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CMakeLists.txt
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cmake_minimum_required(VERSION 3.16)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
# See docs/release_checklist.md
set(MAJOR_VERSION 3)
set(MINOR_VERSION 0)
set(MICRO_VERSION 0)
set(SDL_REQUIRED_VERSION 3.0.0)
set(SDLTTF_REQUIRED_VERSION 3.0.0)
project(SDL3_rtf
LANGUAGES C
VERSION "${MAJOR_VERSION}.${MINOR_VERSION}.${MICRO_VERSION}"
)
include("${SDL3_rtf_SOURCE_DIR}/cmake/GetGitRevisionDescription.cmake" )
include("${SDL3_rtf_SOURCE_DIR}/cmake/PrivateSdlFunctions.cmake")
include("${SDL3_rtf_SOURCE_DIR}/cmake/sdlmanpages.cmake")
sdl_calculate_derived_version_variables(${MAJOR_VERSION} ${MINOR_VERSION} ${MICRO_VERSION})
message(STATUS "Configuring ${PROJECT_NAME} ${PROJECT_VERSION}")
if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
set(SDLRTF_ROOTPROJECT ON)
else()
set(SDLRTF_ROOTPROJECT OFF)
endif()
# Assume MSVC projects don't have a package manager and need vendored dependencies (by default).
# Most other platforms have some kind of package manager.
# FIXME: consider a package manager such as conan/vcpkg instead of vendoring
if(ANDROID OR MSVC)
set(vendored_default TRUE)
else()
set(vendored_default FALSE)
endif()
set(sdl3rtf_install_enableable ON)
if ((TARGET SDL3-shared OR TARGET SDL3-static OR TARGET SDL3_mixer-shared OR TARGET SDL3_mixer-static) AND SDL_DISABLE_INSTALL)
# Cannot install SDL3_rtf when SDL3 is built in same built, and is not installed.
set(sdl3rtf_install_enableable OFF)
endif()
include(CMakeDependentOption)
include(CMakePackageConfigHelpers)
include(GNUInstallDirs)
include(CheckSymbolExists)
set(PLATFORM_SUPPORTS_SHARED ON)
if(VITA OR PSP OR PS2 OR N3DS OR RISCOS)
set(PLATFORM_SUPPORTS_SHARED OFF)
endif()
option(CMAKE_POSITION_INDEPENDENT_CODE "Build static libraries with -fPIC" ${PLATFORM_SUPPORTS_SHARED})
cmake_dependent_option(BUILD_SHARED_LIBS "Build the library as a shared library" ON PLATFORM_SUPPORTS_SHARED OFF)
cmake_dependent_option(SDLRTF_INSTALL "Enable SDL3_rtf install target" ${SDLRTF_ROOTPROJECT} "${sdl3rtf_install_enableable}" OFF)
cmake_dependent_option(SDLRTF_INSTALL_MAN "Install man pages for SDL3_rtf" OFF "SDLRTF_INSTALL" OFF)
cmake_dependent_option(SDLRTF_RELOCATABLE "Create relocatable SDL_rtf package" "${MSVC}" SDLRTF_INSTALL OFF)
option(SDLRTF_WERROR "Treat warnings as errors" OFF)
option(SDLRTF_SAMPLES "Build the SDL3_rtf sample program(s)" ${SDLRTF_ROOTPROJECT})
cmake_dependent_option(SDLRTF_SAMPLES_INSTALL "Install the SDL3_rtf sample program(s)" OFF "SDLRTF_SAMPLES;SDLRTF_INSTALL" OFF)
# Save BUILD_SHARED_LIBS variable
set(SDLRTF_BUILD_SHARED_LIBS "${BUILD_SHARED_LIBS}")
set(sdl_required_components Headers)
if(SDLRTF_BUILD_SHARED_LIBS)
set(sdl3_rtf_target_name SDL3_rtf-shared)
set(sdl3_target_name SDL3::SDL3-shared)
list(APPEND sdl_required_components SDL3-shared)
