mail-filter/rspamd: backport upstream fixes

Two fixes are backported to 3.13.0, in order to fix build with
disabled hyperscan USE and lua-5.2+.

Upstream-issue: https://github.com/rspamd/rspamd/issues/5620
Upstream-PR: https://github.com/rspamd/rspamd/pull/5625
Closes: https://bugs.gentoo.org/963055
Signed-off-by: Petr Vaněk <arkamar@gentoo.org>

mail-filter/rspamd/files/rspamd-3.13.0-disabled-hyperscan.patch

@@ -0,0 +1,35 @@
+From 98e731bf69306a830834fbcfa7a21c3357130693 Mon Sep 17 00:00:00 2001
+From: Vsevolod Stakhov <vsevolod@rspamd.com>
+Date: Thu, 18 Sep 2025 10:03:39 +0100
+Subject: [PATCH] [Minor] Fix non-hyperscan build
+
+Issue: #5620
+---
+
+Upstream-issue: https://github.com/rspamd/rspamd/issues/5620
+
+diff --git a/src/libserver/re_cache.c b/src/libserver/re_cache.c
+index fc056ecd8..2aa93e0d3 100644
+--- a/src/libserver/re_cache.c
++++ b/src/libserver/re_cache.c
+@@ -3495,4 +3495,17 @@ int rspamd_re_cache_compile_hyperscan_scoped_single(struct rspamd_re_cache *cach
+ 	return rspamd_re_cache_compile_hyperscan(cache, cache_dir, max_time, silent,
+ 											 event_loop, rspamd_re_cache_compile_scoped_cb, scoped_cbd);
+ }
++#else
++/* Non hyperscan version stub */
++int rspamd_re_cache_compile_hyperscan_scoped_single(struct rspamd_re_cache *cache,
++													const char *scope,
++													const char *cache_dir,
++													double max_time,
++													gboolean silent,
++													struct ev_loop *event_loop,
++													void (*cb)(const char *scope, unsigned int ncompiled, GError *err, void *cbd),
++													void *cbd)
++{
++	return 0;
++}
+ #endif
+-- 
+2.49.1
+

mail-filter/rspamd/files/rspamd-3.13.0-lua-5.2+.patch

@@ -0,0 +1,30 @@
+From d808fd75ff1db1821b1dd817eb4ba9a118b31090 Mon Sep 17 00:00:00 2001
+From: netoholic <technoworx@gmx.de>
+Date: Fri, 19 Sep 2025 15:17:24 +0200
+Subject: [PATCH] fix build issues with lua version higher than 5.1
+
+refer to https://bugs.gentoo.org/963055
+
+I´ve been asked to pass this upstream
+---
+
+Bug: https://bugs.gentoo.org/963055
+Upstream-PR: https://github.com/rspamd/rspamd/pull/5625
+
+diff --git a/src/libstat/backends/redis_backend.cxx b/src/libstat/backends/redis_backend.cxx
+index 3a78de1dd..37ce6e9da 100644
+--- a/src/libstat/backends/redis_backend.cxx
++++ b/src/libstat/backends/redis_backend.cxx
+@@ -15,6 +15,9 @@
+  */
+ #include "config.h"
+ #include "lua/lua_common.h"
++#if LUA_VERSION_NUM >= 502
++#  define lua_objlen lua_rawlen
++#endif
+ #include "rspamd.h"
+ #include "stat_internal.h"
+ #include "upstream.h"
+-- 
+2.49.1
+

mail-filter/rspamd/rspamd-3.13.0.ebuild

@@ -71,6 +71,9 @@ PATCHES=(
 	"${FILESDIR}/${PN}-3.12-cmake-lua-version.patch"
 	"${FILESDIR}/${PN}-3.12-unbundle-lua.patch"
 	"${FILESDIR}/${PN}-3.12-unbundle-snowball.patch"
+
+	"${FILESDIR}/${P}-disabled-hyperscan.patch"
+	"${FILESDIR}/${P}-lua-5.2+.patch" #963055
 )
 
 src_prepare() {