#
# Rspamd - rapid antispam system
#
# Cmake configuration file
#

############################# INITIAL SECTION #############################################
CMAKE_MINIMUM_REQUIRED(VERSION 2.8.0 FATAL_ERROR)

PROJECT(rspamd C)
ENABLE_LANGUAGE(ASM)

SET(RSPAMD_VERSION_MAJOR 1)
SET(RSPAMD_VERSION_MINOR 8)
SET(RSPAMD_VERSION_PATCH 4)

# Keep two digits all the time
SET(RSPAMD_VERSION_MAJOR_NUM ${RSPAMD_VERSION_MAJOR}0)
SET(RSPAMD_VERSION_MINOR_NUM ${RSPAMD_VERSION_MINOR}0)
SET(RSPAMD_VERSION_PATCH_NUM ${RSPAMD_VERSION_PATCH}0)

IF(GIT_ID)
	SET(GIT_VERSION 1)
	SET(RSPAMD_ID "${GIT_ID}")
ENDIF()

SET(RSPAMD_VERSION         "${RSPAMD_VERSION_MAJOR}.${RSPAMD_VERSION_MINOR}.${RSPAMD_VERSION_PATCH}")
SET(RSPAMD_MASTER_SITE_URL "https://rspamd.com")

IF(NOT RSPAMD_USER)
	SET(RSPAMD_USER "nobody")
	SET(RSPAMD_GROUP "nobody")
ENDIF(NOT RSPAMD_USER)

# Default for SysV Init
SET(RSPAMD_WORKER_NORMAL "*:11333")
SET(RSPAMD_WORKER_CONTROLLER "*:11334")
SET_PROPERTY(GLOBAL PROPERTY ALLOW_DUPLICATE_CUSTOM_TARGETS 1)

############################# OPTIONS SECTION #############################################

OPTION(ENABLE_OPTIMIZATION "Enable extra optimizations [default: OFF]"          OFF)
OPTION(SKIP_RELINK_RPATH   "Skip relinking and full RPATH for the install tree" OFF)
OPTION(ENABLE_REDIRECTOR   "Enable redirector install [default: OFF]"           OFF)
OPTION(ENABLE_GPERF_TOOLS  "Enable google perftools [default: OFF]"             OFF)
OPTION(ENABLE_STATIC       "Enable static compiling [default: OFF]"             OFF)
OPTION(ENABLE_LUAJIT       "Link with libluajit [default: ON]"                  ON)
OPTION(ENABLE_DB           "Find and link with DB library [default: OFF]"       OFF)
OPTION(ENABLE_URL_INCLUDE  "Enable urls in ucl includes (requires libcurl or libfetch) [default: OFF]" OFF)
OPTION(NO_SHARED           "Build internal libs static [default: ON]"          ON)
OPTION(INSTALL_EXAMPLES    "Install examples [default: OFF]"                    OFF)
OPTION(INSTALL_WEBUI       "Install web interface [default: ON]"                ON)
OPTION(WANT_SYSTEMD_UNITS  "Install systemd unit files on Linux [default: OFF]" 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)
OPTION(ENABLE_PCRE2        "Enable pcre2 instead of pcre  [default: OFF]"         OFF)
OPTION(ENABLE_GD           "Enable libgd for images processing [default: OFF]" OFF)
OPTION(ENABLE_JEMALLOC     "Build rspamd with jemalloc allocator  [default: OFF]" OFF)
OPTION(ENABLE_COVERAGE     "Build rspamd with code coverage options [default: OFF]" OFF)
OPTION(ENABLE_FULL_DEBUG   "Build rspamd with all possible debug [default: OFF]" OFF)
OPTION(ENABLE_UTILS        "Build rspamd internal utils [default: OFF]" OFF)
OPTION(ENABLE_TORCH        "Install torch7 with Rspamd [default: ON]" ON)
OPTION(ENABLE_LIBUNWIND    "Use libunwind to print crash traces [default: OFF]" OFF)
OPTION(ENABLE_LUA_TRACE    "Trace all Lua C API invocations [default: OFF]" OFF)

INCLUDE(FindArch.cmake)
TARGET_ARCHITECTURE(ARCH)

INCLUDE(FindRagel.cmake)
IF(NOT RAGEL_FOUND)
	MESSAGE(FATAL_ERROR "Ragel is required to build rspamd")
ENDIF()

IF (NOT "${ARCH}" STREQUAL "x86_64")
	MESSAGE(STATUS "Hyperscan support is possible only for x86_64 architecture")
	SET(ENABLE_HYPERSCAN "OFF")
ENDIF()

IF(ENABLE_PCRE2 MATCHES "ON")
	SET(WITH_PCRE2 1)
	# For utf8 API
	LIST(APPEND CMAKE_REQUIRED_DEFINITIONS "-DPCRE2_CODE_UNIT_WIDTH=8")
ENDIF()
# Build optimized code for following CPU (default i386)
#SET(CPU_TUNE               "i686")

# Now CMAKE_INSTALL_PREFIX is a base prefix for everything
# CONFDIR - for configuration
# LOCAL_CONFDIR - for local configuration
# MANDIR - for manual pages
# RUNDIR - for runtime files
# DBDIR - for static files
# LOGDIR - for log files
# EXAMPLESDIR - for examples files

IF(NOT CONFDIR)
	SET(CONFDIR "${CMAKE_INSTALL_PREFIX}/etc/rspamd")
ENDIF(NOT CONFDIR)

IF(NOT LOCAL_CONFDIR)
	SET(LOCAL_CONFDIR "${CONFDIR}")
ENDIF(NOT LOCAL_CONFDIR)

IF(NOT MANDIR)
	SET(MANDIR "${CMAKE_INSTALL_PREFIX}/share/man")
ENDIF(NOT MANDIR)

IF(NOT RUNDIR)
	SET(RUNDIR "/var/run/rspamd")
ENDIF(NOT RUNDIR)

IF(NOT DBDIR)
	SET(DBDIR "/var/lib/rspamd")
ENDIF(NOT DBDIR)

IF(NOT LOGDIR)
	SET(LOGDIR "/var/log/rspamd")
ENDIF(NOT LOGDIR)

IF(NOT SHAREDIR)
	SET(SHAREDIR "${CMAKE_INSTALL_PREFIX}/share/rspamd")
ENDIF(NOT SHAREDIR)

IF(NOT EXAMPLESDIR)
	SET(EXAMPLESDIR "${CMAKE_INSTALL_PREFIX}/share/examples/rspamd")
ENDIF(NOT EXAMPLESDIR)

IF(NOT PLUGINSDIR)
	SET(PLUGINSDIR "${SHAREDIR}/lualib/plugins")
ENDIF(NOT PLUGINSDIR)

IF(NOT RULESDIR)
	SET(RULESDIR "${SHAREDIR}/rules")
ENDIF(NOT RULESDIR)

IF(NOT LUALIBDIR)
	SET(LUALIBDIR "${SHAREDIR}/lualib")
ENDIF(NOT LUALIBDIR)

IF(NOT WWWDIR)
	SET(WWWDIR "${SHAREDIR}/www")
ENDIF(NOT WWWDIR)

# Set libdir
IF(NOT LIBDIR)
	SET(RSPAMD_LIBDIR "${CMAKE_INSTALL_PREFIX}/lib/rspamd")
ELSE(NOT LIBDIR)
	SET(RSPAMD_LIBDIR "${LIBDIR}")
ENDIF(NOT LIBDIR)
SET(CMAKE_MACOSX_RPATH ON)
SET(CMAKE_INSTALL_RPATH "${RSPAMD_LIBDIR}")

# Set includedir
IF(NOT INCLUDEDIR)
	SET(INCLUDEDIR include/rspamd)
ENDIF(NOT INCLUDEDIR)

IF(NOT SYSTEMDDIR)
	SET(SYSTEMDDIR ${CMAKE_INSTALL_PREFIX}/lib/systemd/system)
ENDIF(NOT SYSTEMDDIR)

SET(RSPAMD_DEFAULT_INCLUDE_PATHS "/opt;/usr;/usr/local;/opt/local;/usr/pkg;/opt/csw;/sw")
SET(RSPAMD_DEFAULT_LIBRARY_PATHS "/usr/local;/usr/pkg;/usr;/Library/Frameworks;/sw;/opt/local;/opt/csw;/opt")

IF(ENABLE_STATIC MATCHES "ON")
	MESSAGE(STATUS "Static build of rspamd implies that the target binary will be *GPL* licensed")
	SET(GPL_RSPAMD_BINARY 1)
	SET(CMAKE_SKIP_INSTALL_RPATH ON)
	SET(BUILD_STATIC 1)
	SET(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
	SET(BUILD_SHARED_LIBRARIES OFF)
	SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
	SET(LINK_TYPE "STATIC")
	SET(NO_SHARED "ON")
	# Dirty hack for cmake
	SET(CMAKE_EXE_LINK_DYNAMIC_C_FLAGS)       # remove -Wl,-Bdynamic
	SET(CMAKE_EXE_LINK_DYNAMIC_CXX_FLAGS)
	SET(CMAKE_SHARED_LIBRARY_C_FLAGS)         # remove -fPIC
	SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS)
	SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS)    # remove -rdynamic
	SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
ELSE(ENABLE_STATIC MATCHES "ON")
	IF (NO_SHARED MATCHES "OFF")
		SET(LINK_TYPE "SHARED")
	ELSE(NO_SHARED MATCHES "OFF")
		SET(LINK_TYPE "STATIC")
	ENDIF (NO_SHARED MATCHES "OFF")
ENDIF (ENABLE_STATIC MATCHES "ON")

############################# INCLUDE SECTION #############################################

INCLUDE(CheckIncludeFiles)
INCLUDE(CheckFunctionExists)
INCLUDE(CheckSymbolExists)
INCLUDE(CheckCSourceCompiles)
INCLUDE(CheckCSourceRuns)
INCLUDE(CheckLibraryExists)
INCLUDE(CheckCCompilerFlag)
INCLUDE(CMakeParseArguments)

