project(hedgewars) #initialise cmake environment cmake_minimum_required(VERSION 2.6.0) if(CMAKE_VERSION VERSION_LESS "2.8") set(WARNING "WARNING: ") set(allow_parse_args FALSE) else() set(WARNING WARNING) set(allow_parse_args TRUE) endif() foreach(hwpolicy CMP0003 CMP0012 CMP0017) if(POLICY ${hwpolicy}) cmake_policy(SET ${hwpolicy} NEW) endif() endforeach() set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules") #possible cmake configuration option(NOSERVER "Disable gameServer build (off)]" OFF) option(NOPNG "Disable screenshoot compression (off)" OFF) option(NOVIDEOREC "Disable video recording (off)" OFF) #set this to ON when 2.1.0 becomes more widespread (and only for linux) option(SYSTEM_PHYSFS "Use system physfs (off)" OFF) option(BUILD_ENGINE_LIBRARY "Enable hwengine library (off)" OFF) option(ANDROID "Enable Android build (off)" OFF) if(UNIX AND NOT APPLE) option(MINIMAL_FLAGS "Respect system flags as much as possible (off)" OFF) else() option(NOAUTOUPDATE "Disable OS X Sparkle update checking" OFF) endif() set(FPFLAGS "" CACHE STRING "Additional Freepascal flags") set(GHFLAGS "" CACHE STRING "Additional Haskell flags") if(UNIX AND NOT APPLE) set(DATA_INSTALL_DIR "share/hedgewars" CACHE STRING "Resource folder path") endif() #detect Mercurial revision and init rev/hash information find_program(HGCOMMAND hg) if(HGCOMMAND AND (EXISTS ${CMAKE_SOURCE_DIR}/.hg)) execute_process(COMMAND ${HGCOMMAND} identify -in WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE internal_version ERROR_QUIET ) #check local repo status string(REGEX REPLACE "[^+]" "" HGCHANGED ${internal_version}) string(REGEX REPLACE "[0-9a-zA-Z]+(.*) ([0-9]+)(.*)" "\\2" HEDGEWARS_REVISION ${internal_version}) string(REGEX REPLACE "([0-9a-zA-Z]+)(.*) [0-9]+(.*)" "\\1" HEDGEWARS_HASH ${internal_version}) if(HGCHANGED) message(${WARNING} "You have uncommitted changes in your repository!") endif() #let's assume that if you have hg you might be interested in debugging set(default_build_type "DEBUG") #write down hash and rev for easy picking should hg be missing file(WRITE "${CMAKE_SOURCE_DIR}/share/version_info.txt" "Hedgewars versioning information, do not modify\nrev ${HEDGEWARS_REVISION}\nhash ${HEDGEWARS_HASH}\n") else() set(default_build_type "RELEASE") # when compiling outside rev control, fetch revision and hash information from version_info.txt find_file(version_info version_info.txt PATH ${CMAKE_SOURCE_DIR}/share) if(version_info) file(STRINGS ${version_info} internal_version REGEX "rev") string(REGEX REPLACE "rev ([0-9]*)" "\\1" HEDGEWARS_REVISION ${internal_version}) file(STRINGS ${version_info} internal_version REGEX "hash") string(REGEX REPLACE "hash ([a-zA-Z0-9]*)" "\\1" HEDGEWARS_HASH ${internal_version}) else() message(${WARNING} "${CMAKE_SOURCE_DIR}/share/version_info.txt not found, revision information " "will be incorrect!!! Contact your source provider to fix this!") set(HEDGEWARS_REVISION "0000") set(HEDGEWARS_HASH "unknown") endif() endif() #versioning set(CPACK_PACKAGE_VERSION_MAJOR 0) set(CPACK_PACKAGE_VERSION_MINOR 9) set(CPACK_PACKAGE_VERSION_PATCH 19) set(HEDGEWARS_PROTO_VER 44) set(HEDGEWARS_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}") message(STATUS "Building ${HEDGEWARS_VERSION}-r${HEDGEWARS_REVISION} (${HEDGEWARS_HASH})") #where to build libs and bins set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin) set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin) #resource