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

############################# INITIAL SECTION #############################################

PROJECT(rspamd C)

SET(RSPAMD_VERSION_MAJOR 0)
SET(RSPAMD_VERSION_MINOR 5)
SET(RSPAMD_VERSION_PATCH 6)


SET(RSPAMD_VERSION         "${RSPAMD_VERSION_MAJOR}.${RSPAMD_VERSION_MINOR}.${RSPAMD_VERSION_PATCH}")
SET(RSPAMD_MASTER_SITE_URL "http://bitbucket.org/vstakhov/rspamd")

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

CMAKE_MINIMUM_REQUIRED(VERSION 2.6.0 FATAL_ERROR)

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

OPTION(DEBUG_MODE          "Enable debug output [default: ON]"                  ON)
OPTION(ENABLE_OPTIMIZATION "Enable optimization [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_PROFILING    "Enable profiling [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: OFF]"                 OFF)
OPTION(ENABLE_JUDY         "Find and link with Judy library [default: ON]"      ON)
OPTION(ENABLE_DB           "Find and link with DB library [default: OFF]"       OFF)
OPTION(ENABLE_SQLITE       "Find and link with sqlite3 library [default: OFF]"  OFF)
OPTION(ENABLE_HIREDIS      "Find and link with external redis library [default: OFF]"  OFF)
OPTION(NO_SHARED           "Build internal libs static [default: OFF]"          OFF)
OPTION(FORCE_GMIME24       "Link with gmime2.4 [default: OFF]"                  OFF)

# Build optimized code for following CPU (default i386)
#SET(CPU_TUNE               "i686")

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

INCLUDE(CheckIncludeFiles)
INCLUDE(CheckFunctionExists)
INCLUDE(CheckSymbolExists)
INCLUDE(CheckCSourceCompiles)
INCLUDE(CheckLibraryExists)
INCLUDE(FindPkgConfig)
INCLUDE(CheckCCompilerFlag)
INCLUDE(FindPerl)
INCLUDE(FindOpenSSL)

############################# MODULES SECTION #############################################

MACRO(_AddModulesForced MLIST WLIST)
# Generate unique string for this build
	STRING(RANDOM LENGTH 8 _MODULES_ID)
	SET(MODULES_ID ${_MODULES_ID} CACHE INTERNAL "Modules ID" FORCE)
	FILE(WRITE "src/modules.c" "/* ${MODULES_ID} */\n#include \"config.h\"\n")
	
	# Handle even old cmake
	LIST(LENGTH ${MLIST} MLIST_COUNT)
	LIST(LENGTH ${WLIST} WLIST_COUNT)
	MATH(EXPR MLIST_MAX ${MLIST_COUNT}-1)
	MATH(EXPR WLIST_MAX ${WLIST_COUNT}-1)
	
	FOREACH(MOD_IDX RANGE ${MLIST_MAX})
		LIST(GET ${MLIST} ${MOD_IDX} MOD)
		FILE(APPEND "src/modules.c" "extern module_t ${MOD}_module;\n")
	ENDFOREACH(MOD_IDX RANGE ${MLIST_MAX})
		 
	FILE(APPEND "src/modules.c" "\n\nmodule_t *modules[] = {\n")
	
	FOREACH(MOD_IDX RANGE ${MLIST_MAX})
		LIST(GET ${MLIST} ${MOD_IDX} MOD)
		FILE(APPEND "src/modules.c" "&${MOD}_module,\n")
	ENDFOREACH(MOD_IDX RANGE ${MLIST_MAX})
	
	FILE(APPEND "src/modules.c" "NULL\n};\n")
	
	FOREACH(MOD_IDX RANGE ${WLIST_MAX})
		LIST(GET ${WLIST} ${MOD_IDX} WRK)
		FILE(APPEND "src/modules.c" "extern worker_t ${WRK}_worker;\n")
	ENDFOREACH(MOD_IDX RANGE ${WLIST_MAX})
	 
	FILE(APPEND "src/modules.c" "\n\nworker_t *workers[] = {\n")
	
	FOREACH(MOD_IDX RANGE ${WLIST_MAX})
		LIST(GET ${WLIST} ${MOD_IDX} WRK)
		FILE(APPEND "src/modules.c" "&${WRK}_worker,\n")
	ENDFOREACH(MOD_IDX RANGE ${WLIST_MAX})
	FILE(APPEND "src/modules.c" "NULL\n};\n")
ENDMACRO(_AddModulesForced MLIST WLIST)

MACRO(AddModules MLIST WLIST)
	_AddModulesForced(${MLIST} ${WLIST})
	#IF(NOT EXISTS "src/modules.c")
	#	_AddModulesForced(${MLIST} ${WLIST})
	#ELSE(NOT EXISTS "src/modules.c")
	#	FILE(STRINGS "src/modules.c" FILE_ID_RAW REGEX "^/.*[a-zA-Z0-9]+.*/$")
	#	STRING(REGEX MATCH "[a-zA-Z0-9]+" FILE_ID "${FILE_ID_RAW}")
	#	IF(NOT FILE_ID STREQUAL MODULES_ID)
	#		MESSAGE("Regenerate modules info")
	#		_AddModulesForced(${MLIST} ${WLIST})
	#	ENDIF(NOT FILE_ID STREQUAL MODULES_ID)
	#ENDIF(NOT EXISTS "src/modules.c")
ENDMACRO(AddModules MLIST WLIST)

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

IF(CMAKE_INSTALL_PREFIX)
    SET(PREFIX ${CMAKE_INSTALL_PREFIX})
ENDIF(CMAKE_INSTALL_PREFIX)

LIST(APPEND CMAKE_REQUIRED_LIBRARIES m)

# Try to detect platform for further configuration
CHECK_C_SOURCE_COMPILES ("#if !defined(__x86_64) && !defined(__amd64) && !defined(_M_X64)
					#error assume 32 bit arch
					#endif
					int main() { return 0;}" AMD_64)
IF(NOT BUILD_CPU_MODE)
	IF(AMD_64)
		SET (BUILD_CPU_MODE "64")
	ELSE(AMD_64)
		SET (BUILD_CPU_MODE "32")
	ENDIF(AMD_64)
ENDIF(NOT BUILD_CPU_MODE)

