117 lines
5.4 KiB
Bash
Executable File
117 lines
5.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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__NDK_Version=r14
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usage()
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{
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echo "Creates a toolchain and sysroot used for cross-compiling for Android."
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echo.
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echo "Usage: $0 [BuildArch] [ApiLevel]"
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echo.
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echo "BuildArch is the target architecture of Android. Currently only arm64 is supported."
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echo "ApiLevel is the target Android API level. API levels usually match to Android releases. See https://source.android.com/source/build-numbers.html"
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echo.
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echo "By default, the toolchain and sysroot will be generated in cross/android-rootfs/toolchain/[BuildArch]. You can change this behavior"
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echo "by setting the TOOLCHAIN_DIR environment variable"
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echo.
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echo "By default, the NDK will be downloaded into the cross/android-rootfs/android-ndk-$__NDK_Version directory. If you already have an NDK installation,"
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echo "you can set the NDK_DIR environment variable to have this script use that installation of the NDK."
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exit 1
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}
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__ApiLevel=21 # The minimum platform for arm64 is API level 21
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__BuildArch=arm64
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__AndroidArch=aarch64
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__AndroidToolchain=aarch64-linux-android
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for i in "$@"
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do
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lowerI="$(echo $i | awk '{print tolower($0)}')"
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case $lowerI in
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-?|-h|--help)
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usage
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exit 1
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;;
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arm64)
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__BuildArch=arm64
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__AndroidArch=aarch64
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__AndroidToolchain=arm-linux-androideabi
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;;
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arm)
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__BuildArch=arm
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__AndroidArch=arm
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__AndroidToolchain=arm-linux-androideabi
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;;
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*[0-9])
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__ApiLevel=$i
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;;
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*)
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__UnprocessedBuildArgs="$__UnprocessedBuildArgs $i"
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;;
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esac
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done
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# Obtain the location of the bash script to figure out where the root of the repo is.
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__CrossDir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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__Android_Cross_Dir="$__CrossDir/android-rootfs"
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__NDK_Dir="$__Android_Cross_Dir/android-ndk-$__NDK_Version"
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__libunwind_Dir="$__Android_Cross_Dir/libunwind"
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__ToolchainDir="$__Android_Cross_Dir/toolchain/$__BuildArch"
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if [[ -n "$TOOLCHAIN_DIR" ]]; then
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__ToolchainDir=$TOOLCHAIN_DIR
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fi
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if [[ -n "$NDK_DIR" ]]; then
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__NDK_Dir=$NDK_DIR
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fi
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echo "Target API level: $__ApiLevel"
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echo "Target architecture: $__BuildArch"
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echo "NDK location: $__NDK_Dir"
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echo "Target Toolchain location: $__ToolchainDir"
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# Download the NDK if required
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if [ ! -d $__NDK_Dir ]; then
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echo Downloading the NDK into $__NDK_Dir
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mkdir -p $__NDK_Dir
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wget -nv -nc --show-progress https://dl.google.com/android/repository/android-ndk-$__NDK_Version-linux-x86_64.zip -O $__Android_Cross_Dir/android-ndk-$__NDK_Version-linux-x86_64.zip
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unzip -q $__Android_Cross_Dir/android-ndk-$__NDK_Version-linux-x86_64.zip -d $__Android_Cross_Dir
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fi
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# Create the RootFS for both arm64 as well as aarch
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rm -rf $__Android_Cross_Dir/toolchain
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echo Generating the $__BuildArch toolchain
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$__NDK_Dir/build/tools/make_standalone_toolchain.py --arch $__BuildArch --api $__ApiLevel --install-dir $__ToolchainDir
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# Install the required packages into the toolchain
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rm -rf $__Android_Cross_Dir/deb/
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rm -rf $__Android_Cross_Dir/tmp
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mkdir -p $__Android_Cross_Dir/deb/
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mkdir -p $__Android_Cross_Dir/tmp/$arch/
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libcurl-dev_7.53.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libcurl-dev_7.52.1_$__AndroidArch.deb
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libcurl_7.53.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libcurl_7.52.1_$__AndroidArch.deb
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/krb5-dev_1.15.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/krb5-dev_1.15_$__AndroidArch.deb
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/krb5_1.15.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/krb5_1.15_$__AndroidArch.deb
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/openssl-dev_1.0.2k_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/openssl-dev_1.0.2k_$__AndroidArch.deb
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wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/openssl_1.0.2k_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/openssl_1.0.2k_$__AndroidArch.deb
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echo Unpacking Termux packages
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dpkg -x $__Android_Cross_Dir/deb/libcurl-dev_7.52.1_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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dpkg -x $__Android_Cross_Dir/deb/libcurl_7.52.1_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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dpkg -x $__Android_Cross_Dir/deb/krb5-dev_1.15_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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dpkg -x $__Android_Cross_Dir/deb/krb5_1.15_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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dpkg -x $__Android_Cross_Dir/deb/openssl-dev_1.0.2k_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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dpkg -x $__Android_Cross_Dir/deb/openssl_1.0.2k_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/
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cp -R $__Android_Cross_Dir/tmp/$__AndroidArch/data/data/com.termux/files/usr/* $__ToolchainDir/sysroot/usr/
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# ifaddrs.h is not available natively Android, but a version of it is available
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# See https://github.com/termux/termux-packages/issues/338 for context
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wget -nv -nc https://raw.githubusercontent.com/qnnnnez/android-ifaddrs/master/include/ifaddrs_single.h -O $__ToolchainDir/sysroot/usr/include/ifaddrs.h
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echo Now run:
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echo CONFIG_DIR=\`realpath cross/android/$__BuildArch\` ROOTFS_DIR=\`realpath $__ToolchainDir/sysroot\` ./build-native.sh -debug -buildArch=$__BuildArch -- verbose cross
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