vcpkg/ports/sdl2-image/CMakeLists.txt
autoantwort 7c92c79a1a
[sdl2pp] no absolute paths (#21722)
* [sdl2pp] no absolute paths

* [sdl2-image][sdl2-mixer][sdl2-ttf][sdl2pp] Install and fix .pc files

Co-authored-by: Robert Schumacher <roschuma@microsoft.com>
2021-11-30 15:29:54 -08:00

161 lines
4.6 KiB
CMake

cmake_minimum_required(VERSION 2.6)
project(SDL2_image C)
### configuration ###
list(APPEND CMAKE_MODULE_PATH "${CURRENT_INSTALLED_DIR}/share/libwebp")
# enable all file formats which are supported natively
set(SUPPORTED_FORMATS BMP GIF LBM PCX PNM TGA XPM XCF XV SVG)
# enable all file formats which are supported through external dependencies
# first try to load them statically (lib file in vcpkg installation)
# if this fails try to make them a dynamic dependency (dll will be loaded at runtime) if possible. vcpkg cannot resolve these dependencies!
# else do not support this file format at all
# Can be explicitly enabled or disabled via USE_XYZ
set(DEPENDENCIES PNG JPEG TIFF WEBP)
# patch library names for preprocessor flags
set(JPEG_FLAG JPG)
set(TIFF_FLAG TIF)
# names of potentially dynamically loaded libraries
set(JPEG_DYNAMIC \"libjpeg-9.dll\")
set(PNG_DYNAMIC \"libpng16-16.dll\")
set(TIFF_DYNAMIC \"libtiff-5.dll\")
set(WEBP_DYNAMIC \"libwebp-4.dll\")
### implementation ###
add_library(SDL2_image
IMG.c
IMG_bmp.c
IMG_gif.c
IMG_jpg.c
IMG_lbm.c
IMG_pcx.c
IMG_png.c
IMG_pnm.c
IMG_svg.c
IMG_tga.c
IMG_tif.c
IMG_webp.c
IMG_xcf.c
IMG_xpm.c
IMG_xv.c
IMG_xxx.c
IMG_WIC.c
version.rc
)
if (APPLE)
target_sources(SDL2_image PRIVATE
IMG_ImageIO.m
)
target_compile_options(SDL2_image BEFORE PRIVATE
"-x" "objective-c"
)
endif()
set_target_properties(SDL2_image PROPERTIES DEFINE_SYMBOL DLL_EXPORT)
foreach(FORMAT ${SUPPORTED_FORMATS})
add_definitions(-DLOAD_${FORMAT})
endforeach(FORMAT)
# SDL
find_path(SDL_INCLUDE_DIR SDL2/SDL.h)
find_package(SDL2 CONFIG REQUIRED)
include_directories(${SDL_INCLUDE_DIR})
include_directories(${SDL_INCLUDE_DIR}/SDL2)
include_directories(${CMAKE_SOURCE_DIR})
target_link_libraries(SDL2_image SDL2::SDL2)
# external dependencies
foreach(DEPENDENCY IN LISTS DEPENDENCIES)
if(NOT USE_${DEPENDENCY})
continue()
endif()
find_package(${DEPENDENCY})
if(NOT DEFINED ${DEPENDENCY}_FLAG)
set(${DEPENDENCY}_FLAG ${DEPENDENCY})
endif()
add_definitions(-DLOAD_${${DEPENDENCY}_FLAG})
if(${DEPENDENCY}_FOUND)
message(STATUS " --> linking statically.")
target_link_libraries(SDL2_image ${${DEPENDENCY}_LIBRARIES})
elseif(DEFINED ${DEPENDENCY}_DYNAMIC)
message(STATUS " --> linking dynamically.")
add_definitions(-DLOAD_${${DEPENDENCY}_FLAG}_DYNAMIC=${${DEPENDENCY}_DYNAMIC})
set(RUNTIME_DEPENDENCIES ON)
else()
message(STATUS " --> skipping.")
endif()
endforeach(DEPENDENCY)
if(DEFINED RUNTIME_DEPENDENCIES)
include_directories(VisualC/external/include)
endif()
install(TARGETS SDL2_image
EXPORT SDL2_image
RUNTIME DESTINATION bin
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib)
install(FILES SDL_image.h DESTINATION include/SDL2 CONFIGURATIONS Release)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/sdl2-image-config.cmake"
[[include(CMakeFindDependencyMacro)
find_dependency(SDL2 CONFIG)
include("${CMAKE_CURRENT_LIST_DIR}/sdl2-image-targets.cmake")
]])
set(prefix "")
set(exec_prefix [[${prefix}]])
set(libdir [[${prefix}/lib]])
set(includedir [[${prefix}/include]])
set(PACKAGE "SDL2_image")
file(READ "SDL_image.h" header_contents)
# #define SDL_IMAGE_MAJOR_VERSION 2
# #define SDL_IMAGE_MINOR_VERSION 0
# #define SDL_IMAGE_PATCHLEVEL 5
string(REGEX MATCH "define *SDL_IMAGE_MAJOR_VERSION *([0-9]+)" _ "${header_contents}")
set(VERSION ${CMAKE_MATCH_1})
string(REGEX MATCH "define *SDL_IMAGE_MINOR_VERSION *([0-9]+)" _ "${header_contents}")
string(APPEND VERSION ".${CMAKE_MATCH_1}")
string(REGEX MATCH "define *SDL_IMAGE_PATCHLEVEL *([0-9]+)" _ "${header_contents}")
string(APPEND VERSION ".${CMAKE_MATCH_1}")
set(SDL_VERSION 0.0)
configure_file(SDL2_image.pc.in "${CMAKE_CURRENT_BINARY_DIR}/SDL2_image.pc" @ONLY)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/SDL2_image.pc DESTINATION lib/pkgconfig)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/sdl2-image-config.cmake DESTINATION share/sdl2-image)
install(EXPORT SDL2_image
DESTINATION share/sdl2-image/
FILE sdl2-image-targets.cmake
NAMESPACE SDL2::
)
message(STATUS "Link-time dependencies:")
message(STATUS " " SDL2::SDL2)
foreach(DEPENDENCY ${DEPENDENCIES})
if(${DEPENDENCY}_FOUND)
message(STATUS " " ${DEPENDENCY})
endif()
endforeach(DEPENDENCY)
if(DEFINED RUNTIME_DEPENDENCIES)
message(STATUS "Run-time dependencies:")
foreach(DEPENDENCY ${DEPENDENCIES})
if(NOT ${DEPENDENCY}_FOUND AND DEFINED ${DEPENDENCY}_DYNAMIC)
message(STATUS " " ${${DEPENDENCY}_DYNAMIC})
endif()
endforeach(DEPENDENCY)
endif()