From 05ec3cea1f58eec67f85de09e8869e9239e6c94d Mon Sep 17 00:00:00 2001 From: Frederik Carlier Date: Tue, 7 Feb 2017 19:19:31 +0100 Subject: Add scripts & docs which support creating an Android toolchain on Linux (#9175) * Add scripts & docs which support creating an Android toolchain on Linux --- cross/build-android-rootfs.sh | 145 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100755 cross/build-android-rootfs.sh (limited to 'cross') diff --git a/cross/build-android-rootfs.sh b/cross/build-android-rootfs.sh new file mode 100755 index 0000000000..7627294a26 --- /dev/null +++ b/cross/build-android-rootfs.sh @@ -0,0 +1,145 @@ +#!/usr/bin/env bash + +usage() +{ + echo "Creates a toolchain and sysroot used for cross-compiling for Android." + echo. + echo "Usage: $0 [BuildArch] [ApiLevel]" + echo. + echo "BuildArch is the target architecture of Android. Currently only arm64 is supported." + echo "ApiLevel is the target Android API level. API levels usually match to Android releases. See https://source.android.com/source/build-numbers.html" + echo. + echo "By default, the toolchain and sysroot will be generated in cross/android-rootfs/toolchain/[BuildArch]. You can change this behavior" + echo "by setting the TOOLCHAIN_DIR environment variable" + echo. + echo "By default, the NDK will be downloaded into the cross/android-rootfs/android-ndk-r13b directory. If you already have an NDK installation," + echo "you can set the NDK_DIR environment variable to have this script use that installation of the NDK." + exit 1 +} + +__ApiLevel=21 # The minimum platform for arm64 is API level 21 +__BuildArch=arm64 +__AndroidArch=aarch64 + +for i in "$@" + do + lowerI="$(echo $i | awk '{print tolower($0)}')" + case $lowerI in + -?|-h|--help) + usage + exit 1 + ;; + arm64) + __BuildArch=arm64 + __AndroidArch=aarch64 + ;; + *[0-9]) + __ApiLevel=$i + ;; + *) + __UnprocessedBuildArgs="$__UnprocessedBuildArgs $i" + ;; + esac +done + +# Obtain the location of the bash script to figure out where the root of the repo is. +__CrossDir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" + +__Android_Cross_Dir="$__CrossDir/android-rootfs" +__NDK_Dir="$__Android_Cross_Dir/android-ndk-r13b" +__libunwind_Dir="$__Android_Cross_Dir/libunwind" +__lldb_Dir="$__Android_Cross_Dir/lldb" +__ToolchainDir="$__Android_Cross_Dir/toolchain/$__BuildArch" + +if [[ -n "$TOOLCHAIN_DIR" ]]; then + __ToolchainDir=$TOOLCHAIN_DIR +fi + +if [[ -n "$NDK_DIR" ]]; then + __NDK_Dir=$NDK_DIR +fi + +echo "Target API level: $__ApiLevel" +echo "Target architecture: $__BuildArch" +echo "NDK location: $__NDK_Dir" +echo "Target Toolchain location: $__ToolchainDir" + +# Download the NDK if required +if [ ! -d $__NDK_Dir ]; then + echo Downloading the NDK into $__NDK_Dir + mkdir -p $__NDK_Dir + wget -nv -nc --show-progress https://dl.google.com/android/repository/android-ndk-r13b-linux-x86_64.zip -O $__Android_Cross_Dir/android-ndk-r13b-linux-x86_64.zip + unzip -q $__Android_Cross_Dir/android-ndk-r13b-linux-x86_64.zip -d $__Android_Cross_Dir +fi + +if [ ! -d $__lldb_Dir ]; then + mkdir -p $__lldb_Dir + echo Downloading LLDB into $__lldb_Dir + wget -nv -nc --show-progress https://dl.google.com/android/repository/lldb-2.3.3614996-linux-x86_64.zip -O $__Android_Cross_Dir/lldb-2.3.3614996-linux-x86_64.zip + unzip -q $__Android_Cross_Dir/lldb-2.3.3614996-linux-x86_64.zip -d $__lldb_Dir +fi + +# Create the RootFS for both arm64 as well as aarch +rm -rf $__Android_Cross_Dir/toolchain + +echo Generating the $__BuildArch toolchain +$__NDK_Dir/build/tools/make_standalone_toolchain.py --arch $__BuildArch --api $__ApiLevel --install-dir $__ToolchainDir + +# Install the required packages into the toolchain +rm -rf $__Android_Cross_Dir/deb/ +rm -rf $__Android_Cross_Dir/tmp + +mkdir -p $__Android_Cross_Dir/deb/ +mkdir -p $__Android_Cross_Dir/tmp/$arch/ +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libicu_58.2_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libicu_58.2_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libicu-dev_58.2_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libicu-dev_58.2_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libuuid-dev_1.0.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libuuid-dev_1.0.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libuuid_1.0.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libuuid_1.0.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libandroid-glob-dev_0.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libandroid-glob-dev_0.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libandroid-glob_0.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libandroid-glob_0.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libandroid-support-dev_13.10_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libandroid-support-dev_13.10_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libandroid-support_13.10_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libandroid-support_13.10_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/liblzma-dev_5.2.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/liblzma-dev_5.2.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/liblzma_5.2.3_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/liblzma_5.2.3_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libcurl-dev_7.52.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libcurl-dev_7.52.1_$__AndroidArch.deb +wget -nv -nc http://termux.net/dists/stable/main/binary-$__AndroidArch/libcurl_7.52.1_$__AndroidArch.deb -O $__Android_Cross_Dir/deb/libcurl_7.52.1_$__AndroidArch.deb + +echo Unpacking Termux packages +dpkg -x $__Android_Cross_Dir/deb/libicu_58.2_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libicu-dev_58.2_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libuuid-dev_1.0.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libuuid_1.0.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libandroid-glob-dev_0.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libandroid-glob_0.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libandroid-support-dev_13.10_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libandroid-support_13.10_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/liblzma-dev_5.2.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/liblzma_5.2.3_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libcurl-dev_7.52.1_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ +dpkg -x $__Android_Cross_Dir/deb/libcurl_7.52.1_$__AndroidArch.deb $__Android_Cross_Dir/tmp/$__AndroidArch/ + +cp -R $__Android_Cross_Dir/tmp/$__AndroidArch/data/data/com.termux/files/usr/* $__ToolchainDir/sysroot/usr/ + +# Prepare libunwind +if [ ! -d $__libunwind_Dir ]; then + git clone https://android.googlesource.com/platform/external/libunwind/ $__libunwind_Dir +fi + +cd $__libunwind_Dir +git checkout android-6.0.0_r26 +git checkout -- . +git clean -xfd + +# libunwind is available on Android, but not included in the NDK. +echo Building libunwind +autoreconf --force -v --install 2> /dev/null +./configure CC=$__ToolchainDir/bin/$__AndroidArch-linux-android-clang --with-sysroot=$__ToolchainDir/sysroot --host=x86_64 --target=$__AndroidArch-eabi --disable-coredump --prefix=$__ToolchainDir/sysroot/usr 2> /dev/null +make > /dev/null +make install > /dev/null + +# This header file is missing +cp include/libunwind.h $__ToolchainDir/sysroot/usr/include/ + +echo Now run: +echo CONFIG_DIR=\`realpath cross/android/arm64\` ROOTFS_DIR=\`realpath $__ToolchainDir/sysroot\` ./build.sh cross arm64 skipgenerateversion skipmscorlib cmakeargs -DENABLE_LLDBPLUGIN=0 + -- cgit v1.2.3