# This file is part of LyX, the document processor.
# Licence details can be found in the file COPYING.
#
# Copyright (c) 2006-2011 Peter Kümmel, <syntheticpp@gmx.net>
# Copyright (c) 2008-2011 Kornel Benko, <Kornel.Benko@berlin.de>

cmake_minimum_required(VERSION 2.6.4)


set(LYX_PROJECT lyx)

set(LYX_CMAKE_DIR "development/cmake")
set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/${LYX_CMAKE_DIR}/modules")

get_filename_component(lyx_dir_readme ${CMAKE_SOURCE_DIR}/README ABSOLUTE)
get_filename_component(TOP_SRC_DIR ${lyx_dir_readme} PATH)

set(CMAKE_PROJECT_NAME ${LYX_PROJECT})

message(STATUS)
if (${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR}) 
	message(STATUS "Building in-source")
	set(TOP_BINARY_DIR "${CMAKE_BINARY_DIR}/build")
else()
	message(STATUS "Building out-of-source")
	set(TOP_BINARY_DIR "${CMAKE_BINARY_DIR}")
endif()


if(COMMAND cmake_policy)
	cmake_policy(SET CMP0003 OLD)
	cmake_policy(SET CMP0005 OLD)
endif()

set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)

# Supress regeneration
set(CMAKE_SUPPRESS_REGENERATION FALSE)

if(NOT help AND NOT HELP)
	# 'project' triggers the searching for a compiler
	project(${LYX_PROJECT})
endif()

include(LyXMacros)

# Usage LYX_OPTION
# 1. parameter: option name without prefix 'LYX_'
# 2. parameter: description
# 3. parameter: default value, ON or OFF
# 4. parameter: system on which option is used: ALL, GCC, MSVC, ...


LYX_OPTION_INIT()

# Options for all compilers/systems
LYX_OPTION(CPACK            "Use the CPack management (Implies LYX_INSTALL option)" OFF ALL)
LYX_OPTION(INSTALL          "Build install projects/rules (implies a bunch of other options)" OFF ALL)
LYX_OPTION(NLS              "Enable Native Language Support (NLS)" ON ALL)
LYX_OPTION(ASPELL           "Require aspell" OFF ALL)
LYX_OPTION(ENCHANT          "Require Enchant" OFF ALL)
LYX_OPTION(HUNSPELL         "Require Hunspell" OFF ALL)
LYX_OPTION(DEVEL_VERSION    "Build developer version" OFF ALL) 
LYX_OPTION(RELEASE          "Build release version, build debug when disabled" OFF ALL)
LYX_OPTION(DEBUG            "Enforce debug build"  OFF ALL)
LYX_OPTION(NO_OPTIMIZE      "Don't use any optimization/debug flags"  OFF ALL)
LYX_OPTION(PACKAGE_SUFFIX   "Use version suffix for packaging" ON ALL)
LYX_OPTION(PCH              "Use precompiled headers" OFF ALL)
LYX_OPTION(MERGE_FILES      "Merge source files into one compilation unit" OFF ALL)
LYX_OPTION(MERGE_REBUILD    "Rebuild generated files from merged files build" OFF ALL)
LYX_OPTION(QUIET            "Don't generate verbose makefiles" OFF ALL)
LYX_OPTION(INSTALL_PREFIX   "Install path for LyX" OFF ALL)
LYX_OPTION(EXTERNAL_LIBINTL "Use external libintl" ON ALL)
LYX_OPTION(BUNDLE           "Build bundle  (experimental) " OFF ALL)

# GCC specific
LYX_OPTION(PROFILE              "Build profile version" OFF GCC)
LYX_OPTION(EXTERNAL_BOOST       "Use external boost" OFF GCC)
LYX_OPTION(PROGRAM_SUFFIX       "Append version suffix to binaries" ON GCC)
LYX_OPTION(DEBUG_GLIBC          "Enable libstdc++ debug mode" OFF GCC)
LYX_OPTION(DEBUG_GLIBC_PEDANTIC "Enable libstdc++pedantic debug mode" OFF GCC)
LYX_OPTION(STDLIB_DEBUG         "Use debug stdlib" OFF GCC)
LYX_OPTION(CONCEPT_CHECKS       "Enable concept-checks" OFF GCC)

# MSVC specific
LYX_OPTION(CONSOLE               "Show console on Windows" ON MSVC)
LYX_OPTION(VLD                   "Use VLD with MSVC" OFF MSVC)
LYX_OPTION(WALL                  "Enable all warnings" OFF MSVC)
LYX_OPTION(CONFIGURE_CHECKS      "Also run configure checks for MSVC" OFF MSVC)
LYX_OPTION(DEPENDENCIES_DOWNLOAD "Download dependencies for MSVC 10" OFF MSVC)