FIND_PACKAGE(PkgConfig REQUIRED)
FIND_PACKAGE(Perl REQUIRED)

############################# MACRO SECTION #############################################

# Find lua installation
MACRO(FindLua)
	# Find lua libraries
	UNSET(LUA_INCLUDE_DIR CACHE)
	UNSET(LUA_LIBRARY CACHE)
	CMAKE_PARSE_ARGUMENTS(LUA "" "VERSION_MAJOR;VERSION_MINOR;ROOT" "" ${ARGN})

	IF(NOT LUA_VERSION_MAJOR OR NOT LUA_VERSION_MINOR)
		MESSAGE(FATAL_ERROR "Invalid FindLua invocation: ${ARGN}")
	ENDIF()

	IF(ENABLE_LUAJIT MATCHES "ON")
		MESSAGE(STATUS "Check for luajit ${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}")
		FIND_PATH(LUA_INCLUDE_DIR luajit.h
		  HINTS
		  "${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
		  $ENV{LUA_DIR}
		  PATH_SUFFIXES "include/luajit-2.0"
				"include/luajit-2.1"
						"include/luajit${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
						"include/luajit${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						"include/luajit-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						"include/luajit-${LUA_VERSION_MAJOR}_${LUA_VERSION_MINOR}-2.0"
						"include/luajit-${LUA_VERSION_MAJOR}_${LUA_VERSION_MINOR}-2.1"
						"include/luajit"
						"include/lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
						"include/lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						"include/lua-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						include/lua include
		  PATHS ${RSPAMD_DEFAULT_INCLUDE_PATHS}
		)
		FIND_LIBRARY(LUA_LIBRARY
			NAMES luajit
				"luajit-2.0"
				"luajit2.0"
				"luajit${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
				"luajit${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
				"luajit-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
			HINTS
				"${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
				$ENV{LUA_DIR}
			PATH_SUFFIXES lib64 lib
			PATHS ${RSPAMD_DEFAULT_LIBRARY_PATHS}
			DOC "Lua library"
		)

		IF(NOT LUA_LIBRARY OR NOT LUA_INCLUDE_DIR)
			MESSAGE(STATUS "Fallback from luajit to plain lua")
			SET(ENABLE_LUAJIT "OFF")
			MESSAGE(STATUS "Check for lua ${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}")
			FIND_PATH(LUA_INCLUDE_DIR lua.h
			  HINTS
			  "${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
			  $ENV{LUA_DIR}
			  PATH_SUFFIXES "include/lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
							"include/lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
							"include/lua-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
							include/lua include
			  PATHS ${RSPAMD_DEFAULT_INCLUDE_PATHS}
			)
			FIND_LIBRARY(LUA_LIBRARY
				NAMES lua
					"lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
					"lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
					"lua-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
				HINTS
					"${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
					$ENV{LUA_DIR}
				PATH_SUFFIXES lib64 lib
				PATHS ${RSPAMD_DEFAULT_LIBRARY_PATHS}
				DOC "Lua library"
			)
		ELSE()
			SET(WITH_LUAJIT 1)
		ENDIF()
	ELSE(ENABLE_LUAJIT MATCHES "ON")
		MESSAGE(STATUS "Check for lua ${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}")
		FIND_PATH(LUA_INCLUDE_DIR lua.h
		  HINTS
		  "${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
		  $ENV{LUA_DIR}
		  PATH_SUFFIXES "include/lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
						"include/lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						"include/lua-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
						include/lua include
		  PATHS ${RSPAMD_DEFAULT_INCLUDE_PATHS}
		)
		FIND_LIBRARY(LUA_LIBRARY
			NAMES lua
				"lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
				"lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
				"lua-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
			HINTS
				"${RSPAMD_SEARCH_PATH}" "${LUA_ROOT}"
				$ENV{LUA_DIR}
			PATH_SUFFIXES lib64 lib
			PATHS ${RSPAMD_DEFAULT_LIBRARY_PATHS}
			DOC "Lua library"
		)
	ENDIF(ENABLE_LUAJIT MATCHES "ON")

	IF(LUA_LIBRARY AND LUA_INCLUDE_DIR)
		SET(LUA_FOUND 1)
		IF(NOT LUA_VERSION_MAJOR OR NOT LUA_VERSION_MINOR)
			SET(LUA_VERSION_MAJOR ${LUA_VERSION_MAJOR})
			SET(LUA_VERSION_MINOR ${LUA_VERSION_MINOR})
		ENDIF(NOT LUA_VERSION_MAJOR OR NOT LUA_VERSION_MINOR)
		IF(ENABLE_LUAJIT MATCHES "ON")
			MESSAGE(STATUS "Found luajit ${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR} in lib:${LUA_LIBRARY}, headers:${LUA_INCLUDE_DIR}")
		ELSE(ENABLE_LUAJIT MATCHES "ON")
			MESSAGE(STATUS "Found lua ${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR} in lib:${LUA_LIBRARY}, headers:${LUA_INCLUDE_DIR}")
		ENDIF(ENABLE_LUAJIT MATCHES "ON")
	ENDIF(LUA_LIBRARY AND LUA_INCLUDE_DIR)
ENDMACRO()

FUNCTION(INSTALL_IF_NOT_EXISTS src dest destname suffix)
  IF(NOT IS_ABSOLUTE "${src}")
	SET(src "${CMAKE_CURRENT_SOURCE_DIR}/${src}")
  ENDIF()
  GET_FILENAME_COMPONENT(src_name "${src}" NAME)
  GET_FILENAME_COMPONENT(dest_name "${destname}" NAME)
  IF(NOT IS_ABSOLUTE "${dest}")
	SET(dest "${CMAKE_INSTALL_PREFIX}/${dest}")
  ENDIF()
  INSTALL(CODE "
	IF(NOT EXISTS \"\$ENV{DESTDIR}${dest}/${dest_name}${suffix}\")
	  #FILE(INSTALL \"${src}\" DESTINATION \"${dest}\")
	  MESSAGE(STATUS \"Installing: \$ENV{DESTDIR}${dest}/${dest_name}${suffix}\")
	  EXECUTE_PROCESS(COMMAND \${CMAKE_COMMAND} -E copy \"${src}\"
					  \"\$ENV{DESTDIR}${dest}/${dest_name}${suffix}\"
					  RESULT_VARIABLE copy_result
					  ERROR_VARIABLE error_output)
	  IF(copy_result)
		MESSAGE(FATAL_ERROR \${error_output})
	  ENDIF()
	ELSE()
	  MESSAGE(STATUS \"Skipping  : \$ENV{DESTDIR}${dest}/${dest_name}${suffix}\")
	ENDIF()
  ")
ENDFUNCTION(INSTALL_IF_NOT_EXISTS)

# Process required package by using FindPackage and calling for INCLUDE_DIRECTORIES and
# setting list of required libraries
# Usage:
# ProcessPackage(VAR [OPTIONAL] [ROOT path] [INCLUDE path]
#	[LIBRARY path] [INCLUDE_SUFFIXES path1 path2 ...] [LIB_SUFFIXES path1 path2 ...]
#	[MODULES module1 module2 ...])
# params:
# OPTIONAL - do not fail if a package has not been found
# ROOT - defines root directory for a package
# INCLUDE - name of the include file to check
# LIBRARY - name of the library to check
# INCLUDE_SUFFIXES - list of include suffixes (relative to ROOT)
# LIB_SUFFIXES - list of library suffixes
# MODULES - modules to search using pkg_config
MACRO(ProcessPackage PKG_NAME)

	CMAKE_PARSE_ARGUMENTS(PKG "OPTIONAL" "ROOT;INCLUDE"
		"LIBRARY;INCLUDE_SUFFIXES;LIB_SUFFIXES;MODULES" ${ARGN})

	IF(NOT PKG_LIBRARY)
		SET(PKG_LIBRARY "${PKG_NAME}")
	ENDIF()
	IF(NOT PKG_INCLUDE)
		SET(PKG_INCLUDE "${PKG_NAME}.h")
	ENDIF()

	IF(NOT PKG_ROOT AND PKG_MODULES)
		PKG_SEARCH_MODULE(${PKG_NAME} ${PKG_MODULES})
	ENDIF()

	IF(${PKG_NAME}_FOUND)
		MESSAGE(STATUS "Found package ${PKG_NAME} in pkg-config modules ${PKG_MODULES}")
		SET(WITH_${PKG_NAME} 1 CACHE INTERNAL "")
		IF(ENABLE_STATIC MATCHES "ON")
			SET(_XPREFIX "${PKG_NAME}_STATIC")
		ELSE(ENABLE_STATIC MATCHES "ON")
			SET(_XPREFIX "${PKG_NAME}")
		ENDIF(ENABLE_STATIC MATCHES "ON")
		FOREACH(_arg ${${_XPREFIX}_INCLUDE_DIRS})
			INCLUDE_DIRECTORIES("${_arg}")
			SET(${PKG_NAME}_INCLUDE "${_arg}" CACHE INTERNAL "")
		ENDFOREACH(_arg ${${_XPREFIX}_INCLUDE_DIRS})
		FOREACH(_arg ${${_XPREFIX}_LIBRARY_DIRS})
			LINK_DIRECTORIES("${_arg}")
			SET(${PKG_NAME}_LIBRARY_PATH "${_arg}" CACHE INTERNAL "")
		ENDFOREACH(_arg ${${_XPREFIX}_LIBRARY_DIRS})
		# Handle other CFLAGS and LDFLAGS
		FOREACH(_arg ${${_XPREFIX}_CFLAGS_OTHER})
			SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_arg}")
		ENDFOREACH(_arg ${${_XPREFIX}_CFLAGS_OTHER})
		FOREACH(_arg ${${_XPREFIX}_LDFLAGS_OTHER})
			SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${_arg}")
		ENDFOREACH(_arg ${${_XPREFIX}_LDFLAGS_OTHER})
		LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "${${_XPREFIX}_LIBRARIES}")
		INCLUDE_DIRECTORIES(${${_XPREFIX}_INCLUDEDIR})
	ELSE()
		IF(NOT ${PKG_NAME}_GUESSED)
			# Try some more heuristic
			FIND_LIBRARY(_lib NAMES ${PKG_LIBRARY}
						HINTS ${PKG_ROOT} ${RSPAMD_SEARCH_PATH}
						PATH_SUFFIXES ${PKG_LIB_SUFFIXES} lib64 lib
						PATHS ${RSPAMD_DEFAULT_LIBRARY_PATHS})
			IF(NOT _lib)
				IF(PKG_OPTIONAL)
					MESSAGE(STATUS "Cannot find library ${PKG_LIBRARY} for package ${PKG_NAME}, ignoring")
				ELSE()
					MESSAGE(FATAL_ERROR "Cannot find library ${PKG_LIBRARY} for package ${PKG_NAME}")
				ENDIF()
			ENDIF(NOT _lib)