# Platform specific configuration
IF(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_BSD_SOURCE -DFREEBSD")
	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")
	IF(CMAKE_INSTALL_PREFIX)
    	IF(NOT ETC_PREFIX)
	    	SET(ETC_PREFIX "${CMAKE_INSTALL_PREFIX}/etc")
    	ENDIF(NOT ETC_PREFIX)
    	IF(NOT MAN_PREFIX)
	    	SET(MAN_PREFIX "${CMAKE_INSTALL_PREFIX}/man")
    	ENDIF(NOT MAN_PREFIX)
    	IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
	    SET(PREFIX "${CMAKE_INSTALL_PREFIX}")
	ELSE(CMAKE_INSTALL_PREFIX)
    	IF(NOT ETC_PREFIX)
    		SET(ETC_PREFIX /usr/local/etc)
    	ENDIF(NOT ETC_PREFIX)
    	IF(NOT MAN_PREFIX)
    		SET(MAN_PREFIX /usr/local/man)
    	ENDIF(NOT MAN_PREFIX)
    	IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
    	IF(NOT PREFIX)
    		SET(PREFIX /usr/local)
    	ENDIF(NOT PREFIX)
	ENDIF(CMAKE_INSTALL_PREFIX)
    FIND_LIBRARY(LIBINTL_LIBRARY NAMES intl PATHS   /lib
                                               /opt/lib
                                               /usr/lib
                                               /usr/local/lib
                 DOC "Path where the libintl library can be found")
    LIST(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBINTL_LIBRARY})
	MESSAGE(STATUS "Configuring for FreeBSD")
 
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")

IF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_BSD_SOURCE -DDARWIN")
    
    IF(CMAKE_INSTALL_PREFIX)
    	IF(NOT ETC_PREFIX)
	    	SET(ETC_PREFIX "${CMAKE_INSTALL_PREFIX}/etc")
	    ENDIF(NOT ETC_PREFIX)
	    IF(NOT MAN_PREFIX)
	    	SET(MAN_PREFIX "${CMAKE_INSTALL_PREFIX}/man")
	   	ENDIF(NOT MAN_PREFIX)
	    IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
	    SET(PREFIX "${CMAKE_INSTALL_PREFIX}")
	ELSE(CMAKE_INSTALL_PREFIX)    	
    	IF(NOT ETC_PREFIX)
    		SET(ETC_PREFIX /usr/local/etc)
    	ENDIF(NOT ETC_PREFIX)
    	IF(NOT MAN_PREFIX)
    		SET(MAN_PREFIX /usr/local/man)
    	ENDIF(NOT MAN_PREFIX)
    	IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
    	IF(NOT PREFIX)
    		SET(PREFIX /usr/local)
    	ENDIF(NOT PREFIX)
    ENDIF(CMAKE_INSTALL_PREFIX)

    FIND_LIBRARY(LIBINTL_LIBRARY NAMES intl PATHS   /lib
                                               /opt/lib
                                               /usr/lib
                                               /usr/local/lib
                 DOC "Path where the libintl library can be found")
    LIST(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBINTL_LIBRARY})
	MESSAGE(STATUS "Configuring for Darwin")

ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Darwin")

IF(CMAKE_SYSTEM_NAME STREQUAL "Linux")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE -DLINUX")
	IF(CMAKE_INSTALL_PREFIX)
		IF(NOT ETC_PREFIX)
	    	SET(ETC_PREFIX "${CMAKE_INSTALL_PREFIX}/etc")
	    ENDIF(NOT ETC_PREFIX)
	    
	    IF(NOT MAN_PREFIX)
	    	SET(MAN_PREFIX "${CMAKE_INSTALL_PREFIX}/share/man")
	    ENDIF(NOT MAN_PREFIX)
	    IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
	    
	    SET(PREFIX "${CMAKE_INSTALL_PREFIX}")
	ELSE(CMAKE_INSTALL_PREFIX)    	
    	IF(NOT ETC_PREFIX)
    		SET(ETC_PREFIX /etc)
    	ENDIF(NOT ETC_PREFIX)
    	IF(NOT PREFIX)
    		SET(PREFIX /usr)
    	ENDIF(NOT PREFIX)
    	IF(NOT MAN_PREFIX)
    		SET(MAN_PREFIX /usr/share/man)
    	ENDIF(NOT MAN_PREFIX)
    	IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
    ENDIF(CMAKE_INSTALL_PREFIX)
    IF(BUILD_CPU_MODE STREQUAL "32")
    	SET(CMAKE_C_FLAGS  "-D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE ${CMAKE_C_FLAGS}")
    ENDIF(BUILD_CPU_MODE STREQUAL "32")
    # Workaround with architecture specific includes
    IF(IS_DIRECTORY "/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/") 
    	INCLUDE_DIRECTORIES("/usr/include/${CMAKE_SYSTEM_PROCESSOR}-linux-gnu/")
    	SET(CMAKE_REQUIRED_INCLUDES "/usr/include/${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)
	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")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux")

IF(CMAKE_SYSTEM_NAME STREQUAL "SunOS")
 	IF(NOT BUILD_CPU_MODE)
	 	SET (BUILD_CPU_MODE "32")
	ENDIF(NOT BUILD_CPU_MODE)
	
	IF("${CMAKE_C_COMPILER_ID}" MATCHES SunPro)
		set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Xa -xregs=no%frameptr -xstrconst")
		set(SUN_BUILD32 "-xtarget=generic")
		set(SUN_BUILD64 "-xtagret=generic64")
		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")
	ELSE("${CMAKE_C_COMPILER_ID}" MATCHES SunPro)
		set(SUN_BUILD32 "-m32")
		set(SUN_BUILD64 "-m64")		
	ENDIF("${CMAKE_C_COMPILER_ID}" MATCHES SunPro)

