbands);
- 		return false;