1*1fd5a2e1SPrashanth Swaminathan# Notes for updating `external/libffi` from source 2*1fd5a2e1SPrashanth Swaminathan 3*1fd5a2e1SPrashanth SwaminathanNote: AOSP has (or had) a platform/external/libffi used by Dalvik/MIPS. 4*1fd5a2e1SPrashanth SwaminathanTo avoid confusion, we call our version of the library libffi-cheets. 5*1fd5a2e1SPrashanth Swaminathan 6*1fd5a2e1SPrashanth Swaminathan## Files added for use in cheets: 7*1fd5a2e1SPrashanth Swaminathan 8*1fd5a2e1SPrashanth Swaminathan- `./Android.mk` 9*1fd5a2e1SPrashanth Swaminathan- `./MODULE_LICENSE_BSD_LIKE` 10*1fd5a2e1SPrashanth Swaminathan- `./NOTICE (copy of ./LICENSE)` 11*1fd5a2e1SPrashanth Swaminathan- `./README.cheets.md` 12*1fd5a2e1SPrashanth Swaminathan- `./linux-arm/ffi.h` 13*1fd5a2e1SPrashanth Swaminathan- `./linux-arm/fficonfig.h` 14*1fd5a2e1SPrashanth Swaminathan- `./linux-arm/ffitarget.h` 15*1fd5a2e1SPrashanth Swaminathan- `./linux-x86/ffi.h` 16*1fd5a2e1SPrashanth Swaminathan- `./linux-x86/fficonfig.h` 17*1fd5a2e1SPrashanth Swaminathan- `./linux-x86/ffitarget.h` 18*1fd5a2e1SPrashanth Swaminathan 19*1fd5a2e1SPrashanth SwaminathanThe `ffi.h`, `fficonfig.h`, and `ffitarget.h` files allow us to easily configure 20*1fd5a2e1SPrashanth Swaminathaneach build target. 21*1fd5a2e1SPrashanth Swaminathan 22*1fd5a2e1SPrashanth SwaminathanNote that Android.mk embeds the version of Wayland being built (ends up in src/wayland-version.h) 23*1fd5a2e1SPrashanth Swaminathan 24*1fd5a2e1SPrashanth Swaminathan## Files generated by the build process 25*1fd5a2e1SPrashanth Swaminathan 26*1fd5a2e1SPrashanth SwaminathanThese files are generated by the Android.mk makefile into the source directory, 27*1fd5a2e1SPrashanth Swaminathanand should not be checked in. 28*1fd5a2e1SPrashanth Swaminathan 29*1fd5a2e1SPrashanth Swaminathan### From `include/ffi.h.in` 30*1fd5a2e1SPrashanth Swaminathan 31*1fd5a2e1SPrashanth Swaminathan- `include/ffi.h`