 	IF (BUILD_CPU_MODE STREQUAL "32")
       message (STATUS "Building 32-bit mode on Solaris")
       # If we are asked to build 32 bit mode
       	set(CMAKE_C_FLAGS  "${SUN_BUILD32} ${CMAKE_C_FLAGS}")
       	set(CMAKE_SHARED_LINKER_FLAGS  "${CMAKE_SHARED_LINKER_FLAGS} ${SUN_BUILD32}")
 	ELSE (BUILD_CPU_MODE STREQUAL "32")
       # solaris 64-bit mode
		message (STATUS "Building 64-bit mode on Solaris")
       	set(CMAKE_C_FLAGS  "${SUN_BUILD64} ${CMAKE_C_FLAGS}")
       	set(CMAKE_SHARED_LINKER_FLAGS  "${CMAKE_SHARED_LINKER_FLAGS} ${SUN_BUILD64}")
    ENDIF (BUILD_CPU_MODE STREQUAL "32")

 	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D__EXTENSIONS__ -DSOLARIS")

	IF(CMAKE_INSTALL_PREFIX)
		IF(NOT ETC_PREFIX)
	    	SET(ETC_PREFIX "${CMAKE_INSTALL_PREFIX}/etc")
	    ENDIF(NOT ETC_PREFIX)
	    IF(NOT MAN_PREFIX)
	    	SET(MAN_PREFIX "${CMAKE_INSTALL_PREFIX}/man")
	    ENDIF(NOT MAN_PREFIX)
	    IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
	    SET(PREFIX "${CMAKE_INSTALL_PREFIX}")
	ELSE(CMAKE_INSTALL_PREFIX)    
    	IF(NOT ETC_PREFIX)
    		SET(ETC_PREFIX /etc)
    	ENDIF(NOT ETC_PREFIX)
    	IF(NOT PREFIX)
    		SET(PREFIX /usr)
    	ENDIF(NOT PREFIX)
    	IF(NOT MAN_PREFIX)
    		SET(MAN_PREFIX /usr/share/man)
    	ENDIF(NOT MAN_PREFIX)
    	IF(NOT LOCALSTATES_PREFIX)
	    	SET(LOCALSTATES_PREFIX "/var/run/rspamd")
    	ENDIF(NOT LOCALSTATES_PREFIX)
    ENDIF(CMAKE_INSTALL_PREFIX)
    
	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 umem)
  	SET(CMAKE_VERBOSE_MAKEFILE ON)
  	SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH FALSE)
  	SET(CMAKE_INSTALL_RPATH "${PREFIX}/lib")	
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "SunOS")

# Set libdir
IF(NOT LIBDIR)
	SET(LIBDIR lib/rspamd)
	IF(NOT CMAKE_INSTALL_RPATH)
		SET(CMAKE_INSTALL_RPATH ${PREFIX}/${LIBDIR})
	ENDIF(NOT CMAKE_INSTALL_RPATH)
ENDIF(NOT LIBDIR)

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

# Check prefixes
IF(NOT ETC_PREFIX)
	IF(CMAKE_INSTALL_PREFIX)
		MESSAGE(WARNING "Your system is unknown for rspamd, assume defining ETC_PREFIX and MAN_PREFIX by -D option, now ETC_PREFIX and MAN_PREFIX are relative to ${CMAKE_INSTALL_PREFIX}")
		SET(ETC_PREFIX "${CMAKE_INSTALL_PREFIX}/etc")
	ELSE(CMAKE_INSTALL_PREFIX)
		MESSAGE(FATAL_ERROR "Your system is unknown for rspamd and no CMAKE_INSTALL_PREFIX specified, assume defining CMAKE_INSTALL_PREFIX")
	ENDIF(CMAKE_INSTALL_PREFIX) 
	MESSAGE(STATUS "Configuring for ${CMAKE_SYSTEM_NAME}")
ENDIF(NOT ETC_PREFIX)
IF(NOT MAN_PREFIX)
	IF(CMAKE_INSTALL_PREFIX)
		SET(MAN_PREFIX "${CMAKE_INSTALL_PREFIX}/man")
	ENDIF(CMAKE_INSTALL_PREFIX) 
ENDIF(NOT MAN_PREFIX)
IF(NOT LOCALSTATES_PREFIX)
	IF(CMAKE_INSTALL_PREFIX)
		SET(LOCALSTATES_PREFIX "/var/run/rspamd")
	ENDIF(CMAKE_INSTALL_PREFIX) 
ENDIF(NOT LOCALSTATES_PREFIX)

# Now CMAKE_INSTALL_PREFIX is a base prefix for everything
# ETC_PREFIX - for configuration
# MAN_PREFIX - for manual pages
# LOCALSTATES_PREFIX - for runtime files

# Now find libraries and headers

# Find lua libraries
IF(NOT LUA_VERSION_MAJOR OR NOT LUA_VERSION_MINOR)
	SET(LUA_VERSION_MAJOR "5")
	SET(LUA_VERSION_MINOR "1")
ENDIF(NOT LUA_VERSION_MAJOR OR NOT LUA_VERSION_MINOR)

FIND_PATH(LUA_INCLUDE_DIR lua.h
  HINTS
  $ENV{LUA_DIR}
  PATH_SUFFIXES "include/lua${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}" 
  				"include/lua${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}" 
  				include/lua include
  PATHS
  /usr/local
  /usr
  ~/Library/Frameworks
  /Library/Frameworks
  /sw # Fink
  /opt/local # DarwinPorts
  /opt/csw # Blastwave
  /opt
)

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
  $ENV{LUA_DIR}
  PATH_SUFFIXES lib64 lib
  PATHS
  /usr/local
  /usr
  ~/Library/Frameworks
  /Library/Frameworks
  /sw
  /opt/local
  /opt/csw
  /opt
  DOC "Lua library"
)

IF(LUA_LIBRARY AND LUA_INCLUDE_DIR)
	SET(LUA_FOUND 1)
ENDIF(LUA_LIBRARY AND LUA_INCLUDE_DIR)

