find_package(SDL)
find_package(SDL_image)
find_package(SDL_net)
find_package(SDL_ttf)
find_package(SDL_mixer)
find_package(Lua)
include(${CMAKE_MODULE_PATH}/FindSDL_Extras.cmake)
configure_file(${hedgewars_SOURCE_DIR}/hedgewars/config.inc.in ${CMAKE_CURRENT_BINARY_DIR}/config.inc)
#SOURCE AND PROGRAMS SECTION
set(hwengine_project ${hedgewars_SOURCE_DIR}/hedgewars/hwengine.pas)
set(engine_output_name "hwengine")
set(engine_sources
${hwengine_project}
SDLh.pas
PNGh.pas
uAI.pas
uAIActions.pas
uAIAmmoTests.pas
uAIMisc.pas
uAmmos.pas
uCaptions.pas
uChat.pas
uCollisions.pas
uCommands.pas
uCommandHandlers.pas
uConsole.pas
uConsts.pas
uDebug.pas
uFloat.pas
uGame.pas
uGears.pas
uGearsRender.pas
uIO.pas
uInputHandler.pas
uLand.pas
uLandGenMaze.pas
uLandGraphics.pas
uLandObjects.pas
uLandOutline.pas
uLandPainted.pas
uLandTemplates.pas
uLandTexture.pas
uLocale.pas
uMisc.pas
uMobile.pas
uRandom.pas
uRender.pas
uRenderUtils.pas
uScript.pas
uSinTable.pas
uSound.pas
uStats.pas
uStore.pas
uTeams.pas
uTextures.pas
uTypes.pas
uUtils.pas
uVariables.pas
uVisualGears.pas
uWorld.pas
GSHandlers.inc
VGSHandlers.inc
ArgParsers.inc
options.inc
adler32.pas
${CMAKE_CURRENT_BINARY_DIR}/config.inc
)
if(BUILD_ENGINE_LIBRARY)
message(STATUS "Engine will be built as library (experimental)")
set(hwengine_project ${hedgewars_SOURCE_DIR}/hedgewars/hwLibrary.pas)
set(engine_sources ${hwengine_project} PascalExports.pas ${engine_sources})
set(pascal_compiler_flags_cmn "-dHWLIBRARY" ${pascal_compiler_flags_cmn})
# create position independent code, only required for x68_64 builds, similar to -fPIC
if(CMAKE_SIZEOF_VOID_P MATCHES "8")
set(pascal_compiler_flags_cmn "-Cg" ${pascal_compiler_flags_cmn})
endif(CMAKE_SIZEOF_VOID_P MATCHES "8")
# due to compiling/linker issues on Max OS X 10.6 -k-no_order_inits is needed to avoid linking fail
if(APPLE AND current_macosx_version GREATER "10.5")
set(pascal_compiler_flags_cmn "-k-no_order_inits" ${pascal_compiler_flags_cmn})
endif()
if (APPLE)
set(engine_output_name "hwengine.dylib")
endif (APPLE)
endif(BUILD_ENGINE_LIBRARY)
find_program(fpc_executable fpc)
if(fpc_executable)
exec_program(${fpc_executable} ARGS "-iV" OUTPUT_VARIABLE fpc_output)
endif(fpc_executable)
set(noexecstack_flags "-k-z" "-knoexecstack")
file(WRITE ${EXECUTABLE_OUTPUT_PATH}/checkstack.pas "begin end.")