			FIND_PATH(_incl ${PKG_INCLUDE}
							HINTS ${PKG_ROOT} ${RSPAMD_SEARCH_PATH}
							PATH_SUFFIXES ${PKG_INCLUDE_SUFFIXES} include
							PATHS 	{RSPAMD_DEFAULT_INCLUDE_PATHS})
			IF(NOT _incl)
				IF(PKG_OPTIONAL)
					MESSAGE(STATUS "Cannot find header ${PKG_INCLUDE} for package ${PKG_NAME}")
				ELSE()
					MESSAGE(FATAL_ERROR "Cannot find header ${PKG_INCLUDE} for package ${PKG_NAME}")
				ENDIF()
			ENDIF(NOT _incl)

			IF(_incl AND _lib)
				# We need to apply heuristic to find the real dir name
				STRING(REGEX REPLACE "/[^/]+$" "" _incl_path "${PKG_INCLUDE}")
				STRING(REGEX REPLACE "${_incl_path}/$" "" _stripped_incl "${_incl}")
				GET_FILENAME_COMPONENT(_lib_path "${_lib}" PATH)
				INCLUDE_DIRECTORIES("${_stripped_incl}")
				LINK_DIRECTORIES("${_lib_path}")
				LIST(APPEND RSPAMD_REQUIRED_LIBRARIES ${_lib})
				SET(${PKG_NAME}_INCLUDE "${_stripped_incl}" CACHE INTERNAL "")
				SET(${PKG_NAME}_LIBRARY_PATH "${_lib_path}" CACHE INTERNAL "")
				SET(${PKG_NAME}_LIBRARY "${_lib}" CACHE INTERNAL "")
				SET(${PKG_NAME}_GUESSED 1 CACHE INTERNAL "")
				SET(WITH_${PKG_NAME} 1 CACHE INTERNAL "")
				MESSAGE(STATUS "Found package ${PKG_NAME} in '${_lib_path}' (${_lib}) and '${_stripped_incl}' (${PKG_INCLUDE}).")
			ENDIF()

		ELSE()
			MESSAGE(STATUS "Found package ${PKG_NAME} (cached)")
			INCLUDE_DIRECTORIES("${${PKG_NAME}_INCLUDE}")
			LINK_DIRECTORIES("${${PKG_NAME}_LIBRARY_PATH}")
			LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "${${PKG_NAME}_LIBRARY}")
		ENDIF()
	ENDIF(${PKG_NAME}_FOUND)

	UNSET(_lib CACHE)
	UNSET(_incl CACHE)
ENDMACRO(ProcessPackage name)

MACRO(ADD_PRECOMPILED_HEADER _target _input)
	GET_FILENAME_COMPONENT(_name ${_input} NAME)
	SET(_outdir "${CMAKE_BINARY_DIR}/${_name}.pch")
	MAKE_DIRECTORY(${_outdir})
	SET(_output "${_outdir}/${_name}.pch")
	STRING(TOUPPER "CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name)
	SET(_compiler_FLAGS ${${_flags_var_name}})
	GET_DIRECTORY_PROPERTY(_directory_flags INCLUDE_DIRECTORIES)
	FOREACH(item ${_directory_flags})
		LIST(APPEND _compiler_FLAGS "-I${item}")
	ENDFOREACH(item)

	INCLUDE_DIRECTORIES(${_outdir})
	IF("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang")
		IF(NOT TARGET ${_name}_pch)
			MESSAGE("${CMAKE_C_COMPILER} -DPCHCOMPILE ${CMAKE_C_FLAGS} -x c-header -o ${_output} ${_input}")
			ADD_CUSTOM_COMMAND(OUTPUT ${_output}
				COMMAND ${CMAKE_C_COMPILER} -DPCHCOMPILE ${_compiler_FLAGS} -x c-header -o ${_output} ${_input}
				DEPENDS ${_input})
			ADD_CUSTOM_TARGET(${_name}_pch DEPENDS ${_output})
		ENDIF()

		ADD_CUSTOM_TARGET(${_target}_pch DEPENDS ${_name}_pch)
		ADD_DEPENDENCIES(${_target} ${_target}_pch)
		SET_TARGET_PROPERTIES(${_target} PROPERTIES COMPILE_FLAGS "-include ${_name} -Winvalid-pch")
	ENDIF()
ENDMACRO()

############################# CONFIG SECTION #############################################
# Initial set

# Prefer local include dirs to system ones
INCLUDE_DIRECTORIES("${CMAKE_SOURCE_DIR}/"
		"${CMAKE_SOURCE_DIR}/src"
		"${CMAKE_SOURCE_DIR}/src/libutil"
		"${CMAKE_SOURCE_DIR}/src/libserver"
		"${CMAKE_SOURCE_DIR}/src/libmime"
		"${CMAKE_SOURCE_DIR}/src/libstat"
		"${CMAKE_SOURCE_DIR}/src/libcryptobox"
		"${CMAKE_SOURCE_DIR}/contrib/libucl"
		"${CMAKE_SOURCE_DIR}/contrib/linenoise"
		"${CMAKE_SOURCE_DIR}/contrib/uthash"
		"${CMAKE_SOURCE_DIR}/contrib/http-parser"
		"${CMAKE_SOURCE_DIR}/contrib/libottery"
		"${CMAKE_SOURCE_DIR}/contrib/xxhash"
		"${CMAKE_SOURCE_DIR}/contrib/cdb"
		"${CMAKE_SOURCE_DIR}/contrib/snowball/include"
		"${CMAKE_SOURCE_DIR}/contrib/librdns"
		"${CMAKE_SOURCE_DIR}/contrib/aho-corasick"
		"${CMAKE_SOURCE_DIR}/contrib/lc-btrie"
		"${CMAKE_SOURCE_DIR}/contrib/lua-lpeg"
		"${CMAKE_BINARY_DIR}/src" #Stored in the binary dir
		"${CMAKE_BINARY_DIR}/src/libcryptobox")

LIST(APPEND CMAKE_REQUIRED_LIBRARIES m)

SET(POE_LOOP "Loop::IO_Poll")
SET(TAR "tar")

# Platform specific configuration
IF(CMAKE_SYSTEM_NAME MATCHES "^.*BSD$|DragonFly")
	ADD_DEFINITIONS(-DFREEBSD -D_BSD_SOURCE)
	CONFIGURE_FILE(freebsd/rspamd.sh.in freebsd/rspamd @ONLY)

	IF(ENABLE_REDIRECTOR MATCHES "ON")
		CONFIGURE_FILE(freebsd/redirector.sh.in freebsd/redirector @ONLY)
	ENDIF(ENABLE_REDIRECTOR MATCHES "ON")
	MESSAGE(STATUS "Configuring for BSD system")
	# Find util library
	ProcessPackage(LIBUTIL LIBRARY util INCLUDE libutil.h
		ROOT ${LIBUTIL_ROOT_DIR} OPTIONAL)
	IF(WITH_LIBUTIL)
		SET(HAVE_LIBUTIL_H 1)
		LIST(APPEND RSPAMD_REQUIRED_LIBRARIES util)
		LIST(APPEND CMAKE_REQUIRED_LIBRARIES util)
		CHECK_FUNCTION_EXISTS(pidfile_open HAVE_PIDFILE)
		CHECK_FUNCTION_EXISTS(pidfile_fileno HAVE_PIDFILE_FILENO)
	ENDIF()
	IF(CMAKE_SYSTEM_NAME MATCHES "^NetBSD$")
		LIST(APPEND CMAKE_REQUIRED_LIBRARIES rt)
	ENDIF()
	SET(POE_LOOP "Loop::Kqueue")
	SET(TAR "gtar")
ENDIF()

IF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_BSD_SOURCE -DDARWIN")
	SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS} -undefined dynamic_lookup")
	IF(ENABLE_LUAJIT MATCHES "ON")
		SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pagezero_size 10000 -image_base 100000000")
	ENDIF(ENABLE_LUAJIT MATCHES "ON")
	MESSAGE(STATUS "Configuring for Darwin")
	SET(TAR "gnutar")
	SET(CMAKE_FIND_FRAMEWORK "NEVER")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")

IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE")
	ADD_DEFINITIONS(-D_GNU_SOURCE -DLINUX)
	# Workaround with architecture specific includes
	#IF(IS_DIRECTORY "/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/")
	#	INCLUDE_DIRECTORIES("/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/")
	#	LIST(APPEND CMAKE_REQUIRED_INCLUDES "/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/")
	#ENDIF(IS_DIRECTORY "/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/")