# Check for luajit
IF(ENABLE_LUAJIT MATCHES "ON")
    FIND_LIBRARY(LUAJIT_LIBRARY NAMES
    			"luajit${LUA_VERSION_MAJOR}${LUA_VERSION_MINOR}"
    			"luajit${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
    			"luajit-${LUA_VERSION_MAJOR}.${LUA_VERSION_MINOR}"
    			 luajit
                  HINTS
                  $ENV{LUA_DIR}
                  PATH_SUFFIXES lib64 lib
                  PATHS
                      ~/Library/Frameworks
                      /Library/Frameworks
                      /usr/local
                      /usr
                      /sw
                      /opt/local
                      /opt/csw
                      /opt
                )
     IF(NOT LUAJIT_LIBRARY)
         MESSAGE(FATAL_ERROR "Luajit not found but enabled in configuration")
     ENDIF(NOT LUAJIT_LIBRARY)
ENDIF(ENABLE_LUAJIT MATCHES "ON")

IF(NOT LUA_FOUND)
	MESSAGE(FATAL_ERROR "Lua not found, lua support is required for working")
ELSE(NOT LUA_FOUND)
    SET(WITH_LUA 1)
    INCLUDE_DIRECTORIES("${LUA_INCLUDE_DIR}")
ENDIF(NOT LUA_FOUND)

# Check and link to pcre
pkg_check_modules(PCRE REQUIRED libpcre)
IF(PCRE_INCLUDE_DIRS)
	INCLUDE_DIRECTORIES("${PCRE_INCLUDE_DIRS}")
ENDIF(PCRE_INCLUDE_DIRS)
IF(PCRE_LIBRARY_DIRS)
	LINK_DIRECTORIES("${PCRE_LIBRARY_DIRS}")
ENDIF(PCRE_LIBRARY_DIRS)

IF(ENABLE_SQLITE MATCHES "ON")
	# Find optional sqlite3 support
	pkg_check_modules(SQLITE sqlite3>=3.6.0)
	IF(SQLITE_FOUND)
		SET(WITH_SQLITE 1)
	ENDIF(SQLITE_FOUND)
	IF(SQLITE_INCLUDE_DIRS)
		INCLUDE_DIRECTORIES("${SQLITE_INCLUDE_DIRS}")
	ENDIF(SQLITE_INCLUDE_DIRS)
	IF(SQLITE_LIBRARY_DIRS)
		LINK_DIRECTORIES("${SQLITE_LIBRARY_DIRS}")
	ENDIF(SQLITE_LIBRARY_DIRS)
ENDIF(ENABLE_SQLITE MATCHES "ON")

#Check for openssl (required for dkim)
IF(OPENSSL_FOUND)
	SET(HAVE_OPENSSL 1)
	INCLUDE_DIRECTORIES("${OPENSSL_INCLUDE_DIR}")
ENDIF(OPENSSL_FOUND)

IF(ENABLE_STATIC MATCHES "ON")
	pkg_check_modules(GLIB2 REQUIRED glib-2.0>=2.12 gthread-2.0 gmodule-2.0)
	SET(LINK_TYPE "STATIC")
ELSE(ENABLE_STATIC MATCHES "ON")
	pkg_check_modules(GLIB2 REQUIRED glib-2.0>=2.12 gthread-2.0 gmodule-2.0)
	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")
SET(GLIB2_VERSION "${GLIB2_glib-2.0_VERSION}")

IF(GLIB2_VERSION VERSION_GREATER "2.30.0")
	pkg_check_modules(LIBFFI libffi)
	IF(LIBFFI_FOUND)
		SET(GLIB2_LDFLAGS "${GLIB2_LDFLAGS};${LIBFFI_LDFLAGS}")
		SET(GLIB2_LIBRARIES "${GLIB2_LIBRARIES};${LIBFFI_LIBRARIES}")
		SET(GLIB2_STATIC_LDFLAGS "${GLIB2_STATIC_LDFLAGS};${LIBFFI_STATIC_LDFLAGS}")
		SET(GLIB2_CFLAGS "${GLIB2_CFLAGS};${LIBFFI_CFLAGS}")
	ENDIF(LIBFFI_FOUND)
ENDIF(GLIB2_VERSION VERSION_GREATER "2.30.0") 
pkg_check_modules(GMIME2 gmime-2.0)

IF(ENABLE_HIREDIS MATCHES "ON")
	# Try to find hiredis library
	pkg_check_modules(HIREDIS REQUIRED libhiredis)
	IF(HIREDIS_INCLUDE_DIRS)
		INCLUDE_DIRECTORIES("${HIREDIS_INCLUDE_DIRS}")
	ENDIF(HIREDIS_INCLUDE_DIRS)
	IF(HIREDIS_LIBRARY_DIRS)
		LINK_DIRECTORIES("${HIREDIS_LIBRARY_DIRS}")
	ENDIF(HIREDIS_LIBRARY_DIRS)
	IF(HIREDIS_FOUND)
		SET(WITH_SYSTEM_HIREDIS 1)
	ENDIF(HIREDIS_FOUND)
ENDIF(ENABLE_HIREDIS MATCHES "ON")

# Try to link with gmime24
IF(NOT GMIME2_FOUND OR FORCE_GMIME24)
	pkg_check_modules(GMIME24 gmime-2.4)
	IF(NOT GMIME24_FOUND)
		pkg_check_modules(GMIME24 REQUIRED gmime-2.6)
	ENDIF(NOT GMIME24_FOUND)
	SET(GMIME24 "yes")
	# Gmime2
	FOREACH(arg ${GMIME24_CFLAGS})
		SET(GMIME_CFLAGS "${GMIME_CFLAGS} ${arg}")
	ENDFOREACH(arg ${GMIME24_CFLAGS})

