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authorFrederik Carlier <frederik.carlier@quamotion.mobi>2017-02-07 18:19:31 (GMT)
committerJan Vorlicek <janvorli@microsoft.com>2017-02-07 18:19:31 (GMT)
commit05ec3cea1f58eec67f85de09e8869e9239e6c94d (patch)
tree25b31faf8fb7cb01c7a98869f1fbc9ecfec311eb /cross
parent49e51a52fac3ee4e0f893b862b759473d3f5f2f6 (diff)
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Add scripts & docs which support creating an Android toolchain on Linux (#9175)
* Add scripts & docs which support creating an Android toolchain on Linux
Diffstat (limited to 'cross')
-rwxr-xr-xcross/build-android-rootfs.sh145
1 files changed, 145 insertions, 0 deletions
diff --git a/cross/build-android-rootfs.sh b/cross/build-android-rootfs.sh
new file mode 100755
index 0000000..7627294
--- /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
+