# APPLE specific
LYX_OPTION(DMG                   "Build as Mac bundle, needed for .dmg  (experimental) " OFF MAC)
LYX_OPTION(COCOA                 "Use Cocoa on Mac" OFF MAC)


if(help OR HELP)
	message(STATUS)
	message(STATUS "Available options: (dis/enable with -D=0/1)")
	message(STATUS)
	LYX_OPTION_LIST_ALL(help)	
	message(STATUS)
else()


# Check option dependencies

if(LYX_CPACK)
	set(LYX_INSTALL ON)
endif()

if(LYX_DMG)
	set(LYX_BUNDLE 1)
	set(LYX_CPACK 1)
endif()

if(LYX_INSTALL)
	set(LYX_NLS ON)
	if (WIN32)
		set(LYX_HUNSPELL ON)
		set(LYX_BUNDLE ON)
	endif()
	set(LYX_CONSOLE OFF)
	set(LYX_PACKAGE_SUFFIX ON)
	set(LYX_RELEASE ON)
	set(LYX_PROFILE OFF)
endif()


if(LYX_MERGE_FILES)
	set(LYX_PCH OFF)
else()
	set(LYX_MERGE_REBUILD OFF)
endif()

if(LYX_DEPENDENCIES_DOWNLOAD)
	message(STATUS)
	set(LYX_DEPENDENCIES_DIR ${TOP_BINARY_DIR}/msvc2010-deps)
	message(STATUS "Using downloaded dependencies in ${LYX_DEPENDENCIES_DIR}")
	set(deps_files lyx20-deps-msvc2010-x86.zip)
	foreach(it ${deps_files})
		set(already_downloaded already_downloaded-NOTFOUND CACHE PATH "downloaded" FORCE)
		find_file(already_downloaded ${it} "${LYX_DEPENDENCIES_DIR}/download")
		if(NOT already_downloaded)
			message(STATUS "Downloading ${it} ...")
			file(DOWNLOAD ftp://ftp.devel.lyx.org/pub/contrib/windows/${it} ${LYX_DEPENDENCIES_DIR}/download/${it} SHOW_PROGRESS)
			execute_process(COMMAND ${CMAKE_COMMAND} -E tar xzf ${LYX_DEPENDENCIES_DIR}/download/${it}
		                      WORKING_DIRECTORY ${LYX_DEPENDENCIES_DIR})
		endif()
	endforeach()
	set(GNUWIN32_DIR ${LYX_DEPENDENCIES_DIR}/deps20)
endif()



message(STATUS)

set(EXECUTABLE_OUTPUT_PATH  ${TOP_BINARY_DIR}/bin)
set(LIBRARY_OUTPUT_PATH  ${TOP_BINARY_DIR}/lib)



if(UNIX OR MINGW)
	execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
	message(STATUS "Using GCC version ${GCC_VERSION}")
	if(NOT GCC_VERSION VERSION_LESS 4.4)
		set(LYX_USE_TR1 1)
		# GCC <= 4.5 does not support regex: there are linker errors
		# http://gcc.gnu.org/onlinedocs/libstdc++/manual/status.html#status.iso.tr1
		set(LYX_USE_TR1_REGEX 0)
	endif()
else()
	if(MSVC10)
		set(LYX_USE_TR1 1)
		#set(LYX_USE_TR1_REGEX 1) #TODO should we use it in ECMAScript mode?
	endif()
endif()


set(VERSION_INFO "CMake Build")

# Try to get some informations from configure.ac

include(LyXPaths)
file(STRINGS "${TOP_SRC_DIR}/configure.ac" _config_lines)

if(WIN32)
	set(USE_WINDOWS_PACKAGING 1)
elseif(APPLE)
	set(USE_MACOSX_PACKAGING 1)
else()
	set(USE_POSIX_PACKAGING 1)
endif()

macro(setstripped _varname _value)
	string(STRIP ${_value} _v)
	if(USE_POSIX_PACKAGING)
		string(TOLOWER ${_v} ${_varname})
	else()
		set(${_varname} ${_v})
	endif()
endmacro(setstripped)

