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: VERSIONMakefile.w32: *_VERSIONinclude/SDL_version.h: SDL_*_VERSION, SDL_PATCHLEVELsrc/main/windows/version.rc: FILEVERSION, PRODUCTVERSION, FileVersion, ProductVersionBump ABI version information
CMakeLists.txt, Xcode/SDL/SDL.xcodeproj/project.pbxproj: DYLIB_CURRENT_VERSION, DYLIB_COMPATIBILITY_VERSIONDYLIB_CURRENT_VERSION to (100 * minor) + 1DYLIB_CURRENT_VERSION to 0DYLIB_COMPATIBILITY_VERSION (?)Run test/versioning.sh to verify that everything is consistent
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
CMakeLists.txt, Xcode/SDL/SDL.xcodeproj/project.pbxproj: DYLIB_CURRENT_VERSION, DYLIB_COMPATIBILITY_VERSIONDYLIB_CURRENT_VERSION to patchlevelRun test/versioning.sh to verify that everything is consistent
Regenerate 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
Run test/versioning.sh to verify that everything is consistent
Bump version number from 2.Y.Z to 2.Y.(Z+1) (Y is odd)
Bump ABI version information
CMakeLists.txt, Xcode/SDL/SDL.xcodeproj/project.pbxproj: DYLIB_CURRENT_VERSION, DYLIB_COMPATIBILITY_VERSIONDYLIB_CURRENT_VERSION to (100 * minor) + patchlevel + 1DYLIB_CURRENT_VERSION to 0DYLIB_COMPATIBILITY_VERSION (?)Run test/versioning.sh to verify that everything is consistent
Regenerate configure
Do the release