Update WhatsNew.txt
Bump version number to 2.EVEN.0 in all these locations:
configure.ac, CMakeLists.txt: SDL_*_VERSIONXcode/SDL/Info-Framework.plist: CFBundleShortVersionString,
CFBundleVersionMakefile.os2: VERSIONbuild-scripts/winrtbuild.ps1: $SDLVersioninclude/SDL_version.h: SDL_*_VERSION, SDL_PATCHLEVELsrc/main/windows/version.rc: FILEVERSION, PRODUCTVERSION,
FileVersion, ProductVersionBump ABI version information
configure.ac: CMakeLists.txt: SDL_INTERFACE_AGE, SDL_BINARY_AGE
SDL_BINARY_AGE += 1SDL_INTERFACE_AGE to 0SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0Xcode/SDL/SDL.xcodeproj/project.pbxproj: DYLIB_CURRENT_VERSION,
DYLIB_COMPATIBILITY_VERSION
DYLIB_CURRENT_VERSIONDYLIB_CURRENT_VERSION to 0DYLIB_COMPATIBILITY_VERSION (?)Regenerate configure
Do the release
Check that no new API/ABI was added
Bump version number from 2.Y.Z to 2.Y.(Z+1) (Y is even)
Bump ABI version information
configure.ac: CMakeLists.txt: SDL_INTERFACE_AGE, SDL_BINARY_AGE
SDL_INTERFACE_AGE += 1SDL_BINARY_AGE += 1Xcode/SDL/SDL.xcodeproj/project.pbxproj: DYLIB_CURRENT_VERSION,
DYLIB_COMPATIBILITY_VERSION
DYLIB_CURRENT_VERSIONRegenerate configure
Do the release
Create a branch like release-2.24.x
Bump version number to 2.ODD.0 for next development branch
Bump ABI version information
Bump version number from 2.Y.Z to 2.Y.(Z+1) (Y is odd)
Bump ABI version information
Regenerate configure
Do the release