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#!/bin/bash
# In order to cross-compile node for Android using NDK, run:
# source android-configure <path_to_ndk> [arch]
#
# By running android-configure with source, will allow environment variables to
# be persistent in current session. This is useful for installing native node
# modules with npm. Also, don't forget to set the arch in npm config using
# 'npm config set arch=<arch>'
if [ -z "$2" ]; then
ARCH=arm
else
ARCH="$2"
fi
CC_VER="4.9"
case $ARCH in
arm)
DEST_CPU="$ARCH"
SUFFIX="$ARCH-linux-androideabi"
TOOLCHAIN_NAME="$SUFFIX"
;;
x86)
DEST_CPU="ia32"
SUFFIX="i686-linux-android"
TOOLCHAIN_NAME="$ARCH"
;;
x86_64)
DEST_CPU="ia32"
SUFFIX="$ARCH-linux-android"
TOOLCHAIN_NAME="$ARCH"
;;
*)
echo "Unsupported architecture provided: $ARCH"
exit 1
;;
esac
NDK_PATH=$1
function make_toolchain {
$NDK_PATH/build/tools/make-standalone-toolchain.sh \
--toolchain=$TOOLCHAIN_NAME-$CC_VER \
--arch=$ARCH \
--install-dir=$TOOLCHAIN \
--platform=android-21
}
export TOOLCHAIN=$PWD/android-toolchain
if [ -d "$TOOLCHAIN" ]; then
read -r -p "NDK toolchain already exists. Replace it? [y/N]" response
case "$response" in
[Yy])
rm -rf "$TOOLCHAIN"
make_toolchain
esac
else
make_toolchain
fi
export PATH=$TOOLCHAIN/bin:$PATH
export AR=$TOOLCHAIN/bin/$SUFFIX-ar
export CC=$TOOLCHAIN/bin/$SUFFIX-gcc
export CXX=$TOOLCHAIN/bin/$SUFFIX-g++
export LINK=$TOOLCHAIN/bin/$SUFFIX-g++
GYP_DEFINES="target_arch=$ARCH"
GYP_DEFINES+=" v8_target_arch=$ARCH"
GYP_DEFINES+=" android_target_arch=$ARCH"
GYP_DEFINES+=" host_os=linux OS=android"
export GYP_DEFINES
if [ -f "configure" ]; then
./configure \
--dest-cpu=$DEST_CPU \
--dest-os=android \
--without-snapshot \
--openssl-no-asm
fi
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