How to build the android library for arm64 or aarch64 platform?

[yishinhung]

Hi I modify the build-android.sh for x86 to arm64 by the following link. But get some error. Could you have any idea to build the android mraa aar for arm64 platform? Thank a lot!

• build-android.sh for arm64: https://www.asuswebstorage.com/navigate/a/#/s/31AA6108FE9E4638A975ADAE5CE5BEE7Y
• command : docker-compose run android [ 4%] Building C object src/CMakeFiles/mraa.dir/mraa.c.o In file included from /usr/src/app/src/mraa.c:18: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/stdlib.h:34: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/string.h:33: /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/malloc.h:30:74: warning: unknown attribute 'alloc_size' ignored [-Wunknown-attributes] extern void malloc(size_t byte_count) mallocfunc wur attribute((alloc_size(1))); ^ /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/malloc.h:31:92: warning: unknown attribute 'alloc_size' ignored [-Wunknown-attributes] extern void calloc(size_t item_count, size_t item_size) mallocfunc wur attribute((alloc_size(1,2))); ^ /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/malloc.h:32:71: warning: unknown attribute 'alloc_size' ignored [-Wunknown-attributes] extern void realloc(void p, size_t byte_count) wur attribute((alloc_size(2))); ^ /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/malloc.h:35:94: warning: unknown attribute 'alloc_size' ignored [-Wunknown-attributes] extern void* memalign(size_t alignment, size_t byte_count) mallocfunc wur attribute((alloc_size(2))); ^ In file included from /usr/src/app/src/mraa.c:27: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/fcntl.h:37: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/unistd.h:34: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/sys/select.h:35: In file included from /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/signal.h:37: /opt/android-ndk-r14b/platforms/android-24/arch-arm64/usr/include/asm/sigcontext.h:44:2: error: unknown type name 'uint128_t' __uint128_t vregs[32]; ^ 4 warnings and 1 error generated. src/CMakeFiles/mraa.dir/build.make:62: recipe for target 'src/CMakeFiles/mraa.dir/mraa.c.o' failed make[2]: [src/CMakeFiles/mraa.dir/mraa.c.o] Error 1 make[2]: Leaving directory '/usr/src/app/build' CMakeFiles/Makefile2:96: recipe for target 'src/CMakeFiles/mraa.dir/all' failed make[1]: [src/CMakeFiles/mraa.dir/all] Error 2 make[1]: Leaving directory '/usr/src/app/build' Makefile:138: recipe for target 'all' failed make: *** [all] Error 2 make: Leaving directory '/usr/src/app/build'