set(sdl3ttf_target_name SDL3_ttf::SDL3_ttf-shared)
else()
set(sdl3_rtf_target_name SDL3_rtf-static)
set(sdl3_target_name SDL3::SDL3)
set(sdl3ttf_target_name SDL3_ttf::SDL3_ttf)
endif()
if(NOT TARGET SDL3::Headers OR NOT TARGET ${sdl3_target_name})
find_package(SDL3 ${SDL_REQUIRED_VERSION} REQUIRED COMPONENTS ${sdl_required_components})
endif()
if(NOT TARGET ${sdl3ttf_target_name})
find_package(SDL3_ttf REQUIRED)
endif()
add_library(${sdl3_rtf_target_name}
src/rtfactn.c
src/rtfreadr.c
src/SDL_rtf.c
src/SDL_rtfreadr.c
)
add_library(SDL3_rtf::${sdl3_rtf_target_name} ALIAS ${sdl3_rtf_target_name})
if(NOT TARGET SDL3_rtf::SDL3_rtf)
add_library(SDL3_rtf::SDL3_rtf ALIAS ${sdl3_rtf_target_name})
endif()
target_include_directories(${sdl3_rtf_target_name} PUBLIC
"$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
)
target_compile_definitions(${sdl3_rtf_target_name} PRIVATE
BUILD_SDL
SDL_BUILD_MAJOR_VERSION=${MAJOR_VERSION}
SDL_BUILD_MINOR_VERSION=${MINOR_VERSION}
SDL_BUILD_MICRO_VERSION=${MICRO_VERSION}
)
target_link_libraries(${sdl3_rtf_target_name} PUBLIC SDL3::Headers)
if(SDLRTF_BUILD_SHARED_LIBS)
target_link_libraries(${sdl3_rtf_target_name} PRIVATE SDL3::SDL3-shared)
endif()
sdl_add_warning_options(${sdl3_rtf_target_name} WARNING_AS_ERROR ${SDLRTF_WERROR})
if(WIN32 AND SDLRTF_BUILD_SHARED_LIBS)
target_sources(${sdl3_rtf_target_name} PRIVATE
src/version.rc
)
endif()
set_target_properties(${sdl3_rtf_target_name} PROPERTIES
OUTPUT_NAME SDL3_rtf
DEFINE_SYMBOL DLL_EXPORT
EXPORT_NAME ${sdl3_rtf_target_name}
C_VISIBILITY_PRESET "hidden"
)
if(NOT ANDROID)
set_target_properties(${sdl3_rtf_target_name} PROPERTIES
SOVERSION "${SO_VERSION_MAJOR}"
VERSION "${SO_VERSION}"
)
if(APPLE)
cmake_minimum_required(VERSION 3.17)
set_target_properties(${sdl3_rtf_target_name} PROPERTIES
SOVERSION "${DYLIB_COMPAT_VERSION}"
VERSION "${DYLIB_CURRENT_VERSION}"
)
endif()
endif()
if(SDLRTF_BUILD_SHARED_LIBS)
if(WIN32)
set_target_properties(${sdl3_rtf_target_name} PROPERTIES
PREFIX ""
)
endif()
else()
if(MSVC)
set_target_properties(${sdl3_rtf_target_name} PROPERTIES
OUTPUT_NAME "SDL3_rtf-static"
)
endif()
endif()
if(SDLRTF_BUILD_SHARED_LIBS)
# Use `Compatible Interface Properties` to ensure a shared SDL3_rtf is linked to a shared SDL3 library
set_property(TARGET ${sdl3_rtf_target_name} PROPERTY INTERFACE_SDL3_SHARED ${SDLRTF_BUILD_SHARED_LIBS})
set_property(TARGET ${sdl3_rtf_target_name} APPEND PROPERTY COMPATIBLE_INTERFACE_BOOL SDL3_SHARED)
endif()
if(SDLRTF_BUILD_SHARED_LIBS)
sdl_target_link_options_no_undefined(${sdl3_rtf_target_name})
endif()
sdl_target_link_option_version_file(${sdl3_rtf_target_name} "${CMAKE_CURRENT_SOURCE_DIR}/src/SDL_rtf.sym")
if(SDLRTF_INSTALL)
install(
TARGETS ${sdl3_rtf_target_name}
EXPORT SDL3_rtfTargets
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}" COMPONENT devel