paths if(UNIX AND NOT APPLE) set(target_binary_install_dir "bin") set(target_library_install_dir "lib") string(SUBSTRING "${DATA_INSTALL_DIR}" 0 1 sharepath_start) if (NOT (${sharepath_start} MATCHES "/")) set(HEDGEWARS_DATADIR "${CMAKE_INSTALL_PREFIX}/${DATA_INSTALL_DIR}/") else() set(HEDGEWARS_DATADIR "${DATA_INSTALL_DIR}/") endif() set(HEDGEWARS_FULL_DATADIR "${HEDGEWARS_DATADIR}") else() set(target_binary_install_dir "./") if(APPLE) set(target_library_install_dir "../Frameworks/") set(CMAKE_INSTALL_PREFIX "Hedgewars.app/Contents/MacOS/") set(HEDGEWARS_DATADIR "../Resources/") set(HEDGEWARS_FULL_DATADIR "/Applications/${CMAKE_INSTALL_PREFIX}/${HEDGEWARS_DATADIR}") elseif(WIN32) set(target_library_install_dir "./") set(HEDGEWARS_DATADIR "./") set(HEDGEWARS_FULL_DATADIR "${CMAKE_INSTALL_PREFIX}/") link_directories("${EXECUTABLE_OUTPUT_PATH}" "${CMAKE_SOURCE_DIR}/misc/winutils/bin") endif() endif() if(APPLE) set(CMAKE_FIND_FRAMEWORK "FIRST") #what system are we building for set(minimum_macosx_version $ENV{MACOSX_DEPLOYMENT_TARGET}) #detect on which system we are: if sw_vers cannot be found for any reason (re)use minimum_macosx_version find_program(sw_vers sw_vers) if(sw_vers) execute_process(COMMAND ${sw_vers} "-productVersion" OUTPUT_VARIABLE current_macosx_version OUTPUT_STRIP_TRAILING_WHITESPACE) string(REGEX REPLACE "([0-9]+.[0-9]+).[0-9]+" "\\1" current_macosx_version ${current_macosx_version}) else() if(NOT minimum_macosx_version) message(FATAL_ERROR "sw_vers not found! Need explicit MACOSX_DEPLOYMENT_TARGET variable set") else() message(${WARNING} "sw_vers not found! Fallback to MACOSX_DEPLOYMENT_TARGET variable") set(current_macosx_version ${minimum_macosx_version}) endif() endif() #if nothing is set, we deploy only for the current system if(NOT minimum_macosx_version) set(minimum_macosx_version ${current_macosx_version}) endif() #lower systems don't have enough processing power anyway if (minimum_macosx_version VERSION_LESS "10.4") message(FATAL_ERROR "Hedgewars is not supported on Mac OS X pre-10.4") endif() #workaround for http://playcontrol.net/ewing/jibberjabber/big_behind-the-scenes_chang.html#SDL_mixer (Update 2) if(current_macosx_version VERSION_EQUAL "10.4") find_package(SDL_mixer REQUIRED) set(DYLIB_SMPEG "-dylib_file @loader_path/Frameworks/smpeg.framework/Versions/A/smpeg:${SDLMIXER_LIBRARY}/Versions/A/Frameworks/smpeg.framework/Versions/A/smpeg") set(DYLIB_MIKMOD "-dylib_file @loader_path/Frameworks/mikmod.framework/Versions/A/mikmod:${SDLMIXER_LIBRARY}/Versions/A/Frameworks/mikmod.framework/Versions/A/mikmod") set(CMAKE_C_FLAGS "${DYLIB_SMPEG} ${DYLIB_MIKMOD}") list(APPEND pascal_flags "-k${DYLIB_SMPEG}" "-k${DYLIB_MIKMOD}") endif() #CMAKE_OSX_ARCHITECTURES and CMAKE_OSX_SYSROOT need to be set for universal binary and correct linking if(NOT CMAKE_OSX_ARCHITECTURES) if(current_macosx_version VERSION_LESS "10.6") if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "powerpc*") set(CMAKE_OSX_ARCHITECTURES "ppc7400") else() set(CMAKE_OSX_ARCHITECTURES "i386") endif() else() set(CMAKE_OSX_ARCHITECTURES "x86_64") endif() endif() #CMAKE_OSX_SYSROOT is set at the system version we are supposed to build on #we need to provide the correct one when host and target differ if(NOT ${minimum_macosx_version} VERSION_EQUAL ${current_macosx_version}) if(minimum_macosx_version VERSION_EQUAL "10.4") set(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX10.4u.sdk/") set(CMAKE_C_COMPILER "gcc-4.0") set(CMAKE_CXX_COMPILER "g++-4.0") else() string(REGEX REPLACE "([0-9]+.