	LIST(APPEND CMAKE_REQUIRED_LIBRARIES rt)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES dl)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES resolv)
	MESSAGE(STATUS "Configuring for Linux")
	IF(EXISTS "/etc/debian_version")
		SET(LINUX_START_SCRIPT "rspamd_debian.in")
	ELSE(EXISTS "/etc/debian_version")
		SET(LINUX_START_SCRIPT "rspamd_rh.in")
	ENDIF(EXISTS "/etc/debian_version")
	SET(POE_LOOP "XS::Loop::EPoll")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")

IF(CMAKE_SYSTEM_NAME STREQUAL "SunOS")

	IF("${CMAKE_C_COMPILER_ID}" MATCHES SunPro)
		SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Xa -xregs=no%frameptr -xstrconst -xc99")
		IF(ENABLE_OPTIMIZATION MATCHES "ON")
			SET(CMAKE_C_OPT_FLAGS "-fast -xdepend")
		ELSE(ENABLE_OPTIMIZATION MATCHES "ON")
			SET(CMAKE_C_OPT_FLAGS "-xO0")
		ENDIF(ENABLE_OPTIMIZATION MATCHES "ON")
	ENDIF("${CMAKE_C_COMPILER_ID}" MATCHES SunPro)

	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D__EXTENSIONS__ -DSOLARIS -D_POSIX_SOURCE -D_POSIX_C_SOURCE=200112L")

	LIST(APPEND CMAKE_REQUIRED_LIBRARIES rt)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES dl)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES resolv)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES nsl)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES socket)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES umem)
	# Ugly hack, but FindOpenSSL on Solaris does not link with libcrypto
	SET(CMAKE_VERBOSE_MAKEFILE ON)
	SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH FALSE)
	SET(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib:${RSPAMD_LIBDIR}")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "SunOS")

# Now find libraries and headers

IF(ENABLE_LUAJIT MATCHES "ON")
	#ProcessPackage(LUAJIT luajit)
	SET(WITH_LUA 1)
	FindLua(VERSION_MAJOR "5" VERSION_MINOR "1" ROOT "${LUA_ROOT}")
	IF(NOT LUA_FOUND)
		MESSAGE(FATAL_ERROR "Lua not found, lua support is required")
	ELSE(NOT LUA_FOUND)
		SET(WITH_LUA 1)
		INCLUDE_DIRECTORIES("${LUA_INCLUDE_DIR}")
	ENDIF(NOT LUA_FOUND)
ELSE(ENABLE_LUAJIT MATCHES "ON")
	FindLua(VERSION_MAJOR "5" VERSION_MINOR "3" ROOT "${LUA_ROOT}")
	IF(NOT LUA_FOUND)
		FindLua(VERSION_MAJOR "5" VERSION_MINOR "2" ROOT "${LUA_ROOT}")
		IF(NOT LUA_FOUND)
				FindLua(VERSION_MAJOR "5" VERSION_MINOR "1" ROOT "${LUA_ROOT}")
		ENDIF(NOT LUA_FOUND)
	ENDIF(NOT LUA_FOUND)
	IF(NOT LUA_FOUND)
			MESSAGE(FATAL_ERROR "Lua not found, lua support is required")
	ELSE(NOT LUA_FOUND)
			SET(WITH_LUA 1)
			INCLUDE_DIRECTORIES("${LUA_INCLUDE_DIR}")
	ENDIF(NOT LUA_FOUND)
ENDIF(ENABLE_LUAJIT MATCHES "ON")

IF(ENABLE_JEMALLOC MATCHES "ON")
	ProcessPackage(JEMALLOC LIBRARY jemalloc INCLUDE jemalloc.h INCLUDE_SUFFIXES include/jemalloc
		ROOT ${JEMALLOC_ROOT_DIR} MODULES jemalloc)
	SET(WITH_JEMALLOC "1")
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "-lpthread")
ENDIF()

IF(ENABLE_LIBUNWIND MATCHES "ON")
	ProcessPackage(LIBUNWIND LIBRARY unwind INCLUDE libunwind.h INCLUDE_SUFFIXES include/libunwind
			ROOT ${LIBUNWIND_ROOT_DIR} MODULES libunwind)
	SET(WITH_LIBUNWIND "1")
ENDIF()
ProcessPackage(GTHREAD2 LIBRARY gthread-2.0 INCLUDE glib.h
	INCLUDE_SUFFIXES include/glib include/glib-2.0
	ROOT ${GLIB_ROOT_DIR} MODULES gthread-2.0>=2.28)
ProcessPackage(GLIB2 LIBRARY glib-2.0 INCLUDE glib.h
	INCLUDE_SUFFIXES include/glib include/glib-2.0
	ROOT ${GLIB_ROOT_DIR} MODULES glib-2.0>=2.28)

IF(ENABLE_PCRE2 MATCHES "ON")
	ProcessPackage(PCRE LIBRARY pcre2 pcre2-8 INCLUDE pcre2.h INCLUDE_SUFFIXES include/pcre2
		ROOT ${PCRE_ROOT_DIR} MODULES pcre2 pcre2-8 libpcre2 libpcre2-8)
ELSE()
	ProcessPackage(PCRE LIBRARY pcre INCLUDE pcre.h INCLUDE_SUFFIXES include/pcre
		ROOT ${PCRE_ROOT_DIR} MODULES pcre libpcre pcre3 libpcre3)
ENDIF()

ProcessPackage(LIBEVENT LIBRARY event INCLUDE event.h INCLUDE_SUFFIXES include/event
	ROOT ${LIBEVENT_ROOT_DIR} MODULES event libevent)
ProcessPackage(SQLITE3 LIBRARY sqlite3 INCLUDE sqlite3.h INCLUDE_SUFFIXES include/sqlite3 include/sqlite
	ROOT ${SQLITE3_ROOT_DIR} MODULES sqlite3 sqlite)
ProcessPackage(ICUDATA LIBRARY icudata INCLUDE unicode/ucnv.h
	ROOT ${ICU_ROOT_DIR} MODULES icu-i18n)
ProcessPackage(ICUC LIBRARY icuuc INCLUDE unicode/ucnv.h
	ROOT ${ICU_ROOT_DIR} MODULES icu-i18n)
ProcessPackage(ICUI18N LIBRARY icui18n INCLUDE unicode/ucnv.h
	ROOT ${ICU_ROOT_DIR} MODULES icu-i18n)
ProcessPackage(LIBCRYPT LIBRARY crypto INCLUDE openssl/evp.h
	ROOT ${OPENSSL_ROOT_DIR} MODULES openssl libcrypt)
ProcessPackage(LIBSSL LIBRARY ssl INCLUDE openssl/ssl.h
	ROOT ${OPENSSL_ROOT_DIR} MODULES openssl libssl)
ProcessPackage(MAGIC LIBRARY magic INCLUDE magic.h INCLUDE_SUFFIXES include/libmagic
	ROOT ${LIBMAGIC_ROOT_DIR} MODULES magic)
ProcessPackage(LIBZ LIBRARY z INCLUDE zlib.h INCLUDE_SUFFIXES include/zlib
		ROOT ${LIBZ_ROOT_DIR} MODULES z)

IF(ENABLE_HYPERSCAN MATCHES "ON")
	ProcessPackage(HYPERSCAN LIBRARY hs INCLUDE hs.h INCLUDE_SUFFIXES
			hs include/hs
			ROOT ${HYPERSCAN_ROOT_DIR} MODULES libhs)
	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 ()

IF (ENABLE_GD MATCHES "ON")
	ProcessPackage(GD LIBRARY gd INCLUDE gd.h INCLUDE_SUFFIXES
			include/gd include/libgd
			ROOT ${GD_ROOT_DIR} MODULES gd)
	LIST(APPEND CMAKE_REQUIRED_INCLUDES "${GD_INCLUDE}")
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES "${GD_LIBRARY}")

	CHECK_SYMBOL_EXISTS(gdImageSetInterpolationMethod gd.h GD_INTERPOLATION)
	CHECK_SYMBOL_EXISTS(gdImageScale gd.h GD_SCALE)
	CHECK_SYMBOL_EXISTS(gdImageGrayScale gd.h GD_GRAYSCALE)
	CHECK_SYMBOL_EXISTS(gdImageCreateFromJpegPtr gd.h GD_JPEG)
	CHECK_SYMBOL_EXISTS(gdImageCreateFromPngPtr gd.h GD_PNG)
	CHECK_SYMBOL_EXISTS(gdImageCreateFromBmpPtr gd.h GD_BMP)
	CHECK_SYMBOL_EXISTS(gdImageCreateFromGifPtr gd.h GD_GIF)

	IF(GD_INTERPOLATION AND GD_SCALE AND GD_GRAYSCALE AND GD_JPEG AND GD_PNG AND GD_GIF AND GD_BMP)
		SET(USABLE_GD 1)
	ELSE()
		MESSAGE(STATUS "Libgd is found but it is unusable")
	ENDIF()
ENDIF ()

#Check for openssl (required for dkim)
SET(HAVE_OPENSSL 1)

# Google performance tools

IF(ENABLE_GPERF_TOOLS MATCHES "ON")
	ProcessPackage(GPERF LIBRARY profiler INCLUDE profiler.h INCLUDE_SUFFIXES include/google
		ROOT ${GPERF_ROOT_DIR})
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-omit-frame-pointer")
	SET(WITH_GPERF_TOOLS 1)
ENDIF(ENABLE_GPERF_TOOLS MATCHES "ON")

IF (ENABLE_HYPERSCAN MATCHES "ON")
	IF(${HYPERSCAN_LIBRARY} MATCHES ".*[.]a$" OR STATIC_HYPERSCAN)
		ENABLE_LANGUAGE(CXX)
		SET(USE_CXX_LINKER 1)
	ENDIF()
ENDIF()

