SDL/cmake/test/CMakeLists.txt

125 lines
5.4 KiB
CMake

# This cmake build script is meant for verifying the various CMake configuration script.
cmake_minimum_required(VERSION 3.12)
project(sdl_test LANGUAGES C)
include(GenerateExportHeader)
if(ANDROID)
macro(add_executable NAME)
set(args ${ARGN})
list(REMOVE_ITEM args WIN32)
add_library(${NAME} SHARED ${args})
unset(args)
endmacro()
endif()
cmake_policy(SET CMP0074 NEW)
# Override CMAKE_FIND_ROOT_PATH_MODE to allow search for SDL2 outside of sysroot
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE NEVER)
include(FeatureSummary)
option(TEST_SHARED "Test linking to shared SDL2 library" ON)
add_feature_info("TEST_SHARED" TEST_SHARED "Test linking with shared library")
option(TEST_STATIC "Test linking to static SDL2 libary" ON)
add_feature_info("TEST_STATIC" TEST_STATIC "Test linking with static library")
if(TEST_SHARED)
find_package(SDL2 REQUIRED CONFIG COMPONENTS SDL2)
if(EMSCRIPTEN OR (WIN32 AND NOT WINDOWS_STORE))
find_package(SDL2 REQUIRED CONFIG COMPONENTS SDL2main)
endif()
add_executable(gui-shared WIN32 main_gui.c)
if(TARGET SDL2::SDL2main)
target_link_libraries(gui-shared PRIVATE SDL2::SDL2main)
endif()
target_link_libraries(gui-shared PRIVATE SDL2::SDL2)
if(WIN32)
add_custom_command(TARGET gui-shared POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different "$<TARGET_FILE:SDL2::SDL2>" "$<TARGET_FILE_DIR:gui-shared>"
)
endif()
add_library(sharedlib-shared SHARED main_lib.c)
target_link_libraries(sharedlib-shared PRIVATE SDL2::SDL2)
generate_export_header(sharedlib-shared EXPORT_MACRO_NAME MYLIBRARY_EXPORT)
target_compile_definitions(sharedlib-shared PRIVATE "EXPORT_HEADER=\"${CMAKE_CURRENT_BINARY_DIR}/sharedlib-shared_export.h\"")
set_target_properties(sharedlib-shared PROPERTIES C_VISIBILITY_PRESET "hidden")
add_executable(gui-shared-vars WIN32 main_gui.c)
target_link_libraries(gui-shared-vars PRIVATE ${SDL2_LIBRARIES})
target_include_directories(gui-shared-vars PRIVATE ${SDL2_INCLUDE_DIRS})
add_executable(cli-shared main_cli.c)
target_link_libraries(cli-shared PRIVATE SDL2::SDL2)
if(WIN32)
add_custom_command(TARGET cli-shared POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different "$<TARGET_FILE:SDL2::SDL2>" "$<TARGET_FILE_DIR:cli-shared>"
)
endif()
# SDL2_LIBRARIES does not support creating a cli SDL2 application
# (it is possible that SDL2main is a stub, but we don't know for sure)
if(NOT TARGET SDL2::SDL2main)
add_executable(cli-shared-vars main_cli.c)
target_link_libraries(cli-shared-vars PRIVATE ${SDL2_LIBRARIES})
target_include_directories(cli-shared-vars PRIVATE ${SDL2_INCLUDE_DIRS})
endif()
add_library(sharedlib-shared-vars SHARED main_lib.c)
target_link_libraries(sharedlib-shared-vars PRIVATE ${SDL2_LIBRARIES})
target_include_directories(sharedlib-shared-vars PRIVATE ${SDL2_INCLUDE_DIRS})
generate_export_header(sharedlib-shared-vars EXPORT_MACRO_NAME MYLIBRARY_EXPORT)
target_compile_definitions(sharedlib-shared-vars PRIVATE "EXPORT_HEADER=\"${CMAKE_CURRENT_BINARY_DIR}/sharedlib-shared-vars_export.h\"")
set_target_properties(sharedlib-shared-vars PROPERTIES C_VISIBILITY_PRESET "hidden")
endif()
if(TEST_STATIC)
find_package(SDL2 REQUIRED CONFIG COMPONENTS SDL2-static)
if(EMSCRIPTEN OR (WIN32 AND NOT WINDOWS_STORE))
find_package(SDL2 REQUIRED CONFIG COMPONENTS SDL2main)
endif()
add_executable(gui-static WIN32 main_gui.c)
if(TARGET SDL2::SDL2main)
target_link_libraries(gui-static PRIVATE SDL2::SDL2main)
endif()
target_link_libraries(gui-static PRIVATE SDL2::SDL2-static)
option(SDL_STATIC_PIC "SDL static library has been built with PIC")
if(SDL_STATIC_PIC OR WIN32)
add_library(sharedlib-static SHARED main_lib.c)
target_link_libraries(sharedlib-static PRIVATE SDL2::SDL2-static)
generate_export_header(sharedlib-static EXPORT_MACRO_NAME MYLIBRARY_EXPORT)
target_compile_definitions(sharedlib-static PRIVATE "EXPORT_HEADER=\"${CMAKE_CURRENT_BINARY_DIR}/sharedlib-static_export.h\"")
set_target_properties(sharedlib-static PROPERTIES C_VISIBILITY_PRESET "hidden")
endif()
add_executable(gui-static-vars WIN32 main_gui.c)
target_link_libraries(gui-static-vars PRIVATE ${SDL2MAIN_LIBRARY} ${SDL2_STATIC_LIBRARIES})
target_include_directories(gui-static-vars PRIVATE ${SDL2_INCLUDE_DIRS})
add_executable(cli-static main_cli.c)
target_link_libraries(cli-static PRIVATE SDL2::SDL2-static)
# SDL2_LIBRARIES does not support creating a cli SDL2 application (when SDL2::SDL2main is available)
# (it is possible that SDL2main is a stub, but we don't know for sure)
if(NOT TARGET SDL2::SDL2main)
add_executable(cli-static-vars main_cli.c)
target_link_libraries(cli-static-vars PRIVATE ${SDL2_STATIC_LIBRARIES})
target_include_directories(cli-static-vars PRIVATE ${SDL2_INCLUDE_DIRS})
endif()
endif()
message(STATUS "SDL2_PREFIX: ${SDL2_PREFIX}")
message(STATUS "SDL2_INCLUDE_DIR: ${SDL2_INCLUDE_DIR}")
message(STATUS "SDL2_INCLUDE_DIRS: ${SDL2_INCLUDE_DIRS}")
message(STATUS "SDL2_LIBRARIES: ${SDL2_LIBRARIES}")
message(STATUS "SDL2_STATIC_LIBRARIES: ${SDL2_STATIC_LIBRARIES}")
message(STATUS "SDL2MAIN_LIBRARY: ${SDL2MAIN_LIBRARY}")
message(STATUS "SDL2TEST_LIBRARY: ${SDL2TEST_LIBRARY}")
feature_summary(WHAT ALL)