[0-9]+).[0-9]+" "\\1" sdk_version ${minimum_macosx_version}) set(CMAKE_OSX_SYSROOT "/Developer/SDKs/MacOSX${sdk_version}.sdk/") endif() endif() #add user framework directory, other paths can be passed via FPFLAGS list(APPEND pascal_flags "-Ff~/Library/Frameworks") #set deployment target list(APPEND pascal_flags "-k-macosx_version_min" "-k${minimum_macosx_version}" "-XR${CMAKE_OSX_SYSROOT}") endif(APPLE) #when build type is not specified, assume Debug/Release according to build version information if (CMAKE_BUILD_TYPE) string (TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE) if ( NOT( (CMAKE_BUILD_TYPE MATCHES "RELEASE") OR (CMAKE_BUILD_TYPE MATCHES "DEBUG") ) ) set (CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE) message (STATUS "Unknown build type, using default (${default_build_type})") endif () else (CMAKE_BUILD_TYPE) set (CMAKE_BUILD_TYPE ${default_build_type} CACHE STRING "Build type (Debug/Release)" FORCE) endif (CMAKE_BUILD_TYPE) #set default flags values for all projects (unless MINIMAL_FLAGS is true) if(NOT ${MINIMAL_FLAGS}) set(CMAKE_C_FLAGS "-pipe ${CMAKE_C_FLAGS}") set(CMAKE_C_FLAGS_RELEASE "-w -Os -fomit-frame-pointer ${CMAKE_C_FLAGS_RELEASE}") set(CMAKE_C_FLAGS_DEBUG "-Wall -O0 -g -DDEBUG ${CMAKE_C_FLAGS_DEBUG}") set(CMAKE_CXX_FLAGS ${CMAKE_C_FLAGS}) set(CMAKE_CXX_FLAGS_RELEASE ${CMAKE_C_FLAGS_RELEASE}) set(CMAKE_CXX_FLAGS_DEBUG ${CMAKE_C_FLAGS_DEBUG}) else() #CMake adds a lot of additional configuration flags, so let's clear them up set(CMAKE_C_FLAGS_RELEASE "") set(CMAKE_C_FLAGS_DEBUG "-Wall -DDEBUG") set(CMAKE_CXX_FLAGS_RELEASE "") set(CMAKE_CXX_FLAGS_DEBUG "-Wall -DDEBUG") endif() #TESTING TIME include(CheckCCompilerFlag) #check for noexecstack on ELF, should be set on Gentoo and similar set(CMAKE_REQUIRED_FLAGS "-Wl,-z -Wl,noexecstack") check_c_compiler_flag("" HAVE_NOEXECSTACK) #empty because we are testing a linker flag if(HAVE_NOEXECSTACK) list(APPEND pascal_flags "-k-z" "-knoexecstack") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_REQUIRED_FLAGS}") endif() unset(CMAKE_REQUIRED_FLAGS) #check for ASLR and DEP security features on Windows #both supported in binutils >= 2.20, available since Vista and XP SP2 respectively set(CMAKE_REQUIRED_FLAGS "-Wl,--nxcompat -Wl,--dynamicbase") check_c_compiler_flag("" HAVE_WINASLRDEP) #empty because we are testing a linker flag if(HAVE_WINASLRDEP) list(APPEND pascal_flags "-k--nxcompat" "-k--dynamicbase") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_REQUIRED_FLAGS}") endif() unset(CMAKE_REQUIRED_FLAGS) #parse additional parameters if(FPFLAGS OR GHFLAGS) if(${allow_parse_args}) message(${WARNING} "FPFLAGS and GHFLAGS are available only when using CMake >= 2.8") else() separate_arguments(fpflags_parsed UNIX_COMMAND ${FPFLAGS}) separate_arguments(ghflags_parsed UNIX_COMMAND ${GHFLAGS}) endif() endif() list(APPEND pascal_flags ${fpflags_parsed} # user flags "-B" # compile all units "-vm4079,4080,4081" # fpc verbosity output format "-FE${PROJECT_BINARY_DIR}/bin" # fpc binaries output directory "-FU${PROJECT_BINARY_DIR}/hedgewars" # fpc units output directory "-Fl${PROJECT_BINARY_DIR}/bin" # fpc linking directory (win/unix) "-Fi${PROJECT_BINARY_DIR}/hedgewars" # fpc .inc path (for out of source builds) "-k-L${PROJECT_BINARY_DIR}/bin" # ld linking directory (unix/osx) "-Cs2000000" # stack size "-vewnq" # fpc output verbosity "-dDEBUGFILE" # macro for engine output ) list(APPEND haskell_flags ${ghflags_parsed} # user flags "-O2" # optimise for faster code ) #get BUILD_TYPE and enable/disable optimisation message(STATUS "Using ${CMAKE_BUILD_TYPE} configuration") if(CMAKE_BUILD_TYPE MATCHES "DEBUG") list(APPEND pascal_flags "-O-" # disable all optimisations "-g" # enable debug symbols "-gl" # add line info to bt "-gv" # allow valgrind ) list(APPEND haskell_flags "-Wall" # all warnings "-debug" # debug mode "-dcore-lint" # internal sanity check ) else() list(APPEND pascal_flags "-Os" # optimise for size "-Xs" # strip binary "-Si" # turn on inlining ) list(APPEND haskell_flags "-w" # no warnings ) endif() include(${CMAKE_MODULE_PATH}/utils.cmake) #lua discovery find_package(Lua) if(LUA_FOUND) message(STATUS "Found LUA: ${LUA_DEFAULT}") else() message(STATUS "LUA will be provided by the bundled sources") add_subdirectory(misc/liblua) #linking with liblua.a requires system readline list(APPEND pascal_flags "-k${EXECUTABLE_OUTPUT_PATH}/lib${LUA_LIBRARY}.a" "-k-lreadline") endif() #physfs discovery if (${SYSTEM_PHYSFS}) if (NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR) find_package(PhysFS) endif() find_file(physfs_h physfs.h ${PHYSFS_INCLUDE_DIR}) if(physfs_h) file(STRINGS ${physfs_h} physfs_majorversion REGEX "PHYSFS_VER_MAJOR[\t' ']+[0-9]+") file(STRINGS ${physfs_h} physfs_minorversion REGEX "PHYSFS_VER_MINOR[\t' ']+[0-9]+") file(STRINGS ${physfs_h} physfs_patchversion REGEX "PHYSFS_VER_PATCH[\t' ']+[0-9]+") string(REGEX MATCH "([0-9]+)" physfs_majorversion "${physfs_majorversion}") string(REGEX MATCH "([0-9]+)" physfs_minorversion "${physfs_minorversion}") string(REGEX MATCH "([0-9]+)" physfs_patchversion "${physfs_patchversion}") set(physfs_detected_ver "${physfs_majorversion}.${physfs_minorversion}.${physfs_patchversion}") if (physfs_detected_ver VERSION_LESS "2.1.0") message(FATAL_ERROR "PhysFS version is too old (dected ${physfs_detected_ver}, required 2.1.0)") set(physfs_too_old true) endif() endif() if (NOT PHYSFS_LIBRARY OR NOT PHYSFS_INCLUDE_DIR) message(FATAL_ERROR "Missing PhysFS! Rerun cmake with -DPHYSFS_SYSTEM=off to build the internal version") endif() else() message(STATUS "PhysFS will be provided by the bundled sources") set(physfs_output_name "hw_physfs") add_subdirectory(misc/libphysfs) #-XLA is a beta fpc flag that renames libraries before passing them to the linker #we also have to pass PHYSFS_INTERNAL to satisfy windows runtime requirements #(should be harmless on other platforms) list(APPEND pascal_flags "-XLAphysfs=${physfs_output_name}" "-dPHYSFS_INTERNAL") endif() find_package_or_disable_msg(FFMPEG NOVIDEOREC "Video recording will not be built") #physfs helper library add_subdirectory(misc/libphyslayer) #server if(NOT NOSERVER) add_subdirectory(gameServer) endif() #main engine add_subdirectory(hedgewars) #Android related build scripts if(ANDROID) #run cmake -DANDROID=1 to enable this add_subdirectory(project_files/Android-build) endif() #TODO: when ANDROID, BUILD_ENGINE_LIBRARY should be set if(NOT ANDROID) add_subdirectory(bin) add_subdirectory(QTfrontend) add_subdirectory(share) add_subdirectory(tools) endif() include(${CMAKE_MODULE_PATH}/CPackConfig.cmake)