# Process with warn flags
SET(CMAKE_C_WARN_FLAGS "")
CHECK_C_COMPILER_FLAG(-Wall SUPPORT_WALL)
CHECK_C_COMPILER_FLAG(-W SUPPORT_W)
CHECK_C_COMPILER_FLAG(-Wpointer-arith SUPPORT_WPOINTER)
CHECK_C_COMPILER_FLAG(-Wno-unused-parameter SUPPORT_WPARAM)
CHECK_C_COMPILER_FLAG(-Wno-unused-function SUPPORT_WFUNCTION)
CHECK_C_COMPILER_FLAG(-Wunused-variable SUPPORT_WUNUSED_VAR)
CHECK_C_COMPILER_FLAG(-Wno-pointer-sign SUPPORT_WPOINTER_SIGN)
CHECK_C_COMPILER_FLAG(-Wno-sign-compare SUPPORT_WSIGN_COMPARE)
CHECK_C_COMPILER_FLAG(-Wstrict-prototypes SUPPORT_WSTRICT_PROTOTYPES)
CHECK_C_COMPILER_FLAG(-pedantic SUPPORT_PEDANTIC_FLAG)
CHECK_C_COMPILER_FLAG(-Wno-unused-const-variable SUPPORT_WNO_UNUSED_CONST)
# GCC 6 specific
CHECK_C_COMPILER_FLAG(-Wnull-dereference SUPPORT_WNULL_DEREFERENCE)
CHECK_C_COMPILER_FLAG(-Wduplicated-cond SUPPORT_WDUPLICATED_COND)
# GCC 7 specific
CHECK_C_COMPILER_FLAG(-Wimplicit-fallthrough SUPPORT_WIMPLICIT_FALLTHROUGH)

IF(NOT "${CMAKE_C_COMPILER_ID}" MATCHES SunPro)
	CHECK_C_COMPILER_FLAG("-std=c11" SUPPORT_STD11_FLAG)
	CHECK_C_COMPILER_FLAG("-std=c99" SUPPORT_STD99_FLAG)
ENDIF(NOT "${CMAKE_C_COMPILER_ID}" MATCHES SunPro)
IF(SUPPORT_W)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -W")
ENDIF(SUPPORT_W)
IF(SUPPORT_WALL)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wall")
ENDIF(SUPPORT_WALL)
IF(SUPPORT_WPOINTER)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wpointer-arith")
ENDIF(SUPPORT_WPOINTER)
IF(SUPPORT_WPARAM)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-unused-parameter")
ENDIF(SUPPORT_WPARAM)
IF(SUPPORT_WFUNCTION)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-unused-function")
ENDIF(SUPPORT_WFUNCTION)
IF(SUPPORT_WUNUSED_VAR)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wunused-variable")
ENDIF(SUPPORT_WUNUSED_VAR)
IF(SUPPORT_WPOINTER_SIGN)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-pointer-sign")
ENDIF(SUPPORT_WPOINTER_SIGN)
IF(SUPPORT_WSTRICT_PROTOTYPES)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wstrict-prototypes")
ENDIF(SUPPORT_WSTRICT_PROTOTYPES)
#IF(SUPPORT_PEDANTIC_FLAG)
#	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -pedantic")
#ENDIF(SUPPORT_PEDANTIC_FLAG)
IF(SUPPORT_WNULL_DEREFERENCE)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wnull-dereference")
ENDIF()
IF(SUPPORT_WDUPLICATED_COND)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wduplicated-cond")
ENDIF()
IF(SUPPORT_WLOGICAL_OP)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wlogical-op")
ENDIF()
IF(SUPPORT_WNO_UNUSED_CONST)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-unused-const-variable")
ENDIF()
IF(SUPPORT_WSIGN_COMPARE)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-sign-compare")
ENDIF()
IF(SUPPORT_STD11_FLAG)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -std=c11")
ELSE(SUPPORT_STD11_FLAG)
	MESSAGE("C11 compatible compiler is strongly recommended")
	IF(SUPPORT_STD99_FLAG)
		SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -std=c99")
	ENDIF(SUPPORT_STD99_FLAG)
ENDIF(SUPPORT_STD11_FLAG)
IF(SUPPORT_WIMPLICIT_FALLTHROUGH)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -Wno-implicit-fallthrough")
ENDIF(SUPPORT_WIMPLICIT_FALLTHROUGH)

CHECK_C_COMPILER_FLAG(-fPIC SUPPORT_FPIC)
IF(SUPPORT_FPIC)
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
ENDIF(SUPPORT_FPIC)

 # Optimization flags
IF(NOT CMAKE_C_OPT_FLAGS)
	IF(ENABLE_OPTIMIZATION MATCHES "ON")
	CHECK_C_COMPILER_FLAG(-flto SUPPORT_FLTO)
	IF(SUPPORT_FLTO)
		IF(NOT CMAKE_GCC_AR OR NOT CMAKE_GCC_RANLIB)
			FIND_PROGRAM(CMAKE_GCC_AR NAMES "gcc-ar")
			FIND_PROGRAM(CMAKE_GCC_RANLIB NAMES "gcc-ranlib")
			MARK_AS_ADVANCED(CMAKE_GCC_AR CMAKE_GCC_RANLIB)
		ENDIF()
		IF(CMAKE_GCC_AR AND CMAKE_GCC_RANLIB)
			SET(CMAKE_C_OPT_FLAGS "-g -O3 -fstrict-aliasing -flto")
			SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -flto")
			SET(CMAKE_C_ARCHIVE_CREATE "${CMAKE_GCC_AR} cr <TARGET> <LINK_FLAGS> <OBJECTS>")
			SET(CMAKE_C_ARCHIVE_APPEND "${CMAKE_GCC_AR} r <TARGET> <LINK_FLAGS> <OBJECTS>")
			SET(CMAKE_C_ARCHIVE_FINISH "${CMAKE_GCC_RANLIB} <TARGET>")
			SET(CMAKE_CXX_ARCHIVE_CREATE "${CMAKE_GCC_AR} cr <TARGET> <LINK_FLAGS> <OBJECTS>")
			SET(CMAKE_CXX_ARCHIVE_APPEND "${CMAKE_GCC_AR} r <TARGET> <LINK_FLAGS> <OBJECTS>")
			SET(CMAKE_CXX_ARCHIVE_FINISH "${CMAKE_GCC_RANLIB} <TARGET>")
		ENDIF()
	ELSE()
		SET(CMAKE_C_OPT_FLAGS "-g -O3 -fstrict-aliasing")
	ENDIF()
	ELSE(ENABLE_OPTIMIZATION MATCHES "ON")
		IF(ENABLE_FULL_DEBUG MATCHES "ON")
			SET(CMAKE_C_OPT_FLAGS "-g -O0 -fstrict-aliasing")
		ELSE(ENABLE_FULL_DEBUG MATCHES "ON")
			SET(CMAKE_C_OPT_FLAGS "-g -O2 -fstrict-aliasing")
		ENDIF(ENABLE_FULL_DEBUG MATCHES "ON")
	ENDIF(ENABLE_OPTIMIZATION MATCHES "ON")
ENDIF(NOT CMAKE_C_OPT_FLAGS)

IF(ENABLE_COVERAGE)
	SET(CMAKE_C_OPT_FLAGS "-g -O0 -fno-strict-aliasing")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --coverage")
	SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --coverage")
ENDIF(ENABLE_COVERAGE)

IF(ENABLE_LUA_TRACE)
	SET(WITH_LUA_TRACE 1)
ENDIF(ENABLE_LUA_TRACE)

SET(CMAKE_C_FLAGS "${CMAKE_C_OPT_FLAGS} ${CMAKE_C_FLAGS} ${CMAKE_C_WARN_FLAGS}")

ADD_DEFINITIONS(-DHAVE_CONFIG_H)

# Check platform specific includes
CHECK_INCLUDE_FILES(sys/types.h HAVE_SYS_TYPES_H)
CHECK_INCLUDE_FILES(sys/time.h  HAVE_SYS_TIME_H)
CHECK_INCLUDE_FILES(sys/uio.h   HAVE_SYS_UIO_H)

