#!/bin/bash

set -e

set -x

THIS_DIR="$PWD"

PYVER=${PYVER:-3.9.0}

SRCDIR=src/Python-$PYVER

read version_major version_minor < <(echo $PYVER | sed -E 's/^([0-9]+)\.([0-9]+).*/\1 \2/')

version_short=$version_major.$version_minor

version_int=$(($version_major * 100 + $version_minor))

COMMON_ARGS="--arch ${ARCH:-arm} --api ${ANDROID_API:-21}"

if [ ! -d $SRCDIR ]; then

mkdir -p src

pushd src

curl -vLO https://www.python.org/ftp/python/$PYVER/Python-$PYVER.tar.xz

# Use --no-same-owner so that files extracted are still owned by the

# running user in a rootless container

ls -l

tar --no-same-owner -xf Python-$PYVER.tar.xz

popd

fi

cp -r Android $SRCDIR

pushd $SRCDIR

patches="unversioned-libpython lfs"

if [ $version_int -ge 312 ]; then

patches+=" bldlibrary grp"

fi

if [ $version_int -eq 313 ]; then

patches="lfs"

fi

for name in $patches; do

patch -p1 -i ./Android/patches/$name.patch

done

#autoreconf -ifv

which python

python -m pip install dataclasses

./Android/build_deps.py $COMMON_ARGS

./Android/configure.py $COMMON_ARGS --prefix=/usr --disable-test-modules --with-build-python=$(which python3) "$@"

make

make install DESTDIR="$THIS_DIR/build"

popd

#cp -r $SRCDIR/Android/sysroot/usr/share/terminfo build/usr/share/

#cp devscripts/env.sh build/

# Create the embeddable dir and move Python distribution into it

mkdir -p embedabble

mv build/usr/* embedabble

cd "$THIS_DIR/embedabble"

# Delete undesired packages

PYSIMPLEVER=$(cut -d '.' -f 1,2 <<< "$PYVER")

find "lib/python$PYSIMPLEVER" -type d -name "config-$PYSIMPLEVER*" -prune -exec rm -rf {} \;

find "lib/python$PYSIMPLEVER" -type d -name "test" -prune -exec rm -rf {} \;

# Create the activate script

touch activate.sh

cat <<EOT >> activate.sh

#!/bin/bash

export PYTHONHOME=\$PWD

export PATH=\$PWD/bin:\$PATH

if [ ! -z "\$LD_LIBRARY_PATH" ] ; then

export LD_LIBRARY_PATH="\$LD_LIBRARY_PATH:"

fi

export LD_LIBRARY_PATH="\$PWD/lib:\$LD_LIBRARY_PATH"

EOT

chmod a+x activate.sh