	IF(ENABLE_STATIC MATCHES "ON")
		FOREACH(arg ${GMIME24_STATIC_LDFLAGS})
			SET(GMIME_LDFLAGS "${GMIME_LDFLAGS} ${arg}")
		ENDFOREACH(arg ${GMIME24_LDFLAGS})
	ELSE(ENABLE_STATIC MATCHES "ON")
		FOREACH(arg ${GMIME24_LDFLAGS})
			SET(GMIME_LDFLAGS "${GMIME_LDFLAGS} ${arg}")
		ENDFOREACH(arg ${GMIME24_LDFLAGS})
	ENDIF(ENABLE_STATIC MATCHES "ON")
	IF(GMIME24_INCLUDE_DIRS)
		INCLUDE_DIRECTORIES(${GMIME24_INCLUDE_DIRS})
	ENDIF(GMIME24_INCLUDE_DIRS)
	IF(GMIME24_LIBRARY_DIRS)
		LINK_DIRECTORIES(${GMIME24_LIBRARY_DIRS})
	ENDIF(GMIME24_LIBRARY_DIRS)
ELSE(NOT GMIME2_FOUND OR FORCE_GMIME24)
	# Gmime2
	FOREACH(arg ${GMIME2_CFLAGS})
		SET(GMIME_CFLAGS "${GMIME_CFLAGS} ${arg}")
	ENDFOREACH(arg ${GMIME2_CFLAGS})

	IF(ENABLE_STATIC MATCHES "ON")
		FOREACH(arg ${GMIME2_STATIC_LDFLAGS})
			SET(GMIME_LDFLAGS "${GMIME_LDFLAGS} ${arg}")
		ENDFOREACH(arg ${GMIME2_LDFLAGS})
	ELSE(ENABLE_STATIC MATCHES "ON")
		FOREACH(arg ${GMIME2_LDFLAGS})
			SET(GMIME_LDFLAGS "${GMIME_LDFLAGS} ${arg}")
		ENDFOREACH(arg ${GMIME2_LDFLAGS})
	ENDIF(ENABLE_STATIC MATCHES "ON")
	IF(GMIME2_INCLUDE_DIRS)
		INCLUDE_DIRECTORIES(${GMIME2_INCLUDE_DIRS})
	ENDIF(GMIME2_INCLUDE_DIRS)
	IF(GMIME2_LIBRARY_DIRS)
		LINK_DIRECTORIES(${GMIME2_LIBRARY_DIRS})
	ENDIF(GMIME2_LIBRARY_DIRS)
ENDIF(NOT GMIME2_FOUND OR FORCE_GMIME24)

# Make from ; separated list normal space separated list
# Glib2
FOREACH(arg ${GLIB2_CFLAGS})
	SET(GLIB_CFLAGS "${GLIB_CFLAGS} ${arg}")
ENDFOREACH(arg ${GLIB2_CFLAGS})

IF(ENABLE_STATIC MATCHES "ON")
	FOREACH(arg ${GLIB2_STATIC_LDFLAGS})
		SET(GLIB_LDFLAGS "${GLIB_LDFLAGS} ${arg}")
	ENDFOREACH(arg ${GLIB2_LDFLAGS})
ELSE(ENABLE_STATIC MATCHES "ON")
	FOREACH(arg ${GLIB2_LDFLAGS})
		SET(GLIB_LDFLAGS "${GLIB_LDFLAGS} ${arg}")
	ENDFOREACH(arg ${GLIB2_LDFLAGS})
ENDIF(ENABLE_STATIC MATCHES "ON")


INCLUDE_DIRECTORIES(${GLIB2_INCLUDE_DIRS})
LINK_DIRECTORIES(${GLIB2_LIBRARY_DIRS})


FIND_LIBRARY(LIBZ_LIBRARY NAMES z PATH_SUFFIXES lib64 lib
                  PATHS
                      ~/Library/Frameworks
                      /Library/Frameworks
                      /usr/local
                      /usr
                      /sw
                      /opt/local
                      /opt/csw
                      /opt
                 DOC "Path where the libz library can be found")
IF(NOT LIBZ_LIBRARY)
	MESSAGE(FATAL_ERROR "libz is required for libgmime")
ENDIF(NOT LIBZ_LIBRARY)
# Check for libevent

FIND_LIBRARY(LIBEVENT_LIBRARY NAMES event PATH_SUFFIXES lib64 lib
                  PATHS
                      ~/Library/Frameworks
                      /Library/Frameworks
                      /usr/local
                      /usr
                      /sw
                      /opt/local
                      /opt/csw
                      /opt
                 DOC "Path where the libevent library can be found")
IF(NOT LIBEVENT_LIBRARY)
	MESSAGE(FATAL_ERROR "libevent is required for building rspamd")
ENDIF(NOT LIBEVENT_LIBRARY)

FIND_PATH(LIBEVENT_INCLUDE event.h PATHS 	/opt/include
										/usr/include
										/usr/local/include
										DOC "Path where the libevent header files can be found")

GET_FILENAME_COMPONENT(LIBEVENT_PATH "${LIBEVENT_LIBRARY}" PATH)
INCLUDE_DIRECTORIES("${LIBEVENT_INCLUDE}")
LINK_DIRECTORIES("${LIBEVENT_PATH}")

IF(ENABLE_JUDY MATCHES "ON")
	# Find libjudy
	FIND_LIBRARY(LIBJUDY_LIBRARY NAMES Judy PATH_SUFFIXES lib64 lib
	                  PATHS
	                      ~/Library/Frameworks
	                      /Library/Frameworks
	                      /usr/local
	                      /usr
	                      /sw
	                      /opt/local
	                      /opt/csw
	                      /opt
	                 DOC "Path where the libjudy library can be found")
	IF(LIBJUDY_LIBRARY)
		FIND_PATH(LIBJUDY_INCLUDE Judy.h PATHS 	/opt/include
												/usr/include
												/usr/local/include
												DOC "Path where the judy header files can be found")
	
		GET_FILENAME_COMPONENT(LIBJUDY_PATH "${LIBJUDY_LIBRARY}" PATH)
		INCLUDE_DIRECTORIES("${LIBJUDY_INCLUDE}")
		LINK_DIRECTORIES("${LIBJUDY_PATH}")
		SET(WITH_JUDY 1)
	ENDIF(LIBJUDY_LIBRARY)
ENDIF(ENABLE_JUDY MATCHES "ON")