CHECK_INCLUDE_FILES(fcntl.h     HAVE_FCNTL_H)
CHECK_INCLUDE_FILES(math.h      HAVE_MATH_H)
CHECK_INCLUDE_FILES(stdio.h     HAVE_STDIO_H)
CHECK_INCLUDE_FILES(stdlib.h    HAVE_STDLIB_H)
CHECK_INCLUDE_FILES(string.h    HAVE_STRING_H)
CHECK_INCLUDE_FILES(strings.h   HAVE_STRINGS_H)
CHECK_INCLUDE_FILES(time.h      HAVE_TIME_H)
CHECK_INCLUDE_FILES(unistd.h    HAVE_UNISTD_H)
CHECK_INCLUDE_FILES(sysexits.h  HAVE_SYSEXITS_H)
CHECK_INCLUDE_FILES(stdint.h  HAVE_STDINT_H)
CHECK_INCLUDE_FILES(inttypes.h  HAVE_INTTYPES_H)
CHECK_INCLUDE_FILES(stdbool.h  HAVE_STDBOOL_H)
CHECK_INCLUDE_FILES(endian.h  HAVE_ENDIAN_H)
CHECK_INCLUDE_FILES(sys/endian.h  HAVE_SYS_ENDIAN_H)
CHECK_INCLUDE_FILES(machine/endian.h  HAVE_MACHINE_ENDIAN_H)
CHECK_INCLUDE_FILES(sys/queue.h  HAVE_SYS_QUEUE_H)
CHECK_INCLUDE_FILES(sys/socket.h  HAVE_SYS_SOCKET_H)
CHECK_INCLUDE_FILES(sys/mman.h  HAVE_SYS_MMAN_H)
CHECK_INCLUDE_FILES(sys/un.h  HAVE_SYS_UN_H)
CHECK_INCLUDE_FILES(sys/stat.h  HAVE_SYS_STAT_H)
CHECK_INCLUDE_FILES(sys/wait.h  HAVE_SYS_WAIT_H)
CHECK_INCLUDE_FILES(sys/param.h  HAVE_SYS_PARAM_H)
CHECK_INCLUDE_FILES(sys/cdefs.h  HAVE_SYS_CDEFS_H)
CHECK_INCLUDE_FILES(sys/file.h  HAVE_SYS_FILE_H)
CHECK_INCLUDE_FILES(sys/utsname.h  HAVE_SYS_UTSNAME_H)
CHECK_INCLUDE_FILES(sys/resource.h  HAVE_SYS_RESOURCE_H)
CHECK_INCLUDE_FILES(netinet/in.h  HAVE_NETINET_IN_H)
CHECK_INCLUDE_FILES(netinet/tcp.h  HAVE_NETINET_TCP_H)
CHECK_INCLUDE_FILES(arpa/inet.h  HAVE_ARPA_INET_H)
CHECK_INCLUDE_FILES(netdb.h  HAVE_NETDB_H)
CHECK_INCLUDE_FILES(syslog.h HAVE_SYSLOG_H)
CHECK_INCLUDE_FILES(siginfo.h HAVE_SIGINFO_H)
CHECK_INCLUDE_FILES(locale.h HAVE_LOCALE_H)
CHECK_INCLUDE_FILES(libgen.h HAVE_LIBGEN_H)
CHECK_INCLUDE_FILES(search.h HAVE_SEARCH_H)
CHECK_INCLUDE_FILES(pwd.h HAVE_PWD_H)
CHECK_INCLUDE_FILES(grp.h HAVE_GRP_H)
CHECK_INCLUDE_FILES(glob.h HAVE_GLOB_H)
CHECK_INCLUDE_FILES(poll.h HAVE_POLL_H)
CHECK_INCLUDE_FILES(readpassphrase.h HAVE_READPASSPHRASE_H)
CHECK_INCLUDE_FILES(termios.h HAVE_TERMIOS_H)
CHECK_INCLUDE_FILES(paths.h HAVE_PATHS_H)
CHECK_INCLUDE_FILES(ctype.h HAVE_CTYPE_H)
CHECK_INCLUDE_FILES(sys/sendfile.h HAVE_SYS_SENDFILE_H)
CHECK_INCLUDE_FILES(linux/falloc.h HAVE_LINUX_FALLOC_H)
CHECK_INCLUDE_FILES(sys/eventfd.h HAVE_SYS_EVENTFD_H)
CHECK_INCLUDE_FILES(aio.h HAVE_AIO_H)
CHECK_INCLUDE_FILES(libaio.h HAVE_LIBAIO_H)
CHECK_INCLUDE_FILES(unistd.h HAVE_UNISTD_H)
CHECK_INCLUDE_FILES(cpuid.h HAVE_CPUID_H)
CHECK_INCLUDE_FILES(dirent.h HAVE_DIRENT_H)
CHECK_INCLUDE_FILES(stropts.h HAVE_STROPS_H)
CHECK_INCLUDE_FILES(sys/ioctl.h HAVE_SYS_IOCTL_H)
CHECK_INCLUDE_FILES(ucontext.h HAVE_UCONTEXT_H)
CHECK_INCLUDE_FILES(sys/ucontext.h HAVE_SYS_UCONTEXT_H) # OSX specific

# Check platform API
CHECK_FUNCTION_EXISTS(setproctitle HAVE_SETPROCTITLE)
CHECK_FUNCTION_EXISTS(getpagesize HAVE_GETPAGESIZE)
CHECK_FUNCTION_EXISTS(nanosleep HAVE_NANOSLEEP)
CHECK_FUNCTION_EXISTS(vfork HAVE_VFORK)
CHECK_FUNCTION_EXISTS(wait4 HAVE_WAIT4)
CHECK_FUNCTION_EXISTS(waitpid HAVE_WAITPID)
CHECK_FUNCTION_EXISTS(flock HAVE_FLOCK)
CHECK_FUNCTION_EXISTS(tanhl HAVE_TANHL)
CHECK_FUNCTION_EXISTS(tanh HAVE_TANH)
CHECK_FUNCTION_EXISTS(expl HAVE_EXPL)
CHECK_FUNCTION_EXISTS(exp2l HAVE_EXP2L)
CHECK_FUNCTION_EXISTS(sendfile HAVE_SENDFILE)
CHECK_FUNCTION_EXISTS(mkstemp HAVE_MKSTEMP)
CHECK_FUNCTION_EXISTS(setitimer HAVE_SETITIMER)
CHECK_FUNCTION_EXISTS(inet_pton HAVE_INET_PTON)
CHECK_FUNCTION_EXISTS(clock_gettime HAVE_CLOCK_GETTIME)
CHECK_FUNCTION_EXISTS(memset_s HAVE_MEMSET_S)
CHECK_FUNCTION_EXISTS(explicit_bzero HAVE_EXPLICIT_BZERO)
CHECK_C_SOURCE_COMPILES(
	"#include <stddef.h>
	void cmkcheckweak() __attribute__((weak));
	int main(int argc, char** argv) {
  		return cmkcheckweak == NULL;
	}" HAVE_WEAK_SYMBOLS)
CHECK_C_SOURCE_COMPILES(
		"#include <time.h>
		extern char *tzname[2];
		extern long timezone;
		extern int daylight;
	int main(int argc, char** argv) {
		tzset();
		return timezone;
	}" HAVE_SANE_TZSET)

IF(WITH_ICONV)
	CHECK_C_SOURCE_COMPILES("
#include <iconv.h>
int main(){
	iconv_t conv = 0;
	const char* in = 0;
	size_t ilen = 0;
	char* out = 0;
	size_t olen = 0;
	iconv(conv, &in, &ilen, &out, &olen);
	return 0;
}
" ICONV_SECOND_ARGUMENT_IS_CONST)
ENDIF(WITH_ICONV)

# Check macros
CHECK_SYMBOL_EXISTS(PATH_MAX limits.h HAVE_PATH_MAX)
CHECK_SYMBOL_EXISTS(MAXPATHLEN sys/param.h HAVE_MAXPATHLEN)
CHECK_SYMBOL_EXISTS(MAP_SHARED sys/mman.h HAVE_MMAP_SHARED)
CHECK_SYMBOL_EXISTS(MAP_ANON sys/mman.h HAVE_MMAP_ANON)
CHECK_SYMBOL_EXISTS(MAP_NOCORE sys/mman.h HAVE_MMAP_NOCORE)
CHECK_SYMBOL_EXISTS(O_DIRECT fcntl.h HAVE_O_DIRECT)
CHECK_SYMBOL_EXISTS(IPV6_V6ONLY "sys/socket.h;netinet/in.h" HAVE_IPV6_V6ONLY)
CHECK_SYMBOL_EXISTS(posix_fadvise fcntl.h HAVE_FADVISE)
CHECK_SYMBOL_EXISTS(posix_fallocate fcntl.h HAVE_POSIX_FALLOCATE)
CHECK_SYMBOL_EXISTS(fallocate fcntl.h HAVE_FALLOCATE)
CHECK_SYMBOL_EXISTS(fdatasync unistd.h HAVE_FDATASYNC)
CHECK_SYMBOL_EXISTS(_SC_NPROCESSORS_ONLN unistd.h HAVE_SC_NPROCESSORS_ONLN)
CHECK_SYMBOL_EXISTS(setbit sys/param.h PARAM_H_HAS_BITSET)
CHECK_SYMBOL_EXISTS(getaddrinfo "sys/types.h;sys/socket.h;netdb.h" HAVE_GETADDRINFO)
CHECK_SYMBOL_EXISTS(sched_yield "sched.h" HAVE_SCHED_YIELD)
CHECK_SYMBOL_EXISTS(__get_cpuid "cpuid.h" HAVE_GET_CPUID)
CHECK_SYMBOL_EXISTS(nftw "sys/types.h;ftw.h" HAVE_NFTW)
IF(ENABLE_PCRE2 MATCHES "ON")
	LIST(APPEND CMAKE_REQUIRED_INCLUDES "${PCRE_INCLUDE}")
	CHECK_SYMBOL_EXISTS(PCRE2_CONFIG_JIT "pcre2.h" HAVE_PCRE_JIT)
ELSE()
	LIST(APPEND CMAKE_REQUIRED_INCLUDES "${PCRE_INCLUDE}")
	CHECK_SYMBOL_EXISTS(PCRE_CONFIG_JIT "pcre.h" HAVE_PCRE_JIT)
ENDIF()
CHECK_SYMBOL_EXISTS(SOCK_SEQPACKET "sys/types.h;sys/socket.h" HAVE_SOCK_SEQPACKET)
CHECK_SYMBOL_EXISTS(I_SETSIG "sys/types.h;sys/ioctl.h" HAVE_SETSIG)
CHECK_SYMBOL_EXISTS(O_ASYNC "sys/types.h;sys/fcntl.h" HAVE_OASYNC)
CHECK_SYMBOL_EXISTS(O_NOFOLLOW "sys/types.h;sys/fcntl.h" HAVE_ONOFOLLOW)
CHECK_SYMBOL_EXISTS(O_CLOEXEC "sys/types.h;sys/fcntl.h" HAVE_OCLOEXEC)
LIST(APPEND CMAKE_REQUIRED_INCLUDES "${LIBSSL_INCLUDE}")
CHECK_SYMBOL_EXISTS(SSL_set_tlsext_host_name "openssl/ssl.h" HAVE_SSL_TLSEXT_HOSTNAME)
CHECK_SYMBOL_EXISTS(dirfd "sys/types.h;unistd.h;dirent.h" HAVE_DIRFD)
CHECK_SYMBOL_EXISTS(fpathconf "sys/types.h;unistd.h" HAVE_FPATHCONF)
CHECK_SYMBOL_EXISTS(sigaltstack "signal.h" HAVE_SIGALTSTACK)
CHECK_SYMBOL_EXISTS(clock_getcpuclockid "sys/types.h;time.h" HAVE_CLOCK_GETCPUCLOCKID)
CHECK_SYMBOL_EXISTS(RUSAGE_SELF "sys/types.h;sys/resource.h" HAVE_RUSAGE_SELF)

