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cmake: simplify .so and .dylib versioning

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Anonymous Maarten 2022-11-29 20:14:00 +01:00 committed by Sam Lantinga
parent a3225ae6de
commit 2d89c4680f
1 changed files with 25 additions and 32 deletions
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57
CMakeLists.txt
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@ -95,36 +95,32 @@ set(SDL_CMAKE_DEBUG_POSTFIX "d"
mark_as_advanced(CMAKE_IMPORT_LIBRARY_SUFFIX SDL_CMAKE_DEBUG_POSTFIX)
# Calculate a libtool-like version number
math(EXPR SDL_BINARY_AGE "${SDL_MINOR_VERSION} * 100 + ${SDL_MICRO_VERSION}")
if(SDL_MINOR_VERSION MATCHES "[02468]$")
# Stable branch, 3.24.1 -> libSDL3-3.0.so.0.2400.1
set(SDL_INTERFACE_AGE ${SDL_MICRO_VERSION})
else()
# Development branch, 3.23.1 -> libSDL3-3.0.so.0.2301.0
set(SDL_INTERFACE_AGE 0)
endif()
# Increment this if there is an incompatible change - but if that happens,
# we should rename the library from SDL3 to SDL4, at which point this would
# reset to 0 anyway.
set(LT_MAJOR "0")
set(SDL_SO_VERSION_MAJOR "0")
set(SDL_SO_VERSION_MINOR "${SDL_MINOR_VERSION}")
set(SDL_SO_VERSION_MICRO "${SDL_MICRO_VERSION}")
set(SDL_SO_VERSION "${SDL_SO_VERSION_MAJOR}.${SDL_SO_VERSION_MINOR}.${SDL_SO_VERSION_MICRO}")
math(EXPR LT_AGE "${SDL_BINARY_AGE} - ${SDL_INTERFACE_AGE}")
math(EXPR LT_CURRENT "${LT_MAJOR} + ${LT_AGE}")
set(LT_REVISION "${SDL_INTERFACE_AGE}")
set(LT_VERSION "${LT_MAJOR}.${LT_AGE}.${LT_REVISION}")
if(SDL_MINOR_VERSION MATCHES "[02468]$")
math(EXPR SDL_DYLIB_CURRENT_VERSION_MAJOR "100 * ${SDL_MINOR_VERSION} + 1")
set(SDL_DYLIB_CURRENT_VERSION_MINOR "0")
math(EXPR SDL_DYLIB_COMPAT_VERSION_MAJOR "${SDL_DYLIB_CURRENT_VERSION_MAJOR}")
set(SDL_DYLIB_COMPAT_VERSION_MINOR "${SDL_MICRO_VERSION}")
else()
math(EXPR SDL_DYLIB_CURRENT_VERSION_MAJOR "100 * ${SDL_MINOR_VERSION} + ${SDL_MICRO_VERSION} + 1")
set(SDL_DYLIB_CURRENT_VERSION_MINOR "0")
math(EXPR SDL_DYLIB_COMPAT_VERSION_MAJOR "${SDL_DYLIB_CURRENT_VERSION_MAJOR}")
set(SDL_DYLIB_COMPAT_VERSION_MINOR "0")
endif()
set(SDL_DYLIB_CURRENT_VERSION_MICRO "0")
set(SDL_DYLIB_COMPAT_VERSION_MICRO "0")
# The following should match the versions in the Xcode project file.
# Each version is 1 higher than you might expect, for compatibility
# with libtool: macOS ABI versioning is 1-based, unlike other platforms
# which are normally 0-based.
math(EXPR DYLIB_CURRENT_VERSION_MAJOR "${LT_MAJOR} + ${LT_AGE} + 1")
math(EXPR DYLIB_CURRENT_VERSION_MINOR "${LT_REVISION}")
set(DYLIB_CURRENT_VERSION "${DYLIB_CURRENT_VERSION_MAJOR}.${DYLIB_CURRENT_VERSION_MINOR}.0")
set(DYLIB_COMPATIBILITY_VERSION "${DYLIB_CURRENT_VERSION_MAJOR}.0.0")
set(SDL_DYLIB_CURRENT_VERSION "${SDL_DYLIB_CURRENT_VERSION_MAJOR}.${SDL_DYLIB_CURRENT_VERSION_MINOR}.${SDL_DYLIB_CURRENT_VERSION_MICRO}")
set(SDL_DYLIB_COMPAT_VERSION "${SDL_DYLIB_COMPAT_VERSION_MAJOR}.${SDL_DYLIB_COMPAT_VERSION_MINOR}.${SDL_DYLIB_COMPAT_VERSION_MICRO}")
#message(STATUS "${LT_VERSION} :: ${LT_AGE} :: ${LT_REVISION} :: ${LT_CURRENT}")
#message("SDL_SO_VERSION=${SDL_SO_VERSION} SDL_DYLIB_CURRENT_VERSION=${SDL_DYLIB_CURRENT_VERSION} SDL_DYLIB_COMPAT_VERSION=${SDL_DYLIB_COMPAT_VERSION}")
check_cpu_architecture(x86 SDL_CPU_X86)
check_cpu_architecture(x64 SDL_CPU_X64)
@ -650,8 +646,8 @@ if(USE_GCC OR USE_CLANG)
cmake_pop_check_state()
# FIXME: use generator expression instead of appending to EXTRA_LDFLAGS_BUILD
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-compatibility_version,${DYLIB_COMPATIBILITY_VERSION}")
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-current_version,${DYLIB_CURRENT_VERSION}")
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-compatibility_version,${SDL_DYLIB_COMPAT_VERSION}")
list(APPEND EXTRA_LDFLAGS_BUILD "-Wl,-current_version,${SDL_DYLIB_CURRENT_VERSION}")
elseif(NOT OPENBSD)
set(CMAKE_REQUIRED_FLAGS "-Wl,--no-undefined")
check_c_compiler_flag("" HAVE_NO_UNDEFINED)
@ -3206,19 +3202,16 @@ if(SDL_SHARED)
# FIXME: Remove SOVERSION in SDL3
set_target_properties(SDL3 PROPERTIES
MACOSX_RPATH 1
SOVERSION 0)
SOVERSION "0")
elseif(UNIX AND NOT ANDROID)
set_target_properties(SDL3 PROPERTIES
VERSION ${LT_VERSION}
SOVERSION ${LT_MAJOR})
VERSION "${SDL_SO_VERSION_MAJOR}"
SOVERSION "${SDL_SO_VERSION}")
else()
if(WINDOWS OR CYGWIN)
set_target_properties(SDL3 PROPERTIES
DEFINE_SYMBOL DLL_EXPORT)
endif()
set_target_properties(SDL3 PROPERTIES
VERSION ${SDL_VERSION}
SOVERSION ${LT_REVISION})
endif()
# Note: The clang toolset for Visual Studio does not support /NODEFAULTLIB.
if(MSVC AND NOT SDL_LIBC AND NOT MSVC_CLANG AND NOT CMAKE_GENERATOR_PLATFORM STREQUAL "ARM")