foreach(_c_l ${_config_lines} )
	if(_c_l MATCHES "^AC_INIT\\(\([^,]+\),\([^,]+\), *\\[\([^,]+\)\\] *,\(.*\)")
		setstripped(PACKAGE_BASE ${CMAKE_MATCH_1})
		setstripped(PACKAGE_VERSION ${CMAKE_MATCH_2})
		setstripped(PACKAGE_BUGREPORT ${CMAKE_MATCH_3})
		if(PACKAGE_VERSION MATCHES "^\([0-9]+\)\\.\([0-9]+\).*$")
			set(LYX_MAJOR_VERSION ${CMAKE_MATCH_1})
			set(LYX_MINOR_VERSION ${CMAKE_MATCH_2})
			set(LYX_PATCH_VERSION 0) # TODO 2.1.0svn, LYX_PATCH_VERSION == 0
			set(LYX_DIR_VER "LYX_DIR_${CMAKE_MATCH_1}${CMAKE_MATCH_2}x")
			set(LYX_USERDIR_VER "LYX_USERDIR_${CMAKE_MATCH_1}${CMAKE_MATCH_2}x")
			set(LYX_INSTALL_SUFFIX "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}")
		endif()
	endif()
	if(_c_l MATCHES "^AC_SUBST\\( *LYX_DATE *, *\\[\\\"(.*)\\\"\\].*")
		set(LYX_DATE "${CMAKE_MATCH_1}")
	endif()
endforeach(_c_l)


if(LYX_PROGRAM_SUFFIX)
	set(PROGRAM_SUFFIX "${LYX_INSTALL_SUFFIX}")
else()
	set(PROGRAM_SUFFIX "")
endif()


if(LYX_BUNDLE)
	if(APPLE)
		set(LYX_BUILD_BUNDLE MACOSX_BUNDLE)
		set(LYX_DATA_SUBDIR ${PACKAGE_BASE}${PROGRAM_SUFFIX}.app/Contents/Resources/ CACHE STRING "Bundle Contents dir" FORCE)
		set(MACOSX_BUNDLE_STARTUP_COMMAND ${PACKAGE_BASE}${PROGRAM_SUFFIX}.app)
		if(NOT LYX_INSTALL_PREFIX)
			set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/LyX CACHE PATH "Mac bundle dir" FORCE)
			set(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
		endif()
	endif()

	message(STATUS)
	message(STATUS "Bundle creation is enabled (experimental):")
	message(STATUS "    make")
	message(STATUS "    make install/strip")
	message(STATUS "    make package")
	message(STATUS "To increase turn around speed use:")
	message(STATUS "    cmake -DLYX_MERGE_FILES=1 -DLYX_NO_OPTIMIZE=1 -DLYX_INSTALL=1 -DLYX_DMG=1 ../trunk")
	message(STATUS "or use the shell script 'development/cmake/dmg'")
	message(STATUS)
endif()


if(LYX_INSTALL_PREFIX)
	set(CMAKE_INSTALL_PREFIX ${LYX_INSTALL_PREFIX} CACHE PATH "LyX user's choice install prefix" FORCE)
	set(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
endif()
set(LYX_INSTALL_PREFIX ${LYX_INSTALL_PREFIX} CACHE PATH "LyX user's choice install prefix" FORCE)

if(LYX_PACKAGE_SUFFIX)
	set(PACKAGE ${PACKAGE_BASE}${LYX_INSTALL_SUFFIX})
else()  
	set(PACKAGE ${PACKAGE_BASE})
endif()



if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
	# see http://www.cmake.org/pipermail/cmake/2006-October/011559.html
	if (UNIX)
		# don't use the default "/usr/local"
		# but respect the user-choice on the command-line
		if(LYX_INSTALL_SUFFIX)
			set(CMAKE_INSTALL_PREFIX "/usr/local/lyx${LYX_INSTALL_SUFFIX}" CACHE PATH "LyX default install prefix" FORCE)
		else()
			set(CMAKE_INSTALL_PREFIX "/usr/local/${LYX_PROJECT}" CACHE PATH "LyX default install prefix" FORCE)
		endif()
	endif()
	if(WIN32)
		set(CMAKE_INSTALL_PREFIX LYX_INSTALLED CACHE PATH "LyX default install prefix" FORCE)
	endif()
endif()
if(IS_ABSOLUTE)
	set(CMAKE_INSTALL_PREFIX_ABSOLUTE ${CMAKE_INSTALL_PREFIX})
else()
	set(CMAKE_INSTALL_PREFIX_ABSOLUTE ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_PREFIX})
endif()



if(NOT LYX_DATA_SUBDIR)
	if (WIN32)
		set(LYX_DATA_SUBDIR "Resources/" CACHE STRING "Subdirectory for all lyx-system-data" FORCE)
	else()
		set(LYX_DATA_SUBDIR "" CACHE STRING "Subdirectory for all lyx-system-data" FORCE)
	endif()
endif()

set(LYX_ABS_INSTALLED_DATADIR "${CMAKE_INSTALL_PREFIX}")
set(LYX_LOCALEDIR "locale")
set(LYX_ABS_INSTALLED_LOCALEDIR "${LYX_ABS_INSTALLED_DATADIR}/${LYX_DATA_SUBDIR}${LYX_LOCALEDIR}")
set(LYX_ABS_TOP_SRCDIR "${TOP_SRC_DIR}")



if(NOT GROUP_CODE)
	#set(GROUP_CODE "The Golden Code")
	set(GROUP_CODE flat)
endif()