IF(ENABLE_PCRE2 MATCHES "ON")
	IF(HAVE_PCRE_JIT)
		SET(HAVE_PCRE_JIT_FAST 1)
	ENDIF()
ELSE()
	LIST(APPEND CMAKE_REQUIRED_INCLUDES "${PCRE_INCLUDE}")
	IF(PCRE_LIBRARY_PATH)
		SET(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES};-L${PCRE_LIBRARY_PATH};${PCRE_LIBRARY}")
	ELSE(PCRE_LIBRARY_PATH)
		SET(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES};-lpcre")
	ENDIF(PCRE_LIBRARY_PATH)
# Some PCRE implementations are lacking of pcre_jit_exec fast path
SET(_PCRE_FAST_TEST "
#include \"pcre.h\"
int main (void)
{
	int rc;
	int ovector[30];
	pcre *re;
	pcre_extra *extra;
	pcre_jit_stack *jit_stack;

	re = pcre_compile(\"abc\", 0, NULL, NULL, NULL);
	extra = pcre_study(re, PCRE_STUDY_JIT_COMPILE, NULL);
	jit_stack = pcre_jit_stack_alloc(32*1024, 512*1024);
	pcre_assign_jit_stack(extra, NULL, jit_stack);
	rc = pcre_jit_exec(re, extra, \"abc\", 3, 0, 0, ovector, 30, jit_stack);

	return rc;
}
")
CHECK_C_SOURCE_COMPILES("${_PCRE_FAST_TEST}" HAVE_PCRE_JIT_FAST)
IF(HAVE_PCRE_JIT_FAST)
	MESSAGE(STATUS "pcre_jit_exec is supported")
ELSE(HAVE_PCRE_JIT_FAST)
	MESSAGE(STATUS "pcre_jit_exec is -NOT- supported")
ENDIF(HAVE_PCRE_JIT_FAST)
ENDIF()

FILE(WRITE ${CMAKE_BINARY_DIR}/pthread_setpshared.c "
#include <pthread.h>
#include <stdlib.h>
int main (void)
{
	pthread_mutexattr_t mattr;
	if (pthread_mutexattr_init(&mattr) != 0) return 0;
	if (pthread_mutexattr_setpshared(&mattr, PTHREAD_PROCESS_SHARED) != 0) return 0;
	if (pthread_mutexattr_setrobust(&mattr, PTHREAD_MUTEX_ROBUST) != 0) return 0;
	return 1;
}
")
TRY_RUN(_CAN_RUN _CAN_COMPILE
	"${CMAKE_BINARY_DIR}" "${CMAKE_BINARY_DIR}/pthread_setpshared.c"
	CMAKE_FLAGS CMAKE_C_FLAGS="-pthread")
IF(_CAN_RUN EQUAL 1)
	SET(HAVE_PTHREAD_PROCESS_SHARED 1 CACHE INTERNAL "")
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "-lpthread")
ENDIF(_CAN_RUN EQUAL 1)
IF(HAVE_PTHREAD_PROCESS_SHARED)
	MESSAGE(STATUS "pthread_mutexattr_setpshared is supported")
ELSE(HAVE_PTHREAD_PROCESS_SHARED)
	MESSAGE(STATUS "pthread_mutexattr_setpshared is -NOT- supported")
ENDIF(HAVE_PTHREAD_PROCESS_SHARED)

IF(NOT HAVE_GETADDRINFO)
	MESSAGE(FATAL_ERROR "Your system does not support getaddrinfo call, please consider upgrading it to run rspamd")
ENDIF(NOT HAVE_GETADDRINFO)
IF(HAVE_SIGINFO_H)
	CHECK_SYMBOL_EXISTS(SA_SIGINFO "signal.h;siginfo.h" HAVE_SA_SIGINFO)
ELSE(HAVE_SIGINFO_H)
	CHECK_SYMBOL_EXISTS(SA_SIGINFO "signal.h" HAVE_SA_SIGINFO)
ENDIF(HAVE_SIGINFO_H)

# Some hack for libevent 2.0
CHECK_C_SOURCE_COMPILES ("#include <event.h>
					#if !defined(LIBEVENT_VERSION_NUMBER) || LIBEVENT_VERSION_NUMBER < 0x02000000
					#error Unsupported
					#endif
					int main() { return 0;}" HAVE_LIBEVENT2)
CHECK_C_SOURCE_COMPILES ("#include <event2/event.h>
					int main() { return EVENT_BASE_FLAG_NO_CACHE_TIME; }"
		HAVE_EVENT_NO_CACHE_TIME_FLAG)
LIST(APPEND CMAKE_REQUIRED_LIBRARIES "event")
CHECK_SYMBOL_EXISTS(event_base_update_cache_time "sys/types.h;event.h"
		HAVE_EVENT_NO_CACHE_TIME_FUNC)

IF(NOT CMAKE_SYSTEM_NAME STREQUAL "SunOS")
IF(HAVE_CLOCK_GETTIME)
	CHECK_SYMBOL_EXISTS(CLOCK_PROCESS_CPUTIME_ID time.h HAVE_CLOCK_PROCESS_CPUTIME_ID)
	CHECK_SYMBOL_EXISTS(CLOCK_VIRTUAL time.h HAVE_CLOCK_VIRTUAL)
ELSE(HAVE_CLOCK_GETTIME)
	CHECK_INCLUDE_FILES(sys/timeb.h HAVE_SYS_TIMEB_H)
ENDIF(HAVE_CLOCK_GETTIME)

# Check asm pause instruction
CHECK_C_SOURCE_COMPILES ("#include <sys/types.h>
						  int main (int argc, char **argv) {
							__asm __volatile(\"pause\");
							return 0;
						  }" HAVE_ASM_PAUSE)
ENDIF(NOT CMAKE_SYSTEM_NAME STREQUAL "SunOS")

CHECK_C_SOURCE_RUNS("
#include <stdbool.h>
int main(int argc, char **argv) {
        int a = 0, b = 0;
        if (__atomic_compare_exchange_n(&a, &b, 1, false, __ATOMIC_RELEASE, __ATOMIC_RELAXED)) {
                return 0;
        }
        return -1;
}
" HAVE_ATOMIC_BUILTINS)

IF(NOT HAVE_ATOMIC_BUILTINS)
	MESSAGE(STATUS "atomic builtins are -NOT- supported")
ELSE()
	MESSAGE(STATUS "atomic builtins are supported")
ENDIF()

CHECK_C_SOURCE_RUNS("
#include <x86intrin.h>
int main(int argc, char **argv) {
        __builtin_ia32_lfence ();
        if (__builtin_ia32_rdtsc()) {
                return 0;
        }
        return -1;
}
" HAVE_RDTSC)

IF(NOT HAVE_RDTSC)
	MESSAGE(STATUS "rdtsc intrinsic is -NOT- supported")
ELSE()
	MESSAGE(STATUS "rdtsc intrinsic is supported")
ENDIF()

IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
	# In linux, we need to mount /run/shm to test which could be unavailable
	# on a build system. On the other hand, we know that linux has stupid
	# but compatible shmem support, so we assume this macro as true
	SET(HAVE_SANE_SHMEM 1)
ELSE()
	CHECK_C_SOURCE_RUNS("
	#include <sys/mman.h>
	#include <fcntl.h>
	#include <unistd.h>
	#define TEST_NAME \"/test-shmem-work\"
	int
	main (int argc, char **argv)
	{
	  int fd;

	  fd = shm_open (TEST_NAME, O_RDWR | O_CREAT | O_EXCL, 00600);
	  if (fd == -1) {
	    return -1;
	  }
	  if (ftruncate (fd, 100) == -1) {
	    shm_unlink (TEST_NAME);
	    close (fd);
	    return -1;
	  }

	  if (ftruncate (fd, 200) == -1) {
	    shm_unlink (TEST_NAME);
	    close (fd);
	    return -1;
	  }
	  if (ftruncate (fd, 300) == -1) {
	    shm_unlink (TEST_NAME);
	    close (fd);
	    return -1;
	  }

	  close (fd);
	  shm_unlink (TEST_NAME);
	  return 0;
	}
	" HAVE_SANE_SHMEM)
	IF(NOT HAVE_SANE_SHMEM)
		MESSAGE(STATUS "shmem support is NOT compatible with POSIX")
	ELSE()
		MESSAGE(STATUS "shmem support is compatible with POSIX")
	ENDIF()
ENDIF()

# Check queue.h compatibility
IF(NOT HAVE_COMPATIBLE_QUEUE_H)
	INCLUDE_DIRECTORIES(compat)
ENDIF(NOT HAVE_COMPATIBLE_QUEUE_H)

IF(ENABLE_URL_INCLUDE MATCHES "ON")
	FIND_LIBRARY(LIBFETCH_LIBRARY HINTS "${RSPAMD_SEARCH_PATH}"
					NAMES fetch PATHS	PATH_SUFFIXES lib64 lib
					PATHS ${RSPAMD_DEFAULT_LIBRARY_PATHS}
					DOC "Path where the libfetch library can be found")
	IF(LIBFETCH_LIBRARY)
		FIND_FILE(HAVE_FETCH_H HINTS "${RSPAMD_SEARCH_PATH}"
			NAMES fetch.h
			PATH_SUFFIXES include
			PATHS ${RSPAMD_DEFAULT_INCLUDE_PATHS}
					DOC "Path to libfetch header")
	ELSE(LIBFETCH_LIBRARY)
		# Try to find libcurl
		ProcessPackage(CURL LIBRARY curl INCLUDE curl.h INCLUDE_SUFFIXES include/curl
			ROOT ${CURL_ROOT})
		IF(NOT WITH_CURL)
			MESSAGE(WARNING "Neither libcurl nor libfetch were found, no support of URL includes in configuration")
		ENDIF(NOT WITH_CURL)
	ENDIF(LIBFETCH_LIBRARY)
ENDIF(ENABLE_URL_INCLUDE MATCHES "ON")

