build: support android build on ndk version equal or above 23

change scripts and sources for android build, don't need standalone
toolchain after ndk 19, and use clang as default android target
compiler.

PR-URL: https://github.com/nodejs/node/pull/31521
Reviewed-By: Christian Clauss <cclauss@me.com>

1 files changed, 42 insertions, 36 deletions

diff --git a/android-configure b/android-configure
index 59f0a40c1ac..a7cb2b9c8b4 100755
--- a/android-configure
+++ b/android-configure
@@ -8,29 +8,39 @@
 # modules with npm. Also, don't forget to set the arch in npm config using
 # 'npm config set arch=<arch>'
 
+if [ $# -ne 3 ]; then
+  echo "$0 should have 3 parameters: ndk_path, target_arch and sdk_version"
+  exit 1
+fi
+
+NDK_PATH=$1
+ARCH="$2"
+ANDROID_SDK_VERSION=$3
 
-if [ -z "$2" ]; then
-    ARCH=arm
-else
-    ARCH="$2"
+if [ $ANDROID_SDK_VERSION -lt 23 ]; then
+  echo "$ANDROID_SDK_VERSION should equal or later than 23(Android 6.0)"
 fi
 
 CC_VER="4.9"
+
 case $ARCH in
     arm)
-        DEST_CPU="$ARCH"
-        SUFFIX="$ARCH-linux-androideabi"
-        TOOLCHAIN_NAME="$SUFFIX"
+        DEST_CPU="arm"
+        TOOLCHAIN_NAME="armv7-linux-androideabi"
         ;;
     x86)
         DEST_CPU="ia32"
-        SUFFIX="i686-linux-android"
-        TOOLCHAIN_NAME="$ARCH"
+        TOOLCHAIN_NAME="i686-linux-android"
         ;;
     x86_64)
-        DEST_CPU="ia32"
-        SUFFIX="$ARCH-linux-android"
-        TOOLCHAIN_NAME="$ARCH"
+        DEST_CPU="x64"
+        TOOLCHAIN_NAME="x86_64-linux-android"
+        ARCH="x64"
+        ;;
+    arm64|aarch64)
+        DEST_CPU="arm64"
+        TOOLCHAIN_NAME="aarch64-linux-android"
+        ARCH="arm64"
         ;;
     *)
         echo "Unsupported architecture provided: $ARCH"
@@ -38,36 +48,31 @@ case $ARCH in
         ;;
 esac
 
-NDK_PATH=$1
-function make_toolchain {
-    $NDK_PATH/build/tools/make-standalone-toolchain.sh \
-         --toolchain=$TOOLCHAIN_NAME-$CC_VER \
-        --arch=$ARCH \
-        --install-dir=$TOOLCHAIN \
-        --platform=android-21
-}
+HOST_OS="linux"
+HOST_ARCH="x86_64"
+export CC_host=$(which gcc)
+export CXX_host=$(which g++)
 
-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
+host_gcc_version=$($CC_host --version | grep gcc | awk '{print $NF}')
+major=$(echo $host_gcc_version | awk -F . '{print $1}')
+minor=$(echo $host_gcc_version | awk -F . '{print $2}')
+if [ -z $major ] || [ -z $minor ] || [ $major -lt 6 ] || [ $major -eq 6 -a $minor -lt 3 ]; then
+  echo "host gcc $host_gcc_version is too old, need gcc 6.3.0"
+  exit 1
 fi
+
+SUFFIX="$TOOLCHAIN_NAME$ANDROID_SDK_VERSION"
+TOOLCHAIN=$NDK_PATH/toolchains/llvm/prebuilt/$HOST_OS-$HOST_ARCH
+
 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++
+export CC=$TOOLCHAIN/bin/$SUFFIX-clang
+export CXX=$TOOLCHAIN/bin/$SUFFIX-clang++
+
 
 GYP_DEFINES="target_arch=$ARCH"
 GYP_DEFINES+=" v8_target_arch=$ARCH"
 GYP_DEFINES+=" android_target_arch=$ARCH"
-GYP_DEFINES+=" host_os=linux OS=android"
+GYP_DEFINES+=" host_os=$HOST_OS OS=android"
 export GYP_DEFINES
 
 if [ -f "configure" ]; then
@@ -75,5 +80,6 @@ if [ -f "configure" ]; then
         --dest-cpu=$DEST_CPU \
         --dest-os=android \
         --without-snapshot \
-        --openssl-no-asm
+        --openssl-no-asm \
+        --cross-compiling
 fi