# lyx's source files
set(LYX_CPP_FILES *.cpp)
set(LYX_HPP_FILES *.h)
set(LYX_MOC_FILES moc_*.cpp)

include(ProjectSourceGroup)


if(LYX_PROFILE)
	set(CMAKE_BUILD_TYPE Profile CACHE TYPE STRING FORCE)
	set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pg" CACHE TYPE STRING FORCE)
endif()


if(LYX_NO_OPTIMIZE)
	set(CMAKE_BUILD_TYPE None)
	set(LYX_DEBUG OFF)
	set(LYX_RELEASE OFF)
elseif(LYX_RELEASE)
	set(CMAKE_BUILD_TYPE Release)
	set(LYX_DEBUG OFF)
else()
	set(CMAKE_BUILD_TYPE Debug)
endif()


# When shared libs are supported enable this option
#LYX_OPTION(SHARED_LIBRARIES "Build shared libraries" OFF ALL)
if(LYX_SHARED_LIBRARIES)
	set(library_type SHARED)
else()
 	set(library_type STATIC)
endif()

if(NOT MSVC)
	if(NOT LYX_QUIET)
		set(CMAKE_VERBOSE_MAKEFILE ON)
	endif()
	set(LYX_CXX_FLAGS "-Wall -Wunused-parameter")
	if(LYX_STDLIB_DEBUG)
		set(LYX_CXX_FLAGS "${LYX_CXX_FLAGS} -D_GLIBCXX_DEBUG -D_GLIBCXX_DEBUG_PEDANTIC")
	endif()
	if(LYX_CONCEPT_CHECKS)
		set(LYX_CXX_FLAGS "${LYX_CXX_FLAGS} -D_GLIBCPP_CONCEPT_CHECKS")
	endif()
	set(CMAKE_CXX_FLAGS       "${LYX_CXX_FLAGS} -fno-strict-aliasing " CACHE TYPE STRING FORCE)
	set(CMAKE_CXX_FLAGS_DEBUG "${LYX_CXX_FLAGS} -fno-strict-aliasing -O0 -g -D_DEBUG" CACHE TYPE STRING FORCE)
	if(MINGW)
		set(CMAKE_CXX_FLAGS_RELEASE "${LYX_CXX_FLAGS} -O2 -DNDEBUG" CACHE TYPE STRING FORCE)
	else()
		set(CMAKE_CXX_FLAGS_RELEASE "${LYX_CXX_FLAGS} -O3 -DNDEBUG" CACHE TYPE STRING FORCE)
	endif()
	set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE} -pg" CACHE TYPE STRING FORCE)
endif()


find_package(Qt4 REQUIRED)


include_directories(${TOP_BINARY_DIR} ${TOP_SRC_DIR}/src)
  
if(LYX_ASPELL)
	find_package(ASPELL)
	include_directories(${ASPELL_INCLUDE_DIR})
endif()

if(LYX_ENCHANT)
	find_package(Enchant REQUIRED)
	include_directories(${ENCHANT_INCLUDE_DIR})
endif()

if(LYX_HUNSPELL)
	find_package(Hunspell REQUIRED)
	include_directories(${HUNSPELL_INCLUDE_DIR})
endif()

if(LYX_NLS)
	FIND_PROGRAM(LYX_PYTHON_EXECUTABLE python HINTS ${GNUWIN32_DIR}/python)
	if(${LYX_PYTHON_EXECUTABLE} MATCHES "-NOTFOUND")
		message(FATAL_ERROR "Python 2.6 needed!")
	endif()
	find_package(LyXGettext REQUIRED)
	include_directories(${TOP_SRC_DIR}/po)
	add_subdirectory(po "${TOP_BINARY_DIR}/po")
endif()