# Find libbd
IF(ENABLE_DB MATCHES "ON")
	FIND_LIBRARY(LIBDB_LIBRARY NAMES db PATHS PATH_SUFFIXES lib64 lib
	                  PATHS
	                      ~/Library/Frameworks
	                      /Library/Frameworks
	                      /usr/local
	                      /usr
	                      /sw
	                      /opt/local
	                      /opt/csw
	                      /opt
	                 DOC "Path where the libdb library can be found")
	IF(LIBDB_LIBRARY)
		FIND_PATH(LIBDB_INCLUDE db.h PATHS 	/opt/include
												/usr/include
												/usr/local/include
												DOC "Path where the bdb header files can be found")
	
		GET_FILENAME_COMPONENT(LIBDB_PATH "${LIBDB_LIBRARY}" PATH)
		INCLUDE_DIRECTORIES("${LIBDB_INCLUDE}")
		LINK_DIRECTORIES("${LIBDB_PATH}")
		SET(WITH_DB 1)
	ENDIF(LIBDB_LIBRARY)
ENDIF(ENABLE_DB MATCHES "ON")

IF(ENABLE_PROFILING MATCHES "ON")
	SET(WITH_PROFILER 1)
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pg")
	SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pg")
ENDIF(ENABLE_PROFILING MATCHES "ON")

# Static build

IF(ENABLE_STATIC MATCHES "ON")
	SET(BUILD_STATIC 1)
	SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static -pthread")
	MESSAGE(STATUS "Static build of rspamd, no custom plugins support")
ENDIF(ENABLE_STATIC MATCHES "ON")

# Google performance tools

IF(ENABLE_GPERF_TOOLS MATCHES "ON")
	FIND_PATH(GPERF_INCLUDE google/profiler.h PATHS /opt/include
													/usr/include
													/usr/local/include
											  DOC "Path where google perftools includes can be found")
	INCLUDE_DIRECTORIES("${GPERF_INCLUDE}")
	FIND_LIBRARY(GPERF_LIBRARY NAMES profiler PATH_SUFFIXES lib64 lib
                  PATHS
                      ~/Library/Frameworks
                      /Library/Frameworks
                      /usr/local
                      /usr
                      /sw
                      /opt/local
                      /opt/csw
                      /opt
					DOC "Path where the gperf library can be found")
	IF(NOT GPERF_LIBRARY)
		MESSAGE(FATAL_ERROR "gperf tools support is enabled but not found in system")
	ENDIF(NOT GPERF_LIBRARY)
	GET_FILENAME_COMPONENT(GPERF_PATH "${GPERF_LIBRARY}" PATH)
	LINK_DIRECTORIES("${GPERF_PATH}")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-omit-frame-pointer")
	SET(WITH_GPERF_TOOLS 1)
ENDIF(ENABLE_GPERF_TOOLS MATCHES "ON")

# Find util library

FIND_LIBRARY(LIBUTIL_LIBRARY NAMES util PATHS	PATH_SUFFIXES lib64 lib
                  PATHS
                      ~/Library/Frameworks
                      /Library/Frameworks
                      /usr/local
                      /usr
                      /sw
                      /opt/local
                      /opt/csw
                      /opt
                 DOC "Path where the libutil library can be found")
IF(LIBUTIL_LIBRARY)
	LIST(APPEND CMAKE_REQUIRED_LIBRARIES util)
	CHECK_FUNCTION_EXISTS(pidfile_open HAVE_PIDFILE)
	CHECK_FUNCTION_EXISTS(pidfile_fileno HAVE_PIDFILE_FILENO)

	FIND_FILE(HAVE_LIBUTIL_H NAMES libutil.h PATHS /usr/include
											   /opt/include
											   /usr/local/include
				DOC "Path to libutil header")
ENDIF(LIBUTIL_LIBRARY)

# 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(-Wstrict-prototypes SUPPORT_WSTRICT_PROTOTYPES)
CHECK_C_COMPILER_FLAG(-pedantic SUPPORT_PEDANTIC_FLAG)
CHECK_C_COMPILER_FLAG("-std=c99" SUPPORT_STD_FLAG)
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 "${CMAKE_C_WARN_FLAGS} -pedantic")
ENDIF(SUPPORT_PEDANTIC_FLAG)
IF(SUPPORT_STD_FLAG)
	SET(CMAKE_C_WARN_FLAGS "${CMAKE_C_WARN_FLAGS} -std=c99")
ENDIF(SUPPORT_STD_FLAG)
 
CHECK_C_COMPILER_FLAG(-fPIC SUPPORT_FPIC)
IF(SUPPORT_FPIC)
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
ENDIF(SUPPORT_FPIC)
CHECK_C_COMPILER_FLAG(-fpic SUPPORT_Fpic)
IF(SUPPORT_Fpic)
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fpic")
ENDIF(SUPPORT_Fpic)
 
 # Optimization flags
IF(NOT CMAKE_C_OPT_FLAGS)
	IF(ENABLE_OPTIMIZATION MATCHES "ON")
		SET(CMAKE_C_OPT_FLAGS "-O3 -fstrict-aliasing")
	ELSE(ENABLE_OPTIMIZATION MATCHES "ON")
		SET(CMAKE_C_OPT_FLAGS "-O0 -fstrict-aliasing")
	ENDIF(ENABLE_OPTIMIZATION MATCHES "ON")
ENDIF(NOT CMAKE_C_OPT_FLAGS)

IF(DEBUG_MODE MATCHES "ON")
	SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g")
ENDIF(DEBUG_MODE MATCHES "ON")

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

# Some dependencies
IF(HAVE_SYS_WAIT_H)
	LIST(APPEND CMAKE_REQUIRED_INCLUDES sys/wait.h)
ENDIF(HAVE_SYS_WAIT_H)
IF(HAVE_TIME_H)
	LIST(APPEND CMAKE_REQUIRED_INCLUDES time.h)
ENDIF(HAVE_TIME_H)
IF(HAVE_SYS_TIME_H)
	LIST(APPEND CMAKE_REQUIRED_INCLUDES sys/time.h)
ENDIF(HAVE_SYS_TIME_H)

# 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(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 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(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)

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 _EVENT_NUMERIC_VERSION < 0x02000000
					#error Unsupported
					#endif
					int main() { return 0;}" HAVE_LIBEVENT2)

