proot-5.4.0-0.build.sh

#! /bin/bash

# ------------------------------------------------------------------- Debug

# COOKIE=$(mcookie|cut -c-8); grep -v V_GREP_ME $0 > /dev/shm/runme-$COOKIE.sh ; sleep 0.3; exec bash /dev/shm/runme-$COOKIE.sh
# TESTING=1

# ---------------------------------------------------------------- Preamble

PKG=proot
VERSION=5.4.0
PYTHONVERSION=3.11.7
BUILD=0

PREFIX=/pkg/$PKG-$VERSION-$BUILD
if [ -n "$TESTING" ]; then PREFIX=/scratch/local2/$PKG-$VERSION-$BUILD ; fi

PATH=/bin:/usr/bin:/usr/sbin:/usr/local/bin

set -e
umask 022

BUILD_TMPDIR=/scratch/local2/$PKG-$VERSION-$BUILD.$USER.build.tmp
test -d $BUILD_TMPDIR && ( chmod -R u+rwx $BUILD_TMPDIR || true ; rm -rf $BUILD_TMPDIR )
mkdir -p $BUILD_TMPDIR/home/.cache/pip
mkdir -p $BUILD_TMPDIR/home/.local

export TMPDIR=$BUILD_TMPDIR
export HOME=$BUILD_TMPDIR/home

exec </dev/null

mkdir -p $PREFIX
cat >$PREFIX/profile <<-EOF
	PATH=$PREFIX/bin:\$PATH
	export LD_LIBRARY_PATH=$PREFIX/lib\${LD_LIBRARY_PATH:+:}\$LD_LIBRARY_PATH
	if [ -d $PREFIX/.compatlibs ]; then export LD_LIBRARY_PATH=$PREFIX/.compatlibs\${LD_LIBRARY_PATH:+:}\$LD_LIBRARY_PATH ; fi
EOF
. $PREFIX/profile

NPROC=$(( $(nproc) * 4 / 5 + 1 ))
export MAKEFLAGS="-j $NPROC"

BUILDDIR=$PREFIX/build

mkdir -p $BUILDDIR
cd $BUILDDIR

# --------------------------------------------------- Build a static Python

(
  # orig: https://www.python.org/ftp/python/3.11.7/Python-3.11.7.tgz
  BEEHIVE=https://beehive.molgen.mpg.de/ef61f81ec82c490484219c7f0ec96783/Python-3.11.7.tgz
  test -e Python-$PYTHONVERSION.tgz || wget -nv $BEEHIVE
  test -d Python-$PYTHONVERSION || tar -xf Python-$PYTHONVERSION.tgz
  cd Python-$PYTHONVERSION

  LDFLAGS="-Wl,-rpath=$PREFIX/lib" \
  ./configure \
        --prefix=$PREFIX \
        --with-static-libpython \
        --disable-shared \
        --disable-test-modules

  make -j $NPROC
  make install
  test -e $PREFIX/bin/python || ln -s python3 $PREFIX/bin/python

)

test -d proot || git clone --recurse-submodules https://github.com/proot-me/proot

cd proot

make -C src loader.elf loader-m32.elf build.h # first build the config and loader
make -C src proot care                        # then compile PRoot and CARE

cp -p src/care $PREFIX/bin
cp -p src/proot $PREFIX/bin

exit 0