if(LYX_NLS)
	if(LYX_EXTERNAL_LIBINTL)
		find_package(Libintl REQUIRED)	
		if(DEFINED LIBINTL_LIBRARIES)
			# find getext when configuring
			list(APPEND CMAKE_REQUIRED_LIBRARIES ${LIBINTL_LIBRARIES})	
			# on mac use iconv also form ports
			get_filename_component(ICONV_RELATIVE_TO_LIBINTL ${LIBINTL_LIBRARIES} PATH)
		endif()
	else()
		add_subdirectory(intl "${TOP_BINARY_DIR}/intl")
	endif()
endif()

find_package(ICONV REQUIRED)
find_package(ZLIB REQUIRED)

if(LYX_EXTERNAL_BOOST)
	message(STATUS "Searching for boost")
	find_package(Boost COMPONENTS signals regex) #TODO could REQUIRED be used
	if(Boost_FOUND)
		message(STATUS "Boost found")
		message(STATUS "Boost-libs = ${Boost_LIBRARIES}")
		set(Lyx_Boost_Libraries ${Boost_LIBRARIES})
	else()
		message(FATAL_ERROR "Boost not found" ${Boost_ERROR_REASON})
	endif()
else()
	if(LYX_USE_TR1_REGEX)
		set(Lyx_Boost_Libraries boost_signals)
	else()
		set(Lyx_Boost_Libraries boost_signals boost_regex)
	endif()
	add_definitions(-DBOOST_USER_CONFIG="<config.h>")
	include_directories(${TOP_SRC_DIR}/boost)
	add_subdirectory(boost "${TOP_BINARY_DIR}/boost")
endif()




if(WIN32)
	if(NOT LYX_CONSOLE)
		set(WIN32_CONSOLE WIN32)
		set(LYX_QTMAIN_LIBRARY ${QT_QTMAIN_LIBRARY})
	endif()
	if(MSVC)
		add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE -DNOMINMAX)
		# disable checked iterators for msvc release builds to get maximum speed
		set(CMAKE_CXX_FLAGS_RELEASE  "${CMAKE_CXX_FLAGS_RELEASE} /D_SECURE_SCL=0")
	else()
		add_definitions(-DWINVER=0x0500)
	endif()
endif()

message(STATUS "")
foreach(_v PACKAGE PACKAGE_VERSION
	PROGRAM_SUFFIX LYX_DATE LYX_DIR_VER LYX_USERDIR_VER
	LYX_ABS_TOP_SRCDIR
	LYX_ABS_INSTALLED_DATADIR LYX_ABS_INSTALLED_LOCALEDIR LYX_INSTALL_SUFFIX)
	if(NOT DEFINED ${_v})
		message(FATAL_ERROR "${_v} not defined")
	endif()
	string(SUBSTRING "${_v}                            " 0 28 _v1)
	message(STATUS "----- ${_v1}: ${${_v}}")
endforeach(_v)
message(STATUS "")


if(LYX_PCH)
	# PCHs not supported by cmake: http://www.cmake.org/Bug/view.php?id=1260
	# Not sure if it works for all non-msvc compilers
	include(PCHSupport_26)
	configure_file(${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/pcheaders.h      ${TOP_BINARY_DIR}/pcheaders.h)
	configure_file(${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/config.cpp.cmake ${TOP_BINARY_DIR}/config_pch.cpp)
	add_definitions(-DLYX_ENABLE_PCH)

	if(MSVC)
		macro(lyx_add_msvc_pch name_)
			set_source_files_properties(${${name_}_sources} PROPERTIES
				COMPILE_FLAGS "/Yuconfig.h /Fp\$(IntDir)/config.pch")
			set_source_files_properties(${TOP_BINARY_DIR}/config_pch.cpp PROPERTIES
				COMPILE_FLAGS "/Ycconfig.h /Fp\$(IntDir)/config.pch")
			set(${name_}_sources ${${name_}_sources} ${TOP_BINARY_DIR}/config_pch.cpp
				${TOP_BINARY_DIR}/pcheaders.h)
			set(CMAKE_CXX_FLAGS_DEBUG	"${CMAKE_CXX_FLAGS_DEBUG} /DLYX_PCH_STL /DLYX_PCH_BOOST /DLYX_PCH_QT4")
			set(CMAKE_CXX_FLAGS_RELEASE	"${CMAKE_CXX_FLAGS_RELEASE} /DLYX_PCH_STL /DLYX_PCH_BOOST /DLYX_PCH_QT4")
			set(CMAKE_CXX_FLAGS_MINSIZEREL	"${CMAKE_CXX_FLAGS_MINSIZEREL} /DLYX_PCH_STL /DLYX_PCH_BOOST")			
		endmacro(lyx_add_msvc_pch)
		macro(lyx_add_gcc_pch name_)
		endmacro()
	else()
		macro(lyx_add_msvc_pch name_)
		endmacro()
		macro(lyx_add_gcc_pch name_)
			add_definitions(-DLYX_PCH_STL -DLYX_PCH_BOOST -DLYX_PCH_QT4)
			ADD_PRECOMPILED_HEADER(${name_} ${TOP_BINARY_DIR}/config_pch.cpp ${TOP_BINARY_DIR}/config.h.gch)
		endmacro()
	endif()
else()
	macro(lyx_add_msvc_pch)
	endmacro(lyx_add_msvc_pch)
	macro(lyx_add_gcc_pch name_)
	endmacro()
endif()