exec_program(${fpc_executable} ${EXECUTABLE_OUTPUT_PATH}
ARGS ${noexecstack_flags} checkstack.pas
OUTPUT_VARIABLE noout
RETURN_VALUE testnoexecstack
)
if(${testnoexecstack})
set (noexecstack_flags "")
endif(${testnoexecstack})
if(APPLE)
string(REGEX MATCH "[pP][pP][cC]+" powerpc_build "${CMAKE_OSX_ARCHITECTURES}")
string(REGEX MATCH "[iI]386+" i386_build "${CMAKE_OSX_ARCHITECTURES}")
string(REGEX MATCH "[xX]86_64+" x86_64_build "${CMAKE_OSX_ARCHITECTURES}")
if(powerpc_build)
set(powerpc_build "powerpc")
endif()
endif(APPLE)
#PASCAL DETECTION SECTION
string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" fpc_version "${fpc_output}")
if(fpc_version)
string(REGEX REPLACE "([0-9]+)\\.[0-9]+\\.[0-9]+" "\\1" fpc_vers_major "${fpc_version}")
string(REGEX REPLACE "[0-9]+\\.([0-9]+)\\.[0-9]+" "\\1" fpc_vers_minor "${fpc_version}")
string(REGEX REPLACE "[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" fpc_vers_patch "${fpc_version}")
message(STATUS "Freepascal version installed: ${fpc_vers_major}.${fpc_vers_minor}")
math(EXPR fpc_ver "${fpc_vers_major}*10000 + ${fpc_vers_minor}*100 + ${fpc_vers_patch}")
if(fpc_ver LESS "020200")
message(FATAL_ERROR "Minimum required version of FreePascal is 2.2.0")
elseif(APPLE AND (fpc_ver LESS "020600"))
message(FATAL_ERROR "Minimum required version of FreePascal is 2.6.0 on Mac OS X")
endif()
else()
message(FATAL_ERROR "No Pascal compiler found!")
endif()
#DEPENDECIES AND EXECUTABLES SECTION
find_package(PNG)
if(${PNG_FOUND})
message(STATUS "PNG screenshots enabled (library found at ${PNG_LIBRARY})")
set(pascal_compiler_flags_cmn "-dPNG_SCREENSHOTS" ${pascal_compiler_flags_cmn})
if(APPLE) # need to explictly link with the static lib
string(REGEX REPLACE "(.*)libpng.*" "\\1" PNG_LIBDIR "${PNG_LIBRARY}")
set(pascal_compiler_flags_cmn "-k${PNG_LIBDIR}/libpng.a" ${pascal_compiler_flags_cmn})
endif()
else()
message(STATUS "PNG library not found, switching to screenshots in BMP format")
endif()
set(pascal_compiler ${fpc_executable})
set(pascal_compiler_flags ${noexecstack_flags} ${pascal_compiler_flags_cmn} ${hwengine_project})
IF(NOT APPLE)
#here is the command for standard executables or for shared library
add_custom_command(OUTPUT "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}${CMAKE_EXECUTABLE_SUFFIX}"
COMMAND "${pascal_compiler}"
ARGS ${pascal_compiler_flags}
MAIN_DEPENDENCY ${hwengine_project}
DEPENDS ${engine_sources}
)
ELSE()
#let's build sdlmain, which is absent from the framework
find_package(SDL REQUIRED)
set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)
include_directories(${SDL_INCLUDE_DIR})
add_library (SDLmain STATIC SDLMain.m)
#these are the dependencies for building a universal binary on Mac OS X
foreach (build_arch ${powerpc_build} ${i386_build} ${x86_64_build})
set(lipo_args_list "${EXECUTABLE_OUTPUT_PATH}/hwengine.${build_arch}" ${lipo_args_list})
add_custom_command(OUTPUT "${EXECUTABLE_OUTPUT_PATH}/hwengine.${build_arch}"
COMMAND "${pascal_compiler}"
ARGS ${pascal_compiler_flags} -ohwengine.${build_arch} -P${build_arch}
MAIN_DEPENDENCY ${hwengine_project}
DEPENDS ${engine_sources} SDLmain lua
)
add_custom_target(hwengine.${build_arch} ALL DEPENDS "${EXECUTABLE_OUTPUT_PATH}/hwengine.${build_arch}")
endforeach()
add_custom_command(OUTPUT "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}"
COMMAND "lipo"
ARGS ${lipo_args_list} -create -output ${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}
DEPENDS ${lipo_args_list}
)
ENDIF()
add_custom_target(${engine_output_name} ALL DEPENDS "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}${CMAKE_EXECUTABLE_SUFFIX}")
IF(NOT APPLE)
add_custom_target(ENGINECLEAN COMMAND ${CMAKE_BUILD_TOOL} "clean" "${PROJECT_BINARY_DIR}" "${hedgewars_SOURCE_DIR}/hedgewars")
add_dependencies(${engine_output_name} ENGINECLEAN)
ENDIF()
install(PROGRAMS "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}${CMAKE_EXECUTABLE_SUFFIX}" DESTINATION ${target_dir})