samba4: unbundle libunwind, icu

* add unbundle libunwind, icu patches

Signed-off-by: Andy Walsh <andy.walsh44+github@gmail.com>

net/samba4/Makefile

@@ -3,7 +3,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=samba
 PKG_VERSION:=4.12.3
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:= \

net/samba4/patches/103-samba-4.12-unbundle-libunwind.patch

@@ -0,0 +1,23 @@
+--- a/lib/util/wscript_configure	2020-06-14
++++ b/lib/util/wscript_configure	2020-06-14
+@@ -11,13 +11,13 @@ conf.CHECK_FUNCS_IN('backtrace backtrace
+ conf.CHECK_HEADERS('execinfo.h')
+ 
+ conf.SET_TARGET_TYPE('LIBUNWIND', 'EMPTY')
+-if conf.check_cfg(package='libunwind-generic',
+-                  args='--cflags --libs',
+-                  msg='Checking for libunwind',
+-                  uselib_store='LIBUNWIND',
+-                  mandatory=False):
+-    if conf.CHECK_HEADERS('libunwind.h'):
+-        conf.SET_TARGET_TYPE('LIBUNWIND', 'SYSLIB')
++# if conf.check_cfg(package='libunwind-generic',
++                  # args='--cflags --libs',
++                  # msg='Checking for libunwind',
++                  # uselib_store='LIBUNWIND',
++                  # mandatory=False):
++    # if conf.CHECK_HEADERS('libunwind.h'):
++        # conf.SET_TARGET_TYPE('LIBUNWIND', 'SYSLIB')
+ 
+ conf.CHECK_STRUCTURE_MEMBER('struct statvfs', 'f_frsize', define='HAVE_FRSIZE', headers='sys/statvfs.h')
+ 

net/samba4/patches/104-samba-4.12-unbundle-icu.patch

@@ -0,0 +1,30 @@
+--- a/lib/util/charset/wscript_configure	2020-06-14
++++ b/lib/util/charset/wscript_configure	2020-06-14
+@@ -37,15 +37,15 @@ conf.CHECK_CODE('''
+                 lib='iconv',
+                 headers='errno.h iconv.h')
+ 
+-if conf.CHECK_CFG(package='icu-i18n',
+-               args='--cflags --libs',
+-               msg='Checking for icu-i18n',
+-               uselib_store='ICU_I18N'):
+-    for lib in conf.env['LIB_ICU_I18N']:
+-        conf.CHECK_LIB(lib, shlib=True, mandatory=True)
+-    conf.env['icu-libs'] = ' '.join(conf.env['LIB_ICU_I18N'])
+-    if not conf.CHECK_HEADERS('unicode/ustring.h'):
+-        conf.fatal('Found libicu, but unicode/ustring.h is missing')
+-    conf.DEFINE('HAVE_UTF8_NORMALISATION', 1)
+-else:
+-    conf.env['icu-libs'] = ''
++# if conf.CHECK_CFG(package='icu-i18n',
++               # args='--cflags --libs',
++               # msg='Checking for icu-i18n',
++               # uselib_store='ICU_I18N'):
++    # for lib in conf.env['LIB_ICU_I18N']:
++        # conf.CHECK_LIB(lib, shlib=True, mandatory=True)
++    # conf.env['icu-libs'] = ' '.join(conf.env['LIB_ICU_I18N'])
++    # if not conf.CHECK_HEADERS('unicode/ustring.h'):
++        # conf.fatal('Found libicu, but unicode/ustring.h is missing')
++    # conf.DEFINE('HAVE_UTF8_NORMALISATION', 1)
++# else:
++conf.env['icu-libs'] = ''