if(MSVC)
	if(LYX_VLD)
		set(LYX_LEAK_DETECTION 1 CACHE TYPE STRING FORCE)
		set(LIBRARY_OUTPUT_PATH  ${EXECUTABLE_OUTPUT_PATH})
		set(LYX_VLD_PATH ${CMAKE_CURRENT_SOURCE_DIR}/../Win32/vld)
		include(${LYX_VLD_PATH}/tools/cmake/vld.cmake)
	endif()

	if(LYX_WALL)
		# Use the highest warning level
		set(CMAKE_CXX_WARNING_LEVEL 4 CACHE TYPE STRING FORCE)

		if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
			string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
		else()
			set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
		endif()

		if(CMAKE_C_FLAGS MATCHES "/W[0-4]")
			string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
		else()
			set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4")
		endif()

		# add here warnings which should produce an error /weXXXX
		set(MSVC_W_ERROR   "/we4101 /we4189")
		# add here warnings which should be disabled /wdXXXX
		set(MSVC_W_DISABLE "/wd4288 /wd4355 /wd4800 /wd4996 /wd4311 /wd4312 /wd4505 /wd4267 /wd4512 /wd4245 /wd4127 /wd4180 /wd4231")

		set(CMAKE_CXX_FLAGS_DEBUG      "${CMAKE_CXX_FLAGS_DEBUG} /Wp64 ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")
		set(CMAKE_CXX_FLAGS_RELEASE    "${CMAKE_CXX_FLAGS_RELEASE} /Wp64 ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")
		set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /Wp64 ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")

	else()
		set(CMAKE_CXX_WARNING_LEVEL 3 CACHE TYPE STRING FORCE)

		# add here warnings which should produce an error /weXXXX
		set(MSVC_W_ERROR   "/we4101 /we4189")
		# add here warnings which should be disabled /wdXXXX
		set(MSVC_W_DISABLE "/wd4288 /wd4355 /wd4800 /wd4996 /wd4267 /wd4180 /wd4231")

		set(CMAKE_CXX_FLAGS_DEBUG      "${CMAKE_CXX_FLAGS_DEBUG} ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")
		set(CMAKE_CXX_FLAGS_RELEASE    "${CMAKE_CXX_FLAGS_RELEASE} ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")
		set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} ${MSVC_W_ERROR} ${MSVC_W_DISABLE}")

	endif()
	set(CMAKE_CXX_FLAGS_DEBUG      "${CMAKE_CXX_FLAGS_DEBUG} /Zc:wchar_t-")
	set(CMAKE_CXX_FLAGS_RELEASE    "${CMAKE_CXX_FLAGS_RELEASE} /Zc:wchar_t-")
	set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} /Zc:wchar_t-")

	message(STATUS "----- Warning level      : ${CMAKE_CXX_WARNING_LEVEL}  ${WARNING_LEVEL_MESSAGE}")
	message(STATUS "----- Warnings as errors : ${MSVC_W_ERROR}")
	message(STATUS "----- Warnings disabled  : ${MSVC_W_DISABLE}")
	message(STATUS "")
endif()


if(LYX_DEBUG_GLIBC)
	set(_GLIBCXX_DEBUG 1)
endif()

if(LYX_DEBUG_GLIBC_PEDANTIC)
	set(_GLIBCXX_DEBUG_PEDANTIC 1)
endif()

