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Update Android instructions, issue #235

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Milan Nikolic 2023-11-04 14:48:26 +01:00
parent e8ff82b394
commit 3120f5fb08
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examples/others/android/example/README.md
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@ -9,19 +9,22 @@ Export path to Android NDK, point to location where you have unpacked archive:
Add toolchain bin directory to PATH: Add toolchain bin directory to PATH:
export PATH=${ANDROID_NDK_HOME}/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/bin:${PATH} export PATH=${ANDROID_NDK_HOME}/toolchains/llvm/prebuilt/linux-x86_64/bin:${PATH}
Export sysroot and libdirs: Export sysroot and libdirs:
export ANDROID_SYSROOT=${ANDROID_NDK_HOME}/sysroot export ANDROID_SYSROOT=${ANDROID_NDK_HOME}/toolchains/llvm/prebuilt/linux-x86_64/sysroot
export ANDROID_PLATFORM=${ANDROID_NDK_HOME}/platforms/android-16/arch-arm
export ANDROID_TOOLCHAIN=${ANDROID_NDK_HOME}/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64 export ANDROID_TOOLCHAIN=${ANDROID_NDK_HOME}/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64
Export API version:
export ANDROID_API=16
And compile shared library: And compile shared library:
CC="arm-linux-androideabi-gcc" \ CC="armv7a-linux-androideabi${ANDROID_API}-clang" \
CGO_CFLAGS="-I${ANDROID_SYSROOT}/usr/include -I${ANDROID_SYSROOT}/usr/include/arm-linux-androideabi --sysroot=${ANDROID_SYSROOT} -D__ANDROID_API__=16" \ CGO_CFLAGS="-I${ANDROID_SYSROOT}/usr/include -I${ANDROID_SYSROOT}/usr/include/arm-linux-androideabi --sysroot=${ANDROID_SYSROOT} -D__ANDROID_API__=${ANDROID_API}" \
CGO_LDFLAGS="-L${ANDROID_SYSROOT}/usr/lib/arm-linux-androideabi -L${ANDROID_PLATFORM}/usr/lib -L${ANDROID_TOOLCHAIN}/arm-linux-androideabi/lib -L${ANDROID_TOOLCHAIN}/lib/gcc/arm-linux-androideabi/4.9.x --sysroot=${ANDROID_PLATFORM}" \ CGO_LDFLAGS="-L${ANDROID_SYSROOT}/usr/lib/arm-linux-androideabi/${ANDROID_API} -L${ANDROID_TOOLCHAIN}/arm-linux-androideabi/lib -L${ANDROID_TOOLCHAIN}/lib/gcc/arm-linux-androideabi/4.9.x --sysroot=${ANDROID_SYSROOT}" \
CGO_ENABLED=1 GOOS=android GOARCH=arm \ CGO_ENABLED=1 GOOS=android GOARCH=arm \
go build -buildmode=c-shared -ldflags="-s -w -extldflags=-Wl,-soname,libexample.so" \ go build -buildmode=c-shared -ldflags="-s -w -extldflags=-Wl,-soname,libexample.so" \
-o=android/libs/armeabi-v7a/libexample.so -o=android/libs/armeabi-v7a/libexample.so