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


SET(CONTRIBSRC "")

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

# Try to detect tip version from hg
SET(ID "unknown")
FIND_PROGRAM(HG "hg")

IF(HG)
    EXECUTE_PROCESS(COMMAND "${HG}" id OUTPUT_VARIABLE HG_ID ERROR_QUIET)   
    IF(HG_ID)
        STRING(REGEX MATCH ^[0-9a-z]+ ID "${HG_ID}")
    ELSE(HG_ID)
        FIND_FILE(HG_ARCH ".hg_archival.txt" "${CMAKE_CURRENT_SOURCE_DIR}")   
        IF(HG_ARCH)
            FILE(READ ${HG_ARCH} HG_ID)
            IF(HG_ID)
                STRING(REGEX MATCH "node: [0-9a-z]+" _tmp "${HG_ID}")
                STRING(SUBSTRING "${_tmp}" 6 12 ID)
			ENDIF(HG_ID)
        ELSE(HG_ARCH)
    		# Maybe this is git copy
    		FIND_PROGRAM(GIT "git")
    		IF(GIT)
    			EXECUTE_PROCESS(COMMAND "${GIT}" --git-dir=${CMAKE_SOURCE_DIR}/.git branch -v OUTPUT_VARIABLE GIT_ID ERROR_QUIET)
    			IF(GIT_ID)
        			STRING(REGEX REPLACE "^. [0-9a-z]+ ([0-9a-f]+) .*" \\1 ID "${GIT_ID}")
       		 	ENDIF(GIT_ID)
    		ENDIF(GIT)
    	ENDIF(HG_ARCH)
    ENDIF(HG_ID)
ELSE(HG)
# Now check .hg_archival.txt
    FIND_FILE(HG_ARCH ".hg_archival.txt" "${CMAKE_CURRENT_SOURCE_DIR}")   
    IF(HG_ARCH)
        FILE(READ ${HG_ARCH} HG_ID)
        IF(HG_ID)
            STRING(REGEX MATCH "node: [0-9a-z]+" _tmp "${HG_ID}")
            STRING(SUBSTRING "${_tmp}" 6 12 ID)
        ENDIF(HG_ID)
    ELSE(HG_ARCH)
    	# Maybe this is git copy
    	FIND_PROGRAM(GIT "git")
    	IF(GIT)
    		EXECUTE_PROCESS(COMMAND "${GIT}" --git-dir=${CMAKE_SOURCE_DIR}/.git branch -v OUTPUT_VARIABLE GIT_ID ERROR_QUIET)
    		IF(GIT_ID)
        		STRING(REGEX REPLACE "^. [0-9a-z]+ ([0-9a-f]+) .*" \\1 ID "${GIT_ID}")
        	ENDIF(GIT_ID)
    	ENDIF(GIT)
    ENDIF(HG_ARCH)
ENDIF(HG)
 

################################ SOURCES SECTION ###########################

INCLUDE_DIRECTORIES("${CMAKE_SOURCE_DIR}/src" "${CMAKE_BINARY_DIR}/src")

SET(RSPAMDSRC	src/modules.c
				src/controller.c
				src/fuzzy_storage.c
				src/kvstorage_server.c
				src/lmtp.c
				src/lua_worker.c
				src/main.c
				src/map.c
				src/smtp.c
				src/smtp_proxy.c
				src/webui.c
				src/worker.c)

SET(PLUGINSSRC	src/plugins/surbl.c
				src/plugins/regexp.c
				src/plugins/chartable.c
				src/plugins/fuzzy_check.c
				src/plugins/spf.c
				src/plugins/dkim_check.c)
				
SET(MODULES_LIST surbl regexp chartable fuzzy_check spf dkim)
SET(WORKERS_LIST normal controller smtp smtp_proxy lmtp fuzzy keystorage lua webui)

AddModules(MODULES_LIST WORKERS_LIST)

################################ SUBDIRS SECTION ###########################

ADD_SUBDIRECTORY(contrib/lgpl)
IF(GLIB_COMPAT)
	INCLUDE_DIRECTORIES("${CMAKE_CURRENT_SOURCE_DIR}/contrib/lgpl")
ENDIF(GLIB_COMPAT)

IF(NOT HIREDIS_FOUND)
    ADD_SUBDIRECTORY(contrib/hiredis)
    INCLUDE_DIRECTORIES("${CMAKE_CURRENT_SOURCE_DIR}/contrib/hiredis")
ENDIF(NOT HIREDIS_FOUND)


ADD_SUBDIRECTORY(src/lua)
ADD_SUBDIRECTORY(src/json)
ADD_SUBDIRECTORY(src/cdb)
ADD_SUBDIRECTORY(lib)

ADD_SUBDIRECTORY(src/client)

ADD_SUBDIRECTORY(utils)
ADD_SUBDIRECTORY(test)

LIST(LENGTH PLUGINSSRC RSPAMD_MODULES_NUM)

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


CONFIGURE_FILE(config.h.in src/config.h)
CONFIGURE_FILE(contrib/exim/local_scan.c.in contrib/exim/local_scan_rspamd.c @ONLY)
CONFIGURE_FILE(conf/rspamd-basic.xml.in conf/rspamd.xml.sample @ONLY)

######################### LINK SECTION ###############################

ADD_EXECUTABLE(rspamd ${RSPAMDSRC} ${CONTRIBSRC} ${PLUGINSSRC})
SET_TARGET_PROPERTIES(rspamd PROPERTIES LINKER_LANGUAGE C)
SET_TARGET_PROPERTIES(rspamd PROPERTIES COMPILE_FLAGS "-DRSPAMD_MAIN")
IF(NOT DEBIAN_BUILD)
SET_TARGET_PROPERTIES(rspamd PROPERTIES VERSION ${RSPAMD_VERSION})
ENDIF(NOT DEBIAN_BUILD)

TARGET_LINK_LIBRARIES(rspamd rspamd-mime)
TARGET_LINK_LIBRARIES(rspamd rspamd-server)
TARGET_LINK_LIBRARIES(rspamd rspamd-util)
TARGET_LINK_LIBRARIES(rspamd rspamd-lua)