# compiler tests, config.h generation
if(MSVC AND NOT LYX_CONFIGURE_CHECKS)
	configure_file(${LYX_CMAKE_DIR}/configCompiler.h.msvc ${TOP_BINARY_DIR}/configCompiler.h)
else()
	include(${LYX_CMAKE_DIR}/ConfigureChecks.cmake)
	configure_file(${LYX_CMAKE_DIR}/configCompiler.h.cmake ${TOP_BINARY_DIR}/configCompiler.h)
endif()

configure_file(${LYX_CMAKE_DIR}/config.h.cmake ${TOP_BINARY_DIR}/config.h)


add_subdirectory(src "${TOP_BINARY_DIR}/src")
add_subdirectory(lib/lyx2lyx "${TOP_BINARY_DIR}/lyx2lyx")
add_subdirectory(lib/scripts "${TOP_BINARY_DIR}/scripts")


if(LYX_INSTALL)
	#FIND_PROGRAM(LYX_PERL_EXECUTABLE perl)
	if(${LYX_PYTHON_EXECUTABLE} MATCHES "-NOTFOUND")
		message(STATUS "Python required to create doc!")
	else()
		add_subdirectory(${LYX_CMAKE_DIR}/man "${TOP_BINARY_DIR}/man")
		add_subdirectory(${LYX_CMAKE_DIR}/doc "${TOP_BINARY_DIR}/doc")
	endif()
	include(../Install)
endif()

add_subdirectory(sourcedoc "${TOP_BINARY_DIR}/sourcedoc")

message(STATUS)
message(STATUS "Build options, switch LYX_* variables by -DLYX_*=1 or 0:")
message(STATUS)
LYX_OPTION_LIST_ALL(used)


if(LYX_NLS)
	message(STATUS)
	message(STATUS "Building Native Language Support (LYX_NLS is set), used libraries:")
	message(STATUS)
	message(STATUS "  * intl")
	message(STATUS "     - header : ${LIBINTL_HEADER}")
	message(STATUS "     - library: ${LIBINTL_LIBRARIES}")
	message(STATUS "  * iconv")
	message(STATUS "     - header : ${ICONV_HEADER}")
	message(STATUS "     - library: ${ICONV_LIBRARY}")
	message(STATUS "  * zlib")
	message(STATUS "     - header : ${ZLIB_HEADER}")
	message(STATUS "     - library: ${ZLIB_LIBRARY}")
	message(STATUS)
endif()


# CPack packaging
#
# http://cmake.org/cmake/help/cmake-2-8-docs.html#module:CPack

set(CPACK_PACKAGE_VERSION_MAJOR "${LYX_MAJOR_VERSION}")
set(CPACK_PACKAGE_VERSION_MINOR "${LYX_MINOR_VERSION}")
FILE(STRINGS "${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/LyX_summary.txt" CPACK_PACKAGE_DESCRIPTION_SUMMARY)

set(CPACK_SOURCE_GENERATOR TGZ ZIP TBZ2)
set(CPACK_SOURCE_INSTALLED_DIRECTORIES "${TOP_SRC_DIR};/") # http://www.mail-archive.com/cmake@cmake.org/msg33720.html

set(CPACK_PACKAGE_INSTALL_DIRECTORY "CMake ${LYX_INSTALL_SUFFIX}")

set(CPACK_SOURCE_GENERATOR TGZ ZIP TBZ2)
set(CPACK_SOURCE_INSTALLED_DIRECTORIES "${TOP_SRC_DIR};/") # http://www.mail-archive.com/cmake@cmake.org/msg33720.html
#
# needed by rpm
set(CPACK_SET_DESTDIR "ON")
FILE(READ "${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/LyX_license.txt" CPACK_RPM_PACKAGE_LICENSE)
set(CPACK_RPM_PACKAGE_GROUP "Applications/Publishing")
set(CPACK_RPM_PACKAGE_VENDOR "The LyX team")
#
# the next ones are needed by deb
set(CPACK_PACKAGE_CONTACT "${PACKAGE_BUGREPORT}")
set(CPACK_SOURCE_PACKAGE_FILE_NAME "${LYX_PROJECT}-${LYX_INSTALL_SUFFIX}")

# This is experimental, valid on _my_ system (Kornel)
set(CPACK_DEBIAN_PACKAGE_DEPENDS "libqtgui4 (>= 4.4.3-0)")
if(ASPELL_FOUND)
	set(CPACK_DEBIAN_PACKAGE_DEPENDS "libaspell15 (>= 0.60.6-1),${CPACK_DEBIAN_PACKAGE_DEPENDS}")
endif()
if(ENCHANT_FOUND)
	set(CPACK_DEBIAN_PACKAGE_DEPENDS "libenchant1c2a (>= 1.6.0-0),${CPACK_DEBIAN_PACKAGE_DEPENDS}")
endif()
if(LYX_EXTERNAL_BOOST)
	if(Boost_FOUND)
		set(CPACK_DEBIAN_PACKAGE_DEPENDS "libboost-regex1.40.0 (>= 1.40.0-4),libboost-signals1.40.0 (>= 1.40.0-4),${CPACK_DEBIAN_PACKAGE_DEPENDS}")
	endif()
endif()
#
# for the next ones, cpack insists on data with values in some file
set(CPACK_PACKAGE_DESCRIPTION_FILE "${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/LyX_description.txt")
set(CPACK_RESOURCE_FILE_LICENSE "${TOP_SRC_DIR}/${LYX_CMAKE_DIR}/LyX_license.txt")

