#!/bin/bash
ulimit -s unlimited
shopt -s extglob

# tree-sitter.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for Slackware ARM.
#
# Copyright 2023-2027  Patrick J. Volkerding, Sebeka, Minnesota, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
slackset_var_cwds

# Detect whether we're building for /patches:
# This function sets the variable 'SLACKPATCHING'
slack_findpkgstore_is_stablerelease

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Versions of bundled packages:
# To save on maintenance, and since we carry the same versions as x86 Slackware,
# let's pull the version numbers from the x86 trunk:
slack_setvarfromupstream SRCNAM

# Extract source:
tar xf $CWD/$SRCNAM-$VERSION.tar.!(*sign|*asc|*sig)
cd $SRCNAM-*/ || failextract
slackhousekeeping

# prepare Rust bindings:
pushd lib
echo "Compiling in ./lib"
cargo fetch --locked --target "$ARCH-unknown-linux-gnu" || failmake
popd

# Build and install library:
make $NUMJOBS PREFIX=/usr LIBDIR=/usr/lib${LIBDIRSUFFIX} || failmake

# Install into package:
make DESTDIR=$PKG PREFIX=/usr LIBDIR=/usr/lib${LIBDIRSUFFIX} install || failinstall

# Build and install cli:
pushd crates/cli
echo "Compiling in ./crates/cli"
cargo fetch --locked --target "$ARCH-unknown-linux-gnu" || failmake
cargo build --release --locked --offline --all-features || failmake
popd

mkdir -p $PKG/usr/bin
install -vpm755 target/release/tree-sitter $PKG/usr/bin || failinstall

# No static library:
rm -f $PKG/usr/lib${LIBDIRSUFFIX}/libtree-sitter.a

# Add documentation:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION/{cli,lib}
cp -fav \
  CONTRIBUTING* FUNDING* LICENSE* README* \
  $PKG/usr/doc/$PKGNAM-$VERSION
#changelogliposuction ChangeLog $PKGNAM $VERSION # Trim down a "ChangeLog" file
cp -a crates/cli/{LICENSE,README}* $PKG/usr/doc/${PKGNAM}-$VERSION/cli || failinstall
cp -a lib/{LICENSE,README}* $PKG/usr/doc/${PKGNAM}-$VERSION/lib || failinstall

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall        # strip all .a archives and all ELFs
#slackstriprpaths     # strip rpaths
slack_delete_lafiles # delete usr/lib{,64}/*.la
slackgzpages -i      # compress man & info pages and delete usr/info/dir
slackslack           # set standard Slackware file/dir permissions and ownerships
slackdesc            # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links