#!/bin/bash
# ============================================================================
# DarkForge Linux — Phase 0, Chapter 7: Bison (Chroot)
# ============================================================================
# Purpose:  Build bison (parser generator). Required by several packages
#           that generate parsers during their build process.
# Inputs:   /sources/bison-3.8.2.tar.xz
# Outputs:  bison in /usr/bin/
# Assumes:  Running inside chroot
# Ref:      LFS 13.0 §7.8
# ============================================================================

set -euo pipefail

PACKAGE="bison"
VERSION="3.8.2"

echo "=== Building ${PACKAGE}-${VERSION} (Chroot) ==="

cd /sources
tar -xf "${PACKAGE}-${VERSION}.tar.xz"
cd "${PACKAGE}-${VERSION}"

./configure --prefix=/usr \
            --docdir=/usr/share/doc/bison-${VERSION}

make
make install

cd /sources
rm -rf "${PACKAGE}-${VERSION}"
echo "=== ${PACKAGE}-${VERSION} complete ==="