IF(NOT DESTDIR)
	SET(DESTDIR $ENV{DESTDIR})
ENDIF(NOT DESTDIR)


################################ SUBDIRS SECTION ###########################
ADD_SUBDIRECTORY(contrib/hiredis)
SET(WITH_HIREDIS 1)
INCLUDE_DIRECTORIES(BEFORE "${CMAKE_SOURCE_DIR}/contrib/hiredis")

LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES ucl)
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES rdns)
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES ottery)
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES event)
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES xxhash)
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES rspamd-actrie)
IF(HAVE_FETCH_H)
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES fetch)
ENDIF(HAVE_FETCH_H)
IF(WITH_DB)
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES db)
ENDIF(WITH_DB)


LIST(APPEND RSPAMD_REQUIRED_LIBRARIES "${LUA_LIBRARY}")

IF(GLIB_COMPAT)
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES glibadditions)
ENDIF(GLIB_COMPAT)


ADD_SUBDIRECTORY(contrib/xxhash)
ADD_SUBDIRECTORY(contrib/cdb)
ADD_SUBDIRECTORY(contrib/http-parser)
ADD_SUBDIRECTORY(contrib/lc-btrie)
ADD_SUBDIRECTORY(contrib/libottery)
ADD_SUBDIRECTORY(contrib/zstd)
IF(ENABLE_SNOWBALL MATCHES "ON")
	ADD_SUBDIRECTORY(contrib/snowball)
	SET(WITH_SNOWBALL 1)
ENDIF()
ADD_SUBDIRECTORY(contrib/libucl)
ADD_SUBDIRECTORY(contrib/librdns)
ADD_SUBDIRECTORY(contrib/aho-corasick)
ADD_SUBDIRECTORY(contrib/lua-lpeg)
ADD_SUBDIRECTORY(contrib/linenoise)
ADD_SUBDIRECTORY(contrib/t1ha)

IF (ENABLE_SNOWBALL MATCHES "ON")
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES stemmer)
ENDIF()
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES rspamd-hiredis)
IF(ENABLE_HYPERSCAN MATCHES "OFF")
	LIST(APPEND RSPAMD_REQUIRED_LIBRARIES rspamd-actrie)
ENDIF()
LIST(APPEND RSPAMD_REQUIRED_LIBRARIES rspamd-t1ha)

IF(ENABLE_CLANG_PLUGIN MATCHES "ON")
	ADD_SUBDIRECTORY(clang-plugin)
ENDIF()

IF(ENABLE_TORCH MATCHES "ON")
	IF(WITH_LUAJIT)
		ADD_SUBDIRECTORY(contrib/lua-torch/paths)
		ADD_SUBDIRECTORY(contrib/lua-torch/torch7)
		ADD_SUBDIRECTORY(contrib/lua-torch/nn)
		ADD_SUBDIRECTORY(contrib/lua-torch/optim)
		ADD_SUBDIRECTORY(contrib/lua-torch/decisiontree)
		SET(WITH_TORCH 1)
	ELSE()
		MESSAGE(FATAL_ERROR "Cannot enable torch without luajit")
	ENDIF()
ENDIF()

ADD_SUBDIRECTORY(src)
ADD_SUBDIRECTORY(test)
ADD_SUBDIRECTORY(utils)

############################ TARGETS SECTION ###############################


CONFIGURE_FILE(config.h.in src/config.h)
ADD_DEFINITIONS("HAVE_CONFIG_H")

##################### INSTALLATION ##########################################

# Binaries

# Configs
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${CONFDIR})")
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${SHAREDIR})")
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${EXAMPLESDIR})")
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${LUALIBDIR})")
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${PLUGINSDIR})")
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${RULESDIR})")

# Install configs only if they are unchanged
LIST(LENGTH CONFFILES CONFLIST_COUNT)
MATH(EXPR CONFLIST_MAX ${CONFLIST_COUNT}-1)

FILE(GLOB_RECURSE CONF_FILES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/conf"
	"${CMAKE_CURRENT_SOURCE_DIR}/conf/*" )
FOREACH(CONF_FILE ${CONF_FILES})
	GET_FILENAME_COMPONENT(_rp ${CONF_FILE} PATH)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${CONFDIR}/${_rp})")
	INSTALL(FILES "${CMAKE_CURRENT_SOURCE_DIR}/conf/${CONF_FILE}"
		DESTINATION ${CONFDIR}/${_rp})
ENDFOREACH(CONF_FILE)

SET(MAIN_CONF "conf/rspamd.conf")
IF(BUILD_PORT)
	INSTALL_IF_NOT_EXISTS(${MAIN_CONF} ${CONFDIR} "rspamd.conf" ".sample")
ELSE(BUILD_PORT)
	INSTALL_IF_NOT_EXISTS(${MAIN_CONF} ${CONFDIR} "rspamd.conf" "")
ENDIF(BUILD_PORT)
IF(INSTALL_EXAMPLES MATCHES "ON")
	INSTALL(FILES ${MAIN_CONF} DESTINATION ${EXAMPLESDIR})
ENDIF(INSTALL_EXAMPLES MATCHES "ON")

# Lua plugins

FILE(GLOB LUA_PLUGINS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/src/plugins/lua"
	"${CMAKE_CURRENT_SOURCE_DIR}/src/plugins/lua/*.lua" )
FOREACH(LUA_PLUGIN ${LUA_PLUGINS})
	GET_FILENAME_COMPONENT(_rp ${LUA_PLUGIN} PATH)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${PLUGINSDIR}/${_rp})")
	INSTALL(FILES "src/plugins/lua/${LUA_PLUGIN}" DESTINATION ${PLUGINSDIR}/${_rp})
ENDFOREACH(LUA_PLUGIN)


# Install TLD list
INSTALL(FILES "contrib/publicsuffix/effective_tld_names.dat" DESTINATION
	"${SHAREDIR}")

# Install languages data
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${SHAREDIR}/languages)")
FILE(GLOB LANGUAGES "${CMAKE_CURRENT_SOURCE_DIR}/contrib/languages-data/*.json")
FOREACH(_LANG ${LANGUAGES})
	INSTALL(FILES "${_LANG}" DESTINATION ${SHAREDIR}/languages)
ENDFOREACH()
INSTALL(FILES "${CMAKE_CURRENT_SOURCE_DIR}/contrib/languages-data/stop_words" DESTINATION ${SHAREDIR}/languages)

# Lua config
FILE(GLOB_RECURSE LUA_CONFIGS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/rules"
	"${CMAKE_CURRENT_SOURCE_DIR}/rules/*.lua")
FOREACH(LUA_CONF ${LUA_CONFIGS})
	GET_FILENAME_COMPONENT(_rp ${LUA_CONF} PATH)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${RULESDIR}/${_rp})")
	INSTALL(FILES "rules/${LUA_CONF}" DESTINATION ${RULESDIR}/${_rp})
ENDFOREACH(LUA_CONF)

# Lua libs
FILE(GLOB_RECURSE LUA_LIBS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/lualib"
		"${CMAKE_CURRENT_SOURCE_DIR}/lualib/*.lua")
FOREACH(LUA_LIB ${LUA_LIBS})
	GET_FILENAME_COMPONENT(_rp ${LUA_LIB} PATH)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${LUALIBDIR}/rspamd/${_rp})")
	INSTALL(FILES "lualib/${LUA_LIB}" DESTINATION ${LUALIBDIR}/rspamd/${_rp})
ENDFOREACH(LUA_LIB)

# Install lua fun library
INSTALL(FILES "contrib/lua-fun/fun.lua" DESTINATION ${LUALIBDIR})
INSTALL(FILES "contrib/lua-argparse/argparse.lua" DESTINATION ${LUALIBDIR})
INSTALL(FILES "contrib/lua-tableshape/tableshape.lua" DESTINATION ${LUALIBDIR})

IF(ENABLE_TORCH MATCHES "ON")
	INSTALL(FILES "contrib/lua-moses/moses.lua" DESTINATION ${LUALIBDIR})
ENDIF()

# systemd unit
IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" AND WANT_SYSTEMD_UNITS MATCHES "ON")
	INSTALL(FILES "rspamd.service" DESTINATION ${SYSTEMDDIR})
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux" AND WANT_SYSTEMD_UNITS MATCHES "ON")

# Manual pages
INSTALL(FILES "doc/rspamd.8" DESTINATION ${MANDIR}/man8)
INSTALL(FILES "doc/rspamc.1" DESTINATION ${MANDIR}/man1)
INSTALL(FILES "doc/rspamadm.1" DESTINATION ${MANDIR}/man1)

# Utils
INSTALL(PROGRAMS "utils/rspamd_stats.pl" RENAME rspamd_stats DESTINATION bin)

# Install webui
IF(INSTALL_WEBUI MATCHES "ON")
	INSTALL(DIRECTORY "interface/" DESTINATION ${WWWDIR} PATTERN ".git" EXCLUDE)
ENDIF(INSTALL_WEBUI MATCHES "ON")


INSTALL(DIRECTORY "contrib/elastic/" DESTINATION "${SHAREDIR}/elastic" PATTERN ".git" EXCLUDE)

ADD_CUSTOM_TARGET(dist ${CMAKE_SOURCE_DIR}/dist.sh
	"${CMAKE_BINARY_DIR}/rspamd-${RSPAMD_VERSION}.tar.xz" "${TAR}"
	COMMENT "Create source distribution"
	WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})

IF(NOT DEBIAN_BUILD)
	ADD_CUSTOM_TARGET(check DEPENDS rspamd-test)
	ADD_CUSTOM_TARGET(run-test DEPENDS check COMMAND test/rspamd-test)
ENDIF(NOT DEBIAN_BUILD)