IF(LIBJUDY_LIBRARY)
	TARGET_LINK_LIBRARIES(rspamd Judy)
ENDIF(LIBJUDY_LIBRARY)

TARGET_LINK_LIBRARIES(rspamd event)
IF(HAVE_LIBEVENT2)
	TARGET_LINK_LIBRARIES(rspamd event_pthreads)
ENDIF(HAVE_LIBEVENT2)
IF(WITH_DB)
	TARGET_LINK_LIBRARIES(rspamd db)
ENDIF(WITH_DB)
IF(SQLITE_LIBRARIES)
	TARGET_LINK_LIBRARIES(rspamd ${SQLITE_LIBRARIES})
ENDIF(SQLITE_LIBRARIES)

IF(OPENSSL_FOUND)
	TARGET_LINK_LIBRARIES(rspamd ${OPENSSL_LIBRARIES})
ENDIF(OPENSSL_FOUND)
TARGET_LINK_LIBRARIES(rspamd ${PCRE_LIBRARIES})
IF(GMIME24)
	TARGET_LINK_LIBRARIES(rspamd ${GMIME24_LIBRARIES})
ELSE(GMIME24)
	TARGET_LINK_LIBRARIES(rspamd ${GMIME2_LIBRARIES})
ENDIF(GMIME24)
TARGET_LINK_LIBRARIES(rspamd ${GLIB2_LIBRARIES})
TARGET_LINK_LIBRARIES(rspamd ${CMAKE_REQUIRED_LIBRARIES})

IF(ENABLE_STATIC MATCHES "ON")
	TARGET_LINK_LIBRARIES(rspamd ${PCRE_LIBRARIES})
	TARGET_LINK_LIBRARIES(rspamd "z")
ENDIF(ENABLE_STATIC MATCHES "ON")

IF(ENABLE_LUAJIT MATCHES "ON")
	TARGET_LINK_LIBRARIES(rspamd "${LUAJIT_LIBRARY}")
ELSE(ENABLE_LUAJIT MATCHES "ON")
	TARGET_LINK_LIBRARIES(rspamd "${LUA_LIBRARY}")
ENDIF(ENABLE_LUAJIT MATCHES "ON")

IF(ENABLE_GPERF_TOOLS MATCHES "ON")
	TARGET_LINK_LIBRARIES(rspamd profiler)
ENDIF(ENABLE_GPERF_TOOLS MATCHES "ON")
TARGET_LINK_LIBRARIES(rspamd hiredis)
IF(GLIB_COMPAT)
	TARGET_LINK_LIBRARIES(rspamd glibadditions)
ENDIF(GLIB_COMPAT)

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

# Binaries
INSTALL(TARGETS rspamd RUNTIME DESTINATION bin)

# Configs
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${ETC_PREFIX}/rspamd)")

INSTALL(FILES conf/2tld.inc RENAME 2tld.inc DESTINATION ${ETC_PREFIX}/rspamd)
IF(NOT EXISTS ${ETC_PREFIX}/rspamd/2tld.inc OR BUILD_PORT)
	INSTALL(FILES conf/2tld.inc DESTINATION ${ETC_PREFIX}/rspamd)
ENDIF(NOT EXISTS ${ETC_PREFIX}/rspamd/2tld.inc OR BUILD_PORT)

INSTALL(FILES conf/surbl-whitelist.inc RENAME surbl-whitelist.inc DESTINATION ${ETC_PREFIX}/rspamd)
IF(NOT EXISTS ${ETC_PREFIX}/rspamd/surbl-whitelist.inc OR BUILD_PORT)
	INSTALL(FILES conf/surbl-whitelist.inc DESTINATION ${ETC_PREFIX}/rspamd)
ENDIF(NOT EXISTS ${ETC_PREFIX}/rspamd/surbl-whitelist.inc OR BUILD_PORT)

IF(NOT DEBIAN_BUILD)
	INSTALL(FILES ${CMAKE_BINARY_DIR}/conf/rspamd.xml.sample DESTINATION ${ETC_PREFIX})
ENDIF(NOT DEBIAN_BUILD)

# Lua plugins
INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${ETC_PREFIX}/rspamd/plugins/lua)")

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 ${LUA_PLUGIN} PATH)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}${ETC_PREFIX}/rspamd/plugins/lua/${_rp})")
	INSTALL(FILES "src/plugins/lua/${LUA_PLUGIN}" DESTINATION ${ETC_PREFIX}/rspamd/plugins/lua/${_rp})
ENDFOREACH(LUA_PLUGIN)

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

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

# Start scripts
IF(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" AND NOT BUILD_PORT)
	INSTALL(PROGRAMS ${CMAKE_BINARY_DIR}/freebsd/rspamd DESTINATION ${ETC_PREFIX}/rc.d)
	IF(ENABLE_REDIRECTOR MATCHES "ON")
		INSTALL(PROGRAMS ${CMAKE_BINARY_DIR}/freebsd/redirector DESTINATION ${ETC_PREFIX}/rc.d)
	ENDIF(ENABLE_REDIRECTOR MATCHES "ON")
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}/${LOCALSTATES_PREFIX})")
	INSTALL(CODE "EXECUTE_PROCESS(COMMAND chown ${RSPAMD_USER}:${RSPAMD_GROUP} \$ENV{DESTDIR}/${LOCALSTATES_PREFIX})")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" AND NOT BUILD_PORT)
IF(CMAKE_SYSTEM_NAME STREQUAL "Linux" AND NOT DEBIAN_BUILD)
	INSTALL(PROGRAMS "linux/${LINUX_START_SCRIPT}" DESTINATION ${ETC_PREFIX}/init.d RENAME rspamd)
	INSTALL(CODE "FILE(MAKE_DIRECTORY \$ENV{DESTDIR}/${LOCALSTATES_PREFIX})")
	INSTALL(CODE "EXECUTE_PROCESS(COMMAND chown ${RSPAMD_USER}:${RSPAMD_GROUP} \$ENV{DESTDIR}/${LOCALSTATES_PREFIX})")
ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Linux" AND NOT DEBIAN_BUILD)