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cmake: make sure SDL2::SDL2 is always available

This commit is contained in:
Anonymous Maarten 2022-06-15 04:29:14 +02:00 committed by Sam Lantinga
parent 69df26a0d4
commit 6d1dfc8322
3 changed files with 23 additions and 5 deletions
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5
CMakeLists.txt
View File

@ -3194,3 +3194,8 @@ endif()
##### Fix Objective C builds ##### ##### Fix Objective C builds #####
set(CMAKE_OBJC_FLAGS "${CMAKE_OBJC_FLAGS} ${CMAKE_C_FLAGS}") set(CMAKE_OBJC_FLAGS "${CMAKE_OBJC_FLAGS} ${CMAKE_C_FLAGS}")
# Make sure SDL2::SDL2 always exists
if(TARGET SDL2::SDL2-static AND NOT TARGET SDL2::SDL2)
add_library(SDL2::SDL2 ALIAS SDL2-static)
endif()

10
SDL2Config.cmake.in
View File

@ -30,12 +30,14 @@ endif()
check_required_components(SDL2) check_required_components(SDL2)
# Create SDL2::SDL2 alias for static-only builds # Create SDL2::SDL2 alias for static-only builds
if(NOT TARGET SDL2::SDL2 AND TARGET SDL2::SDL2-static) if(TARGET SDL2::SDL2-static AND NOT TARGET SDL2::SDL2)
if(CMAKE_VERSION VERSION_LESS "3.18") if(CMAKE_VERSION VERSION_LESS "3.18")
# Aliasing local targets is not supported on CMake < 3.18, so make it global. # FIXME: Aliasing local targets is not supported on CMake < 3.18, so make it global.
set_target_properties(SDL2::SDL2-static PROPERTIES IMPORTED_GLOBAL TRUE) add_library(SDL2::SDL2 INTERFACE IMPORTED)
endif() set_target_properties(SDL2::SDL2 PROPERTIES INTERFACE_LINK_LIBRARIES "SDL2::SDL2-static")
else()
add_library(SDL2::SDL2 ALIAS SDL2::SDL2-static) add_library(SDL2::SDL2 ALIAS SDL2::SDL2-static)
endif()
endif() endif()
# For compatibility with autotools sdl2-config.cmake, provide SDL2_* variables. # For compatibility with autotools sdl2-config.cmake, provide SDL2_* variables.

11
sdl2-config.cmake.in
View File

@ -192,3 +192,14 @@ macro(check_required_components _NAME)
endmacro() endmacro()
check_required_components(SDL2) check_required_components(SDL2)
# Create SDL2::SDL2 alias for static-only builds
if(TARGET SDL2::SDL2-static AND NOT TARGET SDL2::SDL2)
if(CMAKE_VERSION VERSION_LESS "3.18")
# FIXME: Aliasing local targets is not supported on CMake < 3.18, so make it global.
add_library(SDL2::SDL2 INTERFACE IMPORTED)
set_target_properties(SDL2::SDL2 PROPERTIES INTERFACE_LINK_LIBRARIES "SDL2::SDL2-static")
else()
add_library(SDL2::SDL2 ALIAS SDL2::SDL2-static)
endif()
endif()