package/samba4: bump version to 4.15.3

Rebased patch 0002 due to upstream commit:
https://gitlab.com/samba-team/samba/-/commit/d62917d3d7eeb9c5782d7230a4012b5a9235154f

Removed patch 0004-dcesrv_core-fix-build.patch, applied upstream:
https://gitlab.com/samba-team/samba/-/commit/4d5fb7d279ef899307a560da2bed037cda609f10

Added patch to fix build error and added new answer to samba4-cache.txt.

Release notes:
https://www.samba.org/samba/history/samba-4.15.0.html
https://www.samba.org/samba/history/samba-4.15.1.html
https://www.samba.org/samba/history/samba-4.15.2.html
https://www.samba.org/samba/history/samba-4.15.3.html

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/samba4/0002-build-find-pre-built-heimdal-build-tools-in-case-of-.patch

@@ -75,13 +75,15 @@ index 0ff6dad2f55..f77c177442f 100644
  check_system_heimdal_lib("com_err", "com_right_r com_err", "com_err.h")
  
  if check_system_heimdal_lib("roken", "rk_socket_set_reuseaddr", "roken.h"):
-@@ -96,7 +96,4 @@
+@@ -96,9 +88,6 @@
  #if conf.CHECK_BUNDLED_SYSTEM('tommath', checkfunctions='mp_init', headers='tommath.h'):
  #    conf.define('USING_SYSTEM_TOMMATH', 1)
  
 -check_system_heimdal_binary("compile_et")
 -check_system_heimdal_binary("asn1_compile")
 -
+ conf.env.KRB5_VENDOR = 'heimdal'
  conf.define('USING_SYSTEM_KRB5', 1)
+ conf.define('USING_SYSTEM_HEIMDAL', 1)
 -- 
 2.20.1

package/samba4/0004-dcesrv_core-fix-build.patch

@@ -1,56 +0,0 @@
-From 44bccdf7d158ae93ba9a5515038aac2a5ac4fd85 Mon Sep 17 00:00:00 2001
-From: Bernd Kuhls <bernd.kuhls@t-online.de>
-Date: Sat, 27 Mar 2021 17:17:34 +0100
-Subject: [PATCH] dcesrv_core: fix build
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Move include of system/network.h to avoid a build error:
-
-In file included from ../../lib/replace/system/network.h:35,
-                 from ../../librpc/rpc/dcesrv_core.c:2658:
-usr/include/unistd.h: At top level:
-usr/include/unistd.h:675:16: error: conflicting types for ‘geteuid’
-  675 | extern __uid_t geteuid (void) __THROW;
-
-Patch sent upstream:
-https://gitlab.com/samba-team/samba/-/merge_requests/1871
-
-Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
----
- librpc/rpc/dcesrv_core.c | 11 +----------
- 1 file changed, 1 insertion(+), 10 deletions(-)
-
-diff --git a/librpc/rpc/dcesrv_core.c b/librpc/rpc/dcesrv_core.c
-index 70e0245532e..e761329d157 100644
---- a/librpc/rpc/dcesrv_core.c
-+++ b/librpc/rpc/dcesrv_core.c
-@@ -32,6 +32,7 @@
- #include "lib/tsocket/tsocket.h"
- #include "librpc/gen_ndr/ndr_dcerpc.h"
- #include "lib/util/tevent_ntstatus.h"
-+#include "system/network.h"
- 
- 
- #undef DBGC_CLASS
-@@ -2633,16 +2634,6 @@ _PUBLIC_ void dcesrv_cleanup_broken_connections(struct dcesrv_context *dce_ctx)
- 	}
- }
- 
--/* We need this include to be able to compile on some plateforms
-- * (ie. freebsd 7.2) as it seems that <sys/uio.h> is not included
-- * correctly.
-- * It has to be that deep because otherwise we have a conflict on
-- * const struct dcesrv_interface declaration.
-- * This is mostly due to socket_wrapper defining #define bind swrap_bind
-- * which conflict with the bind used before.
-- */
--#include "system/network.h"
--
- struct dcesrv_sock_reply_state {
- 	struct dcesrv_connection *dce_conn;
- 	struct dcesrv_call_state *call;
--- 
-2.29.2
-

package/samba4/0004-lib-util-Add-signal.h-include.patch

@@ -0,0 +1,37 @@
+From d1732a79dbf30c41802245909d0250ebe2b9d92e Mon Sep 17 00:00:00 2001
+From: Bernd Kuhls <bernd.kuhls@t-online.de>
+Date: Sun, 12 Dec 2021 10:27:42 +0100
+Subject: [PATCH] lib/util: Add signal.h include
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Fixes build error with samba-4.15.3 and uClibc:
+
+../../source3/printing/samba-bgqd.c: In function ‘main’:
+../../source3/printing/samba-bgqd.c:340:21: error: ‘SIGPIPE’ undeclared (first use in this function); did you mean ‘EPIPE’?
+../../source3/printing/samba-bgqd.c:384:14: error: ‘SIGTERM’ undeclared (first use in this function)
+
+Patch sent upstream:
+https://gitlab.com/samba-team/samba/-/merge_requests/2296
+
+Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
+---
+ lib/util/signal.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/util/signal.h b/lib/util/signal.h
+index 0663af6ab94..f662ee110d6 100644
+--- a/lib/util/signal.h
++++ b/lib/util/signal.h
+@@ -21,6 +21,7 @@
+ #ifndef _SAMBA_UTIL_SIGNAL_H_
+ #define _SAMBA_UTIL_SIGNAL_H_
+ 
++#include <signal.h>
+ #include <stdbool.h>
+ 
+ /**
+-- 
+2.30.2
+

package/samba4/samba4-cache.txt

@@ -43,3 +43,4 @@ Checking for a 64-bit host to support lmdb: NO
 Checking value of GNUTLS_CIPHER_AES_128_CFB8: 29
 Checking value of GNUTLS_MAC_AES_CMAC_128: 203
 Checking whether fcntl supports flags to send direct I/O availability signals: OK
+Checking for gnutls fips mode support: NO

package/samba4/samba4.hash

@@ -1,4 +1,4 @@
 # Locally calculated after checking pgp signature
-# https://download.samba.org/pub/samba/stable/samba-4.14.10.tar.asc
-sha256  107ee862f58062682cec362ec68a24251292805f89aa4c97e7ab80237f91c7af  samba-4.14.10.tar.gz
+# https://download.samba.org/pub/samba/stable/samba-4.15.3.tar.asc
+sha256  519399404391550345846768ea4dd0fe7fcb04e20c2b891b5eeb02e5554137db  samba-4.15.3.tar.gz
 sha256  8ceb4b9ee5adedde47b31e975c1d90c73ad27b6b165a1dcd80c7c545eb65b903  COPYING

package/samba4/samba4.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SAMBA4_VERSION = 4.14.10
+SAMBA4_VERSION = 4.15.3
 SAMBA4_SITE = https://download.samba.org/pub/samba/stable
 SAMBA4_SOURCE = samba-$(SAMBA4_VERSION).tar.gz
 SAMBA4_INSTALL_STAGING = YES