haskell-8.10.2-0.build.sh

#! /bin/bash

PKG=haskell
VERSION=8.10.2
BUILD=0

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

set -xe
umask 022

BUILD_TMPDIR=/dev/shm/$PKG-$VERSION-$BUILD.build.tmp
test -d $BUILD_TMPDIR && ( chmod -R u+rwx $BUILD_TMPDIR || true ; rm -rf $BUILD_TMPDIR )
mkdir -p $BUILD_TMPDIR/home
export TMPDIR=$BUILD_TMPDIR
export HOME=$BUILD_TMPDIR/home

exec </dev/null

mkdir -p $PREFIX
cat >$PREFIX/profile <<-EOF
	PATH=$PREFIX/bin:$PREFIX/.ghcup/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

export MAKEFLAGS="-j $(nproc)"

BUILDDIR=$PREFIX/build

mkdir -p $BUILDDIR
cd $BUILDDIR

# https://www.haskell.org/platform/linux.html#linux-generic:
# The recommended way to install the components of the generic platform is using ghcup to install ghc and cabal-install
# and following the instructions at haskellstack.org to install stack

# https://www.haskell.org/ghcup/:
# if you don't like curl | sh, see other installation method
# ---> https://gitlab.haskell.org/haskell/ghcup-hs#manual-install

mkdir -p $PREFIX/bin
test -e $PREFIX/bin/ghcup || wget -O  $PREFIX/bin/ghcup https://downloads.haskell.org/~ghcup/0.1.11/x86_64-linux-ghcup-0.1.11
chmod +x $PREFIX/bin/ghcup

mkdir -p $PREFIX/lib
cp /usr/lib/libncursesw.so $PREFIX/lib/
ln -sf libncursesw.so $PREFIX/lib/libtinfo.so.6

export GHCUP_INSTALL_BASE_PREFIX=$PREFIX

# ghcup list shows available and recomended versions

ghcup install ghc $VERSION
ghcup set ghc $VERSION

ghcup install cabal 3.2.0.0
ghcup set cabal 3.2.0.0

ghcup install hls 0.5.1
ghcup set hls 0.5.1

exit