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}" COMPONENT library
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}" COMPONENT library
)
install(
FILES "${CMAKE_CURRENT_SOURCE_DIR}/include/SDL3_rtf/SDL_rtf.h"
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/SDL3_rtf" COMPONENT devel
)
if(WIN32 AND NOT MINGW)
set(SDLRTF_INSTALL_CMAKEDIR_DEFAULT "cmake")
else()
set(SDLRTF_INSTALL_CMAKEDIR_DEFAULT "${CMAKE_INSTALL_LIBDIR}/cmake/SDL3_rtf")
endif()
set(SDLRTF_INSTALL_CMAKEDIR "${SDLRTF_INSTALL_CMAKEDIR_DEFAULT}" CACHE STRING "Location where to install SDL3_rtfConfig.cmake")
set(SDLRTF_PKGCONFIG_INSTALLDIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
configure_package_config_file(cmake/SDL3_rtfConfig.cmake.in SDL3_rtfConfig.cmake
INSTALL_DESTINATION "${SDLRTF_INSTALL_CMAKEDIR}"
)
write_basic_package_version_file("${PROJECT_BINARY_DIR}/SDL3_rtfConfigVersion.cmake"
COMPATIBILITY AnyNewerVersion
)
install(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/SDL3_rtfConfig.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/SDL3_rtfConfigVersion.cmake"
DESTINATION ${SDLRTF_INSTALL_CMAKEDIR}
COMPONENT devel
)
install(EXPORT SDL3_rtfTargets
FILE "${sdl3_rtf_target_name}-targets.cmake"
NAMESPACE SDL3_rtf::
DESTINATION "${SDLRTF_INSTALL_CMAKEDIR}"
COMPONENT devel
)
if(SDLRTF_RELOCATABLE)
file(RELATIVE_PATH SDL_PATH_PREFIX_RELATIVE_TO_PKGCONFIG "${CMAKE_INSTALL_PREFIX}/${SDLRTF_PKGCONFIG_INSTALLDIR}" "${CMAKE_INSTALL_PREFIX}")
string(REGEX REPLACE "[/]+$" "" SDL_PATH_PREFIX_RELATIVE_TO_PKGCONFIG "${SDL_PATH_PREFIX_RELATIVE_TO_PKGCONFIG}")
set(SDL_PKGCONFIG_PREFIX "\${pcfiledir}/${SDL_PATH_PREFIX_RELATIVE_TO_PKGCONFIG}")
else()
set(SDL_PKGCONFIG_PREFIX "${CMAKE_INSTALL_PREFIX}")
endif()
configure_file(cmake/sdl3-rtf.pc.in sdl3-rtf.pc @ONLY)
# Always install sdl3-rtf.pc file: libraries might be different between config modes
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/sdl3-rtf.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig" COMPONENT devel)
install(FILES "LICENSE.txt"
DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/licenses/${PROJECT_NAME}"
COMPONENT library
)
if(SDLRTF_INSTALL_MAN)
sdl_get_git_revision_hash(SDLRTF_REVISION)
SDL_generate_manpages(
HEADERS_DIR "${PROJECT_DIR}/include/SDL3_rtf"
SYMBOL "RTF_CreateContext"
WIKIHEADERS_PL_PATH "${CMAKE_CURRENT_SOURCE_DIR}/build-scripts/wikiheaders.pl"
REVISION "${SDLRTF_REVISION}"
)
endif()
endif()
if(SDLRTF_SAMPLES)
add_executable(showrtf examples/showrtf.c)
foreach(prog showrtf)
sdl_add_warning_options(${prog} WARNING_AS_ERROR ${SDLRTF_WERROR})
target_link_libraries(${prog} PRIVATE SDL3_rtf::${sdl3_rtf_target_name})
target_link_libraries(${prog} PRIVATE ${sdl3ttf_target_name})
target_link_libraries(${prog} PRIVATE ${sdl3_target_name})
if(SDLRTF_SAMPLES_INSTALL)
install(TARGETS ${prog}
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
)
endif()
endforeach()
endif()