From c2ff857a70752a83e9d19184d140826fbed9f467 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Mon, 21 Dec 2015 12:28:41 +0000
Subject: [PATCH] Add detection of libfann

---
 CMakeLists.txt              | 8 +++++++-
 config.h.in                 | 1 +
 src/CMakeLists.txt          | 4 ++++
 src/rspamadm/CMakeLists.txt | 3 +++
 4 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae77b8330..99c1f56c9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,7 +53,7 @@ OPTION(WANT_SYSTEMD_UNITS  "Install systemd unit files on Linux [default: OFF]"
 OPTION(ENABLE_SNOWBALL     "Enable snowball stemmer [default: ON]"              ON)
 OPTION(ENABLE_CLANG_PLUGIN "Enable clang static analysing plugin [default: OFF]" OFF)
 OPTION(ENABLE_HYPERSCAN    "Enable hyperscan for fast regexp processing [default: OFF]" OFF)
-
+OPTION(ENABLE_FANN         "Enable fann for neural network plugin [default: OFF]" OFF)
 
 INCLUDE(FindArch.cmake)
 TARGET_ARCHITECTURE(ARCH)
@@ -644,6 +644,12 @@ IF(ENABLE_HYPERSCAN MATCHES "ON")
 			ROOT ${HYPERSCAN_ROOT_DIR} MODULES hs)
 	SET(WITH_HYPERSCAN 1)
 ENDIF()
+IF (ENABLE_FANN MATCHES "ON")
+	ProcessPackage(FANN LIBRARY fann INCLUDE fann.h INCLUDE_SUFFIXES
+			include/fann
+			ROOT ${FANN_ROOT_DIR} MODULES fann)
+	SET(WITH_FANN 1)
+ENDIF ()
 
 #Check for openssl (required for dkim)
 IF(WITH_OPENSSL)
diff --git a/config.h.in b/config.h.in
index daa84f723..b976b701c 100644
--- a/config.h.in
+++ b/config.h.in
@@ -117,6 +117,7 @@
 #cmakedefine LIBEVENT_EVHTTP     1
 #cmakedefine PARAM_H_HAS_BITSET  1
 #cmakedefine WITH_DB             1
+#cmakedefine WITH_FANN           1
 #cmakedefine WITH_GPERF_TOOLS    1
 #cmakedefine WITH_HIREDIS        1
 #cmakedefine WITH_HYPERSCAN      1
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fc85428ca..385de9eb8 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -127,6 +127,10 @@ IF (ENABLE_SNOWBALL MATCHES "ON")
 ENDIF()
 TARGET_LINK_LIBRARIES(rspamd rspamd-actrie)
 
+IF (ENABLE_FANN MATCHES "ON")
+	TARGET_LINK_LIBRARIES(rspamd fann)
+ENDIF ()
+
 IF (ENABLE_HYPERSCAN MATCHES "ON")
 	TARGET_LINK_LIBRARIES(rspamd hs)
 	SET_TARGET_PROPERTIES(rspamd PROPERTIES LINKER_LANGUAGE CXX)
diff --git a/src/rspamadm/CMakeLists.txt b/src/rspamadm/CMakeLists.txt
index c69bf0cbe..d57325f0e 100644
--- a/src/rspamadm/CMakeLists.txt
+++ b/src/rspamadm/CMakeLists.txt
@@ -39,6 +39,9 @@ IF (NOT DEBIAN_BUILD)
     SET_TARGET_PROPERTIES(rspamadm PROPERTIES VERSION ${RSPAMD_VERSION})
 ENDIF (NOT DEBIAN_BUILD)
 
+IF (ENABLE_FANN MATCHES "ON")
+    TARGET_LINK_LIBRARIES(rspamadm fann)
+ENDIF ()
 IF (ENABLE_HYPERSCAN MATCHES "ON")
     TARGET_LINK_LIBRARIES(rspamadm hs)
     SET_TARGET_PROPERTIES(rspamadm PROPERTIES LINKER_LANGUAGE CXX)
-- 
2.39.5