# Find the revision number and use it as the release in rpm-package-build.
# This way we may omit the otherwise needed "--force" parameter when
# installing from that rpm package.
FIND_PROGRAM(LYX_SVNVERSION svnversion)
#message(STATUS "svnversion = ${LYX_SVNVERSION}")
if(LYX_SVNVERSION)
	EXECUTE_PROCESS(COMMAND ${LYX_SVNVERSION} WORKING_DIRECTORY "${TOP_SRC_DIR}" OUTPUT_VARIABLE CPACK_RPM_PACKAGE_RELEASE OUTPUT_STRIP_TRAILING_WHITESPACE)
	# We use this value also to set the package-patch-value
	if(CPACK_RPM_PACKAGE_RELEASE MATCHES "^\([0-9]+\)")
		set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_1}) # TODO this is not the patch level
		set(LYX_REVISION_VERSION ${CMAKE_MATCH_1})
	endif()
else()
	set(LYX_REVISION_VERSION svn) #TODO use date
endif()


# we do not have a readme or welcome data,
# so we do not provide infofiles for
# CPACK_RESOURCE_FILE_README and CPACK_RESOURCE_FILE_WELCOME

if(UNIX)
	set(CPACK_GENERATOR STGZ)
	set(CPACK_SOURCE_GENERATOR TGZ TBZ2)
elseif(WIN32)
	set(CPACK_GENERATOR NSIS ZIP)
	set(CPACK_BINARY_ZIP 1)
	set(CPACK_SOURCE_GENERATOR ZIP)
endif()


set(CPACK_STRIP_FILES 1)

# sources
set(CPACK_SOURCE_INSTALLED_DIRECTORIES "${TOP_SRC_DIR};/") # http://www.mail-archive.com/cmake@cmake.org/msg33720.html



if(LYX_CPACK)
	set(CPACK_PACKAGE_NAME LyX)
	if(APPLE)
		set(CPACK_GENERATOR DragNDrop)	
	elseif(WIN32)
		message(STATUS "Configuring NSIS files")
		configure_file(development/Win32/packaging/installer/lyx.nsi.cmake ${CMAKE_BINARY_DIR}/installer/lyx.nsi @ONLY)
		configure_file(development/Win32/packaging/installer/settings.nsh.cmake ${CMAKE_BINARY_DIR}/installer/settings-cmake.nsh @ONLY)
		configure_file(development/Win32/packaging/installer/include/declarations.nsh.cmake ${CMAKE_BINARY_DIR}/installer/declarations-cmake.nsh @ONLY)
		set(CPACK_GENERATOR ZIP)
		message(STATUS "NSIS files are created in ${CMAKE_BINARY_DIR}/installer")
		message(STATUS "A zipped only release could be created by building the 'PACKAGE' project")
	else()
		message(STATUS "Building self extracting binary bundle.")
		message(STATUS "To embed Qt in this bundle don't build with your system Qt:")
		message(STATUS "  - fix PATH so a other qmake is found by cmake")
		message(STATUS "  - fix LD_LIBRARY_PATH so lyx doesn't use system's Qt")
	endif()

	include(CPack)
endif()


#Now it is possible to create some packages
# cd <BuildDir>
# make package
#############################################################################################
# So, e.g. for variables
#    CMAKE_PROJECT_NAME                     : lyx
#    CPACK_PACKAGE_VERSION_MAJOR            : 2
#    CPACK_PACKAGE_VERSION_MINOR            : 0
#    CPACK_PACKAGE_VERSION_PATCH            : 1
#    CMAKE_SYSTEM_NAME                      : Linux
#    CPACK_BINARY_DEB:BOOL                  : ON
#
# the package name builds as "lyx-2.0.1-Linux.deb"
#
############################## rpm ################################### deb ##################
# create    # cpack -G RPM --config CPackConfig.cmake   # cpack -G DEB --config CPackConfig.cmake
# creates =># lyx-2.0.1-Linux.rpm                       # lyx-2.0.1-Linux.deb
# list      # rpm -qlp lyx-2.0.1-Linux.rpm              # dpkg-deb -c lyx-2.0.1-Linux.deb
# install   # rpm -U lyx-2.0.1-Linux.rpm                # dpkg -i lyx-2.0.1-Linux.deb
#
message(STATUS)

endif() #help