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cmake: compile SDL_uclibc separately for shared and static SDL3, ensuring fPIC for shared SDL3

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(cherry picked from commit 6f19fecba3)
This commit is contained in:
Anonymous Maarten
2026-01-13 20:58:31 +01:00
parent e1b020f340
commit a2f3e2ac23
1 changed files with 15 additions and 12 deletions
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27
CMakeLists.txt
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@@ -1294,22 +1294,25 @@ sdl_glob_sources(
"${SDL3_SOURCE_DIR}/src/video/yuv2rgb/*.h"
)
# Build uclibc as a static library such that non-used symbols don't end up in the SDL3 shared library.
file(GLOB SDL_UCLIBC_SOURCES "${SDL3_SOURCE_DIR}/src/libm/*.c")
add_library(SDL_uclibc STATIC "${SDL_UCLIBC_SOURCES}")
target_compile_definitions(SDL_uclibc PRIVATE USING_GENERATED_CONFIG_H)
target_include_directories(SDL_uclibc PRIVATE "${SDL3_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>/build_config")
target_include_directories(SDL_uclibc PRIVATE "${SDL3_SOURCE_DIR}/src")
target_include_directories(SDL_uclibc PRIVATE "${SDL3_SOURCE_DIR}/include")
SDL_AddCommonCompilerFlags(SDL_uclibc)
target_compile_definitions(SDL_uclibc PRIVATE "$<$<CONFIG:Debug>:DEBUG>")
sdl_sources(STATIC "$<TARGET_OBJECTS:SDL_uclibc>")
set_property(TARGET SDL_uclibc PROPERTY UNITY_BUILD OFF)
if(TARGET SDL3-shared)
# Build uclibc as a static library such that non-used symbols don't end up in the SDL3 shared library.
add_library(SDL_uclibc STATIC ${SDL_UCLIBC_SOURCES})
set_property(TARGET SDL_uclibc PROPERTY POSITION_INDEPENDENT_CODE TRUE)
target_compile_definitions(SDL_uclibc PRIVATE USING_GENERATED_CONFIG_H)
target_include_directories(SDL_uclibc PRIVATE "${SDL3_BINARY_DIR}/include-config-$<LOWER_CASE:$<CONFIG>>/build_config")
target_include_directories(SDL_uclibc PRIVATE "${SDL3_SOURCE_DIR}/src")
target_include_directories(SDL_uclibc PRIVATE "${SDL3_SOURCE_DIR}/include")
SDL_AddCommonCompilerFlags(SDL_uclibc)
target_compile_definitions(SDL_uclibc PRIVATE "$<$<CONFIG:Debug>:DEBUG>")
set_property(TARGET SDL_uclibc PROPERTY UNITY_BUILD OFF)
target_link_libraries(SDL3-shared PRIVATE SDL_uclibc)
if(HAVE_GCC_FVISIBILITY)
set_property(TARGET SDL_uclibc PROPERTY C_VISIBILITY_PRESET "hidden")
endif()
endif()
if(HAVE_GCC_FVISIBILITY)
set_property(TARGET SDL_uclibc PROPERTY C_VISIBILITY_PRESET "hidden")
if(TARGET SDL3-static)
target_sources(SDL3-static PRIVATE ${SDL_UCLIBC_SOURCES})
endif()
# Enable/disable various subsystems of the SDL library